Industry
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CPC
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A61M1/00
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A61M1/0001Containers for suction drainage
A61M1/0003Self-contained vacuum aspirators
A61M1/0005with means for emptying the suction container
A61M1/0007Emptying the suction container without interrupting suction
A61M1/0009incorporating a movable wall to create suction
A61M1/0011Drainage containers incorporating a flexible member creating suction
A61M1/0013Two- or three-bottle systems for underwater drainage
A61M1/0015Mechanical means for preventing flexible containers from collapsing when vacuum is applied inside
A61M1/0017Bag or liner in a rigid container, with suction applied to both
A61M1/0019Drainage containers not being adapted for subjection to vacuum
A61M1/0021Gravity drainage systems
A61M1/0023Suction drainage systems
A61M1/0025comprising sensors or indicators for physical values
A61M1/0027Visual indicating means for vacuum pressure
A61M1/0029Visual indicating means for flow
A61M1/0031Suction control
A61M1/0033by changing the size of a vent
A61M1/0035by changing the section of the line
A61M1/0037Intermittent or pulsating suction
A61M1/0039Handpieces
A61M1/0041with means for varying suction manually
A61M1/0043by changing the section of the line
A61M1/0045by deformation of the fluid passage
A61M1/0047by changing the size of a vent
A61M1/0049Means preventing overflow or contamination of the pumping systems
A61M1/005using valves with freely moving parts
A61M1/0052by filtering, sterilising or disinfecting the exhaust air
A61M1/0054by heat
A61M1/0056Filters for solid matter
A61M1/0058Suction-irrigation systems
A61M1/006Determination of loss or gain of body fluids due to suction-irrigation
A61M1/0062operating alternately
A61M1/0064Handpieces therefor
A61M1/0066Suction pumps
A61M1/0068Piston pumps
A61M1/007the barrel serving as aspiration container
A61M1/0072Membrane pumps
A61M1/0074by vacuum created above a liquid flowing from a closed container
A61M1/0076using Laval or Venturi jet pumps
A61M1/0078Tube strippers
A61M1/008Drainage tubes; Aspiration tips
A61M1/0082rotating
A61M1/0084With gas or fluid supply means
A61M1/0086Connectors therefor
A61M1/0088with a seal
A61M1/009having pumping means on suction site
A61M1/0092having venting means on or near the tip
A61M1/0094having means for processing the drained fluid
A61M1/0096Draining devices provided with means for releasing antimicrobial or gelation agents in the drained fluid
A61M1/0098Draining devices provided with means for filtering out the harmless water content before discarding the drainage container
A61M1/02Blood transfusion apparatus
A61M1/0204Blood stirrers
A61M1/0209Multiple bag systems for separating or storing blood components
A61M1/0213with isolated sections of the tube used as additive reservoirs
A61M1/0218with filters
A61M1/0222and filter bypass
A61M1/0227and means for securing the filter against damage
A61M1/0231with gas separating means
A61M1/0236with sampling means
A61M1/024Means for controlling the quantity of transfused blood
A61M1/0245combined with blood container shaking means
A61M1/025Means for agitating or shaking blood containers
A61M1/0254with a support plate moving only in one plane
A61M1/0259Apparatus for treatment of blood or blood constituents not otherwise provided for
A61M1/0272Apparatus for treatment of blood or blood constituents prior to or for conservation
A61M1/0277Frames constraining or supporting bags
A61M1/0281Apparatus for treatment of blood or blood constituents prior to transfusion
A61M1/0286Handling a large number of blood product units
A61M1/029Separating blood components present in distinct layers in a container, not otherwise provided for
A61M1/0295whereby the blood container and a solution container are compressed simultaneously by the same means
