1. Nassar AH, Zanati HE, Ng HJ, Khan KS, Wood C. Open conversion in laparoscopic cholecystectomy and bile duct exploration: subspecialisation safely reduces the conversion rates. Surg Endosc. 2022; 36:550–8.
2. Wang W, Wang L, Gao Y. A meta-analysis of randomized controlled trials concerning the efficacy of transversus abdominis plane block for pain control after laparoscopic cholecystectomy. Front Surg. 2021; 8:700318.
3. Antoniou SA, Antoniou GA, Koch OO, Pointner R, Granderath FA. Meta-analysis of laparoscopic vs open cholecystectomy in elderly patients. World J Gastroenterol. 2014; 20:17626–34.
4. Kuhry E, Jeekel J, Bonjer HJ. Effect of laparoscopy on the immune system. Semin Laparosc Surg. 2004; 11:37–44.
5. Bisgaard T, Klarskov B, Rosenberg J, Kehlet H. Characteristics and prediction of early pain after laparoscopic cholecystectomy. Pain. 2001; 90:261–9.
6. Tsai HW, Chen YJ, Ho CM, Hseu SS, Chao KC, Tsai SK, et al. Maneuvers to decrease laparoscopy-induced shoulder and upper abdominal pain: a randomized controlled study. Arch Surg. 2011; 146:1360–6.
7. Shin HJ, Oh AY, Baik JS, Kim JH, Han SH, Hwang JW. Ultrasound-guided oblique subcostal transversus abdominis plane block for analgesia after laparoscopic cholecystectomy: a randomized, controlled, observer-blinded study. Minerva Anestesiol. 2014; 80:185–93.
8. Visoiu M, Cassara A, Yang CI. Bilateral paravertebral blockade (T7-10) versus incisional local anesthetic administration for pediatric laparoscopic cholecystectomy: a prospective, randomized clinical study. Anesth Analg. 2015; 120:1106–13.
9. Daghmouri MA, Akremi S, Chaouch MA, Mesbahi M, Amouri N, Jaoua H, et al. Bilateral erector spinae plane block for postoperative analgesia in laparoscopic cholecystectomy: a systematic review and meta-analysis of randomized controlled trials. Pain Pract. 2021; 21:357–65.
10. Grape S, Kirkham KR, Akiki L, Albrecht E. Transversus abdominis plane block versus local anesthetic wound infiltration for optimal analgesia after laparoscopic cholecystectomy: a systematic review and meta-analysis with trial sequential analysis. J Clin Anesth. 2021; 75:110450.
11. Koo CH, Hwang JY, Shin HJ, Ryu JH. The effects of erector spinae plane block in terms of postoperative analgesia in patients undergoing laparoscopic cholecystectomy: a meta-analysis of randomized controlled trials. J Clin Med. 2020; 9:2928.
12. Sedaghat N, Cao AM, Eslick GD, Cox MR. Laparoscopic versus open cholecystectomy in pregnancy: a systematic review and meta-analysis. Surg Endosc. 2017; 31:673–9.
13. Hamid HK, Ahmed AY, Alhamo MA, Davis GN. Efficacy and safety profile of rectus sheath block in adult laparoscopic surgery: a meta-analysis. J Surg Res. 2021; 261:10–7.
14. Liberati A, Altman DG, Tetzlaff J, Mulrow C, Gøtzsche PC, Ioannidis JP, et al. The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate healthcare interventions: explanation and elaboration. BMJ. 2009; 339:b2700.
15. Sterne JA, Savović J, Page MJ, Elbers RG, Blencowe NS, Boutron I, et al. RoB 2: a revised tool for assessing risk of bias in randomised trials. BMJ. 2019; 366:l4898.
16. Puhan MA, Schünemann HJ, Murad MH, Li T, Brignardello-Petersen R, Singh JA, et al. A GRADE Working Group approach for rating the quality of treatment effect estimates from network meta-analysis. BMJ. 2014; 349:g5630.
17. Rücker G, Schwarzer G. Ranking treatments in frequentist network meta-analysis works without resampling methods. BMC Med Res Methodol. 2015; 15:58.
