Measuring and testing – With fluid pressure – Leakage
Patent
1977-09-21
1979-03-20
Queisser, Richard C.
Measuring and testing
With fluid pressure
Leakage
G01M 304
Patent
active
041447441
ABSTRACT:
A vein preparation and testing device has a rimmed base forming a shallow basin upstanding from which are a head block and a tail block. In the head block is a removable hollow chuck rotatable about an axis and connected to a liquid reservoir on the base and to a pump. The hollow chuck communicates with a hollow head grip having a tube adapted to lie inside a vein. A fastener holds the vein in place on the tube. In the tail block is a removable tail grip mounted to rotate about the same axis. The tail block is movable along the same axis.
REFERENCES:
patent: 3916874 (1975-11-01), Perrin
Queisser Richard C.
Roskos Joseph W.
Thoratec Laboratories Corporation
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