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Safety scalpel

  • US 5,116,351 A
  • Filed: 10/11/1989
  • Issued: 05/26/1992
  • Est. Priority Date: 10/11/1989
  • Status: Expired due to Fees
First Claim
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1. A scalpel comprising a handle, a blade having a cutting edge, means mounted on said handle for protecting said cutting edge, means for mounting said blade for movement relative to said protecting means from a protected position, wherein said cutting edge is within said protecting means, to an exposed position, wherein said cutting edge is exposed, means for biasing said blade toward said protected position, said protecting means having a cutaway portion exposing a part of said blade to permit access to said blade part for application force on said blade to move said blade toward said exposed position and further comprising means for locking said blade in said protected position, said locking means comprising means for preventing relative movement between said blade and said protecting means, said relative movement preventing means comprising a recess in said blade, and a part having a protrusion, said part being mounted for movement on said protecting means from a first position wherein said protrusion is situated within said recess and a second position wherein said protrusion is remote from said recess.

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