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US 2016/0095635 A1Published application
Locking sleeve for a pedicle screw
AssigneeAesculap AG
InventorsBarbara Gnoth, Denis Ricci, Janina Ackermann
Life of this patent
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Abstract
A locking sleeve for receiving and locking the legs of a pedicle screw includes a stop ring provided on an inner side of a locking sleeve and resting on an upper edge of the legs, limiting the accommodation depth of the legs in the locking sleeve, and a plurality of groove blocks on the inner side of the locking sleeve which can be inserted between the legs of the pedicle screw for defining a fixed distance between the legs.
Claims11
A locking sleeve for a pedicle screw comprising:
- a number of groove blocks or slotnuts on the inner side of the locking sleeve, which are adapted to be inserted between the legs of the pedicle screw for defining a fixed distance between the legs, wherein at least one of the groove blocks or slotnuts tapers in conical fashion contrary to the direction of inserting the legs of the pedicle screw into the locking sleeve.
Dependencies are inferred from the claim text.