Study to compare postoperative pain relief by using Intraperitoneal Sodium bicarbonate versus normal saline irrigation

INTERVENTION: Intervention1: SODIUM BICARBONATE: SODIUM BICARBONATE IS A NON TOXIC, NON IRRITANT AND MOSTLY USED IN MANY PLACES. Control Intervention1: NORMAL SALINE: ITS A VERY COMMON ROUTINE ONE IN MEDICAL PRACTICE USED DAY TO DAY IN MANY CENTRES. CONDITION: Health Condition 1: K802‐ Calculus of gallbladder without cholecystitis Health Condition 2: K828‐ Other specified diseases of gallbladder PRIMARY OUTCOME: Postoperative pain score ‐VAS following laparoscopic cholecystectomy, assessed at 6,12 and 24 hours postoperatively.Timepoint: Postoperative pain score ‐VAS following laparoscopic cholecystectomy, assessed at 6,12 and 24 hours postoperatively. SECONDARY OUTCOME: 1.Shoulder tip pain score ; 2.Total analgesic requirement ; 3.Time to first rescue analgesic ; 4.Postoperative complicationsTimepoint: 6,12 & 24 hours INCLUSION CRITERIA: 1.PATIENTS SCHEDULED FOR ELECTIVE LAPAROSCOPIC CHOLECYSTECTOMY 2.PATIENTS MUST HAVE A CONFIRMED DIAGNOSIS OF 2.a.SYMPTOMATIC CHOLELITHIASIS 2.b.CHRONIC CALCULOUS CHOLECYSTITIS 2.c.GALLBLADDER POLYP OR BILIARY DYSKINESIA. 3.PATIENTS WILLING TO PROVIDE INFORMED CONSENT