Surgery – Truss – Perineal
Patent
1977-03-07
1978-10-31
Michell, Robert W.
Surgery
Truss
Perineal
A61B 1702
Patent
active
041228448
ABSTRACT:
A surgical retractor of the invention comprises a shaft, an arm connected to one end of the shaft and a blade connected to the arm. The shaft and the arm lie in the same plane. The blade has a portion extending perpendicularly to the aforementioned plane. The axis of a portion of the shaft including the other end thereof is perpendicular to and laterally offset from the aforementioned portion of the blade. The last mentioned end of the shaft is substantially spaced from the plane of the aforementioned blade portion.
REFERENCES:
patent: 1067572 (1913-07-01), Abbott
patent: 1397090 (1921-11-01), Dimas
patent: 2670731 (1954-03-01), Zoll et al.
patent: 2693795 (1954-11-01), Grieshaber
Hamburg C. Bruce
Layton Henry S.
Michell Robert W.
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