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Class Information
Number: 604/264
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 > Body inserted tubular conduit structure (e.g., needles, cannulas, nozzles, trocars, catheters, etc.)
Description: Subject matter wherein significance is attributed to the structure of an elongated , hollow tube, per se, which inserted within the body and is utilized solely to introduce body treating material into or remove material from the body during surgical procedures.

Sub-classes under this class:

Class Number Class Name Patents
604/272 Body piercing condit (e.g., needle, etc.) 618
604/523 Flexible catheter or means (e.g., coupling) used therewith 1,427
604/271 Having evaginating or invaginating capability 79
604/270 Having weighted tip means on conduit promoting advance thereof through alimentary tract 85
604/275 Nozzle insertable into body orifice 204
604/266 With anticlogging means on conduit (e.g., anticlotting, decalcification, tissue occulsion, etc.) 190
604/265 With body soluble, antibactericidal or lubricating materials on conduit 624

Patents under this class:

Patent Number Title Of Patent Date Issued
8703229 Method of making catheters with porous structure for carrying agents Apr. 22, 2014
8702784 Outer tube for stent repositioning and deployment Apr. 22, 2014
8702677 Device and method for directional delivery of a drug depot Apr. 22, 2014
8702676 Surgical instrument for injecting a drug into prostate tissue Apr. 22, 2014
8690838 Transdermal administration device Apr. 8, 2014
8690834 Medical device with multi-port inflatable hemostatic valve system Apr. 8, 2014
8690832 Retrofitted neural injection system and related methods Apr. 8, 2014
8690831 Gas jet fluid removal in a trocar Apr. 8, 2014
8690816 Implantable flow connector Apr. 8, 2014
8684967 Kink resistant cannula having buckle resistant apertures Apr. 1, 2014
8679076 Method and apparatus for harvesting and dispensing a fibrin clot Mar. 25, 2014
8679060 Infusion pump system Mar. 25, 2014
8674656 Carrying case and syringe system with same Mar. 18, 2014
8673388 Methods of manufacturing drug-loaded substrates Mar. 18, 2014
8672890 Trocar seal with reduced contact area Mar. 18, 2014
8652084 Arteriovenous shunt with integrated surveillance system Feb. 18, 2014
8647322 Anti-extravasation catheter Feb. 11, 2014
8647294 Direct stream hydrodynamic catheter system Feb. 11, 2014
8641686 Anti-biofilm intravascular catheter Feb. 4, 2014
8636682 Catheter with articulable septum extension Jan. 28, 2014
8632524 Injectable biocompatible material delivery system Jan. 21, 2014
8623046 Treatment for patients after removal of saphenous vascular material Jan. 7, 2014
8622994 Composite flexible tube for medical applications Jan. 7, 2014
8622977 Carrier for injecting a product into the human body Jan. 7, 2014
8617128 Labeling of medical devices Dec. 31, 2013
8613726 Control tabs for infusion devices and methods of using the same Dec. 24, 2013
8608769 Bladeless optical obturator Dec. 17, 2013
8608715 System and method to vent gas from a body cavity Dec. 17, 2013
8608710 Pen needle assembly with different gauge needle cannulas Dec. 17, 2013
8608687 Multi-lumen endoscopic accessory and system Dec. 17, 2013
8607428 Implantable catheter and method of using same Dec. 17, 2013
RE44639 Hemodialysis and vascular access system Dec. 10, 2013
8603067 High flow catheters Dec. 10, 2013
8603049 Atraumatic suction catheter Dec. 10, 2013
8597277 Expandable transluminal sheath Dec. 3, 2013
8597258 Valved catheter Dec. 3, 2013
8597225 Method for increasing blood flow in or about a cardiac or other vascular or prosthetic structure to prevent thrombosis Dec. 3, 2013
8591480 Surgical cannula Nov. 26, 2013
8585679 Even-flow multi-stage cannula Nov. 19, 2013
8585629 Systems for deploying intraocular shunts Nov. 19, 2013
8583260 Long travel steerable catheter actuator Nov. 12, 2013
8579873 Bladder drainage aid Nov. 12, 2013
8579807 Absorbing fluids in a surgical access device Nov. 12, 2013
8574490 Methods and apparatus for reducing count of infectious agents in intravenous access systems Nov. 5, 2013
8574185 Implantable arterio-venous shunt devices and methods for their use Nov. 5, 2013
8568373 Medical elongate member housing tool and medical elongate member housing tool assembly Oct. 29, 2013
8562573 Guiding catheter for accessing the renal arteries Oct. 22, 2013
8562569 Surgical access device with pendent valve Oct. 22, 2013
8562568 Control handle with device advancing mechanism Oct. 22, 2013
8562555 Fluid exchange system for controlled and localized irrigation and aspiration Oct. 22, 2013

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