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The purpose of the study is to determine the efficacity of a simple blind technic of loco regional anaesthesia of the sciatic nerve compared to the gold standard in emergency medecine : the intravenous morphine for treated the severe pain of leg, ankle or foot trauma in the prehospital setting and mountain rescue.
Severe pain due to leg, ankle or foot trauma do not beneficiated of a simple loco regional anaesthesia technic. Loco regional anesthesia is superior to intravenous morphine for treating severe pain and specially during transportation and mobilization of the patient. The purpose of the study is to assessed a new technic of blind sciatic nerve block in the popliteal fossa in the pre hospital setting compared to the intravenous morphine. The blind technic is a modified technic of the classic sciatic nerve block with nerve stimulation.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Blind block with mepivacaine | Experimental | Blind block with mepivacaine and intravenous morphine |
|
| Morphine | Active Comparator | Intravenous Morphine and placebo blind block |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Mepivacaine | Drug | mepivacaine 1% 20 ml corresponding to 200 mg |
|
| Measure | Description | Time Frame |
|---|---|---|
| Visual analog scale pain score | 30 minutes |
| Measure | Description | Time Frame |
|---|---|---|
| Total dose of morphine | 60 minutes |
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| Name | Affiliation | Role |
|---|---|---|
| Francois Xavier AGERON, MD | Centre Hospitalier Annecy Genevois | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Centre Hospitalier d'Albertville moutiers | Albertville | 73208 | France | |||
| Centre Hospitalier de la Region d'Annecy |
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| Morphine | Drug | Morphine alone with a placebo nerve block |
|
|
| Annecy |
| 74374 |
| France |
| Centre Hospitalier de Chambéry | Chambéry | 73000 | France |
| Centre Hospitalier Universitaire de GRENOBLE | Grenoble | 38000 | France |
| Centre medical d'Avoriaz | Morzine | 74110 | France |
| Centre Hospitalier Sallanches Chamonix | Sallanches | 74700 | France |
| ID | Term |
|---|---|
| D014947 | Wounds and Injuries |
| D010146 | Pain |
| D004630 | Emergencies |
| D001733 | Bites and Stings |
| ID | Term |
|---|---|
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D020969 | Disease Attributes |
| D010335 | Pathologic Processes |
| D011041 | Poisoning |
| D064419 | Chemically-Induced Disorders |
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| ID | Term |
|---|---|
| D008619 | Mepivacaine |
| D009020 | Morphine |
| D035061 | Control Groups |
| ID | Term |
|---|---|
| D010880 | Piperidines |
| D006573 | Heterocyclic Compounds, 1-Ring |
| D006571 | Heterocyclic Compounds |
| D009022 | Morphine Derivatives |
| D009019 | Morphinans |
| D053610 | Opiate Alkaloids |
| D000470 | Alkaloids |
| D006572 | Heterocyclic Compounds, Bridged-Ring |
| D006576 | Heterocyclic Compounds, 4 or More Rings |
| D000072471 | Heterocyclic Compounds, Fused-Ring |
| D010616 | Phenanthrenes |
| D011084 | Polycyclic Aromatic Hydrocarbons |
| D011083 | Polycyclic Compounds |
| D015340 | Epidemiologic Research Design |
| D004812 | Epidemiologic Methods |
| D008919 | Investigative Techniques |
| D012107 | Research Design |
| D008722 | Methods |
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