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Efficacy of a modified obturator nerve block technique by using only a single morphological landmark, a double-blinded randomised pilot study.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Ropivacain | Experimental | Local anaesthesia |
|
| NaCl 0.9% | Placebo Comparator | Saline |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| obturator nerve block | Procedure |
|
| Measure | Description | Time Frame |
|---|---|---|
| Adductor strengths | Adductor muscle strength is measured with a sphygmomanometer. Patients are instructed to squeeze a blod pressure cuff, already inflated to 40 mm Hg, between their extended knees. The maximal sustained pressure is taken as the baseline adductor strength. | pre operative, 30 minutes before start surgery |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Medical University Graz | Graz | 8036 | Austria |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 22951254 | Background | Feigl GC, Ulz H, Pixner T, Dolcet C, Likar R, Sandner-Kiesling A. Anatomical investigation of a new vertical obturator nerve block technique. Ann Anat. 2013 Jan;195(1):82-7. doi: 10.1016/j.aanat.2012.05.008. Epub 2012 Aug 10. |
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