1. Field of the Invention
The present invention pertains generally to medical services and, more particularly, to a command and control system for multi-specialty telemedicine practices.
2. Description of the Prior Art
Prior Art Group 1: The prior art concerning clinical pathways is explained first. A clinical pathway refers to a standard or optimum care process. It is also sometimes called a “critical pathway.” “Clinical guidelines” describe optimal clinical service. This specification assumes that clinical pathways include clinical guidelines. Here, a “care process” represents a series of clinical services.
The management of patients with many diseases according to clinical pathways involves the participation of a number of different types of medical specialists. For example, the care of a breast cancer patient may require the services of a primary care physician, a radiologist, a pathologist, a surgeon, an oncologist, a therapeutic radiologist, and possibly others, depending on the patient's diagnosis. These services are provided one after another, and often spread out over many weeks or months. This is inconvenient for the patient, is costly, and results in anxiety and frustration for many patients.
Prior Art Group 2: This group concerns the practice of telemedicine. Telemedicine is the practice of medicine at a distance using audio, video, and telecommunications technologies. Typically, telemedicine consultations involve single specialty services or consultations, such as teleradiology, teledermatology, or telepsychiatry. The major benefit of telemedicine has been to bring specialty medical services to geographically underserved populations, such as rural communities or prison populations. In addition to providing increased access to healthcare services, telemedicine reduces the need for patients to travel to obtain services. Telemedicine has not been used to any major extent to increase the efficiency of on-site multi-specialty clinical practices. In fact, telemedicine as currently utilized by clinics often decreases efficiency by increasing paper work and increasing the number of appointments necessary for the patient to be seen by an on-site physician and then rescheduled with an off-site teleconsultant. Most telemedicine services are provided in an uncoordinated way by individual clinical services, such as psychiatry, dermatology, radiology, or pathology.
Prior Art Group 3: Attempts to automate or streamline various aspects of patient care have been the subject of numerous inventions. U.S. Pat. No. 6,804,656 to Rosenfield et al. was issued for “System and Method for Providing Continuous, Expert Network Critical Care Services from Remote Locations.” The disclosed invention is for providing critical care services by telemedicine from a remote location.
U.S. Pat. No. 6,786,406 to Maningas was issued for “Medical Pathways Rapid Triage System.” The disclosed computer based system provides for the rapid triage of multiple patients in hospital emergency department settings that allows flexibility in the order of the entry of data.
U.S. Pat. No. 5,868,669 to Iliff was issued for “Computerized Medical Diagnostic and Treatment Advice System.” The disclosed invention is for a system and method for providing computerized knowledge based medical diagnostic and treatment advice to the general public over a telephone network.
U.S. Pat. No. 5,823,948 to Ross, Jr. et al was issued for “Medical Records Documentation, Tracking and Order Entry System.” The disclosed invention is for a system and method that computerizes medical records, documentation, tracking and order entries. A video system can be employed to videotape a patient's consent.
U.S. Pat. No. 5,544,649 to David et al. was issued for “Ambulatory Patient Health Monitoring Techniques Utilizing Interactive Visual Communications.” The disclosed invention is for an interactive visual system, which allows monitoring of patients at remote sites. Electronic equipment and sensors are used at the remote site to obtain data from the patient, which is sent to the monitoring site.
U.S. Pat. No. 5,812,983 to Kumagai was issued for “Computer Medical File and Chart System.” The disclosed invention is for a system and method which integrates and displays medical data in which a computer program links a flow sheet of a medical record to medical charts.
U.S. Pat. No. 5,216,596 to Weinstein was issued for “Telepathology Diagnostic Network.” The disclosed invention is for a method and apparatus for providing pathology diagnostic services over a telecommunication network and providing access to pathology experts.
U.S. Pat. No. 4,489,387 to Lamb et al. was issued for “Method and Apparatus for Coordinating Medical Procedures.” The disclosed invention is for a method and apparatus that coordinates two or more medical teams to evaluate and treat a patient at the same time without repeating the same steps.
