Patent ID: 11957391
Assignee: WARSAW ORTHOPEDIC, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A bone screw, comprising:
a single elongate part extending in a longitudinal direction from a proximal end to a distal end of the bone screw;
wherein the proximal end comprises a first portion having a head portion coupled to a shank portion,
the first portion comprising a metallic material, and
the shank portion comprising a threaded area, a scalloped area that has a first diameter, and a necked down area that is (i) positioned between the threaded area and the scalloped area and (ii) has a second diameter less than the first diameter; and

wherein the distal end comprises a second portion mechanically interlocked with the first portion via the threaded area, the scalloped area and the neck down area of the shank portion,
the second portion surrounding the shank area of the first portion and having an exposed thread pattern and an exposed leading tip, and
the second portion comprising a thermoplastic material.