| Patent Number |
Title Of Patent |
Date Issued |
| D318113 |
Periodontal analyzer |
July 9, 1991 |
|
| 7155291 |
Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer |
December 26, 2006 |
| Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer system that transfers energy from one side of a physical boundary to another side of the boundary. In one example, a power supply and a primary winding are located on a first side of a phy |
| 7126310 |
Apparatus and method for balanced charging of a multiple-cell battery pack |
October 24, 2006 |
| An apparatus and method for charging a multiple-cell battery pack provides a balanced charge to each cell in a series by providing a cell charge monitor/regulator for (1) monitoring the charge (potential, for example) of each cell and, when a state is attained, defining a maximum cell |
| 7062331 |
Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer |
June 13, 2006 |
| Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer system that transfers energy from one side of a physical boundary to another side of he boundary. In one example, a power supply and a primary winding are located on a first side of a physical |
| 6846296 |
Apparatus and method for detachably securing a device to a natural heart |
January 25, 2005 |
| Methods and apparatus are disclosed for attaching cardiac devices onto a natural heart by employing arrays of gripping elements, such as hooks or barbs. The gripping elements are designed to penetrate and lodge themselves in the epicardial tissue in order to secure the device to at l |
| 6626821 |
Flow-balanced cardiac wrap |
September 30, 2003 |
| A flow-balanced cardiac wrap that assists the right and left ventricles of an affected heart to differing, and adjustable degrees is provided. The wrap generally applies an assist to the left ventricle that is greater than that applied to the right, or that reduces blood output from the |
| 6616596 |
Cardiac assistance systems having multiple layers of inflatable elements |
September 9, 2003 |
| A unified, non-blood contacting, implantable heart assist system surrounds the natural heart and provides circumferential contraction in synchrony with the heart's natural contractions. The pumping unit is composed of adjacent tube pairs arranged along a bias with respect to the axis of |
| 6602182 |
Cardiac assistance systems having multiple fluid plenums |
August 5, 2003 |
| A unified, non-blood contacting, implantable heart assist system surrounds the natural heart and provides circumferential contraction in synchrony with the heart's natural contractions. The pumping unit is composed of adjacent tube pairs arranged along a bias with respect to the axis of |
| 6572534 |
System and method for implanting a cardiac wrap |
June 3, 2003 |
| A system and method for implanting a wrap on a patient's heart or other organ provides a wrap having finger-engagement members typically defining loops that encompass all or a substantial portion of the fingers of a surgeon's treatment hand. The loops retain the fingers to the wrap durin |
| 6547716 |
Passive cardiac restraint systems having multiple layers of inflatable elements |
April 15, 2003 |
| A non-blood contacting, implantable heart assist system surrounds the natural heart and provides resistance to cardiac hypertrophy. The restraint system is composed of adjacent tube pairs arranged along a bias with respect to the axis of the heart and bound in a non-distensible sheat |
| 6540659 |
Cardiac assistance systems having bi-directional pumping elements |
April 1, 2003 |
| A unified, non-blood contacting, implantable heart assist system surrounds the natural heart and provides circumferential contraction in synchrony with the heart's natural contractions. The pumping unit is composed of adjacent tube pairs arranged along a bias with respect to the axis of |
| 6540658 |
Left-right flow control algorithm in a two chamber cardiac prosthesis |
April 1, 2003 |
| A biventricular cardiac prosthesis has a flow balance control system to balance blood flow through the left and right sides of the prosthesis to maintain a patient's left atrial pressure within physiologic bounds. The prosthesis can be configured to have flow characteristics so that a si |
| 6533724 |
Decision analysis system and method for evaluating patient candidacy for a therapeutic procedure |
March 18, 2003 |
| A decision analysis method for evaluating patient candidacy for a therapeutic procedure is provided. The method includes predicting, in accordance with a predetermined quantitative predicative scoring system, the probability of an adverse effect on such patient absent such procedure |
| 6527698 |
Active left-right flow control in a two chamber cardiac prosthesis |
March 4, 2003 |
| A biventricular cardiac prosthesis has a flow balance control system to balance blood flow through the left and right sides of the prosthesis to maintain a patient's left atrial pressure within physiologic bounds. The prosthesis can be configured to have flow characteristics so that a si |