A61M1/04Artificial pneumothorax apparatus
A61M1/06Milking pumps
A61M1/062Pump accessories
A61M1/064Suction cups
A61M1/066Inserts therefor
A61M1/068having means for simultaneous feeding
A61M1/08Cupping glasses
A61M1/10Blood pumps Artificial hearts Devices for mechanical circulatory assistance
A61M1/1001General aspects of blood pumps irrespective of pump type
A61M1/1003skeletal muscle-powered
A61M1/1005with means for making a blood flow pulsatile
A61M1/1006Blood pumps incorporated within another functional device
A61M1/1008Tubes; Connections therefor
A61M1/101Non-positive displacement pumps
A61M1/1012Constructional features thereof
A61M1/1013Types of bearings
A61M1/1015Magnetic bearings
A61M1/1017Hydrodynamic bearings
A61M1/1018with occluders preventing backflow
A61M1/102having a purge fluid supply
A61M1/1022using filtered blood as purge fluid
A61M1/1024having a collapsible rotor
A61M1/1025Details on blood sealings between rotational parts
A61M1/1029Drive systems therefor
A61M1/1031using a motor with canned rotor
A61M1/1032with hydraulic or pneumatic driving means
A61M1/1034using rotating cables for driving
A61M1/1036using rotating magnets for driving
A61M1/1037Pumps having flexible elements
A61M1/1039Peristaltic pumps
A61M1/1041Linear
A61M1/1043Constructional features thereof
A61M1/1044Compliance chamber containing a gas or liquid other than blood to compensate volume variations of a blood chamber
A61M1/1046Drive systems therefor
A61M1/1048characterised by way of converting the movement
A61M1/1049with means converting the rotation of a motor into a translational movement of the flexible element
A61M1/1051the axis of both movements being parallel
A61M1/1053using non-rotary electrical means
A61M1/1055Electromagnetic means
A61M1/1056Thermo-electric means
A61M1/1058Piezoelectric means
A61M1/106using hydraulic or pneumatic means
A61M1/1062with application of vacuum at the blood pump
A61M1/1063Diastole or systole switching by stopping or reversing a hydraulic or pneumatic pump operating at a much higher cyclical speed than the heart rate
A61M1/1065Diastole or systole switching by valve means between the blood pump and the hydraulic or pneumatic energy source
A61M1/1067using a blood vessel as flexible element
A61M1/1068using the heart as flexible element
A61M1/107Pulsating membrane pumps without valves
A61M1/1072Intra-arterial balloon pumps
A61M1/1074Intra-ventricular balloon pumps
A61M1/1075the pump membrane acting as inlet valve
A61M1/1081Piston pumps
A61M1/1082High-frequency pumps
A61M1/1084Venturi or jet pumps
A61M1/1086Regulating or controlling systems therefor
A61M1/1087Active valves for blood pumps or artificial hearts
A61M1/1089where the valve is formed by a flexible tube element which is clamped for restricting the flow
A61M1/1096Passive valves for blood pumps or artificial hearts
A61M1/1098Valves having flexible or resilient parts
A61M1/12implantable into the body
A61M1/122Heart assist devices
A61M1/125intravascular
A61M1/127Energy supply devices, converters therefor
A61M1/14Dialysis systems Artificial kidneys Blood oxygenators; Reciprocating systems for treatment of body fluids
A61M1/16with membranes
A61M1/1601Control or regulation
A61M1/1603Regulation parameters
A61M1/1605Physical characteristics of the dialysate fluid
A61M1/1607before use
A61M1/1609after use
A61M1/1611Weight of the patient
A61M1/1613Profiling or modelling
A61M1/1615using measurements made at different flow rates
A61M1/1617using measurements made during a temporary variation of a characteristic of the fresh dialysis fluid
A61M1/1619Sampled collection of used dialysate
A61M1/1621Constructional aspects thereof
A61M1/1623Disposition of membranes
A61M1/1625Dialyser of the outside perfusion type
A61M1/1627Dialyser of the inside perfusion type
A61M1/1629with integral heat exchanger
A61M1/1631having non-tubular membranes
A61M1/1633with more than one dialyzer unit
