Cheng Screw Removal and Bone Trephine Set
Edward Cheng, MD
Six trephine sizes with reverse thread teeth designed to help with removal of screws with minimal bone loss, as well as gathering of core bone samples for biopsy or core decompression
Can be used with the T-handle or with power.
For Screw Removal
- • The trephine ends are designed to fit over embedded screws for extraction with minimal bone loss.
- • Six sizes available — internal diameters of 5 mm, 6.5 mm, 8 mm, 9 mm, 10 mm, and 11 mm.
- • The T-handle allows for precise, controlled use.
For Core Bone Sampling
- • Cannulated T-handle and trephines allow use of a standard 1.6 mm (.062″) threaded K-wire to help facilitate grasping and removal of a core bone sample for biopsy or core decompression.
- • Variety of core diameters yields bone samples of sufficient size for pathology.
- • K-wire not included.
Product Number(s)
1426-00 [Complete Set with Case]
Set Includes/Available Separately:
1426-01 [5 mm Internal Diameter]
1426-02 [6.5 mm Internal Diameter]
1426-03 [8 mm Internal Diameter]
1426-05 [9 mm Internal Diameter]
1426-06 [10 mm Internal Diameter]
1426-07 [11 mm Internal Diameter]
1425-14 [Handle Assembly]
1025 [Sterilization Case]
Replacement Part:
1425-14-B-COMP [Handle Retaining Screw]
