Cannulated Herbert Screws


Cannulated Herbert Screws
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Model No: A701-A707

Description

Cannulated Herbert Screws

  • Indications
For small screws size 2.0 mm, 2.4 mm, 2.7 mm, 3.0 mm and 3.5 mm
  • Fractures and non unions of small bones
  • Scaphoid fractures
  • Intraarticular fractures of the tarsals
  • Metatarsal, carpal and metacarpal fractures
  • Fractures of patella, ulna and radial styloid
  • Arthrodesis of small joints.
For large screws size 4.5 mm and 6.5 mm :
  • Reconstruction osteotomy and arthrodesis of various bones and bone fragments of various bones and bone fragments including arthrodesis in the foot
  • Fixation of Intra-articular fractures of the humerus, femur and tibia
  • Specifications
Screw Size   2.0 mm   2.4 mm   2.7 mm   3.0 mm   3.5 mm   4.5 mm   6.5 mm
  Leading Thread (Shaft Thread)   2.0 mm   2.4 mm   2.7 mm   3.0 mm   3.5 mm   4.5 mm   6.5 mm
  Trailing Thread (Head Thread)   3.0 mm   3.3 mm   4.0 mm   3.5 mm   4.0 mm   5.0 mm   7.5 mm
  Shaft Diameter   1.6 mm   1.8 mm   1.9 mm   2.0 mm   2.7 mm   3.0 mm   4.8 mm
  Guide Wire Diameter   0.9 mm   0.9 mm   0.9 mm   1.2 mm   1.2 mm   1.2 mm   2.8 mm
  Leading Thread Size   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Approximate 20 % of total length in short thread and 40 % of total length in Long thread   Thread Length 16 mm and 32 mm
  Drive   T7 Sta r Drive   T7 Sta r Drive   T10 Star Drive   T10 Star Drive   T10 Star Drive   T15 Star Drive   4.0mm Hex
  Lengths Available   6-30 mm   6-30 mm   6-40 mm   10-40 mm (Short Thread), 16-40 mm (Long thread)   10-40 mm (Short Thread), 16-40 mm (Long thread)   Short Thread: Total Length 20-110 mm, Long Thread: Total Length 30-110 mm,   16mm Thread: Total length 30-150 mm, 32 mm thread 45-150 mm
  Item Code   A701   A702   A703   A704   A705   A706   A707