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Class Information
Number: 604/173
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 > Injection or aspiration device having plural body entering conduits
Description: Subject matter including multiple conduits placed in a body of bodies to operate individually or simultaneously to supply or remove material to or from the body.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8666487 Device for skin treatment Mar. 4, 2014
8641658 Surgical hand piece with dual lumen work tip Feb. 4, 2014
8636696 Transdermal device containing microneedles Jan. 28, 2014
8632501 Device for the rapid injection of local anesthesia through a plurality of needles Jan. 21, 2014
8585682 Fluid extraction or filtration device, associated materials and methods Nov. 19, 2013
8579861 Needle magazine Nov. 12, 2013
8579862 Applicator for microneedle array Nov. 12, 2013
8568363 Frozen compositions and methods for piercing a substrate Oct. 29, 2013
8540678 Device and a system for delivery of biological material Sep. 24, 2013
8529522 Fluid transfer device having removable needle cartridge Sep. 10, 2013
8517985 Needle insertion assistance device Aug. 27, 2013
8506530 Microneedles to be placed in the skin for the transdermal application of pharmaceuticals Aug. 13, 2013
8506980 Percutaneously absorbable preparation, percutaneously absorbable preparation holding sheet, and percutaneously absorbable preparation holding equipment Aug. 13, 2013
8491534 Preparation for body surface application and preparation for body surface application-holding sheet Jul. 23, 2013
8419722 Apparatus and method for injection of fibrin sealant in spinal applications Apr. 16, 2013
8409147 Rapid local anesthesia linear injection device Apr. 2, 2013
8398581 Fluid exchange catheter system Mar. 19, 2013
8366677 Microneedle arrays formed from polymer films Feb. 5, 2013
8366685 Systems and methods for phlebotomy through a peripheral IV catheter Feb. 5, 2013
8337450 Double barrel syringe and handles for use with double barrel syringes Dec. 25, 2012
8308741 Systems and methods for automatically inserting a needle into a living subject Nov. 13, 2012
8298187 Fluid injection device Oct. 30, 2012
8292849 Insertion device for an insertion set and method of using the same Oct. 23, 2012
8267914 Method and apparatus for AC electrospray Sep. 18, 2012
8246582 Microneedle transdermal transport device Aug. 21, 2012
8221348 Embolic protection device and methods of use Jul. 17, 2012
8216190 Microstructures for delivering a composition cutaneously to skin Jul. 10, 2012
8185322 User interface improvements for medical devices May. 22, 2012
8088108 Rapid local anesthesia injection cone Jan. 3, 2012
8083722 Instrumentation for injection of therapeutic fluid into joints Dec. 27, 2011
8073531 Micro vein enhancer Dec. 6, 2011
8047407 Apparatus and method for delivery of biologic sealant Nov. 1, 2011
8012139 Devices and methods for delivering medical agents Sep. 6, 2011
7998119 System and method for delivering fluid into flexible biological barrier Aug. 16, 2011
7984929 Fluid connector for fluid delivery apparatus Jul. 26, 2011
7981152 Vascular delivery system for accessing and delivering devices into coronary sinus and other vascular sites Jul. 19, 2011
7938816 Infusion bag with integrated rinsing system May. 10, 2011
7901387 Micro needles and method of manufacture thereof Mar. 8, 2011
7904138 Micro vein enhancer Mar. 8, 2011
7896837 Method and device for intradermally delivering a substance Mar. 1, 2011
7857784 Medical instrument for suction and irrigation, and method for its production Dec. 28, 2010
7850656 Devices and methods for delivering medical agents Dec. 14, 2010
7850657 Microneedle structure and production method therefor Dec. 14, 2010
7837654 Precision sensing and treatment delivery device for promoting healing in living tissue Nov. 23, 2010
7806872 Injection catheter with needle stop Oct. 5, 2010
7753888 Method and/or apparatus for puncturing a surface for extraction, in situ analysis, and/or substance delivery using microneedles Jul. 13, 2010
7722595 Method and device for controlling drug pharmacokinetics May. 25, 2010
7722574 Infusion assembly that simultaneously delivers therapeutic fluid to plural body sites May. 25, 2010
7722594 Infusion bag with integrated rinsing system May. 25, 2010
7712198 Microneedle array device and its fabrication method May. 11, 2010

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