Embodiments of the invention relate to analytical devices and systems, and more particularly, to a cartridge having internal slots for storing biosample plates wherein the cartridge may be stored in the cartridge storage slots of tape library systems and handled by the robotic mechanisms of the tape library systems.
Samples of biological matters are often analyzed in bio-assay processes to detect the presence of bacteria, viruses, cancer cells, and other substances of interest. The biological samples are typically placed on biosample plates to be analyzed by a biological detection instrument. The detection instrument may record the analysis results of a biosample on a data storage medium such as a computer memory, disk drive, magnetic tape, or compact disk, which may include an identification tag to correlate the biosample with the analysis results.
High-performance computer data storage systems such as optical disc and magnetic tape libraries possess the automation to facilitate the scanning and analysis of biosamples, and to tabulate the resulting analysis data. For example, these systems may analyze the biosamples using magnetic tape read heads to detect magnetized nanoparticles attached to the biosamples. The biosamples and analysis data may be stored in different locations following the analysis, which make it difficult to correlate the biosamples with the corresponding data when needed. For a large number of biosamples and biosample plates, the task of correlating the biosamples to their data becomes even more complex. It is desirable to exploit the use of automation functions available in computer tape library systems to facilitate the correlation and management of biosample plates and biosample analysis data.
The disclosure relates to a biosample storage cartridge includes an enclosure having a same form factor as a data tape cartridge configured for use in an automated tape library; and a holder disposed in the enclosure, in one embodiment. The holder includes a plurality of slots, each slot being configured to receive a biosample plate.
In another embodiment, a biosample storage cartridge includes an enclosure and a holder disposed in the enclosure; the holder is configured to receive one or more biosamples, the cartridge is structurally configured to be picked by a picker of an access robot that is configured to pick a data tape cartridge in an automated tape library.
In still another embodiment, an analytical system includes a bioanalysis drive configured to perform bioanalysis on one or more biosamples received from at least one biosample storage cartridge.
The details of the exemplary embodiments of the disclosure, both as to its structure and operation, are described below in the Detailed Description section in reference to the accompanying drawings. The Brief Summary is intended to identify key features of the claimed subject matter, but it is not intended to be used to limit the scope of the claimed subject matter.
Embodiments of the disclosure relate to biosample cartridges that include internal storage slots for holding biosample plates that may be scanned, analyzed, and handled by a computer tape drive and stored in the cartridge storage slots of an automated tape library. The biosample plates may contain biological samples that are written to by electromagnetic tape heads. They may then be scanned and read from by anisotropic magneto-resistive (AMR), giant magnetoresistive (GMR) or tunnel magnetoresistive (TMR) read elements to detect the presence of target substances or micro-organisms in the biological samples. The biosample plates may have a width of 12.65 mm (½ inch), which is the width of commonly used magnetic data tapes. The biosample plate storage cartridge may have the same form factor as data tape cartridges used in automated data storage libraries and thus may be conveniently accessed, manipulated, and processed by robotic mechanisms in these libraries. The biosample cartridge may be handled through the same library internal-external mail slot as a tape cartridge. The same tape automation mechanisms and processes used in modern tape libraries may be used for long-term biological-archival storage of the biosamples contained in the biosample cartridge.
The biosample storage cartridge may include a plate holder to retain a plurality of biosample plates in the cartridge when the cartridge is moved, for example by a robotic picker in a tape library, as well as when the cartridge is in storage. The plate holder may have a plurality of parallel storage slots for receiving the biosample plates, which may be in the form of thin strips of glass or a similar material. The biosample plate storage cartridge is described in detail below with reference to
Referring to the drawings and in particular to
The biosample plate storage cartridge 100 may have the same size and exterior configuration as a magnetic tape storage cartridge based on LTO (Linear Tape Open) technology, the IBM TS1130 magnetic tape data storage cartridge, or the Oracle T10000 tape cartridge. In an alternate embodiment, older IBM single-reel tape cartridges could be used, such as the 3480, 3490, and 3590 tape cartridges. In a data storage cartridge, a data storage media such as a magnetic tape, may be mounted on a tape reel and occupy the space inside the biosample storage cartridge 100 rather than the biosample plates. Such a tape data storage cartridge may comprise a cartridge brake release button to allow the tape reel to freely rotate once the cartridge is loaded into a data storage drive.
