| Patents for A61M 1 - Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems (68,946) | 
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| 01/08/1991 | US4983189 Propagating two acoustic waves of different frequencies, superimposing to form pseudo-standing acoustic waves | 
| 01/08/1991 | US4983162 Implantable device for access to the blood circulatory system | 
| 01/08/1991 | US4983161 Method for using a connector cap and cover therefor | 
| 01/08/1991 | US4983160 Rigid transparent fluid conduit for ophthalmic surgical irrigation | 
| 01/08/1991 | US4983158 Plasmapheresis centrifuge bowl | 
| 01/08/1991 | US4982739 Biosample aspirator | 
| 01/08/1991 | US4982730 Ultrasonic wound cleaning method and apparatus | 
| 01/08/1991 | CA1278726C Enteral feeding tube assembly and suction tube therefor | 
| 01/02/1991 | EP0405972A1 Device and process for cell capture and recovery | 
| 01/02/1991 | EP0405749A1 Ventricular assist device cannulae | 
| 01/02/1991 | EP0405250A1 Resectoscope | 
| 01/02/1991 | EP0405094A2 Single-needle type plasma separation apparatus and plasma collection apparatus | 
| 01/02/1991 | EP0404920A1 Acetabulum reamer | 
| 01/02/1991 | EP0232260B1 Apparatus for in vivo extrapulmonary blood gas exchange | 
| 01/02/1991 | EP0191073B1 Fully portable semi-automatic mechanical heart-lung substitution system | 
| 01/02/1991 | CA1278561C Lipoprotein adsorbent and apparatus for removing lipoproteins using the same | 
| 01/02/1991 | CA1278480C Apparatus for dissolving a solidified mass in vivo | 
| 01/01/1991 | US4981596 System for treating blood for autotransfusion | 
| 01/01/1991 | US4981484 Modified elliptical artificial heart | 
| 01/01/1991 | US4981477 Catheter for introduction into the trachea and the bronchial system | 
| 01/01/1991 | US4981474 Body fluid drainage device | 
| 01/01/1991 | US4981473 Aspirator without partition wall for collection of bodily fluids including improved safety and efficiency elements | 
| 12/27/1990 | WO1990015660A1 Bag-like filter | 
| 12/27/1990 | WO1990015640A1 Cardiac assist pump | 
| 12/27/1990 | EP0404202A2 Agent for separating proteins from blood plasma | 
| 12/27/1990 | CA1278292C Combination fluid path and mount for heat exchanger | 
| 12/26/1990 | CN2067988U Anti-return flow type biliary tract drain | 
| 12/26/1990 | CN2067965U Multi-functional brain pressure monitoring instrument | 
| 12/26/1990 | CN1047978A Flow regulator of liquid medicament input apparatus or same of blood transfusion | 
| 12/26/1990 | CN1047977A Bile drainage method by common bile duct intubation | 
| 12/25/1990 | US4980374 Dialysis and rinsing solution for intraperitoneal administration with antimicrobial activity | 
| 12/25/1990 | US4980231 Wound drainage devices, surgical equipment; applying pvp and n-trimethoxypropylsily polyethylenimine to polymeric substrate slippery, durable | 
| 12/25/1990 | US4980068 System, apparatus and method for continuously fractionating blood in situ | 
| 12/25/1990 | US4980054 System and method for mass transfer between fluids | 
| 12/25/1990 | US4979944 Selectively prechargeable | 
| 12/25/1990 | US4979939 Atherectomy system with a guide wire | 
| 12/25/1990 | US4979936 Implantable | 
| 12/25/1990 | US4979882 Spherical rotary machine having six rotary pistons | 
| 12/21/1990 | WO1990015631A1 Combined hemofiltration and hemodialysis system | 
| 12/21/1990 | WO1990015630A1 Improving blood flow | 
| 12/21/1990 | CA2062733A1 Improving blood flow | 
| 12/20/1990 | DE4019324A1 Cupping glass with attached suction pump - has non-return valve with opening to atmosphere | 
| 12/20/1990 | DE4018857A1 Indirect drive for membrane blood pump - has computer-controlled EM linear drive with armature coated with non-magnetic material | 
| 12/19/1990 | EP0403401A1 Method to control ultrafiltration and device for carrying out this method | 
| 12/19/1990 | EP0403031A2 Fractionation system and method for cellular suspensions | 
| 12/19/1990 | EP0402964A1 Apparatus for analyzing the degree of tissue dammage in a heart subjected to inadequate arterial blood flow. | 
| 12/19/1990 | EP0402872A1 In-series ventricular assist system | 