U.S. Pat. No. 4,731,725 to Suto et al. issued for “Data Processing System which Suggests a Pattern of Medical Tests to Reduce the Number of Tests Necessary to Confirm or Deny a Diagnosis.” The disclosed invention is for a data processing system that uses decision trees for diagnosing a patient's systems to confirm or deny a patient's ailment.
While these inventions provide useful records management and patient tools, none of them provides a multi-specialty process for increasing clinic patient throughput by providing just-on-time diagnostic and/or consultative services from off-site service providers using telemedicine techniques.
Prior Art Group 4: This group concerns computer networking. Grid computing is a form of computer networking. Grid computing networks are unlike conventional networks in that the focus is on connecting computing devices in order to share unused processing cycles. Grid computing networks are generally utilized for solving problems too intensive for any stand-alone machine. Grid computing will have a role as computer aided diagnostic applications are developed and images evolve from 2-D to 3-D.
Parallel computing is a type of computing in which a task is broken down into multiple processes which are distributed over multiple independent processors. By linking the processors, execution time for difficult tasks can be greatly reduced. Parallel computing is highly dependent on software programs to efficiently distribute tasks among the various processors. While grid computing is generally sharing the computing resources over the wide area network, parallel computing is sharing resources within the same local area.
Distributed computing is a type of computing in which different components and objects comprising an application can be located on different computers connected to a network. Distributed computing allows for scheduling functions to be processed by one computer while request queuing is being processed by another computer elsewhere in the network.
Distributed computing will have the most immediate impact on resolving the data access and storage issues associated with digitized medical images. For example, applying this concept to pathology, data storage can be distributed across the system over the local area network as well as the wide area network.
Distributed computing solutions are available through most major information technology vendors. As an example, IBM provides a number of “turn-key” implementations of multi-tiered data storage infrastructures.
Prior Art Group 5: This group concerns the use of computer graphic elements (e.g., icons) to represent various entities such as jobs, objects, ideas, and others. Generally, icons are a graphic representation and may be predefined by a computer program or an image file. Icons are subject of numerous inventions. Of particular relevance are the following:
U.S. Pat. No. 6,278,455 to Barker was issued for “Pictorial interface for accessing information in an electronic file system.” The disclosed invention uses pictorial objects as icons which can be animated and are linked to files that are retrieved with pictorial object commands. The icons identify files containing pictorial elements, not individuals.
U.S. Pat. No. 6,810,149 to Squilla et al was issued for “Method and system for cataloging image.” The disclosed invention uses photographs or text as personalized image icons. Unlike the present invention, it does not provide a method for assembling representational icons that fuse multiple graphically coded identifier features or hide the actual personal identity of the individual being representing.
The present invention relates to information systems for medical practices. In particular, the present invention concerns providing a method and system for providing a patient at a single physical location with the plurality of telemedicine services originating from one or a plurality of other locations. Since many current sites of healthcare delivery are relatively limited with respect to their scope of services on-site, a combination of on-site and off-site services, some of which are delivered by telemedicine, are used to enable a patient to complete a clinical pathway in a single day. This invention describes a system and method for enrolling physicians at computer workstations to provide professional services and then tracking, in real time, their patient care activities. A novel personal identification system based on unique personal identifiers or icons (UPIs) is described. The use of UPIs to represent individual physician participation in the workflow of clinics with decentralized staffs simplifies scheduling and increases the efficiency of the physician workforce.
Further, the present invention provides a medical service provider interface for a command and control system that is used to manage a core business of super-rapid throughput clinical pathway clinics. This e-solution uses a network, database, rapid throughput laboratories, and a command and control system to expedite physician enrollment for active cases, increase patient throughput in clinics and consolidate many complex patient workups into a single day. Again, the use of UPIs according to the present invention facilitates the self-assignment of service providers to work lists and the timely tracking of work flow through a clinic. Tracking information is also used by system managers and patients to follow the progress of individual patients through clinical pathways. Using a telemedicine service model, combining on-site face-to-face encounters and off-site telemedicine encounters or telediagnostic services, there is improved patient access to healthcare services, increased patient compliance, and reduced overall cost per case.
