Surgical scalpel with retractable guard

Details Surgical scalpel with retractable guard Surgical scalpel with retractable guard

A - Human Necessities

61

B

A61B 17/32 (2006.01)

Patent

CA 2499661

A safety scalpel blade assembly adapted for attachment to a handle (12), the assembly comprising a scalpel blade (10) and guard (11) which extends at least about the cutting edge of the blade (10), the guard (11) having attachment means to lock the blade to the guard as the assembly is being attached to the handle and which releases the blade from the guard when the blade is attached to the blade carrier on the handle. Improvements include a removable safety tab (60) on the guard (11), means (68,71) to prevent the blade guard (11) lifting relative to the handle (12), a safely catch (75) to prevent excessive retraction of the guard (11) and location means (80,82) to locate the guard (11) in the extended and retracted positions.

L'invention a trait à un ensemble lame de scalpel de sécurité, adapté pour être fixé à un manche (12), ledit ensemble comprenant une lame de scalpel (10) et une gaine de protection (11), laquelle s'étend au moins sur le bord tranchant de la lame (10). Ladite gaine de protection (11) possède des moyens de fixation qui bloquent la lame dans la gaine de protection lors du montage de l'ensemble sur le manche, et libèrent la lame de la gaine lorsque ladite lame est fixée au support de lame sur le manche. Les améliorations suggérées par la présente invention comprennent une languette de sécurité amovible (60) située sur la gaine de protection (11), des moyens (68, 71) permettant d'empêcher la gaine de protection (11) de la lame de se soulever par rapport au manche (12), un cran de sûreté (75) évitant la rétraction excessive de la gaine de protection (11), et des moyens de localisation (80,82) permettant de localiser la gaine de protection (11) dans les positions déployée et rétractée.

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