Mechanical heart valve packaged in a liquid
OwnerChandrashekhar Prabhakar Pathak, Joseph Andrew Chinninventors
Life of this patent
Estimating the term…
Abstract
A mechanical heart valve and packaging wherein the mechanical valve is surrounded by a liquid. In one embodiment, a glutaraldehyde solution is used. In another embodiment, organic solvents are used. The liquid will not cause a particulate to form during storage. In addition, the liquid will not produce harmful changes in the polymeric sewing ring, for example. That is, the liquid does not cause degradation of the polymeric materials comprising the heart valve, nor does it cause swelling of such materials, nor the dissolution of polymeric materials.
Claims19
A combination of a mechanical heart valve and packaging comprising
- a mechanical heart valve having
- an annular valve body having an inside surface and an outside surface,
- a leaflet occluder coupled to said valve body, and
- a sewing ring attached to said outside surface of said annular valve body,
- a sealed container, said mechanical heart valve being disposed within in said container, and
- a liquid disposed within said container, said mechanical heart valve being immersed in said solution.
A combination of an implantable medical device and packaging comprising an implantable medical device having no tissue components and further comprising
- a polymeric fabric element configured to contact tissue of a patient in whom the device is to be implanted, and
- a sealed container, said device being placed in said container, and
- an anti-microbial solution in said container, said device being in contact with said solution.
Dependencies are inferred from the claim text.