Reconstruction of Complex Proximal Humeral Fractures.

Reconstruction of Complex Proximal Humeral Fractures.

The purpose of this study is to evaluate the accuracy of shoulder replacement surgery in realization a computer assisted 3D planning compared to conventional 2D planning.

Inclusion Criteria:

• osteoarthritis or complexe proximal humeral fracture and indication for shoulder arthroplasty
• patients > 18years

Exclusion Criteria:

• contraindication for computertomography
• pregnancy
• previous fracture or shoulder replacement of the contralateral side in case of a complexe proximal humeral fracture