Calcification-resistant biomaterials
Bioprostheses of the invention are constructed from biocompatible material that have bound structures that store calcification inhibiting agents. The slow release of these agents from the storage str... Read More
Inventors: Ogle, Matthew F.; Schroeder, Richard F.;, Assignee: St. Jude Medical, Inc. (St. Paul, MN) |
Method and apparatus for the treatment of cancer
In one aspect, the present invention provides an apparatus for decreasing the proliferation rate of cancer cells in the presence of a chemotherapeutic agent. That is, the conventional reduction in the... Read More
Inventors: Liboff, Abraham R.; McLeod, Bruce R.; Smith, Stephen D.;, Assignee: Life Resonances, Inc. (Bozeman, MT) |
Tampon construction
The present invention accomplishes the above-stated objectives as well as others, which comprises an improved tampon construction and method for making the same. A rectangularly-shaped piece of absorb... Read More
Inventors: Glassman, Jacob A.;, Assignee: |
Manually actuated hydraulic sphincter
The present inventor recognized the above-mentioned problems and has invented a manually actuated hydraulic sphincter which automatically increases sphincter pressure with increasing bladder pressure.... Read More
Inventors: Fischell, Robert E.;, Assignee: The Johns Hopkins University (Baltimore, MD) |
Magnetic bladder cycler and use method
A bladder drainage wafer valve member is magnetically attracted towards a valve-port wall. Head pressure of urine in a bladder and in a drainage tube from the bladder to the valve where it is position... Read More
Inventors: Flinchbaugh, David E.;, Assignee: Medical Inventor's Corp. (Orlando, FL) |
Magnetic bladder cycler
A bladder drainage wafer valve member is magnetically attracted towards a valve-port wall. Head pressure of urine in a bladder and in a drainage tube from the bladder to the valve where it is position... Read More
Inventors: Flinchbaugh, David E.;, Assignee: |
Body fluid flow control valve and method
In the drawings, apparatus 10 is provided to be inserted or implanted in a body fluid flow duct 11, internally in the body (such as a human body). Such a duct may comprise the urethra (see FIG. 8) to... Read More
Inventors: Wheeler, Douglas E.;, Assignee: |
Blood contact surfaces employing natural subendothelial matrix and methods for making and using the same
OF THE INVENTION The present invention is directed to improved blood contact surfaces, such as those used in artificial blood vessels and other blood contact appliances. By way of introduction, FIGS.... Read More
Inventors: Bruchman, William Carl; Switzer, Anita Jean;, Assignee: W. L. Gore & Associates, Inc. (Newark, DE) |
Subconjunctival implants for ocular drug delivery
A system for providing controlled release of an active agent in an eye, in accordance with the present invention, generally includes a device having means defining a shape thereof for enabling placeme... Read More
Inventors: Gwon, Arlene E.; Meadows, David;, Assignee: Allergan, Inc. (Irvine, CA) |
Stroke control assembly for a variable displacement compressor
OF THE INVENTION Reference is made to the drawing and in particular to FIGS. 1 and 2 wherein is shown a variable displacement socket plate compressor 10 including an improved piston stroke control as... Read More
Inventors: Ebbing, David M.; Swadner, Robert L.; Puterbaugh, Jerome E.;, Assignee: General Motors Corporation (Detroit, MI) |
Diaphragm pump, particularly for the generation of vacuum
What is claimed as new and desired to be protected by Letters Patent is set forth in the appended claims: 1. A diaphram pump, particularly a vacuum pump, comprising a rigid wall having an inner surfac... Read More
Inventors: Becker, Erich;, Assignee: |
Injection device for the ON-LINE wet cleaning of compressors
Accordingly, one object of the invention is to provide a novel device of the type mentioned at the beginning which on the one hand is adjustable in spray output and spray direction and on the other ha... Read More
Inventors: Kolev, Sejko; Robben, Rudolf;, Assignee: Turbotect Ag (Baden, CH) |
Centrifuge tube adapter
The present invention relates to an adapter having an axis therethrough for supporting a centrifuge tube within a cavity in a centrifuge rotor. The cavity itself has an axis therethrough. The axis of ... Read More
Inventors: Romanauskas, William A.; Sheeran, Jr., Edward T.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Stentless heart valve surgical support device
According to the present invention, a holding device for stentless valves is provided that allows accurate and easy positioning of the valve and facilitates suturing by adding rigidity to the valve st... Read More
Inventors: Menkis, Alan; Scott, Michael; Vesely, Ivan;, Assignee: London Health Sciences Centre (London, CA) |
Techniques for controlling osteoporosis using non-invasive magnetic fields
In one aspect, the present invention provides an apparatus for controlling osteoporosis. The inventive method and apparatus can be used to prevent the onset of osteoporosis, delay the progression of o... Read More