| 12/19/1990 | EP0402698A2 Leukocyte poor red blood cell storage system | 
| 12/19/1990 | EP0402571A1 Ventriculostomy reservoir | 
| 12/19/1990 | EP0402505A1 Continuous cyclic peritoneal dialysis system | 
| 12/18/1990 | US4978453 Removal before surgery and returned afterwards; filtration, storage | 
| 12/18/1990 | US4978446 Sterile blood component collection | 
| 12/18/1990 | US4978337 Formulation chamber with exterior electrotransport delivery device | 
| 12/18/1990 | US4978335 Infusion pump with bar code input to computer | 
| 12/18/1990 | US4978333 Resonator for surgical handpiece | 
| 12/18/1990 | US4977850 Signal apparatus | 
| 12/18/1990 | CA1277881C Connection device | 
| 12/13/1990 | WO1990014850A1 Management of parameters relating to a dialysis treatment | 
| 12/13/1990 | DE4018416A1 Handling blood or plasma by EM radiation - in wavelength region of 200 to 320 nanometres at radiation intensity of 1 joule to 1 kilo-joule per sq. metre | 
| 12/12/1990 | EP0402272A2 Cell-culturing substrate, cell-culturing substrate unit bioreactor and extracorporeal circulation type therapeutic apparatus | 
| 12/12/1990 | EP0402196A2 Hydrophilic porous membrane and process for preparing the same | 
| 12/12/1990 | EP0402117A2 Chest drainage device | 
| 12/12/1990 | EP0401609A1 Medical container replacing method | 
| 12/12/1990 | EP0401362A1 Enzymatically active recombinant glucocerebrosidase. | 
| 12/12/1990 | CN2067159U Refrigeration device for automatic temp.-changing water-supplying box | 
| 12/12/1990 | CN2067158U Multifunction breast pump | 
| 12/12/1990 | CN1010750B Hollow fibrous membrane of cellulose made by soloent process | 
| 12/11/1990 | US4976861 Method for determining the wetting characteristic of a porous medium | 
| 12/11/1990 | US4976851 Liquid separator | 
| 12/11/1990 | US4976730 Artificial pericardium | 
| 12/11/1990 | US4976729 Elliptical artificial heart | 
| 12/11/1990 | US4976711 Ablation catheter with selectively deployable electrodes | 
| 12/11/1990 | US4976708 Blood reservoir | 
| 12/11/1990 | US4976695 Implant for percutaneous sampling of serous fluid and for delivering drug upon external compression | 
| 12/11/1990 | US4976694 Apparatus and method for preventing infection | 
| 12/11/1990 | US4976683 Peritoneal dialysis method | 
| 12/11/1990 | US4976682 Methods and apparatus for autologous blood recovery | 
| 12/11/1990 | US4976681 Pacer interface device | 
| 12/11/1990 | US4976593 Pulsatile flow delivery apparatus | 
| 12/11/1990 | US4976151 Method and device for detecting blocked condition in a tube of a liquid infusion pump | 
| 12/11/1990 | CA1277692C Connection site protector with tapered bore | 
| 12/11/1990 | CA1277561C Integrated membrane oxygenator, heat exchanger and reservoir | 
| 12/08/1990 | WO1990014857A1 Method and apparatus for intraosseous infusions and aspirations | 
| 12/07/1990 | WO1990015248A1 Peristaltic pump | 
| 12/07/1990 | CA2058446A1 Peristaltic pump | 
| 12/07/1990 | CA2018296A1 Apparatus and method to test for valve leakage in a pump assembly | 
| 12/05/1990 | EP0401139A1 Apparatus and method for the measurement of ultrafiltrate in an artificial kidney | 
| 12/05/1990 | EP0401130A1 Device for the preparation of medical solutions | 
| 12/05/1990 | EP0401016A1 Blood/gas separator and flow system | 
| 12/05/1990 | EP0400518A2 Auto transfusion system for the collection, treatment and return of a patient's blood | 
| 12/05/1990 | EP0400463A1 Suction device, preferably intended for autotransfusion | 
| 12/05/1990 | EP0400288A2 Bipolar coagulation apparatus | 
| 12/05/1990 | CN2066745U 负压引流袋 Suction drainage bag | 
| 12/05/1990 | CN2066744U Multi-purpose liquid suction, injeciton device | 
| 12/05/1990 | CN1047570A Centrifuged material layer measurements taken in evacuated tube | 
| 12/04/1990 | US4975247 Mass transfer device having a microporous, spirally wound hollow fiber membrane | 
| 12/04/1990 | US4974774 Medical appliance driving apparatus | 
| 12/04/1990 | US4974581 Ultrasonic knife | 
| 12/04/1990 | CA1277206C Diaphragm chamber device | 
| 12/04/1990 | CA1277194C Blood pumping system and method |