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Class Information
Number: 604/106
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 > Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.) > Expanding arm or finger
Description: Subject matter wherein the means for expanding the body opening are elongated elements which are inserted into a body opening with their longitudinal axis substantially parallel to the wall thereof and then pivoted about one end so that the other end expands radially and enlarges the opening.


Sub-classes under this class:

Class Number Class Name Patents
604/107 Expansion actuated by axially movable member 98
604/109 Expansion actuated by rotatable means (e.g, threaded or cammed member, etc.) 21


Patents under this class:
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Patent Number Title Of Patent Date Issued
7485092 Vessel harvesting apparatus and method Feb. 3, 2009
7470252 Expandable multi-port therapeutic delivery system Dec. 30, 2008
7445598 Endoscopic organ retractor and method of using the same Nov. 4, 2008
7008434 Clot retrieval device Mar. 7, 2006
6929663 Longitudinally expanding medical device Aug. 16, 2005
6893418 Drainage catheter with dilating member May. 17, 2005
6866651 Methods and devices for the in situ dissolution of renal calculi Mar. 15, 2005
6855126 Conformable balloonless catheter Feb. 15, 2005
6709386 Endoscope fill bar Mar. 23, 2004
6702834 Embolic protection devices Mar. 9, 2004
6695813 Embolic protection devices Feb. 24, 2004
6692504 Clot retrieval device Feb. 17, 2004
6673043 Cannulation device and apparatus Jan. 6, 2004
6663589 Catheter system Dec. 16, 2003
6632197 Clear view cannula Oct. 14, 2003
6629953 Methods and devices for removing material from a vascular site Oct. 7, 2003
6629987 Catheter positioning systems Oct. 7, 2003
6565528 Apparatus and method for delivering therapeutic and diagnostic agents May. 20, 2003
6544226 Operative devices that can be removably fitted on catheter bodies to treat tissue regions in the body Apr. 8, 2003
6540722 Embolic protection devices Apr. 1, 2003
6527737 Indwelling urethra catheter Mar. 4, 2003
6520954 Manipulating section for an endoscopic treatment instrument Feb. 18, 2003
6482178 Localization device with anchoring barbs Nov. 19, 2002
6217549 Methods and apparatus for treating vascular occlusions Apr. 17, 2001
6216034 Method of programming an array of needle electrodes for electroporation therapy of tissue Apr. 10, 2001
6152899 Expandable catheter having improved electrode design, and method for applying energy Nov. 28, 2000
6139527 Method and apparatus for treating hemorrhoids Oct. 31, 2000
5928266 Anchoring device and method for sealing percutaneous punctures in vessels Jul. 27, 1999
5916151 Apparatus for dilating a body cavity Jun. 29, 1999
5728133 Anchoring device and method for sealing percutaneous punctures in vessels Mar. 17, 1998
5649953 Kit for medical use composed of a filter and a device for placing it in the vessel Jul. 22, 1997
5637113 Polymer film for wrapping a stent structure Jun. 10, 1997
5618300 Apparatus and method for deployment of radially expandable stents by a mechanical linkage Apr. 8, 1997
5591196 Method for deployment of radially expandable stents Jan. 7, 1997
5580344 Incision converter & method of using the same Dec. 3, 1996
5443477 Apparatus and method for deployment of radially expandable stents by a mechanical linkage Aug. 22, 1995
5353784 Endoscopic device and method of use Oct. 11, 1994
5312360 Tension guide and dilator May. 17, 1994
5267960 Tissue engaging catheter for a radioactive source wire Dec. 7, 1993
5256146 Vascular catheterization system with catheter anchoring feature Oct. 26, 1993
5183465 Apparatus for supporting and moving needles and trocars for penetrating the abdomen Feb. 2, 1993
5112347 Embolectomy catheter, and method of operating same May. 12, 1992
5007900 Percutaneous endoscopic gastrostomy device Apr. 16, 1991
4986810 Toggle catheter Jan. 22, 1991
4964850 Method for treating trans-nasal sinus afflictions using a double t-shaped trans-nasal aerator Oct. 23, 1990
4936823 Transendoscopic implant capsule Jun. 26, 1990
4737141 Method of draining the maxillary sinus for the treatment of maxillary sinusitis Apr. 12, 1988
4716901 Surgical appliance for forming an opening through the skin Jan. 5, 1988
4693250 Method for dilating puncture site in the renal pelvis Sep. 15, 1987
4654028 Incision opening expansion holder for inosculation Mar. 31, 1987

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