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Sng Ban Leong

Assoc Prof Sng Ban Leong

MBBS, MMed (Anaes), FANZCA, FFPMANZCA, MCI, FAMS

Head & Senior Consultant

Specialty: Women's Anaesthesia

Sub-specialties: O&G Anaesthesia, Pain Management

Conditions Treated by this Doctor:
Acute Pain, Labour Pain.

Clinical Appointments

  • Associate Professor Women's Anaesthesia KK Women's and Children's HospitalKK Women's and Children's Hospital

Academic Appointments

  • Academic Vice Chair, Research SingHealth Duke-NUS Anaesthesiology & Perioperative Sciences Academic Clinical Programme

Profile

Dr Sng Ban Leong is a Senior consultant and Head of Department at Women's Anaesthesia, KK Women’s and Children’s Hospital (KKH). He is an Associate Professor at Duke-NUS Medical School Singapore. He is the Academic Vice Chair (Research) of SingHealth Anaesthesiology and Perioperative Sciences ACP, Director of KK Research Centre, Office of Academic Development, KKH.

Dr Sng received his medical degree from National University of Singapore School. He completed his specialist training in Singapore and pain fellowship at the Royal Perth Hospital. He has been awarded several clinical research grants including the NMRC Clinician Scientist Award, NMRC NHIC I2D Grant, NMRC Clinical Trials Grant, NMRC Transition Award, Centre Grant and Singhealth Foundation Clinical Trials Grant.

Dr Sng is a mentor and co-mentor of the Duke-NUS Year 3 student projects and teaching in the Anesthesiology Integrated Program. He has won the NUS Dean's Award for Teaching Excellence (2014). He is also the Clinician Scientist Mentor and Core Faculty in the Singhealth Anesthesiology Residency Program and coordinates the obstetric anaesthesia research elective for senior residents.

Education

  • MCI, National University of Singapore 2012
  • FFPMANZCA (Faculty of Pain Medicine Australian and New Zealand College of Anaesthetists) 2011
  • FANZCA (Australian and New Zealand College of Anaesthetists) 2010
  • MMed (Anaesthesiology), National University of Singapore 2006
  • MBBS, National University of Singapore 1999

Professional Appointments and Committee Memberships

  • Associate Professor, Duke-NUS Medical School Singapore
  • Director, KK Research Centre, Office of Academic Development, KK Women’s and Children’s Hospital 2018
  • Senior Consultant and Head of Department, Women’s Anaesthesia, KK Women’s and Children’s Hospital 2017 - Present
  • Associate Professor, Duke-NUS Medical School Singapore 2016-present
  • Academic Vice Chair (Research), SingHealth Anaesthesiology and Perioperative Sciences ACP 2016-present
  • Director, KK Research Centre, Office of Academic Development, KK Women’s and Children’s Hospital 2016-present
  • Chairman, KKH Research Committee 2016-present
  • Adjunct Assistant Professor, Faculty of Engineering, NUS 2013-present
  • Senior Clinical Lecturer, Yong Loo Lin School of Medicine, Medicine, NUS 2011-present
  • Clinician-Scientist Mentor and Core Faculty, Singhealth Anaesthesiology Residency Programme

Awards

  • 2017 SingHealth Excellence Awards 2017 - Distinguished Researcher Award
  • 2017 AM-ETHOS Academic Mentor Development Fellowship
  • 2016 Clinician Scientist Award National Medical Research Council Award
  • 2016 Singapore Quality Service (Star) Award
  • 2015 Publish! Award (Medical Research) Singapore Health Services
  • 2014 Publish! Award (Medical Research) Singapore Health Services
  • 2013 Transition Award National Medical Research Council Award
  • 2010 National Research Foundation- Ministry of Health Healthcare Research Award -- Masters in Clinical Investigation
  • 2008 Singapore Health Services Best Registrar Award
  • 2008 Health Manpower Development Plan Award for Pain Medicine Training
  • 2005 Best Trainee Award, Singapore Society of Anaesthesiologists

Research Interests

  • Persistent Postsurgical Pain
  • Obstetric Anaesthesia and Analgesia
  • Vasopressor Delivery System
  • Epidural and Intravenous Analgesia Delivery System