18. Hozo SP, Djulbegovic B, Hozo I. Estimating the mean and variance from the median, range, and the size of a sample. BMC Med Res Methodol. 2005; 5:13.
19. Higgins JP, Thompson SG, Deeks JJ, Altman DG. Measuring inconsistency in meta-analyses. BMJ. 2003; 327:557–60.
20. Ure BM, Troidl H, Spangenberger W, Neugebauer E, Lefering R, Ullmann K, et al. Preincisional local anesthesia with bupivacaine and pain after laparoscopic cholecystectomy. A double-blind randomized clinical trial. Surg Endosc. 1993; 7:482–8.
21. Elhakim M, Amine H, Kamel S, Saad F. Effects of intraperitoneal lidocaine combined with intravenous or intraperitoneal tenoxicam on pain relief and bowel recovery after laparoscopic cholecystectomy. Acta Anaesthesiol Scand. 2000; 44:929–33.
22. Hernandez-Palazón J, Tortosa JA, Nuño de la Rosa V, Giménez-Viudes J, Ramírez G, Robles R. Intraperitoneal application of bupivacaine plus morphine for pain relief after laparoscopic cholecystectomy. Eur J Anaesthesiol. 2003; 20:891–6.
23. Raetzell M, Maier C, Schröder D, Wulf H. Intraperitoneal application of bupivacaine during laparoscopic cholecystectomy--risk or benefit? Anesth Analg. 1995; 81:967–72.
24. Ergin A, Timuçin Aydin M, Çiyiltepe H, Karip AB, Fersahoğlu MM, Özcabi Y, et al. Effectiveness of local anesthetic application methods in postoperative pain control in laparoscopic cholecystectomies; a randomised controlled trial. Int J Surg. 2021; 95:106134.
25. Pasqualucci A, de Angelis V, Contardo R, Colò F, Terrosu G, Donini A, et al. Preemptive analgesia: intraperitoneal local anesthetic in laparoscopic cholecystectomy. A randomized, double-blind, placebo-controlled study. Anesthesiology. 1996; 85:11–20.
26. Elfberg BA, Sjövall-Mjöberg S. Intraperitoneal bupivacaine does not effectively reduce pain after laparoscopic cholecystectomy: a randomized, placebo-controlled and double-blind study. Surg Laparosc Endosc Percutan Tech. 2000; 10:357–9.
27. Vrsajkov V, Ilić N, Uvelin A, Ilić R, Lukić-Šarkanović M, Plećaš-Đurić A. Erector spinae plane block reduces pain after laparoscopic cholecystectomy. Anaesthesist. 2021; 70(Suppl 1):48–52.
28. Zajaczkowska R, Wnek W, Wordliczek J, Dobrogowski J. Peripheral opioid analgesia in laparoscopic cholecystectomy. Reg Anesth Pain Med. 2004; 29:424–9.
29. Lepner U, Goroshina J, Samarütel J. Postoperative pain relief after laparoscopic cholecystectomy: a randomised prospective double-blind clinical trial. Scand J Surg. 2003; 92:121–4.
30. Altıparmak B, Korkmaz Toker M, Uysal AI, Kuşçu Y, Gümüş Demirbilek S. Ultrasound-guided erector spinae plane block versus oblique subcostal transversus abdominis plane block for postoperative analgesia of adult patients undergoing laparoscopic cholecystectomy: randomized, controlled trial. J Clin Anesth. 2019; 57:31–6.
31. Oksar M, Koyuncu O, Turhanoglu S, Temiz M, Oran MC. Transversus abdominis plane block as a component of multimodal analgesia for laparoscopic cholecystectomy. J Clin Anesth. 2016; 34:72–8.
32. Rahimzadeh P, Faiz SH, Hoseini M, Mousavie SH, Imani F, Negah AR. Comparison of intraperitoneal bupivacaine, acetazolamide, and placebo on pain relief after laparoscopic cholecystectomy surgery: a clinical trial. Med J Islam Repub Iran. 2018; 32:112.
33. Scheinin B, Kellokumpu I, Lindgren L, Haglund C, Rosenberg PH. Effect of intraperitoneal bupivacaine on pain after laparoscopic cholecystectomy. Acta Anaesthesiol Scand. 1995; 39:195–8.
34. Ali S, Zarin M, Jan Z, Maroof A. Effect of bupivacaine on postoperative pain after laparoscopic cholecystectomy. J Coll Physicians Surg Pak. 2018; 28:663–6.
35. Yildiz M, Kozanhan B, Iyisoy MS, Canıtez A, Aksoy N, Eryigit A. The effect of erector spinae plane block on postoperative analgesia and respiratory function in patients undergoing laparoscopic cholecystectomy: a double-blind randomized controlled trial. J Clin Anesth. 2021; 74:110403.
36. Verma R, Srivastava D, Saxena R, Singh TK, Gupta D, Agarwal A, et al. Ultrasound-guided bilateral erector spinae plane block for postoperative analgesia in laparoscopic cholecystectomy: a randomized controlled trial. Anesth Essays Res. 2020; 14:226–32.
37. Papagiannopoulou P, Argiriadou H, Georgiou M, Papaziogas B, Sfyra E, Kanakoudis F. Preincisional local infiltration of levobupivacaine vs ropivacaine for pain control after laparoscopic cholecystectomy. Surg Endosc. 2003; 17:1961–4.
38. Hasaniya NW, Zayed FF, Faiz H, Severino R. Preinsertion local anesthesia at the trocar site improves perioperative pain and decreases costs of laparoscopic cholecystectomy. Surg Endosc. 2001; 15:962–4.
39. Suseela I, Anandan K, Aravind A, Kaniyil S. Comparison of ultrasound-guided bilateral subcostal transversus abdominis plane block and port-site infiltration with bupivacaine in laparoscopic cholecystectomy. Indian J Anaesth. 2018; 62:497–501.
40. Beder El Baz MM, Farahat TE. Intraperitoneal levobupivacaine alone or with dexmedetomidine for postoperative analgesia after laparoscopic cholecystectomy. Anesth Essays Res. 2018; 12:355–8.
41. Ramkiran S, Jacob M, Honwad M, Vivekanand D, Krishnakumar M, Patrikar S. Ultrasound-guided combined fascial plane blocks as an intervention for pain management after laparoscopic cholecystectomy: a randomized control study. Anesth Essays Res. 2018; 12:16–23.
42. Khan KK, Khan RI. Analgesic effect of bilateral subcostal tap block after laparoscopic cholecystectomy. J Ayub Med Coll Abbottabad. 2018; 30:12–5.
43. Dost B, Yalçın Sezen G, İskender A, Özlü O. A comparison of transversus abdominis plane block guided with ultrasonography and local anesthetic infiltration in laparoscopic cholecystectomy operations. Agri. 2018; 30:51–7.
44. Petersen PL, Stjernholm P, Kristiansen VB, Torup H, Hansen EG, Mitchell AU, et al. The beneficial effect of transversus abdominis plane block after laparoscopic cholecystectomy in day-case surgery: a randomized clinical trial. Anesth Analg. 2012; 115:527–33.
45. Mraović B, Jurisić T, Kogler-Majeric V, Sustic A. Intraperitoneal bupivacaine for analgesia after laparoscopic cholecystectomy. Acta Anaesthesiol Scand. 1997; 41:193–6.
46. Kolsi K, Ghozzi H, Masmoudi A, Mzali A, Sahnoun Z, Zeghal K, et al. Intraperitoneal lignocaine for analgesia after laparoscopic cholecystectomy. Acute Pain. 2000; 3:200–5.
47. El-Labban GM, Hokkam EN, El-Labban MA, Morsy K, Saadl S, Heissam KS. Intraincisional vs intraperitoneal infiltration of local anaesthetic for controlling early post-laparoscopic cholecystectomy pain. J Minim Access Surg. 2011; 7:173–7.
48. Elhakim M, Elkott M, Ali NM, Tahoun HM. Intraperitoneal lidocaine for postoperative pain after laparoscopy. Acta Anaesthesiol Scand. 2000; 44:280–4.
49. Gupta M, Naithani U, Singariya G, Gupta S. Comparison of 0.25% ropivacaine for intraperitoneal instillation v/s rectus sheath block for postoperative pain relief following laparoscopic cholecystectomy: a prospective study. J Clin Diagn Res. 2016; 10:UC10–5.
