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The purpose of this study was to determine the effectiveness of pre-emptive Quadratus lumborum block on intra, postoperative pain assessment and opioid requirements in laparoscopic bariatric procedures.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Group Quadratus lumborum block with bupivacaine | Experimental | After induction of anesthesia a QLB (quadratus lumborum block) will be performed by using ultrasound machine where a solution of 0.25% bupivacaine 0.2 ml /kg (lean body weight) is used on each side with care not to exceed the toxic dose. |
|
| Group Quadratus lumborum block with saline | Placebo Comparator | After induction of anesthesia a QLB (quadratus lumborum block) will be performed by using ultrasound machine.A volume of 0.2ml/kg normal saline will given for each side. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| US-guided Quadratus lumborum block. | Procedure | Performance of quadratus lumborum block using ultrasound machine to relieve pain after bariatric surgery |
|
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative pain severity | Assessment of analgesia intraoperatively and for the first 24 hours postoperatively using the numerical ratingscale (NRS)score .The scale ranges from 0 to 10 where 0 indicates no pain and 10 indicates the worst pain imaginable. | 24 hours postoperatively |
| Measure | Description | Time Frame |
|---|---|---|
| Intraoperative hemodynamics | Mean arterial pressure (MAP) in mmHg. | 24 hours postoperatively |
| Postoperative analgesic needs | Time to first analgesic requirement in hours |
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Inclusion Criteria:
Patients included in this study are
Exclusion Criteria:
Patients excluded from this study were
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| Name | Affiliation | Role |
|---|---|---|
| Ahmed S. Omran, MD | Anesthesiology department, Faculty of Medicine, Ain Shams University | Principal Investigator |
| Doaa M. Kamal El-Din, MD | Anesthesiology department, Faculty of Medicine, Ain Shams Unive | Principal Investigator |
| Walid H. Nofal, MD | Anesthesiology department, Faculty of Medicine, Ain Shams Unive | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Anesthesiology department, Faculty of Medicine, Ain Shams University | Cairo | Egypt |
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| ID | Term |
|---|---|
| D010146 | Pain |
| ID | Term |
|---|---|
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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| ID | Term |
|---|---|
| D002045 | Bupivacaine |
| D012965 | Sodium Chloride |
| ID | Term |
|---|---|
| D000813 | Anilides |
| D000577 | Amides |
| D009930 | Organic Chemicals |
| D000814 | Aniline Compounds |
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| Bupivacaine | Drug | Bupivacaine |
|
| Saline | Drug | normal saline |
|
| 24 hours postoperatively. |
| Total dose of opioids | Total dose of opioids received in mg | 24 hours postoperatively. |
| D000588 |
| Amines |
| D002712 | Chlorides |
| D006851 | Hydrochloric Acid |
| D017606 | Chlorine Compounds |
| D007287 | Inorganic Chemicals |
| D017670 | Sodium Compounds |