Protective mechanism for surgical rongeurs
OwnerGary K. Michelsoninventor
Life of this patent
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Abstract
A protective spring mechanism is employed to protect the jaws of a surgical rongeur, thereby protecting the fragile parts of the activating mechanism from excessive peak loads and preventing breakage.
Claims12
A rongeur comprising a drive shaft having a cutting means proximate one end of said drive shaft, said cutting means responsive to movement of said drive shaft, said drive shaft movable responsive to a drive means for driving said drive shaft, a resilient member, said resilient member interposed between said drive means and said cutting means whereby force applied to said resilient member is transmitted to said drive shaft.
The rongeur of claim, 1 in which said resilient member is enclosed in a housing, said housing attached to said resilient member and responsive to said drive means.
The rongeur of claim 10 in which said oval member is a football shape spheroid, said spheroid having slots therein for controlling the resiliency of said oval member.
Dependencies are inferred from the claim text.