Assignee: Carbomedics, Inc.

Location: Austin, TX
No. of patents: 38

Browse patents
Browse applications

Number	Title	Issue Date
7081133	Antibiotic treated implantable medical devices Pannus-resisting implantable medical devices comprise one or more antimicrobial reservoirs, each such reservoir incorporating antimicrobial substances in predetermined distributions for timed release in vivo. Predetermined distributions of antimicrobial substances i...	07/25/2006
6797000	Tri-composite, full root, stentless valve A bioprosthetic heart valve is disclosed. In a first aspect of the invention, a prosthetic heart valve comprises three mammalian heart valve leaflets, each valve leaflet including a full root length of tissue, the valve leaflets being affixed to one another to defin...	09/28/2004
6777029	Method for determining product coating rates for fluidized beds The present invention is generally directed to a method of controlling a pyrolytic carbon deposition coating process performed in a fluidized bed. In one illustrative embodiment, the method comprises positioning a product to be coated in the fluidized bed, determini...	08/17/2004
6764509	Prosthetic heart valve with surface modification Biocompatible prostheses, specifically, biocompatible heart valves, are described having incorporated therein an effective amount of coating applied thereto to render the valve resistant to in vivo pathologic thrombus formation and in vivo pathologic mineralization....	07/20/2004
6716244	Sewing cuff assembly for heart valves The present invention provides a prosthetic valve and a sewing cuff assembly for attaching the prosthetic valve in a patient's heart. The suture cuff generally includes at least one lock ring and sewing cuff material disposed at least partially around the lock ring....	04/06/2004
6689163	Annuloplasty ring holder The invention, in a first aspect, is an apparatus for holding a flexible annuloplasty ring during implantation. The apparatus has a top piece including a bottom surface sized to engage substantially all of the inner diameter of the annuloplasty ring and f...	02/10/2004
6666885	Heart valve leaflet A heart valve is disclosed which includes a valve body and a plurality of flexible leaflets coupled to the valve body. The plurality of leaflets can have an open position and a closed position. Each of the plurality of leaflets can comprise a belly when t...	12/23/2003
6638303	Heart valve prosthesis A heart valve prosthesis includes an annular body that has a fluid passageway and at least one rigid leaflet that is pivotally mounted in the passageway of the body. The leaflet is movable between a closed position wherein the fluid passageway is substant...	10/28/2003
6635085	Heart valve stent with alignment posts A stent includes a stent member having a plurality of post members formed therein. Each post member is connected to an adjacent post member by an interconnecting portion. A plurality of leg members extend from the stent member. The stent may be molded wit...	10/21/2003
6613086	Altering heart valve leaflet attachment geometry to influence the location and magnitude of maximum loaded stress on the leaflet A tri-leaflet prosthetic cardiac valve with leaflets having an analytic shape in a selected position. The leaflets are connected to a valve body at attachment curves. The shape of the leaflet is selected from a set of geometries that can be represented ma...	09/02/2003
6596471	Method of cross-linking tissue with a bis-maleimide compound Herein is disclosed a method of cross-linking a tissue, comprising treating the tissue under effective cross-linking conditions with a diunsaturated organic compound comprising structure I: ##STR1## wherein R, R', and R" are each independently an organic ...	07/22/2003
6596024	Polymeric heart valve fabricated from polyurethane/polysiliconeurethane blends Biocompatible prostheses, specifically, biocompatible heart valves, are described which comprise a blend of a polyurethane (PU) and a polysiliconeurethane (PSU). Preferably, the polyurethane is a polyetherurethane (PEU). More preferably, it is a polyether...	07/22/2003
6350732	Method for extracting lipids from tissue samples using high osmolality storage medium and product A method extracting lipids from tissue samples, particularly collagenous tissue samples for use in preserving the tissue samples, is disclosed. The product of the method of extracting the lipids is also disclosed. Extraction is accomplished by immersing t...	02/26/2002
5531094	Apparatus for testing prosthetic heart valve hinge mechanism An apparatus for proof testing mechanical heart valve prostheses. The apparatus also provides an in vitro test environment simulating in vivo loads, providing a function test. If the heart valve passes the pivot proof test, a function test is performed. T...	07/02/1996
5443502	Rotatable heart valve holder A hinged heart valve holder and suturing method whereby the heart valve holder can be secured within a mechanical heart using a single suture. This suture operates both to secure the hinged heart valve holder within the annulus of the heart valve and to p...	08/22/1995
5437287	Sterilization of tissue implants using iodine The present invention provides an iodine-based solution, and a method of using that solution, which sterilizes tissue implants without denaturing the proteins in the implant and without inducing calcification of the implant in vivo. Preferably, the tissue...	08/01/1995
5397346	Prosthetic heart valve with sewing ring A prosthetic mechanical heart valve with a suture ring and stiffening ring combination which minimizes the radial thickness of the sewing ring. The valve comprises an annular stiffening ring captured between .upper and lower rings which are sewed into a k...	03/14/1995
5397348	Mechanical heart valve with compressible stiffening ring A prosthetic mechanical heart valve with an annular valve body and with a suture ring and stiffening ring combination wherein the stiffening ring is compressible before contacting a wall of the valve body. The inside diameter of the stiffening ring is con...	03/14/1995
5360014	Sizing apparatus for heart valve with supra annular suture ring A sizing apparatus for a supra-annular heart valve comprising a sizing probe mounted on a bendable shaft. The sizing probe comprises a cylindrical body with a proximal surrounding lip, the body and lip having a combined height equivalent to a similar heig...	11/01/1994
