Femur, shaft
Classification
The Müller AO Classification 376
Introduction
17.1 Femur, shaft—introduction Suthorn Bavonaratanavech, William D Belangero 377
1 Introduction 377
1.1 Incidence 377
1.2 Current methods of treatment 377
1.3 Indication for MIPO 377
1.4 Contraindication for MIPO 377
2 Surgical anatomy 378
2.1 Blood supply to the femoral shaft 378
2.2 Shape of the femur 378
3 Preoperative assessment 379
3.1 Timing for surgery 379
4 Preoperative planning 380
5 Operating room setup 381
5.1 Anesthesia 381
5.2 Patient and image intensifier positioning 381
5.3 Implants and instruments 381
6 Operative procedure 382
6.1 Indirect reduction with an external fixator followed by plate fixation 382
6.2 Indirect reduction using the selected precontoured plate as a reduction tool 383
7 Postoperative care 385
8 Pitfalls 385
9 Pearls 386
10 Reference 389
11 Further reading 389
Cases
17.2 Femur, shaft: wedge fracture, fragmented wedge—32-B3 Suthorn Bavonratanavech 391
17.3 Femur, shaft: wedge fracture, spiral wedge—32-B1 Theerachai Apivatthakakul, Suthorn Bavonratanavech 399
17.4 Femur, shaft: wedge fracture, fragmented wedge—32-B3 Suthorn Bavonratanavech 405
Classification
In the Müller AO Classification, the femoral shaft is designated by number 32. There are three types of fracture morphology: type 32-A is a simple fracture with a single fracture line, type 32-B is a wedge fracture, and type 32-C is a multifragmentary fracture.