“Laparoscopic Sleeve gastrectomy”, Oral VDO Presentation in ELSA 2015 ,Daegu,Korea from September 2-5 2015
“Super super obesity: Early outcome after laparoscopic sleeve gastrectomy and gastric bypass in observational study” ,Tanompetsanga R , Wittayapairoch J, Vichajarn P et al ,Poster presentation ,SAGES 2016 MA,Boston from March 16-19 2016
“Laparoscopic enucleation in esophageal leiomyoma,step by step” ,Oral VDO presentation in IASGO 2016 ,Seoul ,Korea from September 7-10 2016
“Precise laparoscopic left hepatectomy” ,Oral Video presentation in 6th Asian-Pacific
Hepato-Pancreato-Biliary Association and th 29th Meeting of the Japanese Society of Hepato-biliary-Pancreatic Surgery(A-PHPBA/29th JSHBPS) at PACIFICO ,Yokohama ,Japan ;7-10 June 2017
Combined Modified Blumgart and dunking technique for pancreaticojejunostomy in total laparoscopic pancreaticoduodenectomy ,VDO presentation in IASGO 2019, Moscow, Russia from September 9-12 2018
Step approach ,laparoscopic pancreaticoduodenectomy in resection phase, HPB video presentation in 14th ELSA 2019, Chiang Mai, Thailand from 22-24 November 2019
Management in Severe acute pancreatitis, Rural Surgery (ชมรมศัลยแพทย์ภาคตะวันออกเฉียงเหนือ ) 10-11 May 2012 at Khonkaen hospital, Khonkaen
Trouble shooting in Each step ,4th compulsory training in Laparoscopic surgery for resident ,King Chulalongkorn memorial hospital ,bangkok from 26 February 2015
Patient positioning for Bariatric surgery ,Live demonstration laparoscopic surgery in morbid obesity ,Naresuan University Hospital,Pisanuloak from 16 March 2015
Trouble shooting in Each step ,5th compulsory training in Laparoscopic surgery for resident ,4th floor ,Chula Minimally Invasive surgery Training Center ,Pattayapat Building,Faculty of Medicine,King Chulalongkorn memorial hospital ,Bangkok from 23 July 2015
VDO session :Laparoscopic Left Hepatectomy : 4th MESDA-HPB basic course in laparoscopic liver surgery ,Olympus T-TEC building Bangkok ,Thailand 15-16 June 2017
Tip & Trick for a formal left hepatectomy : Masterclass 2018 : Laparoscopic liver surgery (Skill-Technique-Technologies) Bangkok, Thailand from 26-27 January 2018
Laparoscopic left hepatectomy : Fundamentals in laparoscopic hepatectomy (1st PSU-NCI Cadaveric Workshop in laparoscopic hepatectomy) Songklanagarind Hospital ,Hat Yai ,Thailand from 1 March 2018
Essencial anatomy in laparoscopic pancreatic surgery : 10th workshop laparoscopic pancreatic surgery ,Olympus T-TEC building Bangkok ,Thailand 13-14 December 2018