The biosample plate storage cartridge 100 may further include one or more cartridge memories 103 for storing identification information about the biosample storage cartridge 100, data related to the biosample plates, and analysis data associated with the biosamples stored in the biosample storage cartridge 100. Each cartridge memory 103 may comprise a transponder having a wireless interface, which is retained in the cartridge 100, for example, by being encapsulated by the cartridge when it is assembled. The encapsulation process is understood by those of skill in the art as applied to a single cartridge memory.
In one embodiment, the width of the slots 206 is slightly larger than the thickness of the biosample plates 205 to snugly accommodate the biosample plates 205 and firmly retain the biosample plates 205 in the slots 206 by friction. In one embodiment, the biosample plates 205 may have a thickness of 1.0 mm and the width of the slots 206 is slightly larger than the thickness of the biosample plates. For example, for a thickness of 1.0 mm for the biosample plates, the width of the slots may be in the range of 1.05-1.2 mm. In an alternate embodiment, the material containing slots 206 is elastic, such as a polymer or elastomer, and the width of slots 206 is slightly smaller, ranging from 0.90 mm to 1.0 mm.
The biosample plate storage cartridge 200 may include one or more cartridge memory 203 for storing data related to the biosample cartridge 200, for example, the identification of the biological samples, biosample plates, analysis data on the biological samples, and relevant dates such as creation dates and analysis dates. The cartridge memory 203 may be in communication with a wireless communication interface to send information to and receive information from a remote transceiver, for example, in a tape library system that handles the biosample plate storage cartridge 200.
Although
The memory processor 408 may have computer readable program code embodied therein, including suitable security and encryption/decryption algorithms, and the logic for accessing and operating the memory component 403. The memory component 403 may comprise a nonvolatile storage 409, as is known to those of skill in the art. The nonvolatile storage 409 may comprise a separate chip attached to the logic or memory processor 408, or may comprise a portion of the same chip. The computer readable program code may be stored in a nonvolatile internal memory of the processor 408 or in the nonvolatile memory 409, and loaded into the processor 408. Alternatively, the memory component 403 may be operated by a control system or processor of an analytical system that uses the biosample storage cartridge 100.
In the illustrated embodiment, the wireless communication interface 407 may be a radio frequency (RE) wireless interface. An example of an RE wireless interface is described in U.S. Pat. No. 4,941,201. A high frequency inductive wireless interface may also be employed, which is of sufficiently high frequency so that it does not adversely affect magnetic storage media that may be present in a tape library system that handles the biosample storage cartridge. Examples of high frequency inductive wireless interfaces are described in U.S. Pat. No. 4,650,981, U.S. Pat. No. 4,758,836, and U.S. Pat. No. 3,859,624.
The wireless communication interface 407 includes an antenna 410 for receiving an RF signal from an RF interface of either a tape drive modified to perform bio-analysis or a robotic picker that moves the biosample plate storage cartridge 300 in a tape library system. The antenna 410 may be positioned at an angle in the range of 30-60 degrees for optimal reception of the RF signal, e.g., at 45 degrees as shown for the cartridge memory 303 of
A plurality of cartridges 520 are stored in banks or groups of cartridge storage slots 521. Cartridges 520 may comprise tape media for data storage, tape substrate for biosamples, or biosample plates 205 and 305 for bio-analysis. Tape media may encompass a variety of media, such as that contained in magnetic tape cartridges, magnetic tape cassettes, and optical ape cartridges, in various formats. For universal reference to any of these types of media, the terms “tape media” or “media” are used herein, and any of these types of containers are referred to as “tape cartridges” or “cartridges” herein. An access robot 523, including a cartridge picker 522 and a bar code reader 524 mounted on the cartridge picker 522, transports a selected cartridge 520 between a cartridge storage slot 521 and a drive 510. Bar code reader 524 is mounted directly on picker 522 so that the library 500 can check the bar code on cartridge 520 before picking the cartridge and transporting it to a drive 510, storage slot 521, or import/export mail slot 526.
The automated tape library 500 further has a library controller 525 which includes at least one microprocessor. The library controller 525 may serve to provide an inventory of the cartridges 520 and to control the library 500. Typically, the library controller 525 has suitable memory and data storage capability to control the operation of the library 500. The library controller 525 controls the actions of the access robot 523, cartridge picker 522, and bar code reader 524. Barcode reader 524 may read a barcode from cartridge 100, 200, or 300. The library controller 525 is interconnected through an interface to one or more host processors, which provides commands requesting access to a particular biosample plate, a tape media, or a cartridge in particular storage slots. A host, either directly or through the library controller, controls the actions of the drives 510 which either perform data IO with tape media or, if suitably modified, perform bio-analysis on the biosamples stored on plates 205 and 305. Commands for accessing data or locations on the tape media and biosample plates, and information to be recorded on or to be read from selected tape media and biosample plates, are transmitted between the drives 510 and the host. The library controller 525 is typically provided with a database for locating the cartridges 520 in the appropriate storage slots 521 and for maintaining the cartridge inventory.
