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| ID | Type | Description | Link |
|---|---|---|---|
| 2011-A00750-41 | Other Identifier | ANSM |
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Difficulties of recrutment
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The skin conductance algesimeter (Pain Monitor™, Med-Storm Innovation AS, NO-0264 Oslo, Norway)) reflects the sympathetic nervous system by the measurement of the skin conductance of the palm of the hand. SCA detects nociceptive pain fast and continuously, specific to the individual, with higher sensitivity and specificity than other available objective methods.
The skin conductance response to a calibrated noxious stimulus varies among patients. It defines two types of people depending on its magnitude.
The investigators assume that the importance of skin conductance response to a noxious stimulus predicts the occurrence of chronic pain in patients operated by thoracotomy.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Thoracotomized patients |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Pain Monitor | Device | Measurement of cutaneous conductance |
|
| Measure | Description | Time Frame |
|---|---|---|
| Prediction of chronic pain | Prediction of chronic pain by the measurement of skin conductance | one year after surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Prediction of the postoperative pain | Prediction of the postoperative pain by the measurement of skin conductance. Postoperative pain is assessed (pain score) at least twice each day at rest and during mobilisation. | 5 days postoperatively |
| Prediction of the postoperative antalgic requirement |
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Inclusion Criteria:
Exclusion Criteria:
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Patients scheduled to undergo a lung surgical procedure (thoracotomized patients)
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| Name | Affiliation | Role |
|---|---|---|
| Morgan Le Guen, MD | Hopital Foch | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| CHU Strasbourg | Strasbourg | 67091 | France | |||
| Hopital Foch |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 18997532 | Background | Storm H. Changes in skin conductance as a tool to monitor nociceptive stimulation and pain. Curr Opin Anaesthesiol. 2008 Dec;21(6):796-804. doi: 10.1097/ACO.0b013e3283183fe4. |
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Blood samples
Prediction of the postoperative analgesic requirement by the measurement of skin conductance. The analgesic requirement is evaluated by the amount of epidural analgesics. |
| 5 days postoperatively |
| Prediction of the postoperative antalgic requirement by the genetic study | Prediction of the postoperative antalgic requirement by the genetic study | One year after surgery |
| Effect of remifentanil on skin conductance | Skin conductance is measured before and after a calibrated noxious stimulus. This test is performed after the induction of anesthesia (propofol) and a first time before remifentanil administration and a second time after. | One hour after anesthesia |
| Suresnes |
| Île-de-France Region |
| 92151 |
| France |