A61M1/1635with volume chamber balancing devices between used and fresh dialysis fluid
A61M1/1637containing the whole volume of dialysis fluid used during a treatment session
A61M1/1639linked by membranes
A61M1/1641linked by pistons
A61M1/1643with weighing of fresh and used dialysis fluid
A61M1/1645with mechanically linked peristaltic dialysis fluid pumps one upstream, the other one downstream of the dialyser
A61M1/1647with flow rate measurement of the dialysis fluid, upstream and downstream of the dialyser
A61M1/1649with pulsatile dialysis fluid flow
A61M1/165with a dialyser bypass on the dialysis fluid line
A61M1/1652Holding or locking systems for the membrane unit
A61M1/1654Dialysates therefor
A61M1/1656Apparatus for preparing dialysates
A61M1/1658Degasification
A61M1/166Heating
A61M1/1662with heat exchange between fresh and used dialysate
A61M1/1664with temperature control
A61M1/1666by dissolving solids
A61M1/1668Details of containers
A61M1/167Flexible packaging for solid concentrates
A61M1/1672using membrane filters
A61M1/1674using UV radiation sources for sterilising the dialysate
A61M1/1676containing proteins
A61M1/1678intracorporal
A61M1/168Sterilisation or cleaning before or after use
A61M1/1682both machine and membrane module
A61M1/1684Checking the module characteristics before reuse
A61M1/1686by heat
A61M1/1688with recirculation of the sterilising fluid
A61M1/169using chemical substances
A61M1/1692Detection of blood traces in dialysate
A61M1/1694with recirculating dialysing liquid
A61M1/1696with dialysate regeneration
A61M1/1698Blood oxygenators with or without heat-exchangers
A61M1/26and internal elements which are moving
A61M1/262rotating
A61M1/265inducing TAYLOR vortices
A61M1/267used for pumping
A61M1/28Peritoneal dialysis; Other peritoneal treatment
A61M1/281Instillation other than by gravity
A61M1/282Operational modes
A61M1/284Continuous flow peritoneal dialysis [CFPD]
A61M1/285Catheters therefor
A61M1/287Dialysates therefor
A61M1/288Priming
A61M1/30Reciprocating systems, alternately withdrawing blood from and returning it to the patient
A61M1/301Details
A61M1/302having a reservoir for withdrawn untreated blood
A61M1/303having a reservoir for treated blood to be returned
A61M1/304Treatment chamber used as reservoir
A61M1/305Control of inversion point between collection and re-infusion phase
A61M1/306Pressure control
A61M1/307Time control
A61M1/308Volume control
A61M1/309with trans-membrane pressure [TMP] increasing substantially continuously during arterial phase
A61M1/32Oxygenators without membranes
A61M1/322Antifoam; Defoaming
A61M1/325Surfactant coating; Improving wettability
A61M1/327using catalytic production of oxygen
A61M1/34Filtering material out of the blood by passing it through a membrane
A61M1/3403Regulation parameters
A61M1/3406Physical characteristics of the filtrate
A61M1/341by measuring the filtrate rate, volume
A61M1/3413Diafiltration
A61M1/3417using distinct filters for dialysis and ultra-filtration
A61M1/342Adding solutions to the blood
A61M1/3424Substitution fluid path
A61M1/3427back through the membrane
A61M1/3431upstream the filter
A61M1/3434with pre-dilution and post-dilution
A61M1/3437downstream the filter
A61M1/3441Substitution rate control as a function of the ultrafiltration rate
A61M1/3444in which the collected ultra-filtrate expels an equal volume of substitution fluid from a reservoir
A61M1/3448by mechanical linked pumps in both ultra-filtrate and substitution flow line
A61M1/3451the difference in weight between both ultra-filtrate and substitution reservoir being used as control signal
A61M1/3455Substitution fluids
A61M1/3458having electrolytes not present in the dialysate
A61M1/3462Circuits for the preparation thereof
A61M1/3465using dialysate as substitution fluid
A61M1/3468using treated filtrate as substitution fluid
A61M1/3472with treatment of the filtrate
