Interbody distractor
AssigneeAesculap AG
InventorsCharles Wing, Keith Boyle, Alex Vaccaro
Life of this patent
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AssigneeAesculap AG
InventorsCharles Wing, Keith Boyle, Alex Vaccaro
Estimating the term…
A surgical instrument for insertion of an interbody fusion implant between adjacent vertebral bodies. The surgical instrument comprises a frame member, and a first and a second arm coupled to the frame member. Each arm includes a distal end region and a proximal end region, whereby the proximal end region of at least one arm is pivotably coupled to the frame member, and the distal end region of each arm defines a distractor plate. The distractor plate of each arm is configured to be positioned in direct contact with a vertebral body. A wedge is positioned between the first and second arms, and is configured to translate the interbody fusion implant along an axis between the proximal end region and the distal end region of the arms while adjusting a distance between the distractor plates of the arms via a rack and pinion.
A surgical instrument for insertion of an interbody fusion implant between adjacent vertebral bodies, comprising:
A method of inserting an interbody fusion implant between two adjacent vertebral bodies using a surgical instrument comprising a frame, a pair of arms coupled to the frame, each arm defining a distractor plate for contacting a vertebrae, a rack translatable along an axis defined between the arms, a pinion engageable with the rack to induce translation of the rack along the axis and a wedge coupled to the rack for translating the interbody fusion implant and spreading the arms, said method comprising the steps of:
Dependencies are inferred from the claim text.