| 6508756 |
Passive cardiac assistance device |
January 21, 2003 |
| Artificial implantable active and passive girdles include a heart assist system with an artificial myocardium employing a number of flexible, non-distensible tubes with the walls along their long axes connected in series to form a cuff and a passive girdle is wrapped around a heart m |
| 6496733 |
Transcutaneous energy transfer device with magnetic field protected components in secondary coil |
December 17, 2002 |
| The invention provides a transcutaneous energy transfer device having an external primary coil and an implanted secondary coil inductively coupled to the primary coil, electronic components subcutaneously mounted within the secondary coil and a mechanism which reduces inductive heating o |
| 6445956 |
Implantable medical device |
September 3, 2002 |
| A medical device for implantation and a TET system which includes the device as a component are provided. The device is designed so that it does not substantially restrict blood flow in the tissue surrounding the implanted device, thereby minimizing the risk of ischemia and necrosis. |
| 6442434 |
Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer |
August 27, 2002 |
| Methods and apparatus for providing a sufficiently stable power to a load in an energy transfer system that transfers energy from one side of a physical boundary to another side of the boundary. In one example, a power supply and a primary winding are located on a first side of a physica |
| 6400991 |
Electromagnetic field source method with detection of position of secondary coil in relation to |
June 4, 2002 |
| An electromagnetic field source (EFS) for providing electromagnetic energy to a secondary coil, including two or more primary coils that each carry a time-varying current to produce an electromagnetic field, and a controller that selectively provides current to one or more primary coils |
| 6389318 |
Magnetic shield for primary coil of transcutaneous energy transfer device |
May 14, 2002 |
| A transcutaneous energy transfer device is provided which has a magnetic shield covering the primary winding of the device to reduce sensitivity of the device to conducting objects in the vicinity of the coils and to increase the percentage of magnetic field generated by the primary coil |
| 6366817 |
Electromagnetic field source device with detection of position of secondary coil in relation to |
April 2, 2002 |
| An electromagnetic field source (EFS) for providing electromagnetic energy to a secondary coil, including two or more primary coils that each carry a time-varying current to produce an electromagnetic field, and a controller that selectively provides current to one or more primary coils |
| 6324431 |
Transcutaneous energy transfer device with magnetic field protected components in secondary coil |
November 27, 2001 |
| The invention provides a transcutaneous energy transfer device having an external primary coil and an implanted secondary coil inductively coupled to the primary coil, electronic components subcutaneously mounted within the secondary coil and a mechanism which reduces inductive heating o |
| 6324430 |
Magnetic shield for primary coil of transcutaneous energy transfer device |
November 27, 2001 |
| A transcutaneous energy transfer device is provided which has a magnetic shield covering the primary winding of the device to reduce sensitivity of the device to conducting objects in the vicinity of the coils and to increase the percentage of magnetic field generated by the primary coil |
| 6319231 |
Medical connector |
November 20, 2001 |
| A medical connector for connecting a cardiac assist device to vascular tissue includes a base connector adapted to be attached to the cardiac assist device and a vascular tissue connector adapted to be attached to the vascular tissue. A retaining ring holds the base connector to the |
| 6314322 |
System and method for treating dilated cardiomyopathy using end diastolic volume (EDV) sensing |
November 6, 2001 |
| A system for controlling end diastolic volume of the heart is disclosed. The system includes an EDV sensor constructed and arranged to measure a parameter related to the end diastolic volume of the heart, and a heart stimulator, responsive to the EDV sensor, constructed and arranged to |
| 6228023 |
Tissue pick and method for use in minimally invasive surgical procedures |
May 8, 2001 |
| A tissue pick for use during minimally invasive surgeries includes a tissue grasping member disposed at the end of the tissue pick. The tissue grasping member may be rotated, articulated at an angle, axially displaced or otherwise manipulated by controlling the opposite end of the tissue |
| 6224540 |
Passive girdle for heart ventricle for therapeutic aid to patients having ventricular dilatation |