Library 500 also includes an import/export mail slot 526, which is a portal allowing cartridges 520 to be entered into or removed from library 500. Since cartridges 520 have a generally identical exterior dimensions regardless of whether they hold data tape or biosample plates, cartridges 520 may enter library 500 through import/export mail slot 526, picked up by picker 522 and transported to either cartridge-storage slot 521 or drives 510. Drives 510 would have a common cartridge loader mechanism, whether the drive is a data drive or a bio-analysis drive, because of cartridges 520 having identical exterior dimensions. Similarly picker 522 may pick cartridge 520 from a drive 510 or cartridge-storage slot 521 and place it in import/export mail slot 526 for removal from library 500. In an alternate embodiment, biosample cartridges 520 are a different color from cartridges containing digital data, as well as containing information regarding their intended purpose in memories 103, 203, and 303.
A read/write system is provided for reading and writing information to the data storage media, such as magnetic tape, or nanoparticles on the biosample plates 205 and 305, and may comprise a read/write head 634 with a servo system for moving the head laterally of the magnetic tape 635 or a biosample plate (not shown in
In one example, the read/write head 634 and read/write and servo control 636 employ servo signals on the magnetic tape 635 to determine the location of the read/write head 634, and in another example, the read/write and servo control 636 employs at least one of the reels, such as by means of a tachometer, to determine the location of the read/write head 634 with respect to the magnetic tape 635. The read/write head 634 and read/write and servo control 636 may comprise hardware elements and may comprise any suitable form of logic, including a processor operated by software, or microcode, or firmware, or may comprise hardware logic, or a combination. In an alternate embodiment, tape 635 is simply a flexible substrate, such as a MYLAR™ substrate, and biosamples are stored directly on this substrate and wound around reel 638 in cartridge 633.
A control system 640 communicates with the memory interface 631, and communicates with the read/write system, e.g., at read/write and servo control 636. The control system 640 may comprise any suitable form of logic, including a processor operated by software, or microcode, or firmware, or may comprise hardware logic, or a combination thereof. The control system 640 typically communicates with one or more host systems 641, and operates the data storage drive 600 in accordance with commands originating at a host. Alternatively, the data storage drive 600 may form part of a subsystem, such as a library, and may also receive and respond to commands from the subsystem.
As illustrated, the data storage drive 600 provides information to a cartridge memory 632 of the magnetic tape cartridge 633, and provides data to the magnetic tape 635 of the magnetic tape cartridge 633.
In one embodiment, the data storage tape drive 600 may function as an analytical system for scanning the biosample plates 205, 305 and analyzing biological samples deposited on the biosample plates 205, 305 to detect the presence of target antigens or substances. The magneto-resistive (MR) heads of the read/write head 634 in data storage drive 600 may act as the scanners for reading data from the biosamples. Write heads of read/write head 634 may magnetize nanoparticles used to tag the biosamples which are subsequently read or detected by the MR heads. For example, an MR read/write head 634 may be used to detect micro-organisms and antigens that are attached to magnetized nanoparticles.
An MR read-write head may scan a large number of biosamples deposited on a magnetic tape media as the MR read-write head traverses the tape media a high speed. The tape drive electronics may then process the signals from the read-write MR head to detect the presence of target micro-organisms or antigens in the biosamples. Such as bio-assay process is described, for example, in the commonly-assigned US patent application entitled “Detection Of Analytes Via Nanoparticle-Labeled Substances With Electromagnetic Read-Write Heads”, Ser. No. 12/888,388, herein incorporated by reference in its entirety.
The subject matter described above is provided by way of illustration only and should not be construed as limiting. Various modifications and substitutions of the described components and operations can be made by those skilled in the art without departing from the spirit and scope of the present disclosure defined in the following claims, the scope of which is to be accorded the broadest interpretation so as to encompass such modifications and equivalent structures.
This application is a continuation of U.S. patent application Ser. No. 13/151,249 entitled “A Cartridge For Storing Biosample Plates And Use In Automated Data Storage Systems”, filed Jun. 1, 2011, which is hereby incorporated by reference.
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Number | Date | Country | |
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20140018265 A1 | Jan 2014 | US |
Number | Date | Country | |
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Parent | 13151249 | Jun 2011 | US |
Child | 14029667 | US |