In order that the advantages of the invention will be readily understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Understanding that these drawings depict only typical embodiments of the invention and are not therefore to be considered to be limiting of its scope, the invention will be described and explained with additional specificity and detail through the use of the accompanying drawings, in which:
Some of the functional units described in this specification have been labeled as modules in order to more particularly emphasize their implementation independence. For example, a module may be implemented as a hardware circuit comprising custom VLSI circuits or gate arrays, off-the-shelf semiconductors such as logic chips, transistors, or other discrete components. A module may also be implemented in programmable hardware devices such as field programmable gate arrays, programmable array logic, programmable logic devices, or the like.
Modules may also be implemented in software for execution by various types of processors. An identified module of executable code may, for instance, comprise one or more physical or logical blocks of computer instructions which may, for instance, be organized as an object, procedure, or function. Nevertheless, the executables of an identified module need not be physically located together, but may comprise disparate instructions stored in different locations which, when joined logically together, comprise the module and achieve the stated purpose for the module.
Indeed, a module of executable code may be a single instruction, or many instructions, and may even be distributed over several different code segments, among different programs, and across several memory devices. Similarly, operational data may be identified and illustrated herein within modules, and may be embodied in any suitable form and organized within any suitable type of data structure. The operational data may be collected as a single data set, or may be distributed over different locations including over different storage devices, and may exist, at least partially, merely as electronic signals on a system or network.
Reference throughout this specification to “one embodiment,” “an embodiment,” or similar language means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, appearances of the phrases “in one embodiment,” “in an embodiment,” and similar language throughout this specification may, but do not necessarily, all refer to the same embodiment.
Reference to a signal bearing medium may take any form capable of generating a signal, causing a signal to be generated, or causing execution of a program of machine-readable instructions on a digital processing apparatus. A signal bearing medium may be embodied by a transmission line, a compact disk, digital-video disk, a magnetic tape, a Bernoulli drive, a magnetic disk, punch card, flash memory, integrated circuits, or other digital processing apparatus memory device.
The schematic flow chart diagrams included are generally set forth as logical flow chart diagrams. As such, the depicted order and labeled steps are indicative of one embodiment of the presented method. Other steps and methods may be conceived that are equivalent in function, logic, or effect to one or more steps, or portions thereof, of the illustrated method. Additionally, the format and symbols employed are provided to explain the logical steps of the method and are understood not to limit the scope of the method. Although various arrow types and line types may be employed in the flow chart diagrams, they are understood not to limit the scope of the corresponding method. Indeed, some arrows or other connectors may be used to indicate only the logical flow of the method. For instance, an arrow may indicate a waiting or monitoring period of unspecified duration between enumerated steps of the depicted method. Additionally, the order in which a particular method occurs may or may not strictly adhere to the order of the corresponding steps shown.
Furthermore, the described features, structures, or characteristics of the invention may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided, such as examples of programming, software modules, user selections, network transactions, database queries, database structures, hardware modules, hardware circuits, hardware chips, etc., to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of the invention.
Telemedicine services benefit hundreds of thousands of patients world wide. Generally, specific types of telemedicine services, such as teleradiology and teledermatology, are used as stand-alone services. This model does not easily accommodate patients who require access to several different categories of medical specialists, especially at smaller institutions lacking a full roster of medical specialists on-site.
