Powered bone screw device
First Claim
Patent Images
1. A medical screwdriver for inserting a medical screw connected to a suture into a bone, comprising:
- a shaft adapted to hold a medical screw at its distal end;
a motor adapted to rotate the shaft; and
a suture-receiving channel leading from the distal end of the shaft to a point distanced from the distal end of the shaft by at least 50% of the length of the shaft.
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Abstract
A medical screwdriver for inserting a medical screw connected to a suture into a bone. The screwdriver includes a shaft adapted to hold a medical screw at its distal end, a motor adapted to rotate the shaft, and a suture-receiving channel leading from the distal end of the shaft to a point distanced from the distal end of the shaft by at least 50% of the length of the shaft.
149 Citations
18 Claims
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1. A medical screwdriver for inserting a medical screw connected to a suture into a bone, comprising:
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a shaft adapted to hold a medical screw at its distal end;
a motor adapted to rotate the shaft; and
a suture-receiving channel leading from the distal end of the shaft to a point distanced from the distal end of the shaft by at least 50% of the length of the shaft. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16, 17, 18)
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13. A medical screwdriver for inserting a medical screw connected to a suture into a bone, comprising:
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a shaft adapted to hold a medical screw at its distal end;
a stationary sheath which surrounds the shaft; and
a motor adapted to rotate the shaft so as to push the screw into a bone.
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15. A stationary sheath, comprising:
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a sheath;
a collapsible shield connected at a distal end of the sheath; and
a rotation stopper which prevents the sheath from rotating.
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Specification