Heart valve holder
First Claim
Patent Images
1. A device for holding a natural tissue heart valve stent assembly comprisingan outer case comprising an open-ended cylinder having integral internal valve supporting means;
- a valve support ring insertable within said outer case to rest on said internal supporting means and adapted to grasp the valve stent around the outer periphery thereof; and
a retainer securable to said outer case with said valve support ring contained between said retainer and said internal valve supporting means of said case.
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Accused Products
Abstract
A device for retaining a natural tissue heart valve and stent assembly during storage and transportation prior to implantation of the valve. The device consists of an open-ended, cylindrical valve case having an internal support for a valve support ring adapted to grasp the valve stent. A retainer holds the valve support ring in position within the valve case. The assembled device is stored in a jar containing a preserving liquid until the valve is to be implanted.
179 Citations
17 Claims
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1. A device for holding a natural tissue heart valve stent assembly comprising
an outer case comprising an open-ended cylinder having integral internal valve supporting means; -
a valve support ring insertable within said outer case to rest on said internal supporting means and adapted to grasp the valve stent around the outer periphery thereof; and a retainer securable to said outer case with said valve support ring contained between said retainer and said internal valve supporting means of said case. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. In combination with a natural tissue heart valve stent assembly including an external sewing ring, commissure support struts and a peripheral surface between said sewing ring and said support struts, a device for holding said heart valve stent assembly comprising
a valve support ring member circumscribing said valve assembly and engaging said stent about said peripheral surface; -
an outer case comprising an open-ended cylinder having integral internal support means adapted to support said valve support ring and valve assembly; and a retainer secured within said outer case and engaging said valve support ring; whereby said valve support ring and said valve assembly are immobily retained within said outer case between said retainer and said internal support means of said case. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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Specification