A61M1/3475with filtrate treatment agent in the same enclosure as the membrane
A61M1/3479by dialyzing the filtrate
A61M1/3482by filtrating the filtrate using another cross-flow filter
A61M1/3486Biological, chemical treatment
A61M1/3489by biological cells
A61M1/3493using treatment agents in suspension
A61M1/3496Plasmapheresis; Leucopheresis; Lymphopheresis
A61M1/36Other treatment of blood in a by-pass of the natural circulatory system
A61M1/3601Extra-corporeal circuits in which the blood fluid passes more than once through the treatment unit
A61M1/3603in the same direction
A61M1/3604in opposite directions
A61M1/3606Arrangements for blood-volume reduction of extra-corporeal circuits
A61M1/3607Regulation parameters
A61M1/3609Physical characteristics of the blood
A61M1/361before treatment
A61M1/3612after treatment
A61M1/3613Reperfusion
A61M1/3615Cleaning blood contaminated by local chemotherapy of a body part temporarily isolated from the blood circuit
A61M1/3616Batch-type treatment
A61M1/3618Magnetic separation
A61M1/362changing physical properties of target cells by binding them to added particles to facilitate their subsequent separation from other cells
A61M1/3621Extra-corporeal blood circuits
A61M1/3624Level detectors; Level control
A61M1/3626Gas bubble detectors
A61M1/3627Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
A61M1/3629degassing by changing pump speed
A61M1/363Degassing by using vibrations
A61M1/3632Combined venous-cardiotomy reservoirs
A61M1/3633Blood component filters
A61M1/3635Constructional details
A61M1/3636having a flexible housing
A61M1/3638with a vapour trap
A61M1/3639Blood pressure control, pressure transducers specially adapted therefor
A61M1/3641Pressure isolators
A61M1/3643Priming, rinsing before or after use
A61M1/3644Mode of operation
A61M1/3646Expelling the residual body fluid after use
A61M1/3647with recirculation of the priming solution
A61M1/3649using dialysate as priming or rinsing liquid
A61M1/365through membranes
A61M1/3652using gas
A61M1/3653Interfaces between patient blood circulation and extra-corporal blood circuit
A61M1/3655Arterio-venous shunts, fistulae
A61M1/3656Monitoring patency or flow at connection sites; Detecting disconnections
A61M1/3658Indicating the amount of purified blood recirculating in the fistula or shunt
A61M1/3659Cannulae pertaining to extracorporeal circulation
A61M1/3661for haemodialysis
A61M1/3663Flow rate transducers; Flow integrators
A61M1/3664for preparing cardioplegia solutions
A61M1/3666Cardiac or cardiopulmonary bypass
A61M1/3667with assisted venous return
A61M1/3669Electrical impedance measurement of body fluids; transducers specially adapted therefor
A61M1/367Circuit parts not covered by the preceeding subgroups of group A61M1/3621
A61M1/3672Means preventing coagulation
A61M1/3673Anticoagulant coating
A61M1/3675Deactivation
A61M1/3676by interposing a liquid layer between blood and air
A61M1/3678Separation of cells using wave pressure; Manipulation of individual corpuscles
A61M1/3679by absorption
A61M1/3681by irradiation
A61M1/3683using photoactive agents
A61M1/3686by removing photoactive agents after irradiation
A61M1/3687Chemical treatment
A61M1/3689by biological cells
A61M1/369Temperature treatment
A61M1/3692Washing or rinsing blood or blood constituents
A61M1/3693using separation based on different densities of components
A61M1/3695with sedimentation by gravity
A61M1/3696with means for adding or withdrawing liquid substances during the centrifugation
A61M1/3698Expressing processed fluid out from the turning rotor using another fluid compressing the treatment chamber; Variable volume rotors
A61M1/38Removing constituents from donor blood and storing or returning remainder to body
A61M1/382Optimization of blood component yield
A61M1/385taking into account of the patient characteristics
A61M1/387taking into account of the needs or inventory