Spinal retractor

Details Spinal retractor Spinal retractor

1990-04-10

1991-10-01

Coven, Edward M.

Surgery

Truss

Perineal

A01B 1702

Patent

active

050523732

ABSTRACT:
An improved spinal retractor frame having detachable pairs of blade sets is disclosed in which the blades are self-engaging, automatically aligning, and rapidly attaching. The spinal retractor has a pair of arms which engage blades along the sides of the arms. The blades have a U shaped opening at their upper portions for aligning and engaging with the arms of the retractor as the arms are separated by a ratcheting mechanism.

REFERENCES:
patent: 2053868 (1936-09-01), Grasso
patent: 2450194 (1948-09-01), Glaser
patent: 2642862 (1953-06-01), Jackson
patent: 3766910 (1973-10-01), Lake
patent: 4627421 (1986-12-01), Symbas
patent: 4702230 (1987-10-01), Pelta
patent: 4747394 (1988-05-01), Watanabe
patent: 4852552 (1989-08-01), Chaux

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