| Patent Number |
Title Of Patent |
Date Issued |
| 6722371 |
Device for accurately marking tissue |
April 20, 2004 |
| This invention is an improved tissue localizing device for fixedly yet removably marking a volume of tissue containing a suspect region for excision. This invention also encompasses methods for deployment of the localizing device and its excision along with the marked tissue volume. At |
| 5176135 |
Implantable defibrillation electrode system |
January 5, 1993 |
| An electrode system is provided for an implantable cardiac defibrillator. The electrode system includes a first endocardial lead having at least one electrode and a second epicardial or extrapericardial lead with an electrode that has a flexible configuration such that it is able to be |
| 4976725 |
Dilatation catheter and constant pressure syringe and method of using the same |
December 11, 1990 |
| In a dilatation catheter and constant pressure syringe, a pressurized compressible medium is used to maintain pressure on a non-compressible medium. Pressure is applied to a compressible medium in a first chamber, in turn applying pressure to a non-compressible medium in a second cha |
| 4865037 |
Method for implanting automatic implantable defibrillator |
September 12, 1989 |
| A method and apparatus for implanting an automatic implantable defibrillator without the need for major surgery is disclosed. Preconfigured electrodes are straightened by the use of a stylet or by the surrounding catheter and inserted into the intrapericardial space through catheters |
| 4860769 |
Implantable defibrillation electrode |
August 29, 1989 |
| An implantable defibrillation electrode of a shape requiring minimal incision in the body is disclosed. The electrode has a flexible insulated guide and terminates in a preconfigured flexible distal portion with an exposed conductive element. The electrode may be straightened, as for |
| 4821719 |
Cohesive-adhesive atraumatic clamp |
April 18, 1989 |
| Replaceable cohesive-adhesive pads are provided for vessel occluding devices of both the tie-on and jaw-clamp types. When applied to an anatomical vessel the pads act collectively with the fibrous surface of the vessel to produce an adherence relationship therewith. The pads are show |
| 4774949 |
Deflector guiding catheter |
October 4, 1988 |
| A catheter is provided with a lumen which extends along most of the length of the catheter and then curves outwardly to terminate in a port for the passage of guide wires and catheters through the lumen into branch arteries. |
| 4768508 |
Vein valve cutting method |
September 6, 1988 |
| A cutter for the in-situ cutting of valves within a vein. The cutter comprises a catheter having cutter fingers extending from its open distal end in an annular pattern. A sheath is selectively extensible over the fingers to shield them from inadvertent contact with the vein being tr |
| 4762130 |
Catheter with corkscrew-like balloon |
August 9, 1988 |
| A helical balloon is attached to the distal end of a catheter to serve when inflated as a therapeutic tool for the removal of blood clots and as a diagnostic tool for physical measurements and the application of treatment and other materials. |
| 4739760 |
Vein valve cutter apparatus |
April 26, 1988 |
| A cutter for the in-situ cutting of valves within a vein. The cutter comprises a catheter having cutter fingers extending from its open distal end in an annular pattern. A sheath is selectively extensible over the fingers to shield them from inadvertent contact with the vein being tr |
| 4643194 |
Flexible calibrator |
February 17, 1987 |
| A calibrator oval for the internal gauging of the lumen of a stenotic segment of artery is provided with an elongated carrier having a controllable variable flexibility. |
| 4621636 |
Endarterectomy method and apparatus |
November 11, 1986 |
| An annular knife is pulled through an occluded artery. The knife is attached to a tangential wire which extends through a guidance catheter emplaced along the boundary line of occlusion and undiseased artery. |
| 4611593 |
Vessel occluding instrument |
September 16, 1986 |
| A vessel occluding instrument for facilitating the surgical treatment of an anatomical vessel. The instrument comprises an elongated body member having top and bottom surfaces, opposed sides, and first and second opposed ends; a length of resilient tape extending from adjacent the first |
| 4608984 |
Self-retracting dilatation catheter |
September 2, 1986 |
| A catheter is provided with a self-retracting inflatable section by forming the section of an inner non-elastic balloon and an outer elastic balloon, the latter being effective to collapse the former when the former is deflated. Further lateral retraction of the inflatable section is eff |
| 4606347 |