Clinical pathways describe the step-wise care of patients with specific medical problems. In order to increase the efficiency of taking patients through clinical pathways at smaller institutions, new service models need to be developed. What is needed especially at smaller institutions is a system and method that will provide coordinated and efficient access of patients to multiple categories of medical specialists. The goal is to have the patient complete multiple steps in clinical pathways within the time frame of a single clinical visit. Rather than the current service model, in which each patient encounter with a specialist or diagnostic service results in the making of an appointment with the next specialist or diagnostic service designated by a clinical pathway for care, panels of specialists or diagnostic service providers would be available to provide services by telemedicine on an “as needed” basis.
The present invention is directed towards a system for monitoring, distributing, and documenting healthcare resources to geographically dispersed patients and providers. The system serves as the information broker between the requester of healthcare diagnostic services and the provider of diagnostic services. The system is comprised of a workflow control module, a business activity monitoring module, a notification module, a workload queuing module, and a scheduling module. The command and control system contains rules engines for the following: provider credentialing, provider scheduling, diagnostic equipment scheduling, clinical documentation routing, provider fee bidding, and additional features. The computerized healthcare management system provides computerized connectivity between the workstations of the providers, patients, administrators, and healthcare support staff.
The system comprising the workflow control module is used for controlling the flow of patients, diagnostic images, and consultations documentation. Utilizing this methodology, clinical workload is dynamically distributed within the network of super efficient multi-specialty clinics.
The system comprising the workflow control module contains an electronic communications infrastructure that provides electronic connectivity of provider workstations and mobile computing devices and the multi-specialty critical pathway clinic network workflow database. Mobile computing devices include, but not limited to, handheld computing devices and cellular telephony.
The workflow control module can contain a method for specialty providers to electronically bid for opportunities to provide clinical consults. This functionality is provided with a customized version of the Cerner Staff Scheduling application. The Staff Scheduling product provides the core scheduling requirements for aligning the appropriate consultant to the service required. The application provides a provider portal for rules-based self scheduling. Administrative views of all schedules are available to those with appropriate system privileges. The Staff Scheduling application provides credential management functionality insuring specialty providers are pre-qualified prior to the assignment of clinical cases. Once credentialed within the system, clinicians are allowed to bid, on an ad hoc basis, for any open cases. The bidding time is limited by the system and can be awarded based on a set fixed-price or lowest bidder. The provider will access the application and view all open cases. He then will select the case for bid and enter a price. Assuming the case criteria was established for “lowest bidder”, the case will be assign to the provider with the lowest bid at the established period of time. Should no one bid on the case, it will be automatically assigned to the standby specialty provider. If the case were assigned the category of “fixed-price”, the first pre-credentialed provider submitting a request will receive the case. Should no requests be received for the “fixed-price”, the case will be assigned automatically to the standby specialty provider.
The application can reside on a hardware platform utilizing an operating system. Application data can be stored on a database. In one embodiment, an interface with existing hospital information systems is provided using the Cerner Open Engine™ Application Gateway Server and the Open Port™ Interface System.
The role of the command and control system in a network of multi-specialty clinics is to serve as the information broker between the requestor of healthcare services and the provider of services. The command and control system will receive requests for services from either the patient or primary care provider. This request will describe the services desired as well as any special consideration, such as urgency. The request is transmitted by the command and control system to the request repository where it is tracked until completed by the provider. Upon initial receipt of the request, the command and control system will determine which network providers meet the criteria defined in the request and have the capacity to fulfill the requirements. It should be noted that the service providers will have previously applied for status as a network provider in the multi-specialty clinic network and have been screened to insure they meet the requirements for that role. The provider has the opportunity to define types of cases and times they will be willing to provide services within this clinic concept.
Additionally, the provider can, on an ad hoc basis, go online with the command and control system and select any cases that are in the pending queue. Once the request has been received and the service provider repository has been queried, a notification is sent to those providers meeting the criteria defined in the request. The network provider choosing to act on this request will reply to the command and control system and the action will be assigned for completion. Upon completion of the service, the results are stored in the results repository and the command and control system notifies the requester. The command and control system will also forward the results to the appropriate electronic health record.
