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Class Information
Number: 604/133
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin > Material introduced or removed through conduit, holder, or implantable reservoir inserted in body > Treating material forced into or out of body by self-acting fluid pressure, motor-driven, or mechanical energy storing means (e.g., pressure infusion or aspiration, etc.) > Material exhausted from body by expansion of contracted elastic receptacle or resilient means therein
Description: Subject matter including a resilient chamber which under compression is allowed to expand, either from its own natural resiliency or from resilient means within the chamber, to draw or suck material into the chamber.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8684973 Micropump Apr. 1, 2014
8512284 Medical fluid dispenser Aug. 20, 2013
8480625 Grooved aspiration pump roller-head assembly Jul. 9, 2013
8382731 Device for treatment of wound using reduced pressure Feb. 26, 2013
8352041 Remote controls and ambulatory medical systems including the same Jan. 8, 2013
8348897 Implantable drug-delivery devices, and apparatus and methods for filling the devices Jan. 8, 2013
8337488 Diaphragm drug pump Dec. 25, 2012
8337457 Systems and methods for delivering a therapeutic agent Dec. 25, 2012
8231575 Fluid delivery device Jul. 31, 2012
8152766 Device for delivering medicament encompassing a pressure release mechanism Apr. 10, 2012
8072338 External voiding sensor system Dec. 6, 2011
8070745 Medication infusion device using negatively biased ambient pressure medication chamber Dec. 6, 2011
8038646 Body-insertable apparatus and manufacturing method thereof Oct. 18, 2011
8034017 Method and apparatus for home dialysis Oct. 11, 2011
8034030 Multi-reservoir implantable pump with variable flow rate capabilities Oct. 11, 2011
8034029 Multi-reservoir implantable pump with patient controlled actuation Oct. 11, 2011
7976521 Body fluid suction reservoir Jul. 12, 2011
7972305 Drug supply system for CED (convection-enhanced delivery) catheter infusions Jul. 5, 2011
7833195 Fluid dispensing apparatus Nov. 16, 2010
7785292 Injection device Aug. 31, 2010
7776015 Needle assisted jet injector Aug. 17, 2010
7699802 Needle-less injector Apr. 20, 2010
7691084 Therapeutic device and system Apr. 6, 2010
7686788 Catheter having a distal drug delivery unit and method of using same Mar. 30, 2010
7618393 Needle-less injector and method of fluid delivery Nov. 17, 2009
7522061 External voiding sensor system Apr. 21, 2009
7470253 Fluid delivery apparatus with adjustable flow rate control Dec. 30, 2008
7396345 Therapeutic device and system Jul. 8, 2008
7270647 Apparatus for vacuum-assisted irrigation and drainage of a body cavity Sep. 18, 2007
7169128 Multichannel fluid delivery device Jan. 30, 2007
6905479 Pumping cartridge having an integrated filter and method for filtering a fluid with the cartridge Jun. 14, 2005
6835194 Implantable devices and methods for treatment of pain by delivery of fentanyl and fentanyl congeners Dec. 28, 2004
6641562 Apparatus and method of intravenous fluid infusion Nov. 4, 2003
6620134 Syringes and injector systems with collapsible cartridges Sep. 16, 2003
6595978 Injection syringe, comprising suction means Jul. 22, 2003
6551280 Therapeutic device and system Apr. 22, 2003
6471686 Drug delivery device Oct. 29, 2002
6293159 Fluid delivery apparatus with reservoir fill assembly Sep. 25, 2001
6090062 Programmable antisiphon shunt system Jul. 18, 2000
6086561 Fluid delivery apparatus with reservoir fill assembly Jul. 11, 2000
6063059 Medicament dispenser May. 16, 2000
6056727 Apparatus for patient-controlled infusion May. 2, 2000
5891097 Electrochemical fluid delivery device Apr. 6, 1999
5876377 Medicament dispenser Mar. 2, 1999
5797881 Intravenous infusion apparatus Aug. 25, 1998
5718687 Extra-corporal blood pump Feb. 17, 1998
5707361 Implantable infusion system with a neutral pressure medication container Jan. 13, 1998
5700244 Fluid dispenser with fill adapter Dec. 23, 1997
5683369 Bellows type container charged with liquid medicine Nov. 4, 1997
5665070 Infusion pump with magnetic bag compression Sep. 9, 1997

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