Inverted balloon catheter having sealed through lumen |
August 19, 1986 |
| A balloon catheter of the linear eversion type is provided with a sealed through lumen which will pass guide wires and other objects without disturbing the sealed nature of the balloon system. |
| 4564014 |
Variable length dilatation catheter apparatus and method |
January 14, 1986 |
| A dilatation catheter comprising an elongate elastomeric tube having a telescopic sheath received therearound to selectively expose varying lengths of tube or inflation. A wire extending through the tube provides for longitudinal stretching of the tube to reduce it diametrical cross- |
| 4493711 |
Tubular extrusion catheter |
January 15, 1985 |
| A catheter of the evagination type is provided with an inverted-evertable non-elastic tube having a diameter throughout equal to or greater than the catheter body, an axially aligned end opening at the distal end, and a multifold configuration of the distal end to maintain end-sealing du |
| 4483340 |
Dilatation catheter |
November 20, 1984 |
| A dilatation catheter of the type having a balloon element adapted to be retracted by axial twisting following deflation is provided with a pair of concentrically related balloon twisting elements, one of which is adapted to be removed following full wind up of the balloon element so tha |
| 4479497 |
Double lumen dilatation catheter |
October 30, 1984 |
| A dilatation catheter is provided with an elongated balloon element having a distal evertable dilating portion and a connector portion having a radially pleated proximal end. An always-open lumen of the catheter is defined in part by the balloon. |
| 4403612 |
Dilatation method |
September 13, 1983 |
| A dilatation catheter is provided with a double lumen tube and inner and outer inflatable and deflatable balloon elements, one within the other. The inner bag element is twisted for retraction while the outer bag element is inflated. Subsequent deflation of the outer bag element serves |
| 4338942 |
Dilatation catherter apparatus |
July 13, 1982 |
| A dilatation catheter is provided with a double lumen tube and inner and outer inflatable and deflatable balloon elements, one within the other. The inner bag element is twisted for retraction while the outer bag element is inflated. Subsequent deflation of the outer bag element serves |
| 4328811 |
Calibrating dilation catheter |
May 11, 1982 |
| A catheter is provided with an inflatable-deflatable balloon element to radially enlarge a partially occluded artery lumen and the catheter is provided with a calibrator oval to internally gauge the enlarged lumen. |
| 4315512 |
Piston extension balloon dilatation catheter apparatus and method |
February 16, 1982 |
| An elastomeric balloon is secured to one end of a catheter and stretched in order to reduce the balloon cross-section and facilitate its placement within an occluded section of a blood vessel. Stretching of the balloon is achieved by attaching the mouth of the balloon to the distal end o |
| 4292974 |
Dilatation catheter apparatus and method |
October 6, 1981 |
| A dilatation catheter is provided with an inflatable section which in its non-inflated condition may have a diameter several times that of the balance of the catheter. Means are provided to axially twist the inflatable part of the catheter to reduce its diameter in its non-inflated c |
| 4287890 |
Endarterectomy method |
September 8, 1981 |
| Arteriosclerotic material is stripped free from an artery by clamping the artery between a pair of opposed roller elements and moving the roller elements along the length of plaque segment to be removed. A tapered edge is first formed at the leading end of the plaque segment to provide a |
| 4271839 |
Dilation catheter method and apparatus |
June 9, 1981 |
| A balloon catheter wherein the balloon is inverted within the distal end of the catheter for eversion therefrom and extrusion through a partially occluded blood vessel in response to the exertion of internal fluid pressure on the balloon. The catheter is designed to extrude through the |
| 3993076 |
Vessel occluding instrument |
November 23, 1976 |
| An instrument for atraumatic occlusion of small blood vessels, which includes an elongated body member with opposed ends and top and bottom faces and having one end thereof fastened adjacent the center of a length of resilient surgical tape, the other end of the body member being con |
| 3966401 |
Preparing natural tissue for implantation so as to provide improved flexibility |
June 29, 1976 |
| An arrangement for preparing natural tissue in the form of a heart valve, vessel or the like for implantation in which alternately tanning fluid under pressure is applied to a portion of the tissue so as to cause said tissue to assume substantially its natural configuration, and the pres |
