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Ultrasound guided serratus anterior plane block may decrease acute postoperative pain and consumption of opioid after mastectomy.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Group S | Experimental |
| |
| Group C | Placebo Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Ultrasound guided serratus anterior block with ropivacaine | Drug | After induction of anesthesia, patients take ultrasound guided serratus anterior plane block with 0.5ml/kg of ropivacaine 0.375%. 30minutes before the end of operation, intravenous patient controlled analgesia (Basal rate 0ml/hr, 0.5mcg/kg of fentanyl, lock-out time 10minutes) is connected to patient. |
| Measure | Description | Time Frame |
|---|---|---|
| Total opioid consumption | Assessing total opioid consumption (total number of bolus injection and total dose of fentanyl via intravenous patient controlled analgesia) within 24hours after operation finished. | within 24 hrs after mastectomy |
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative pain scale (Numeric rating scale 0-10) at PACU | chang from 3,6,12,24 to 48hrs after operation end | |
| Total intraoperative remifentanil consumption(mcg) | within 24 hrs after mastectomy |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Anesthesiology and Pain Medicine, Anesthesia and Pain Research Institute, Yonsei University College of Medicine | Seoul | 120-752 | South Korea |
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| ID | Term |
|---|---|
| D001943 | Breast Neoplasms |
| D010149 | Pain, Postoperative |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
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| ID | Term |
|---|---|
| D000077212 | Ropivacaine |
| ID | Term |
|---|---|
| D000813 | Anilides |
| D000577 | Amides |
| D009930 | Organic Chemicals |
| D000814 | Aniline Compounds |
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|
| intravenous PCA only | Drug | same dose of intravenous patient controlled analgesia (Basal rate 0ml/hr, 0.5mcg/kg of fentanyl, lock-out time 10minutes) is connected to patient only. |
|
| Additional analgesics requirements (dose/number) | within 24 hrs after mastectomy |
| incidence and intensity of postoperative nausea and vomiting(NRS:0-10) | within 24 hrs after mastectomy |
| Total hospital staying time | within 24 hrs after mastectomy |
| D017437 |
| Skin and Connective Tissue Diseases |
| D011183 | Postoperative Complications |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D010146 | Pain |
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D000588 |
| Amines |