发明名称 |
Method of making a compliant mandrel in a mandrel assembly for growing graft tubes |
摘要 |
A mandrel of sponge rubber or gel has a tension element for withdrawing the mandrel from a graft tube grown from living tissue. In a first embodiment the tension element comprises a strip of cloth embedded in a sponge rubber mandrel. In a second embodiment the tension element comprises a rubber tube containing the sponge rubber and in a third embodiment the tension element comprises a rubber tube containing a gel. The mandrel assembly includes cloth reinforcing tubes surrounding the mandrel. |
申请公布号 |
US4123486(A) |
申请公布日期 |
1978.10.31 |
申请号 |
US19750608840 |
申请日期 |
1975.08.29 |
申请人 |
SPARKS, MARGARET J. |
发明人 |
SPARKS, DECEASED, CHARLES H. |
分类号 |
A61F2/06;(IPC1-7):A61B17/00;B29D27/04 |
主分类号 |
A61F2/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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