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Browse by Category: Main > Health & Medicine
Class Information
Number: 604/38
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Material introduced into and removed from body through passage in body inserted means > Means moved by person to introduce and remove material > Piston
Description: Subject matter wherein the means is a ram or plunger which is reciprocated back and forth to alternately force in and withdraw the body treating material to and from the body.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8622953 Autogenous bone collection and delivery system Jan. 7, 2014
8622997 Tissue transfer method and apparatus Jan. 7, 2014
8608642 Methods and devices for treating morbid obesity using hydrogel Dec. 17, 2013
8524154 System and method for pseudo-continuous measurement of metabolite concentrations in a mammalian body Sep. 3, 2013
8460256 Collapsible fluid collection and disposal system and related methods Jun. 11, 2013
8389023 Chemoablation of tissue using biodegradable, solid salt dosage forms Mar. 5, 2013
8366656 Syringe having a resilient part in order to facilitate an initial aspiration Feb. 5, 2013
8337450 Double barrel syringe and handles for use with double barrel syringes Dec. 25, 2012
RE43434 Method and apparatus for treating intervertebral disks May. 29, 2012
8062286 Tissue transplantation method and apparatus Nov. 22, 2011
7892202 System and method for inflation syringe with improved display Feb. 22, 2011
7875001 Multi medication nasal spray device and method Jan. 25, 2011
7815609 Disposable infusion device positive pressure filling apparatus and method Oct. 19, 2010
7794449 Tissue transplantation method and apparatus Sep. 14, 2010
7789872 Tissue transplantation method and apparatus Sep. 7, 2010
7780649 Tissue transplantation method and apparatus Aug. 24, 2010
7766987 Apparatus and method for collection of particulate matter during percutaneous procedures Aug. 3, 2010
7722560 Mechanical extension implants for short bowel syndrome May. 25, 2010
7674247 Double barrel syringe and handles for use with double barrel syringes Mar. 9, 2010
7530976 Fluid exchange system for controlled and localized irrigation and aspiration May. 12, 2009
7481764 Self-advancing device Jan. 27, 2009
7452344 Platelet concentration syringe kit Nov. 18, 2008
7363072 Method and apparatus to remove substances from vessels of the heart and other parts of the body to minimize or avoid renal or other harm or dysfunction Apr. 22, 2008
7297132 Shape memory shutter device Nov. 20, 2007
7087037 Syringe Aug. 8, 2006
6878128 Fluid exchange system for controlled and localized irrigation and aspiration Apr. 12, 2005
6827701 Fluid exchange system for controlled and localized irrigation and aspiration Dec. 7, 2004
6494896 Applicator for laparoscopic or endoscopic surgery Dec. 17, 2002
6458094 Disposable tip for body cavity irrigation system Oct. 1, 2002
6436143 Method and apparatus for treating intervertebral disks Aug. 20, 2002
6368300 Apparatus for applying a hemostatic agent onto a tissue Apr. 9, 2002
6027471 Apparatus for applying a hemostatic agent onto a tissue Feb. 22, 2000
6020196 Devices for harvesting and homogenizing adipose tissue containing autologous endothelial cells Feb. 1, 2000
5964728 Synchronous vitreous lavage device for ophthalmology and an ophthalmologic lavaging system using the same Oct. 12, 1999
5957883 Synchronous vitreous lavage device for ophthalmology and an ophthalmologic lavaging system using the same Sep. 28, 1999
5929147 Embrittlement-resistant polyolefin composition and flexible articles therefrom Jul. 27, 1999
5891052 Diagnostic syringe actuator device Apr. 6, 1999
5531672 Blood aspiration assembly components and blunt needle aspirators Jul. 2, 1996
5527275 Automated ear cleansing device Jun. 18, 1996
5498237 Squeeze-actuated medicinal fluid applicator Mar. 12, 1996
5464022 Endometrial sampler Nov. 7, 1995
5447494 Composite irrigation and suction probe Sep. 5, 1995
5409465 Impression syringe Apr. 25, 1995
5374401 Blood sampling apparatus Dec. 20, 1994
5338294 Urological evacuator Aug. 16, 1994
5309899 Automated ear cleansing device May. 10, 1994
5297980 Suctioning and pumping toy for malleable play materials Mar. 29, 1994
5279550 Orthopedic autotransfusion system Jan. 18, 1994
5273751 Composition for preventing clouding of paosterior capsule after extracapsular cataract eye surgery and method of performing cataract surgery Dec. 28, 1993
5254086 Medical lavage apparatus and methods Oct. 19, 1993

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