Apparatus for manufacture of valve flaps for cardiac valve prostheses
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United States of America Patent
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Jul 19, 1988
Issued Date -
N/A
app pub date -
Jun 6, 1986
filing date -
Jul 25, 1983
priority date (Note) -
Expired
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Abstract
A vacuum forming apparatus for fixing and shaping animal tissue into the shape of a cardiac valve prosthesis, including a tapered form, with elongated through apertures, suspended in a reservoir of fixative and vacuum means for producing a reduced pressure within the tapered form.
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