Matches 1 - 20 out of 20


Match Document Document Title
6723123 Prosthetic heart valve  
A multi-leaflet cardiovascular valve having a generally annular valve body (1) and at least two leaflets (4, 5) mounted within the valve body such that the leaflets rotate around a central axis...
6432135 Torsion heart valve  
A rigid leaflet blood check valve uses a torsion wire suspension to suspend the leaflet. The leaflet is non-contacting with the housing. Complete washout of all valve parts in blood contact...
6004351 Prosthetic knee joint  
A prosthetic knee joint enabling high-angle flexion includes the following members (a)-(c). (a) a femoral component which is adapted to be secured to a distal femur, consists of implant metal, has...
5607469 Bi-leaflet prosthetic heart valve  
A bi-leaflet prosthetic heart valve including a substantially circular valve ring having an inner circumference defining a flow channel for blood flow. An axle secured to the valve ring. The axle...
5078739 Bileaflet heart valve with external leaflets  
An improved heart valve prosthesis (20) suited for replacement of any of the four valves in the heart. The invention includes a generally annular orifice ring (22) having a fluid flow bore with a...
4908028 Valve incorporating at least one rocking flap with respect to elastic pivots  
A valve incorporating at least one rocking flap which is fixedly mounted to at least one elongated elastic element whose ends project outwardly with respect to the flap and are fixedly secured to...
4878909 High efficiency cardiac valve  
The cardiac valve comprises an annular body, at one end of which there are pivoted valve members, adapted to operate as a closing element, the annular body consisting of an outer ring member and...
4822354 Mechanical valvular prothesis for use in cardiac surgery  
The mechanical valvular prothesis for use in cardiac surgery proposed by the invention is constituted by a ring with a concave-convex swinging ring mounted in the contour thereof. The ring is...
4484365 Flap-type prosthetic heart valve  
A prosthetic cardiac valve comprises a collar adapted to be secured in a blood-flow passage, a pair of pivots in the collar extending generally parallel to each other and spaced apart...
RE31040 Heart valve prosthesis  
A heart valve prosthesis having an annular base carrying two pivoting valving members for use in a heart to control the flow of blood. The valving members are pivotally mounted on the annular base...
4274437 Heart valve  
A heart valve prosthesis has an annular valve body and two curved leaflets which are pivotally mounted for movement between open and closed positions. A 360° groove is provided in the interior...
4114202 Prosthetic valve assembly for use in cardiovascular surgery  
Cardiovascular malfunction is corrected by implantation through open-heart surgery of a prosthetic valve assembly in which a specially formed valve retainer ring, designed to be secured within a...
3974854 Valve particularly adapted for utilization in controlling the flow of blood  
A permanently implantable artificial heart utilizing a pulsatile magneto-motive pump consisting of a pump chamber, which has two cobalt rare-earth permanent magnets spaced apart relative to one...
3938197 Central flow prosthetic cardiac valve  
A central flow prosthetic cardiac valve for disposition in the heart and the aorta for controlling the pulsatile flow of blood into and from the heart, having a plurality of valve flaps for...
3926215 Fluid control valves  
A fluid control valve suited to use as a prosthetic heart valve, has an annular seat member, and a disc, shaped in plan view to correspond with the radially inner portion of a transverse section...
3689942 PROSTHETIC HEART VALVE  
A prosthetic heart valve consisting of a cylindrical housing having a substantially rectangular opening therein and a plurality of triangular flaps pivotally secured to the housing within the...
3448465 PIVOTED BUTTERFLY TYPE HEART VALVE  
3370305 Heart valve with magnetic hinge means  
3312237 Bicuspid heart valve  
2877792 Surge or back flow valve  

Matches 1 - 20 out of 20