In the healthcare system today, the requester of services is required to seek out providers, one at a time. This greatly constrains the ability to shop for the best value. The implementation of a command and control system allows the requester to post their needs electronically and wait for the network providers to respond. The command and control system provides significant value to the patient and referring healthcare practitioner. From the perspective of the specialty care provider, value is added by the command and control system concept by allowing scheduled and unscheduled open time to be filled with workload from the network.
The command and control system can be made up of multiple modules, operating as hardware, software, or a combination thereof. In one embodiment, the major modules to be used in the command and control system are as follows: The workflow control module can be a hardware, software, or a combination of hardware or software applications that applies the logic for distribution of workload within the plurality of providers. Roles are defined for each provider based on the services being provided and availability of time. The workload is directed to the respective provider when a match occurs between the defined role and the services requested. The workflow control module provides the following: maintains inventory of provider network resources; routes requests for services; receives providers' responses to provide service; assigns workload; and distributes results. In one embodiment, the workflow control module can apply a rules engine to a patient data element stored in the database to monitor the progress of the patient through the clinical pathway as will be further described.
Business activity monitoring software module monitors workload distribution within the plurality of clinical pathway clinics. The business activity monitoring module provides management information on productivity and distribution of workload. Additionally, the business activity monitoring module will monitor the availability of provider resources within the network allowing the clinical pathway clinic management to maintain the network resources needed to meet the services required.
The notification module provides alerts to requesters, provider, and clinic management. Alerts can be in any combination of telephone, mobile phone, routine mail, and email. The method for transmitting the alert will be defined by the provider when joining the network.
The workload queuing module controls the incoming requests and works in conjunction with the workflow control module to insure requests are received and processed in the defined order. The queuing module will note the urgency of the request and insert the request into the appropriate queue.
Under this concept, the scheduling module will work in conjunction with the workflow control module to schedule available resources. This module will interface the appropriate hospital information system and insure the appointments are appropriately documented. As an example, a request for radiology support will be scheduled on the command and control system scheduling module and updated on the provider's Radiology Information System. 18. The system of claim 13, wherein the workflow control module further includes multiple data elements which comprise a super-rapid clinic network encounter record or workflow database.
In one embodiment, the workflow control module can contain an electronic communications infrastructure that provides electronic connectivity of provider workstations and mobile computing devices and a super-rapid clinic network workflow database. The business activity monitoring module can incorporate a component for monitoring the clinic's resources, both equipment and personnel. In addition, the business activity monitoring module can include a method for monitoring and documenting the availability of service providers.
In one embodiment, the notification module includes a subsystem for electronically alerting clinical and administrative personnel, as well as a method for electronically notifying super-rapid clinic network personnel regarding the status of clinical consultations. The notification module can implement a rules engine for determining a method and frequency for personnel notification, as well as implement a method for electronically notifying super-rapid clinical network personnel when pre-established queuing thresholds have been reached or exceeded.
In one embodiment, the workload queuing module includes a subsystem for electronically receiving incoming requests for services and distributing the requests in the appropriate electronic queue. The workload queuing module can implement a method for electronically distributing clinical consultations.
The scheduling module can incorporate a subsystem for electronically scheduling the rapid clinical network personnel and equipment resources, as well as a subsystem for electronically maintaining the schedules for clinicians and diagnostic equipment.
In accordance with the present invention, several interconnected modules, again whether they be hardware, software, or a combination thereof, can implement specific aspects as follows: An enrollment module can be adapted for electronically enrolling the healthcare service provider, or pool of providers, in a provider pool, wherein the enrollment module allows the individual healthcare service provider to generate a computer graphic element including a unique personal icon (UPI) to be used to represent the individual healthcare service provider in presentation layers of the information management system as will be further described.
Additionally, an eligibility module can be adapted for establishing the eligibility for the healthcare service provider, or pool of providers, in the provider pool. A tracking module can be adapted for tracking the level of activity of the individual healthcare service providers, or pool of providers, and tracking the proficiency of the individual healthcare service provider, or pool of providers. Finally, a recording module can be adapted for recording the billing and reimbursement activities of the individual healthcare service provider, or pool of providers.
