Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1996-07-25
1998-07-07
Buiz, Michael Powell
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604257, A61M 500
Patent
active
057761086
ABSTRACT:
A blood check device comprises a needle, a barrel connecting the needle, a check tube inserted in the barrel, a sleeve connecting the barrel, and a connecting hose connecting the sleeve. A rear end of the connecting hose connects an infusion bottle. The barrel has a soft pipe and an annular rib disposed in an inner periphery of the soft pipe. An end flange is disposed on a rear open end of the check tube. A tapered notch is formed on a front close end of the check tube. The tapered notch communicates with a hollow interior of the check tube.
REFERENCES:
patent: 4084606 (1978-04-01), Mttileman
patent: 4487605 (1984-12-01), McGaughey et al.
patent: 4535819 (1985-08-01), Atkinson et al.
patent: 4612960 (1986-09-01), Edwards et al.
patent: 5226886 (1993-07-01), Skakoon et al.
patent: 5401225 (1995-03-01), Sutherland et al.
patent: 5439451 (1995-08-01), Collinson et al.
Chern Yeong-Shing
Sheu Miin-Tsang
Blyveis Deborah
Buiz Michael Powell
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