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Few studies have compared the efficacy of ultrasound (US)-guided TAP blocks with Liposomal bupivacaine(LB) versus ropivacaine in reducing postoperative opioid usage in patients undergoing laparoscopic lower abdominal tumor Resection. Therefore, we are conducting this prospective, randomized controlled trial to compare the postoperative analgesic effects of LB and ropivacaine for TAP blocks among patients undergoing laparoscopic colorectal procedures.
This study aimed to investigate the impact of liposomal bupivacaine (LB) on postoperative opioid usage for ultrasound(US)-guided transversus abdominis plane (TAP) blocks in laparoscopic colorectal resections. We divided 76 patients into two groups. An injection of bilateral TAP blocks was administered to LB group using 133mg liposomal bupivacaine in each block (266mg total), and to R group using 20 ml 0.25% ropivacaine in each block (40 ml total). Opioid consumption and pain scores at 6h, 24h, 48h and 72h were recorded postoperatively, as well as the total intraoperative remifentanil dose, the hospital stay lengths after surgery, and adverse events including dizziness, nausea, and vomiting.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Liposomal Bupivacaine group | Experimental | Liposomal Bupivacaine was used in the group |
|
| Ropivacaine group | Active Comparator | Ropivacaine was used in this group |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Liposomal Bupivacaine | Drug | After induction of anesthesia, bilateral TAPB was performed under ultrasound guidance. The patients in the bupivacaine liposome group were injected with bupivacaine liposome 133mg(10ml+ 10ml 0.9% normal saline mixed into 20ml)/ point (two points in total). |
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative opioid use | The amount of drug used in the postoperative analgesia pump | 3 days postoperatively |
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative pain score | Postoperative VAS score | 3 days postoperatively |
| Postoperative adverse reactions | Postoperative adverse reactions were followed up |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Ping Yu | Contact | 00-86-13631373286 | yuping@sysucc.org.cn | |
| Jingdun Xie | Contact | 00-86-13560380116 | xiejd@sysucc.org.cn |
| Name | Affiliation | Role |
|---|---|---|
| Jingdun Xie | Department of Anesthesiology,Sun Yat-Sen University Cancer Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Jingdun Xie | Recruiting | Guangzhou | Guangdong | 510060 | China |
https://www.medicalresearch.org.cn/,Time: After completing the academic paper for publication
After completing the academic paper for publication
The persons who were willing to study.
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| ID | Term |
|---|---|
| D000008 | Abdominal Neoplasms |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
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| ID | Term |
|---|---|
| D000077212 | Ropivacaine |
| ID | Term |
|---|---|
| D000813 | Anilides |
| D000577 | Amides |
| D009930 | Organic Chemicals |
| D000814 | Aniline Compounds |
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|
|
| Ropivacaine | Drug | Patients in ropivacaine group were given 0.25% ropivacaine 20ml/ point (two points in total). |
|
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| 3 days postoperatively |
| D000588 |
| Amines |