SAFETY SCALPEL
First Claim
Patent Images
1. A scalpel handle assembly for use with a replaceable scalpel blade, the assembly comprising:
- (a) a handle comprising an elongated body, and(b) a blade carrier assembly comprising;
(i) a blade arm comprising a blade tang positionable relative to the handle alternatively;
1. with the blade withdrawn entirely into the handle,2. with the blade projecting from the handle with a proximal blade end within the handle thereby retaining the blade on the tang, or3. with the blade entirely outside the handle.
1 Assignment
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Accused Products
Abstract
A scalpel enabling both safe blade engagement or disengagement and safe passing among personnel during surgical procedures. The blade arm assembly of the scalpel is positionable in three positions, including a retracted position, an operational extended position and a fully extended position for engagement and disengagement of the blade.
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Citations
18 Claims
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1. A scalpel handle assembly for use with a replaceable scalpel blade, the assembly comprising:
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(a) a handle comprising an elongated body, and (b) a blade carrier assembly comprising; (i) a blade arm comprising a blade tang positionable relative to the handle alternatively; 1. with the blade withdrawn entirely into the handle, 2. with the blade projecting from the handle with a proximal blade end within the handle thereby retaining the blade on the tang, or 3. with the blade entirely outside the handle.
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2. A scalpel handle assembly for use with a replaceable scalpel blade, the assembly comprising:
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(a) a handle comprising an elongated body penetrated by a first longitudinal slot open to the outside of the handle, and a pair of opposed longitudinal slots transverse to the first slot, and (b) a blade carrier assembly comprising; (i) a blade arm comprising a blade tang attached to an arm body positionable within the first slot, and (ii) a spring associated with the blade arm to secure the blade arm in a selected one of two positions with the blade projecting from the handle for use or retracted into the handle for safety. - View Dependent Claims (3, 4, 5, 6)
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7. A surgical scalpel comprising:
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(a) a blade arm assembly that slides within a handle, (b) the handle comprising a transverse slot that receives the blade arm assembly so that when a portion of a blade attached to the blade arm assembly is located in the slot the blade is secured to a blade arm assembly;
the blade arm assembly comprising three positions within the handle, including;(i) a fully retracted position, (ii) a protruding operational position, and (iii) a fully extended position for engaging and disengaging a blade. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification