Device and a method for treatment of atrioventricular regurgitation
The object of the invention is to provide a device and a method for treatment of atrioventricular regurgitation that will be applicable to a beating heart. This is accomplished by a device according t... Read More
Inventors: Kimblad, Per Ola;, Assignee: Jomed N.V. (Ulestraten, NL) |
Annular prosthesis for mitral valve
What is claimed is: 1. An annular prosthesis for a mitral valve comprising a posterior half-ring and an anterior half-ring coupled to each other on a first transverse plane at two coupling points, the... Read More
Inventors: Alfieri, Ottavio; Maisano, Francesco; Redaelli, Alberto;, Assignee: Edwards Lifesciences Corporation (Irvine, CA) |
Device for treatment of atrioventricular valve regurgitation
A catheter device suitable for shrinking chordae tendineae of the human heart is provided with an energy conduit (e.g., an optical fiber, electrical conducting cable, or other similar energy transmitt... Read More
Inventors: Loeb, Marvin P.; Crawford, L. Dean; Graham, Randy P.;, Assignee: Trimedyne, Inc. (Irvine, CA) |
Minimally-invasive heart valves and methods of use
The present invention provides an expandable prosthetic heart valve for placement in a host heart valve annulus, comprising an expandable stent system adapted to be delivered in a collapsed state to a... Read More
Inventors: Schreck, Stefan;, Assignee: Edwards Lifesciences Corporation (Irvine, CA) |
System and method to effect mitral valve annulus of a heart
The invention provides an assembly for effecting the condition of a mitral valve annulus of a heart. The assembly includes a mitral valve therapy device that reshapes the mitral valve annulus of the h... Read More
Inventors: Kowalsky, Leonard; Nieminen, Gregory D.; Braxtan, Ryan H.; Mathis, Mark L.;, Assignee: Cardiac Dimensions, Inc. (Kirkland, WA) |
Soft tissue retractor and method for providing surgical access
In a first aspect, the present invention provides a retractor for providing surgical access to a body cavity of a patient through a passage in tissue. The retractor comprises an anchoring frame having... Read More
Inventors: Mueller, Richard L.; Boyd, Stephen W.; Flom, James R.; Mangosong, Lorraine F.; Peters, William S.;, Assignee: Heartport, Inc. (Redwood City, CA) |
Mitral valve annuloplasty ring having a posterior bow
The present invention provides an annuloplasty ring for implantation in a mitral valve annulus that has a pathologic condition such that the posterior aspect thereof droops downward abnormally. The an... Read More
Inventors: McCarthy, Patrick;, Assignee: Edwards Lifesciences Corporation (Irvine, CA) |
Anchor and pull mitral valve device and method
The present invention provides a device for effecting mitral valve annulus geometry of a heart. The device includes a first anchor configured to be positioned within and fixed to the coronary sinus of... Read More
Inventors: Alferness, Clifton A.; Adams, John M.; Mathis, Mark L.; Reuter, David G.;, Assignee: Cardiac Dimensions, Inc. (Kirkland, WA) |
Minimally invasive annuloplasty procedure and apparatus
Methods and apparatus embodying this invention with which the above and other objects can be accomplished are characterized as causing clips of a self-closing type to penetrate the tissue around the a... Read More
Inventors: Nguyen, John D.; Hill, Arthur; Schaller, Laurent;, Assignee: Medtronic, Inc. (Minneapolis, MN) |
Tissue engineered blood vessels and apparatus for their manufacture
The first step in the process of making the TEBV of this invention is to prepare a sheet of fibroblasts. This sheet includes fibroblasts taken from the patient's own body (an autologous graft) or fro... Read More
Inventors: McAllister, Todd N.; L'Heureux, Nicolas;, Assignee: Cytograft Tissue Engineering, Inc. (Novato, CA) |
Centrifugal blood pump with impeller blades forming a spin inducer
With the present invention, a reduction in hemolysis is achieved by positioning a plurality of blades of the impeller adjacent to the spindle which intersects the center and is the axis of rotation of... Read More
Inventors: Hubbard, Lloyd C.; Clausen, Earl W.;, Assignee: Haemonetics Corporation (Braintree, MA) |
Magnetically levitated pump apparatus
Therefore a main object of the present invention is to provide a maglev pump capable of preventing an impeller from impinging against an inner wall of a pump chamber when a command is issued to provid... Read More
Inventors: Ozaki, Takayoshi;, Assignee: NTN Corporation (Osaka, JP); Terumo Kabushiki Kaisha (Tokyo, JP) |
Dirk-based epicardial defibrillation electrode
The present invention provides an epicardial patch electrode which penetrates the epicardium. The electrode comprises a support structure having an elongated conductor to which a plurality of outwardl... Read More
Inventors: Latterell, Scott T.; Kroll, Mark W.; Adams, Theodore P.;, Assignee: Angeion Corporation (Plymouth, MN) |
Compression sleeve
The present invention suggests a novel compression sleeve having overlapping inflatable pressure cells. The sleeve of the present invention has at least a portion thereof made of a first and a second ... Read More
Inventors: Ben-Nun, Asher;, Assignee: Mego Afek Industrial Measuring Instruments (Doar Afek, IL) |
Multiple mode photonic stimulation device
OF THE INVENTION Referring to FIG. 1, the schematic block diagram of the inventive stimulating apparatus is illustrated. Magnetic stimulator coil 2 is coupled in an electrical series connection with ... Read More