Inventors: Liboff, Abraham R.; McLeod, Bruce R.; Smith, Stephen D.;, Assignee: Life Resonances, Inc. (Bozeman, MT) |
Method for producing a balloon type catheter having a smooth continuous outer surface
In a preferred embodiment of the present invention, to be described below in detail, the method for producing an inflatable balloon catheter comprises a series of steps for forming the catheter shaft ... Read More
Inventors: Panagrossi, Ahmed;, Assignee: Quantum, Inc. (Wallingford, CT) |
Adaptor for drug delivery
The present invention provides an improved drug delivery system. The system facilitates the reconstitution and intravenous administration of a beneficial agent. Generally, pursuant to the present inve... Read More
Inventors: Wong, Joseph; Wood, Ray W.; McShane, James;, Assignee: Baxter International Inc. (Deerfield, IL) |
Pump and motor unit with inducer at one end and centrifugal impeller at opposite end of the motor
I claim as my invention: 1. A pump and motor unit with an inlet at one end and an outlet at the opposite end which comprises an axial flow inducer impeller in said inlet of the unit, a centrifugal imp... Read More
Inventors: Carter, James Coolidge;, Assignee: |
Blood pump
An object of the present invention is to provide a blood pump comprising an actuator having advantages of improved input-energy conversion efficiency, superior controllability, freedom from noise, hig... Read More
Inventors: Miyata, Shinichi;, Assignee: Nippon Zeon Co., Ltd. (Tokyo, JP) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Miniaturized source of ionizing radiation and method of delivering same
The present invention provides an adequate solution to these problems. It has now been ascertained that the principle of field emission and thermionic emission is possible for use in medical procedure... Read More
Inventors: Smith, Leif; Ribbing, Carolina;, Assignee: Radi Medical Technologies AB (Uppsala, SE) |
Apparatus for cutting and stacking a multi-form web
An object of the present invention is a high speed rotary cutter for a web-like material which can selectively assume an operative or idle modes, thereby being capable to perform a variety of cutting ... Read More
Inventors: Beckwith, Glenn;, Assignee: RDP Marathon Inc. (Laval, CA) |
Sleeve valve with integral control chamber
I claim: 1. A sleeve valve comprising a generally circular elastomer sleeve folded onto itself to define an annulus, said sleeve having two peripheral ends, said ends being fixedly held in at least pa... Read More
Inventors: Weingarten, Zvi;, Assignee: Bermad Kibbutz Evron (Evron, IL) |
Correlator based electromagnetic interference responsive control system useful in medical devices
In accordance with the present invention, an implantable medical device is provided which includes a correlator for receiving (a) a biomedical signal that may include an EMI component and (b) an EMI s... Read More
Inventors: Meltzer, Mark J.;, Assignee: Ventritex, Inc. (Sunnyvale, CA) |
Intraocular implant having coating layer
An object of the present invention is to eliminate the disadvantages as stated above, to provide an intraocular implant having a good adhesion between the lens substrate and coating layer and also hav... Read More
Inventors: Okamura, Moriyuki; Nakajima, Ikuo; Nishiguchi, Toshiji;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Partially implantable hearing aid device
The present invention provides a new and novel semi-implantable hearing device which overcomes the drawbacks of prior art devices, achieves the aforesaid advantages, and minimizes the risk factors int... Read More
Inventors: Maniglia, Anthony J.;, Assignee: |
Process of implanting a prosthetic sheet repair material
This invention relates to a surgical instrument for use in implanting prosthetic sheet repair materials for the repair of defective body membranes or wall structures via incisions of reduced length. T... Read More
Inventors: Jansen, David W.; O'Hara, Thomas M.;, Assignee: W. L. Gore & Associates, Inc. (Newark, DE) |
Holder for a vein segment and method of removing cells from a vein segment
What is claimed is: 1. A holder for a vein segment comprising a base having a pair of end walls defining a laterally accessible recessed chamber for receiving a vein segment; a closure element mounted... Read More
Inventors: Muller, Werner; Hensel, Marie-Claude; Huber, August;, Assignee: Sulzer Brothers Limited (Winterthur, CH) |
Method and apparatus for the treatment of cancer
In one aspect, the present invention provides an apparatus for decreasing the proliferation rate of cancer cells in the presence of a chemotherapeutic agent. That is, the conventional reduction in the... Read More
Inventors: Liboff, Abraham R.; McLeod, Bruce R.; Smith, Stephen D.;, Assignee: Life Resonances (Bozeman, MT) |
Aerostatic bearing
According to the present invention a spinning turbine of an open end spinning unit is journalled in a combined aerostatic axial and radial bearing comprising a cylindrically hollow housing surrounding... Read More
Inventors: Victor, Hans R.; Schmidt, Jurgen;, Assignee: SKF Kugellagerfabriken (Schweinfurt, DT) |
Heart Surgery 
