Score: Herbert classification

Use: Scaphoid fractures

Type A

Stable acute fracture
  • A1: tubercle fracture
  • A2: incomplete waist crack fracture
  • Type B

    Unstable acute fracture
  • B1: distal third oblique fracture
  • B2: complete displaced or mobile waist fracture
  • B3: proximal pole fracture
  • B4: transscaphoid carpal fracture-dislocation
  • Type C

    Delayed union

    Type D

    Established nonunion
  • D1: fibrous nonunion (stable)
  • D2: displaced nonunion (unstable)
  • Reference

    Gutow AP. Percutaneous fixation of scaphoid fractures. J Am Acad Orthop Surg 2007; 15:474-485.