Inventors: Yamashiro, Patsy Yukie;, Assignee: |
Magnetic mattress pad
A magnetic mattress pad providing magnetotherapy while a person rests or sleeps is disclosed herein. The magnetic mattress pad comprises alternating magnetic means in the form of a plurality of uni-po... Read More
Inventors: Ardizzone, Vincent;, Assignee: Nu-Magnetics, Inc. (Port Jefferson, NY) |
Methods of and apparatus for treating vascular defects
The present invention provides improved methods and related devices for treating vascular defects. According to one aspect of this invention, various magnetic objects are provided that can be delivere... Read More
Inventors: Garibaldi, Jeffrey M.; Hogg, Bevil J.; Hastings, Roger N.; Ren, Brooke;, Assignee: Stereotaxis, Inc. (St. Louis, MO) |
Catheter system with push rod for advancement of balloon along guidewire
This invention resides in a balloon-tipped catheter system for angioplasty procedures which permits exchange of a balloon without removal of the guidewire and without requiting a guidewire of double o... Read More
Inventors: Kraus, Jeff L.; Horzewski, Michael J.;, Assignee: Danforth Biomedical Incorporated (Santa Clara, CA) |
Catheter with expandable wire mesh tip
Accordingly, a catheter featuring a novel means of lumen expansion at its distal end has been developed. The present invention utilizes an expandable wire mesh tip attached to the distal end of the ca... Read More
Inventors: Laptewicz, Joseph E.; Yurek, Matthew T.; Silvestrini, Thomas A.;, Assignee: Schneider (USA), Inc. (Plymouth, MN) |
Vascular dilatation device and method
I claim: 1. A vascular dilatation device for enlarging a flow passage in an obstruction in a vessel carrying flowing blood comprising a flexible cylindrical dilatation member for placement in the flow... Read More
Inventors: Segal, Jerome;, Assignee: |
Balloon/delivery catheter assembly with adjustable balloon positioning
This invention is a catheter assembly in which a balloon of a balloon catheter is variably positionable along the polymeric delivery shaft of a delivery catheter. The balloon catheter of the assembly ... Read More
Inventors: Sepetka, Ivan; Engelson, Erik T.;, Assignee: Target Therapeutics, Inc. (Fremont, CA) |
Portable drive system for artificial heart
What is claimed is: 1. A portable artificial-heart drive system, comprising: a blood pump to cause blood to flow, said blood pump comprising: a motor portion having a drive shaft to drive an artificia... Read More
Inventors: Mori, Toshio; Yamazaki, Kenji; Higuchi, Koji; Kaneko, Keiichi;, Assignee: Seiko Epson Corporation (Tokyo, JP); Sun Medical Technology Research Corporation (Suwa, JP) |
Cardioplegia balloon cannula
FIG. 1 depicts an embodiment of a cardioplegia occluder 1 for delivering cardioplegia to the aorta during cardiopulmonary bypass where the distal region 2 of the substantially rigid cannula 3 is curv... Read More
Inventors: Tsugita, Ross S.; Maahs, Tracy D.;, Assignee: Embol-X, Inc. (Mountian View, CA) |
Spherical fluid machine with control mechanism
Referring to FIG. 1 of the drawings, the reference numeral 10 generally designates a fluid pump or compressor embodying features of the present invention. The pump 10 is generally similar in construc... Read More
Inventors: Turner, William Frank;, Assignee: Spherical Machines, Inc. (Abilene, TX) |
Apparatus and method for inserting an adjustable implantable genitourinary device
The present invention provides an implantable device and a method for its use in restricting a body lumen. In one embodiment, the body lumen is a urethra, where the implantable device is used to coapt... Read More
Inventors: Burton, John H.; Noddin, Richard A.; Schreiner, Dale L.; Cook, Timothy C.;, Assignee: Uromedica, Inc. (Plymouth, MN) |
Medication delivery device with telescopic piston rod
OF THE INVENTION Initially it may be convenient to define that, the term "distal end" of the housing 1 and of the cartridge 2 is meant to refer to the end carrying the conduit through which the medic... Read More
Inventors: Preuthun, Jan Harald;, Assignee: Novo Nordisk A/S (Bagsvaerd, DK) |
Artificial urinary sphincter
The present invention provides a device for treatment of urinary incontinence in males and females which is a single component, mechanically uncomplicated, and hence less prone to failure. Malfunction... Read More
Inventors: Bakane, Ramesh;, Assignee: |
Self-advancing endoscope
OF THE PREFERRED EMBODIMENT FIG. 1 shows an embodiment of a self advancing endoscope 10 according to the invention. The endoscope 10 comprises an elongated flexible tubular member 12, preferably prod... Read More
Inventors: Borody, Thomas Julius; Stephenson, Peter; Begg, John; Ayre, Peter;, Assignee: |
Protector for electrical submersible pumps
The present invention features a system and method for protecting a motor for a submersible pumping system. A variety of motor protectors are provided for application in variable temperature environme... Read More
Inventors: Du, Michael H.; Lee, Lawrence C.; Arumugam, Arunkumar; Kishino, Ashley C.;, Assignee: Schlumberger Technology Corporation (Sugar Land, TX) |
Heart valves and suture rings therefor
Directed to achieving the foregoing objective and to remedying the problems in the prior art, disclosed herein are novel tissue heart valve constructions and components thereof, and simplified methods... Read More
Inventors: Huynh, Van Le; Nguyen, Than; Lam, Hung Ly; Guo, Xiaoming G.; Kafesjian, Ralph;, Assignee: Edwards Lifesciences Corporation (Irvine, CA) |
Heart Surgery 