5207707	Tri-leaflet all carbon heart valve A tri-leaflet heart valve wherein the leaflets have supporting ears adapted to slide in curved tracks provided in an annular body. The leaflets ears are further supported and guided by conical-segment surfaces adjacent the curved grooves. A common stop be...	05/04/1993
5192313	Heart valve prosthesis with improved bi-leaflet pivot design A bi-leaflet heart valve having an annular body and a pair of leaflets. The leaflets pivot around improved ears, whose motion is constrained by generally triangular recesses. The triangular recesses have a pivotal vertex in proximity to a centerline of th...	03/09/1993
5178631	Bi-leaflet heart valve prosthesis with shared pivot recess A bi-leaflet heart valve having pivot ears comprising frusto-conical segments, located substantially at a diametral edge of leaflet occluders of the valve. Pivots on adjacent edges of both occluders share a common recess in an annular body of the valve....	01/12/1993
5147391	Bioprosthetic heart valve with semi-permeable commissure posts and deformable leaflets A bioprosthetic heart valve comprising leaflets with free edges which do not impinge on adjacent leaflets when the leaflets are closed before being implanted and subject to body fluids and cardiac pressure cycles. Commissures supporting the leaflets have ...	09/15/1992
5147390	Heart valve prosthesis with improved bi-leaflet pivot design A bi-leaflet heart valve having an annular body and a pair of leaflets. The leaflets pivot around improved ears, whose motion is constrained by generally triangular recesses. The triangular recesses have a pivotal vertex in proximity to a centerline of th...	09/15/1992
5123919	Combined prosthetic aortic heart valve and vascular graft A combined mechanical heart valve and vascular graft having a shortened transition area between the valve and the graft. The mechanical valve comprises a rigid circular annulus supporting internal leaflets. A stiffening ring surrounds the annulus and prov...	06/23/1992
5071431	Suture rings for heart valves and method of securing suture rings to heart valves A suture ring for a mechanical heart valve comprised of essentially three parts: a stiffening ring which fits over an outer surface of the heart valve; a knit fabric sewing cuff attached to the stiffening ring, and a locking ring for securing the stiffeni...	12/10/1991
4888010	Heart valve prosthesis with improved recess design A heart valve prosthesis having an annular valve body, a pair of leaflet occluders mounted therein for pivoting and translational movement between closed and open positions. The leaflet occluders have mating diametrical edges and arcuate edges which engag...	12/19/1989
4863458	Heart valve prosthesis having configured leaflets and mounting ears A heart valve prosthesis having an annular valve body, a pair of leaflet occluders mounted therein for pivoting and translational movement between closed and open positions. Leaflet occluders have mating diametrical edges and arcuate edges which engage th...	09/05/1989
4863467	Heart valve prosthesis with leaflets varying in thickness and having spherical ears A heart valve prosthesis having an annular valve body, a pair of leaflet occluders mounted therein for pivoting and translational movement between closed and open positions. The leaflet occluders have mating diametrical edges and arcuate edges which engag...	09/05/1989
4822353	Heart valve Improved versions of heart valve prostheses include the usual generally annular body having an interior surface defining a blood flow passageway and having one or two occluders supported thereon for alternately blocking and then allowing the flow of blood...	04/18/1989
4648391	Stabilizer for percutaneous medical devices A protective stabilizer cap for use with a percutaneous device. The cap includes an annulate band carrying an ahesive for cutaneous contact in juxtaposition with the percutaneous device so that relative motion is between the percutaneous device and the sk...	03/10/1987
4639247	Percutaneous access device A percutaneous access device having at least one substantially rectilinear passageway that extends between the internal region of a living body and the region exterior of the body when the device is anchored therein. A second passageway intersects with th...	01/27/1987
4594270	Bed sampler for a high-temperature fluidized bed Fluidized bed apparatus for use in applying a coating, having a relatively lesser density to particles, having relatively greater densities, by causing passage of a gaseous atmosphere through a bed of the particles. The apparatus includes an enclosure for...	06/10/1986
4546012	Level control for a fluidized bed Fluidized bed apparatus for use in applying a coating, having a relatively lesser density, to particles, having relatively greater densities by causing passage of a gaseous atmosphere through a bed of the particles. The apparatus includes an enclosure hol...	10/08/1985
4474556	Dental implant In a dental prosthesis having a post stem, a neck and a head, the stem has a terminal segment at the end opposite the head and an intermediate segment with an uneven surface between the terminal portion and the head. The radial extremities of the uneven s...	10/02/1984
4421507	Plug-type fluid access devices Access to internal regions of a living body is achieved by a device, a movable plug and an adaptor. An access tube insertable in a living body is appropriately anchored within the body. The access tube extends above the skin and provides a first passagewa...	12/20/1983
4349498	Radio-opaque markers for pyrolytic carbon prosthetic members Methods are provided for fully encasing radio-opaque markers in pyrocarbon prosthetic members. Inserts having a pyrolytic carbon portion joined to a radio-opaque marker are affixed to a mandrel surface so that the marker extends thereabove. Pyrocarbon suf...	09/14/1982
4272854	Bi-leaflet heart valve A heart valve prosthesis having an annular valve body defining a central passageway which is closed by a pair of pivoting leaflets. Projections extending laterally from each of the leaflets are received in socket means provided at generally diametrically ...	06/16/1981

PatentStorm

Bizarre Patents

PatentStorm News

Assignee: Carbomedics, Inc.