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Class Information
Number: 604/246
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 > Means for controlling material flow to or from body, or metering a predetermined dose or amount
Description: Subject matter having means for regulating flow of material to or from body, or supplying or removing a predetermined amount of material to or from body.










Sub-classes under this class:

Class Number Class Name Patents
604/250 Conduit deforming clamp 321
604/251 Drip meter 169
604/256 Having flow closing or opening means (e.g., plug, cap, seal, etc.) 845
604/247 Having fluid responsive means (e.g., check valve, etc.) 586
604/248 Rotatable type valve 259
604/249 Slide or reciprocating valve 362


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
8702661 Device for feeding medical fluids Apr. 22, 2014
8690834 Medical device with multi-port inflatable hemostatic valve system Apr. 8, 2014
8679063 Systems and methods for providing a catheter assembly Mar. 25, 2014
8679090 Medical connector with closeable luer connector Mar. 25, 2014
8672885 Fluid dispensing device Mar. 18, 2014
8657783 Injectable solution container and syringe Feb. 25, 2014
8657801 Switching device and an irrigation system comprising the device Feb. 25, 2014
8652110 Valve-equipped hand switch and chemical liquid introduction system Feb. 18, 2014
8647311 Biologics infusion system Feb. 11, 2014
8647312 Injection site for male luer or other tubular connector Feb. 11, 2014
8636705 Injection needle assembly and medicine injection apparatus Jan. 28, 2014
8632498 Tissue transfer systems Jan. 21, 2014
8632509 Injection device with electronic detecting means Jan. 21, 2014
8628502 Dialysis valve and method Jan. 14, 2014
8630694 Medical imaging system and fluid-driven injector Jan. 14, 2014
8622964 Method for drug delivery to animals Jan. 7, 2014
8622976 Systems and methods for infusion of fluids using stored potential energy and a variable flow resistor Jan. 7, 2014
8617137 Enteral feeding system Dec. 31, 2013
8617127 Medicament injection apparatus Dec. 31, 2013
8613720 Automatic reconstitution injector device Dec. 24, 2013
8613726 Control tabs for infusion devices and methods of using the same Dec. 24, 2013
8603047 Devices, assemblies and methods for controlling fluid flow Dec. 10, 2013
8603048 Connector for a establishing a fluid communication controlled by a valve essentially used in the field of medicine Dec. 10, 2013
8603075 Fluid delivery system with electrochemical sensing of analyte concentration levels Dec. 10, 2013
8597248 Tissue transfer systems Dec. 3, 2013
8597258 Valved catheter Dec. 3, 2013
8591477 Fluid purge in a medical injection system Nov. 26, 2013
8591476 Intravascular valve component with improved valve positioning Nov. 26, 2013
8591464 Low turbulence fluid management system for endoscopic procedures Nov. 26, 2013
8579870 Sealing valve assembly for medical products Nov. 12, 2013
8574203 Systems and methods for providing a flushable catheter assembly Nov. 5, 2013
8568368 Contrast media diffusion system Oct. 29, 2013
8568369 Infusion catheter and method Oct. 29, 2013
8568370 Intravenous drip set controller with flusher Oct. 29, 2013
8556867 Drug delivery management systems and methods Oct. 15, 2013
8556866 Drug delivery system Oct. 15, 2013
8556865 Medical module for drug delivery pen Oct. 15, 2013
8551044 Multiple reservoir implantable drug infusion device and method Oct. 8, 2013
8545477 Multiple reservoir implantable drug infusion device and method Oct. 1, 2013
8540685 Valved catheters including high flow rate catheters Sep. 24, 2013
8535260 Devices, systems, and methods for localized drug delivery Sep. 17, 2013
8535241 Fluid diversion mechanism for bodily-fluid sampling Sep. 17, 2013
8529523 Pressure actuated valve with improved biasing member Sep. 10, 2013
8523827 Medicament injection apparatus Sep. 3, 2013
8517990 User interface improvements for medical devices Aug. 27, 2013
8512287 Patch-like infusion device Aug. 20, 2013
8512300 Enteral feeding system Aug. 20, 2013
8511517 Protective syringe sleeve Aug. 20, 2013
8506533 Surgical fluid transfer apparatus Aug. 13, 2013
8506534 Flush entrance hemostasis valve with unobstructed passageway Aug. 13, 2013

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