Surgical Screwdriver
First Claim
Patent Images
1. An instrument for attachment and insertion of a screw assembly into a surgical site, comprising:
- a housing including a movable hub;
an attachment shaft that includes a proximal end for coupling to the housing and a distal end with a flexible portion for selectively attaching to a receiver of the screw assembly; and
a drive shaft within the attachment shaft that includes a proximal end for selectively engaging the hub and a distal end with a driving feature for driving a head of the screw assembly.
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Accused Products
Abstract
An instrument for attachment and insertion of a screw assembly into a surgical site includes a housing, an attachment shaft, and a drive shaft. The housing including a movable hub. The attachment shaft includes a proximal end for coupling to the housing and a distal end with a flexible portion for selectively attaching to a receiver of the screw assembly. The drive shaft within the attachment shaft includes a proximal end for selectively engaging the hub and a distal end with a driving feature for driving a head of the screw assembly.
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Citations
15 Claims
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1. An instrument for attachment and insertion of a screw assembly into a surgical site, comprising:
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a housing including a movable hub; an attachment shaft that includes a proximal end for coupling to the housing and a distal end with a flexible portion for selectively attaching to a receiver of the screw assembly; and a drive shaft within the attachment shaft that includes a proximal end for selectively engaging the hub and a distal end with a driving feature for driving a head of the screw assembly. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An instrument that attaches to and drives a screw assembly into a surgical site, comprising:
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a housing including a first portion with a hub and a second portion; a first shaft including a proximal end that couples with the second portion, a distal end with a flexible portion for selectively attaching to a receiver of the screw assembly, and a cannula extending from the proximal end to the distal end; and a second shaft including a proximal end with an engagement feature configured to selectively engage the hub and a distal end with a driving feature for driving a head of the screw assembly. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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Specification