In one embodiment according to the present invention, the enrollment module enables the individual healthcare provider to generate UPIs based on a standardized format, enables the individual healthcare provider to assemble UPIs that fuse multiple graphically coded identifier features, and enables the individual healthcare provider to mask a personal identity of the individual healthcare provider, although these functions can also be provided by other subsystem components to suit a particular application.
The enrollment module can link the UPI to service provider identification information that is security protected. In addition, the enrollment module can allow the healthcare service provider to electronically transport a version of the UPI belonging to the healthcare service provider.
In one embodiment, the enrollment module can allow the healthcare service provider to electronically transport a copy of the UPI belonging to the healthcare service provider into a presentation layer work flow control screen representing an individual patients clinical pathway. The eligibility module can allow the healthcare service provider to electronically position the UPI into a specific step in a clinical pathway to establish eligibility and availability to perform a specific function in the clinical pathway. The enrollment module can allow the healthcare service provider to electronically clone the healthcare service provider, and the tracking module can monitor self-generated screen-based appointments of the individual healthcare service provider to ensure non-overlap of time commitments and time availability.
As will be further described, each UPI can be archived in a UPI library. In addition, if a healthcare service provider generates a UPI upon enrollment, the generated UPI can then be compared against a master collection of UPIs to ensure that the first UPI is visually unique. If the first UPI is not visually unique, a selection of the first UPI can be blocked and a visually unique substitute can be generated for use as a substitute first UPI by the system.
Notionally, the system architecture will consist of a client interface, command and control system web portal, application server, communications server, and data server. A plurality of data servers can be integrated into a data center, for storing and analyzing data. The command and control system will establish a bi-directional interface between the command and control system and the various information and diagnostic systems utilized by the network providers. Additionally, connectivity will be established between the command and control system and the electronic health record system of the client. The specific architecture will depend on the size and complexity of the clinic and patient population base. The connectivity can be adapted to include capability for transmission of audio, video, or a combination thereof.
The present invention takes into account medical image storage and retrieval issues since medical imaging is crucial in many clinical pathways. Many medical imaging studies, such as digitized mammography and whole slide digital microscopy produce very large electronic files. Use of very large digital image files introduces significant challenges in information technology. The challenges will come in distributing, storing, accessing, securing, and archiving these images. Several information technology concepts will come into play in solving the problem. Grid computing, parallel computing, and distributed computing are a few of these concepts.
The structure of the present invention and its efficacy have been tested between two healthcare organizations in Tucson, Ariz., and yielded impressive results. In a clinical setting, deployment of certain aspects of the present invention designed to test the approach described and developed in detail above, turn around times for patients with mammography studies necessitating a biopsy were greatly reduced. Instead of waiting one to two weeks for biopsy results, patients came to a clinic in a hospital, had core biopsies of breast tissue, the tissue was rapidly processed in the laboratory and the histopathology slides read out by telepathology, by a pathologist physically located at another hospital, and the patient consulted of the results by an oncologist at another hospital by video conferencing, in four hours or less. This greatly reduced the apprehension of the patient who would have otherwise waited weeks to complete the clinical pathway, reduced costs by consolidating clinic visits, and increased patient compliance since the possibility of being lost to follow-up was minimized.
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In the histopathology laboratory 9, the tissue blocks are sectioned by a laboratory technician using a microtome, mounted on a glass slide, and stained, typically with hematoxylin and eosin, and the section on the glass slide is cover-slipped. The stained slide(s) is the then transported 10 to a pathologist who examines the slide(s) by light microscopy, or from a remote location by telepathology, and renders a benign or malignant diagnosis 11. If the tissue slide shows breast cancer, the pathologist may order special laboratory studies 12, to be carried out by having histopathology laboratory 8, 9 cut additional paraffin sections, stain them with methods specific for quantitating cell molecules of diagnostic and/or prognostic importance 13 such as estrogen receptor molecules, progesterone receptor molecules, Ki67, or Her2/NEU. Slides prepared with special specific stains are then transported to a pathologist 14 who analyzes the slides 15 and generates a report. Typically, the pathology will 16 examine the results of the initial hemotoxglin and eosin stained slides 11 along with the special studies slide analysis 13, integrate the results 17 and generate a consolidated pathology report including both sets of pathology slide analyses 12.
The pathology report is sent to the physician who performed the tissue sampling biopsy 18, such as a surgeon. The surgeon may carry out additional examinations and provide the patient with treatment options 19 such as a lumpectomy or a mastectomy, and/or refer the patient to an oncologist 22 and/or radiotherapist for definitive therapy 23. This flow diagram describes a few of a number of clinical pathways or patient options, and is not inclusive, but is shown by way of example.
Patients in many clinical settings experience elapsed times from the detection of a breast mass by self-examination, physician examination, or by mammography 3 to the time of a surgeon-patient consultation 19 or oncology consultation 22 of twenty one to thirty days, which is currently regarded as the standard-of-care for breast disease in the medical community. Unfortunately, this is suboptimal for a number of reasons, including patient inconvenience from being required to make many physician appointments and be seen by multiple physicians at different days and at different geographic locations, the added expense of multiple days of lost work, and the personal distress that patients experience waiting for a diagnosis.
One embodiment of the present invention describes a process and method for minimizing the time it takes for a patient to complete a clinical pathology for the identification and diagnosis of breast cancer including mammography, tissue biopsy, biopsy readout by a pathologist, special immunohistochemical and in situ hybridization laboratory studies of the tissue biopsy with pathologist diagnoses, and when warranted initial patient consultation with an oncologist. The method and process allows for a patient to start and complete a breast disease clinical pathway at a single geographic location, without leaving the site, in a single day.
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After histopathology slides are prepared, they can be diagnosed by a pathologist 39, either on-site or by remote diagnoses using telepathology 41. For telepathology, images of histopathology glass slides, or cytopathology glass slides, are sent by telecommunications to a telepathogist 40 at another location. The slide(s) are viewed on a video monitor and diagnosed from a distant site 40, 42. A consolidate laboratory report is generated 43, either on-site at the clinic or at on off-site service center. The results of the off-site telehealth (telemedicine) services and the on-site services are then communicated to the patient who is a the clinic where the mammography imaging and, when needed, the surgical biopsy have been performed 30, 32. The total elapsed time from the time of breast mass detection 30 to the time of the patient-physician conference 45 can be reduced from days, for patients without access to a full range of physician specialists at one physical location, to under eight hours, by bringing coordinated specialty services to patients by telemedicine, telepathology, teleradiology, and teleoncology. The interaction between the physician and the patient 45 can be by a face-to-face encounter or with the patient at one physical location, the clinic or hospital, and the patient either in the same room or by interacting with the patient using bi-directional video conferencing.
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A request for a telemedicine services, such as teleradiology or telepathology will originate at one of the clinics where a patient is physically located 75. The request can be electronically forwarded to the command and control system 76, 77. The command and control system can send information to 78 and query the resource inventory repository 79, 80. The command and control system and send information to 81, and receive relevant information from, the request repository. And, the command and controls system can send information to 84 and receive information from the resource scheduling database. The resource inventory repository 79 will store, maintain and update many categories of information including service provider rosters and schedules indicating individual service provider's availability to provide services, and information on clinic site-specific physician credentialing and licensure. The request repository tracks service requests from a plurality of decentralized clinics in a large geographic area. Databases on service requests for teleradiology, telepathology, teleoncology, and other telehealth services are maintained and immediately updated when a relevant event occurs. At the request repository 82, service provider availability may be matched with the resource inventory 79 information, as part of the database maintenance and updating processes, or this collation may be carried out by the command and control system 77. Resources scheduling may set availability work lists taking into account a multiplicity of factors such as service provider expertise, service provider proficiency, service provider contractual obligations as well as service user preferences, priorities, and many other potential selection factors. The resources of a variety of services of medical professionals, such as general practice telephysicians, but also including various telemedicine, teleoncology, teleradiology, telepathology, and other teleconsultants can be incorporated into command and control system as will be further described. In one embodiment of the present invention, each of the geographically dispersed telephysicians can individually serve as teleconsultants.