50. Dath D, Park AE. Randomized, controlled trial of bupivacaine injection to decrease pain after laparoscopic cholecystectomy. Can J Surg. 1999; 42:284–8.
51. Al-Refaey K, Usama EM, Al-Hefnawey E. Adding magnesium sulfate to bupivacaine in transversus abdominis plane block for laparoscopic cholecystectomy: a single blinded randomized controlled trial. Saudi J Anaesth. 2016; 10:187–91.
52. Breazu CM, Ciobanu L, Hadade A, Bartos A, Mitre C, Mircea PA, et al. The efficacy of oblique subcostal transversus abdominis plane block in laparoscopic cholecystectomy - a prospective, placebo controlled study. Rom J Anaesth Intensive Care. 2016; 23:12–8.
53. Khurana S, Garg K, Grewal A, Kaul TK, Bose A. A comparative study on postoperative pain relief in laparoscopic cholecystectomy: intraperitoneal bupivacaine versus combination of bupivacaine and buprenorphine. Anesth Essays Res. 2016; 10:23–8.
54. Liu DS, Guan F, Wang B, Zhang T. Combined usage with intraperitoneal and incisional ropivacaine reduces pain severity after laparoscopic cholecystectomy. Int J Clin Exp Med. 2015; 8:22460–8.
55. Lin S, Hua J, Xu B, Yang T, He Z, Xu C, et al. Comparison of bupivacaine and parecoxib for postoperative pain relief after laparoscopic cholecystectomy: a randomized controlled trial. Int J Clin Exp Med. 2015; 8:13824–9.
56. Ahmad A, Faridi S, Siddiqui F, Edhi MM, Khan M. Effect of bupivacaine soaked gauze in postoperative pain relief in laparoscopic cholecystectomy: a prospective observational controlled trial in 120 patients. Patient Saf Surg. 2015; 9:31.
57. Saliminia A, Azimaraghi O, Babayipour S, Ardavan K, Movafegh A. Efficacy of transverse abdominis plane block in reduction of postoperation pain in laparoscopic cholecystectomy. Acta Anaesthesiol Taiwan. 2015; 53:119–22.
58. Chavarría-Pérez T, Cabrera-Leal CF, Ramírez-Vargas S, Reynada JL, Arce-Salinas CA. Locally administered ropivacaine vs. standard analgesia for laparoscopic cholecystectomy. Rev Med Inst Mex Seguro Soc. 2015; 53:274–8.
59. Basaran B, Basaran A, Kozanhan B, Kasdogan E, Eryilmaz MA, Ozmen S. Analgesia and respiratory function after laparoscopic cholecystectomy in patients receiving ultrasound-guided bilateral oblique subcostal transversus abdominis plane block: a randomized double-blind study. Med Sci Monit. 2015; 21:1304–12.
60. Tulgar S, Kapakli MS, Senturk O, Selvi O, Serifsoy TE, Ozer Z. Evaluation of ultrasound-guided erector spinae plane block for postoperative analgesia in laparoscopic cholecystectomy: a prospective, randomized, controlled clinical trial. J Clin Anesth. 2018; 49:101–6.
61. Vijayaraghavalu S, Bharthi Sekar E. A comparative study on the postoperative analgesic effects of the intraperitoneal instillation of bupivacaine versus normal saline following laparoscopic cholecystectomy. Cureus. 2021; 13:e14151.
62. Baytar Ç, Yılmaz C, Karasu D, Topal S. Comparison of ultrasound-guided subcostal transversus abdominis plane block and quadratus lumborum block in laparoscopic cholecystectomy: a prospective, randomized, controlled clinical study. Pain Res Manag. 2019; 2019:2815301.
63. Aygun H, Kavrut Ozturk N, Pamukcu AS, Inal A, Kiziloglu I, Thomas DT, et al. Comparison of ultrasound guided erector spinae plane block and quadratus lumborum block for postoperative analgesia in laparoscopic cholecystectomy patients; a prospective randomized study. J Clin Anesth. 2020; 62:109696.
64. Vamnes JS, Sørenstua M, Solbakk KI, Sterud B, Leonardsen AC. Anterior quadratus lumborum block for ambulatory laparoscopic cholecystectomy: a randomized controlled trial. Croat Med J. 2021; 62:137–45.