May 1, 2001 |
| A passive girdle is wrapped around a heart muscle which has dilatation of a ventricle to conform to the size and shape of the heart and to constrain the dilatation during diastole. The girdle is formed of a material and structure that does not expand away from the heart but may, over an |
| 6212430 |
Electromagnetic field source with detection of position of secondary coil in relation to multipl |
April 3, 2001 |
| An electromagnetic field source (EFS) for providing electromagnetic energy to a secondary coil, including two or more primary coils that each carry a time-varying current to produce an electromagnetic field, and a controller that selectively provides current to one or more primary coils |
| 6210318 |
Stented balloon pump system and method for using same |
April 3, 2001 |
| A balloon pump system including catheter-mounted pumping balloon configured to be positioned within a desired body passageway to pump a fluid through the body passageway. A stent is percutaneously deployed within the body passageway. The pumping balloon is percutaneously deployed within |
| 6117130 |
Coring device for myocardial revascularization |
September 12, 2000 |
| Devices are disclosed for performing transmyocardial revascularization (TMR), percutaneous revascularization and other thermal tissue therapies. The invention utilizes a coring needle with an associated heating element to core out tissue to form a channel in the myocardium, and concurren |
| 5180378 |
Laser surgery system |
January 19, 1993 |
| A multi-wavelength surgical laser apparatus of improved construction employs a fluid-filled stimulated Raman scattering cell in an optical feedback path of a pump laser having a power in a range suitable for surgery, and drives the Raman cell at a high repetition rate in a manner to |
| 5116305 |
Curved intra aortic balloon with non-folding inflated balloon membrane |
May 26, 1992 |
| An intra aortic balloon pumping device comprises a pumping balloon, an attached inflation catheter, a supporting member which is disposed within and extends from the catheter into the balloon. The balloon membrane of the invention resists the formation of membrane folds in the tail secti |
| 5090957 |
Intraaortic balloon insertion |
February 25, 1992 |
| A mechanism stretches and slightly twists an intraaortic balloon to a stretched and wrapped state prior to insertion or removal. One embodiment includes a member which extends through a catheter from the handle to the balloon, and which advances to extend the balloon while slightly twist |
| 5045051 |
Leak detector |
September 3, 1991 |
| A system for detecting leakage in a device having a fluid-driven membrane inserted in the body, for example, a balloon pump, includes a fluid drive circuit with a moisture remover having a capacity just sufficient to remove water vapor entering the circuit due to intrinsic permeability o |
| 4962765 |
Diagnostic temperature probe |
October 16, 1990 |
| A periodontal probe has a probe finger extending from a handle to an L-shaped distal end which includes a tip adapted for insertion into a periodontal pocket and formed of a thermally insulative material. A temperature sensing element is mounted at the extreme end of the tip. Conduct |
| 4930674 |
Surgical stapler |
June 5, 1990 |
| A stapler for the anastomosis of blood vessels includes a vessel gripping structure, and an outwardly directed anvil head structure, and a stapler head structure adjustably positioned opposite each other. A first vessel is everted to form a cuff over one head structure, and the cuff is |
| 4888011 |
Artificial heart |
December 19, 1989 |
| An artificial heart system employing left and right pumping chambers each divided by a membrane into a blood pumping chamber and a hydraulic pumping chamber and a hydraulic pumping system for alternately pumping hydraulic fluid from said left hydraulic chamber toward said right hydraulic |
| 4888009 |
Prosthetic heart valve |
December 19, 1989 |
| A prosthetic heart valve comprises a suture ring supporting a stent which surrounds a conduit bearing a plurality of flexible valve leaflets. The conduit extends beyond the end of the suture ring. |
| 4832599 |
Periodontal probe |
May 23, 1989 |
| A periodontal probe has a probe finger extending from a handle to an L-shaped distal end which includes a probe stem portion adapted for insertion into a periodontal pocket and formed of a thermally insulative material. A temperature sensing element is mounted at the extreme end of t |
| 4802650 |
Intravenous drug mixing and flow device |
February 7, 1989 |
| A set for the passive infusion of one or more medications at a determined rate includes a fluid supply tube having first and second branched flow paths with first and second rate-defining flow restrictors. An injection port upstream of the first flow restrictor permits injection of a dru |