A communication port is shown coupled to CPU 77A, which provides an outside interface to a communication network 77E which can include local area network (LAN) segments, wide area network (WAN) segments, a combination of LANs and/or WANs, and incorporate a variety of communications protocols and technologies, such as standard telecommunications linkages, or wireless IEEE 802.11 in a variety of forms. Computer systems 77F and 77G can also assist command and control system 77 in gathering, storing, or disseminating data from remote to local locations and vice versa. Systems 77F and 77G can include similar subcomponents as previously described, or incorporate additional technologies as needed for a particular application.
As previously described, one embodiment of the present invention incorporates such depicted interconnected modules as a workflow control module 77I, a business activity monitoring module 77J, a notification module 77K, a queuing module 77L, and a scheduling module 77M. In addition, an embodiment may incorporate a structure or architecture which can be designated a database module 77N, where a plurality of data can be stored, organized, and retrieved in association with mass storage device(s) 77B or elsewhere. Again, as previously noted, the foregoing modules can implement varying aspects of the present invention according to a particular embodiment.
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As a next step, the system applies a rules engine to data element(s) of the respective patient (step 905). The rules engine can operate to organize the data elements by certain factors previously described, such as the stage of treatment, type of treatment, or qualitative factors such as urgency. Once the rules engine is applied to the data element(s), the system generates notification(s) of upcoming action items for the patient (step 906). The notification again can relate to certain aspects of the patient's respective clinical pathway. In one embodiment, the notification function is implemented through the use of the notification module 77K (see
The patient care management system can then provide periodic estimates of upcoming needs requirements of the healthcare system for professional services (step 907). In this way, the system manages resource allocation in an efficient manner. Finally, the method 901 ends (step 908).
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Associated with implementation of the algorithm is the following step, where the system provides a response to the information (step 914). The response can include a notification, a task related to workflow control or scheduling, or some kind of database activity. Method 910 then ends (step 915).
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Monitored patient data can then be stored in the database (step 924). The database can include stored patient data elements in various forms. A rules engine can be applied to the patient data element(s) stored in the database (step 925). The application of the rules engine can serve to monitor the progress of a respective patient through a respective clinical pathway.
Data from the remote command and control system can be stored in a data server (926) in a variation of the embodiments depicted in
A system and method of using decentralized medical specialists by telemedicine to provide a plurality of services to a patient in a single location has been shown. It will be apparent to those skilled in the art that other variations of the present invention are possible without departing from the scope of the invention described. For example, the approach can be used for patients with other kinds of cancers, such as prostate and certain, each of which may be detected by screening, setting in motion the events described in a clinical pathway. In such cases a system such as that described can be employed to expedite care and provide expertise using standardized clinical pathways across a number of geographically dispersed healthcare facilities.
The present invention implements a system and method for expediting the progress of a patient through a clinical pathway. By using telemedicine for off-site specialty services, and command and control system for managing the work-flow between a plurality of decentralized clinics, and an icon-based service provider tracking system, the efficiency of healthcare delivery is significantly increased. The presence of such a system dramatically decreases the current delays in providing patient access to important medical services.
This application claims the benefit of priority to U.S. Provisional Application No. 60/748,966 entitled “Icon Queues for Workflow Management” filed on Dec. 9, 2005, the entire contents of which are incorporated by reference.
Number | Date | Country | |
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60748966 | Dec 2005 | US |