65. Ozdemir H, Araz C, Karaca O, Turk E. Comparison of ultrasound-guided erector spinae plane block and subcostal transversus abdominis plane block for postoperative analgesia after laparoscopic cholecystectomy: a randomized, controlled trial. J Invest Surg. 2022; 35:870–7.
66. Szem JW, Hydo L, Barie PS. A double-blinded evaluation of intraperitoneal bupivacaine vs saline for the reduction of postoperative pain and nausea after laparoscopic cholecystectomy. Surg Endosc. 1996; 10:44–8.
67. Kamei H, Ishibashi N, Nakayama G, Hamada N, Ogata Y, Akagi Y. Ultrasound-guided rectus sheath block for single-incision laparoscopic cholecystectomy. Asian J Endosc Surg. 2015; 8:148–52.
68. Honca M, Kose EA, Bulus H, Horasanli E. The postoperative analgesic efficacy of intraperitoneal bupivacaine compared with levobupivacaine in laparoscopic cholecystectomy. Acta Chir Belg. 2014; 114:174–8.
69. Kaushal-Deep SM, Anees A, Khan S, Khan MA, Lodhi M. Randomized controlled study of intraincisional infiltration versus intraperitoneal instillation of standardized dose of ropivacaine 0.2% in post-laparoscopic cholecystectomy pain: do we really need high doses of local anesthetics-time to rethink! Surg Endosc. 2018; 32:3321–41.
70. Swati S, Shagufta N, Erum O, Adil A, Urvashi Y. Ultrasound-guided intercostal nerve block and subcostal transversus abdominis plane block for postoperative analgesia in patients posted for open cholecystectomy: a randomized controlled trial. Anesth Essays Res. 2020; 14:376–83.
71. Kitamura N, Iida H, Maehira H, Mori H, Sada Y, Shimizu T, et al. Postoperative analgesic effect of ultrasound-guided rectus sheath block and local anesthetic infiltration after laparoscopic cholecystectomy: results of a prospective randomized controlled trial. Asian J Endosc Surg. 2022; 15:29–35.
72. Sandhya S, Puthenveettil N, Vinodan K. Intraperitoneal nebulization of ropivacaine for control of pain after laparoscopic cholecystectomy -A randomized control trial. J Anaesthesiol Clin Pharmacol. 2021; 37:443–8.
73. Gündost L, Koltka K, Sivrikoz N, Turhan Ö, Hündür D, Yavru HA, et al. Effects of paravertebral block and intravenous analgesic methods on postoperative pain management and opioid consumption in laparoscopic cholecystectomies. Agri. 2020; 32:202–7.
74. Ali L, Waseem M, Iqbal A. Comparison of analgesic efficacy of transversus abdominis plane block with conventional local anesthetic wound infiltration. Pak Armed Forces Med J. 2018; 68:1106–10.
75. Ng A, Swami A, Smith G, Robertson G, Lloyd DM. Is intraperitoneal levobupivacaine with epinephrine useful for analgesia following laparoscopic cholecystectomy? A randomized controlled trial. Eur J Anaesthesiol. 2004; 21:653–7.
76. Ortiz J, Suliburk JW, Wu K, Bailard NS, Mason C, Minard CG, et al. Bilateral transversus abdominis plane block does not decrease postoperative pain after laparoscopic cholecystectomy when compared with local anesthetic infiltration of trocar insertion sites. Reg Anesth Pain Med. 2012; 37:188–92.
77. Bhatia N, Arora S, Jyotsna W, Kaur G. Comparison of posterior and subcostal approaches to ultrasound-guided transverse abdominis plane block for postoperative analgesia in laparoscopic cholecystectomy. J Clin Anesth. 2014; 26:294–9.
78. Arık E, Akkaya T, Ozciftci S, Alptekin A, Balas Ş. Unilateral transversus abdominis plane block and port-site infiltration: comparison of postoperative analgesic efficacy in laparoscopic cholecystectomy. Anaesthesist. 2020; 69:270–6.
