Intraoperative electromyography of the superior gluteal nerve during lateral approach to the hip for arthroplasty

2000 ◽  
Vol 15 (7) ◽  
pp. 867-870 ◽  
Author(s):  
K.A. Siebenrock ◽  
K.M. Rösler ◽  
E. Gonzalez ◽  
R. Ganz
2020 ◽  
Author(s):  
Hristo Piponov ◽  
Feroz A. Osmani ◽  
Amit Parekh ◽  
Jay M. Brooker ◽  
Edward Abraham ◽  
...  

2015 ◽  
Vol 100 (2) ◽  
pp. 314-319 ◽  
Author(s):  
Binhua Li ◽  
Bin Zhang ◽  
Zhihui Ding ◽  
Yuan Liu ◽  
Min Dai

This cadaveric study was designed to clarify the anatomic basis of using an anterolateral intermuscular approach to repair type A2 intertrochanteric fractures (ITF). The conventional lateral approach to surgery that is used for ITF has several disadvantages that can result in both intraoperative and postoperative complications, especially for type A2 ITF. Previous studies have suggested using minimally-invasive total hip arthroplasty (THA) with an anterolateral approach. The legs of 10 formalin-fixed Asian cadavers were dissected, simulating an anterolateral surgical approach. The distances from the superior gluteal nerve and the lateral femoral circumflex artery branches to the lateral protrusive point of the greater trochanter were measured. The anterolateral intermuscular approach provided excellent exposure of the GT, the lesser trochanter and the femoral neck. The gluteus medius branch of the ascending branch of the lateral femoral circumflex artery (GMB-LFCA) and the most inferior branch of the superior gluteal nerve (MIB-SGN) were found to cross the spatium intermusculare between the gluteus medius and the tensor fasciae latae. The distance from the GMB-LFCA, in the intermuscular plane, to the lateral protrusive point of the GT was (4.04 ± 1.00 cm, range 2.96–6.62 cm); and the distance from the MIB-SGN to the lateral protrusive point of the GT was (5.47 ± 1.61 cm, range 3.68–9.56 cm). The anterolateral intermuscular approach is relatively safe, provides excellent exposure, and causes less soft-tissue damage than the traditional approach, and it represents a promising new method to surgically treat type A2 ITF.


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