79. Khandelwal H, Parag K, Singh A, Anand N, Govil N. Comparison of subcostal transversus abdominis block with intraperitoneal instillation of levobupivacaine for pain relief after laparoscopic cholecystectomy: a prospective study. Anesth Essays Res. 2019; 13:144–8.
80. Zayas-González H, González-Hernández A, Manzano-García A, Hernández-Rivero D, García-Cuevas MA, Granados-Mortera JC, et al. Effect of local infiltration with oxytocin on hemodynamic response to surgical incision and postoperative pain in patients having open laparoscopic surgery under general anesthesia. Eur J Pain. 2019; 23:1519–26.
81. Pasqualucci A, Contardo R, Da Broi U, Colo F, Terrosu G, Donini A, et al. The effects of intraperitoneal local anesthetic on analgesic requirements and endocrine response after laparoscopic cholecystectomy: a randomized double-blind controlled study. J Laparoendosc Surg. 1994; 4:405–12.
82. Rademaker BM, Kalkman CJ, Odoom JA, de Wit L, Ringers J. Intraperitoneal local anaesthetics after laparoscopic cholecystectomy: effects on postoperative pain, metabolic responses and lung function. Br J Anaesth. 1994; 72:263–6.
83. Houben AM, Moreau AJ, Detry OM, Kaba A, Joris JL. Bilateral subcostal transversus abdominis plane block does not improve the postoperative analgesia provided by multimodal analgesia after laparoscopic cholecystectomy: a randomised placebo-controlled trial. Eur J Anaesthesiol. 2019; 36:772–7.
84. Ra YS, Kim CH, Lee GY, Han JI. The analgesic effect of the ultrasound-guided transverse abdominis plane block after laparoscopic cholecystectomy. Korean J Anesthesiol. 2010; 58:362–8.
85. Garcia JB, Alencar Júnior AM, Santos CE. Intraperitoneal administration of 50% enantiomeric excess (S75-R25) bupivacaine in postoperative analgesia of laparoscopic cholecystectomy. Rev Bras Anestesiol. 2007; 57:344–55.
86. Kucuk C, Kadiogullari N, Canoler O, Savli S. A placebo-controlled comparison of bupivacaine and ropivacaine instillation for preventing postoperative pain after laparoscopic cholecystectomy. Surg Today. 2007; 37:396–400.
87. Govil N, Kumar P. Intraperitoneal levobupivacaine with or without clonidine for pain relief after laparoscopic cholecystectomy: a randomized, double-blind, placebo-controlled trial. Anesth Essays Res. 2017; 11:125–8.
88. Altuntaş G, Akkaya ÖT, Özkan D, Sayın MM, Balas Ş, Özlü E. Comparison of intraabdominal and trocar site local anaesthetic infiltration on postoperative analgesia after laparoscopic cholecystectomy. Turk J Anaesthesiol Reanim. 2016; 44:306–11.
89. Karaman Y, Kebapçı E, Görgün M, Güvenli Y, Tekgül Z. Post-laparoscopic cholecystectomy pain: effects of preincisional infiltration and intraperitoneal levobupivacaine 0.25% on pain control-a randomized prospective double-blinded placebo-controlled trial. Turk J Anaesthesiol Reanim. 2014; 42:80–5.
90. Park JS, Choi GS, Kwak KH, Jung H, Jeon Y, Park S, et al. Effect of local wound infiltration and transversus abdominis plane block on morphine use after laparoscopic colectomy: a nonrandomized, single-blind prospective study. J Surg Res. 2015; 195:61–6.
91. Bava EP, Ramachandran R, Rewari V, Chandralekha , Bansal VK, Trikha A. Analgesic efficacy of ultrasound guided transversus abdominis plane block versus local anesthetic infiltration in adult patients undergoing single incision laparoscopic cholecystectomy: a randomized controlled trial. Anesth Essays Res. 2016; 10:561–7.
92. Agarwal A, Batra RK, Chhabra A, Subramaniam R, Misra MC. The evaluation of efficacy and safety of paravertebral block for perioperative analgesia in patients undergoing laparoscopic cholecystectomy. Saudi J Anaesth. 2012; 6:344–9.
93. Ingelmo PM, Bucciero M, Somaini M, Sahillioglu E, Garbagnati A, Charton A, et al. Intraperitoneal nebulization of ropivacaine for pain control after laparoscopic cholecystectomy: a double-blind, randomized, placebo-controlled trial. Br J Anaesth. 2013; 110:800–6.
94. Castillo-Garza G, Díaz-Elizondo JA, Cuello-García CA, Villegas-Cabello O. Irrigation with bupivacaine at the surgical bed for postoperative pain relief after laparoscopic cholecystectomy. JSLS. 2012; 16:105–11.
95. Verma GR, Lyngdoh TS, Kaman L, Bala I. Placement of 0.5% bupivacaine-soaked Surgicel in the gallbladder bed is effective for pain after laparoscopic cholecystectomy. Surg Endosc. 2006; 20:1560–4.
96. Ökmen K, Metin Ökmen B, Topal S. Ultrasound-guided posterior quadratus lumborum block for postoperative pain after laparoscopic cholecystectomy: a randomized controlled double blind study. J Clin Anesth. 2018; 49:112–7.
97. Berven S, Horvath K, Brooks DC. The effect of topical intraperitoneal bupivacaine on post-operative pain following laparoscopic cholecystectomy. Minim Invasive Ther. 1995; 4:67–71.
98. Labaille T, Mazoit JX, Paqueron X, Franco D, Benhamou D. The clinical efficacy and pharmacokinetics of intraperitoneal ropivacaine for laparoscopic cholecystectomy. Anesth Analg. 2002; 94:100–5.
99. Vindal A, Sarda H, Lal P. Laparoscopically guided transversus abdominis plane block offers better pain relief after laparoscopic cholecystectomy: results of a triple blind randomized controlled trial. Surg Endosc. 2021; 35:1713–21.
100. Manan A, Khan AA, Ahmad I, Usman M, Jamil T, Sajid MA. Intraperitoneal bupivacaine as post-laparoscopic cholecystectomy analgesia. J Coll Physicians Surg Pak. 2020; 30:9–12.
101. Louizos AA, Hadzilia SJ, Leandros E, Kouroukli IK, Georgiou LG, Bramis JP. Postoperative pain relief after laparoscopic cholecystectomy: a placebo-controlled double-blind randomized trial of preincisional infiltration and intraperitoneal instillation of levobupivacaine 0.25%. Surg Endosc. 2005; 19:1503–6.
102. Jabbour-Khoury SI, Dabbous AS, Gerges FJ, Azar MS, Ayoub CM, Khoury GS. Intraperitoneal and intravenous routes for pain relief in laparoscopic cholecystectomy. JSLS. 2005; 9:316–21.
103. Papaziogas B, Argiriadou H, Papagiannopoulou P, Pavlidis T, Georgiou M, Sfyra E, et al. Preincisional intravenous low-dose ketamine and local infiltration with ropivacaine reduces postoperative pain after laparoscopic cholecystectomy. Surg Endosc. 2001; 15:1030–3.
104. Barazanchi AW, Macfater WS, Rahiri JL, Tutone S, Hill AG, Joshi GP; PROSPECT collaboration. Evidence-based management of pain after laparoscopic cholecystectomy: a PROSPECT review update. Br J Anaesth. 2018; 121:787–803.
105. Hussain N, Brull R, Noble J, Weaver T, Essandoh M, McCartney CJ, et al. Statistically significant but clinically unimportant: a systematic review and meta-analysis of the analgesic benefits of erector spinae plane block following breast cancer surgery. Reg Anesth Pain Med. 2021; 46:3–12.
106. Muñoz-Leyva F, El-Boghdadly K, Chan V. Is the minimal clinically important difference (MCID) in acute pain a good measure of analgesic efficacy in regional anesthesia? Reg Anesth Pain Med. 2020; 45:1000–5.
107. Joris J, Thiry E, Paris P, Weerts J, Lamy M. Pain after laparoscopic cholecystectomy: characteristics and effect of intraperitoneal bupivacaine. Anesth Analg. 1995; 81:379–84.
108. Jorgensen JO, Gillies RB, Hunt DR, Caplehorn JR, Lumley T. A simple and effective way to reduce postoperative pain after laparoscopic cholecystectomy. Aust N Z J Surg. 1995; 65:466–9.