Publications and Research Trials

  • Chan J, Dabas R, Reena HN, Sng BL. Fever during Labour Epidural Analgesia. Trends in Anaesthesia and Critical Care. 2018 Apr 18. (accepted publication)
  • Lee J, Nagarajan S, Tan CW, Sng BL. Persistent post-Caesarean pain. Trends in Anaesthesia and Critical Care. 2018 Apr 3. (accepted publication)
  • Sng BL, Ching YY, Han NR, Ithnin FB, Sultana R, Assam PN, Sia ATH. Incidence and association factors for the development of chronic post-hysterectomy pain at 4- and 6-month follow-up: a prospective cohort study. J Pain Res. 2018 Mar 27;11:629-636.
  • Sng BL, Du W, Lee MX, Ithnin F, Mathur D, Leong WL, Sultana R, Han NR, Sia AT. Comparison of double intravenous vasopressor automated system using nexfin versus manual vasopressor bolus administration for maintenance of haemodynamic stability during spinal anaesthesia for caesarean delivery: A randomised double-blind controlled trial. Eur J Anaesthesiol. 2018 May;35(5):390-397.
  • Sng BL, Tan M, Yeoh CJ, Han NR, Sultana R, Assam PN, Sia AT. Incidence and risk factors for epidural re-siting in parturients with breakthrough pain during labour epidural analgesia: a cohort study. Int J Obstet Anesth. 2018 May;34:28-36.
  • Thay YJ, Goh QY, Han RN, Sultana R, Sng BL. Pruritus and postoperative nausea and vomiting after intrathecal morphine in spinal anaesthesia for caesarean section: Prospective cohort study. Proceedings of Singapore Healthcare. 2018 Mar 7:2010105818760340.
  • Li SY, Yao WY, Yuan YJ, Tay WS, Han NR, Sultana R, Assam PN, Sia AT, Sng BL. Supreme™ laryngeal mask airway use in general Anesthesia for category 2 and 3 Cesarean delivery: a prospective cohort study. BMC Anesthesiol. 2017 Dec 19;17(1):169.
  • Sng BL, Han NLR, Leong WL, Sultana R, Siddiqui FJ, Assam PN, Chan ES, Tan KH, Sia AT. Hyperbaric vs. isobaric bupivacaine for spinal anaesthesia for elective caesarean section: a Cochrane systematic review. Anaesthesia. 2018 Apr;73(4):499-511.
  • Leong WL, Sng BL, Zhang Q, Han NLR, Sultana R, Sia ATH. A case series of vital signs-controlled, patient-assisted intravenous analgesia (VPIA) using remifentanil for labour and delivery. Anaesthesia. 2017 Jul;72(7):845-852.
  • Ikhsan M, Tan KK, Oh TT, Lew JP, Sng BL. Gabor-based automatic spinal level identification in ultrasound. Conf Proc IEEE Eng Med Biol Soc. 2017 Jul;2017:3146-3149.
  • Sng BL, Sia ATH. Maintenance of epidural labour analgesia: The old, the new and the future. Best Pract Res Clin Anaesthesiol. 2017 Mar;31(1):15-22.
  • Sng BL, Ithnin FB, Mathur D, Lew E, Han NR, Sia AT. A preliminary assessment of the LMA protector™ in non-paralysed patients. BMC Anesthesiol. 2017 Feb 20;17(1):26.
  • Suhitharan T, Tu PTP, Chen HY, Tan EC, Assam PN, Sultana R, Han NLR, Sng BL. Investigating analgesic and psychological factors associated with risk of postpartum depression development: a case control study. Neuropsychiatr Dis Treat. 2016 Jun 9;12:1333-9.
  • Yip C, Han NR, Sng BL. Legal and ethical issues in research. Indian J Anaesth. 2016 Sep;60(9):684-688.
  • Leng YS, Yu S, Tan KK, Tildsley P, Sia AT, Sng BL. Development of a real-time lumbar ultrasound image processing system for epidural needle entry site localization. Conf Proc IEEE Eng Med Biol Soc. 2016 Aug;2016:4093-4096.
  • Ong J, Kirthinanda D, Loh SK, Sng BL. Strategies to reduce neuraxial analgesia failure during labour. Trends in Anaesthesia and Critical Care. 2016 Jun 1;7:41-6.
  • Tildsley P, Lim MJ, Sng BL. Ultrasound of the lumbar spine: Applications and advances. Trends in Anaesthesia and Critical Care. 2016 Jun 1;7:36-40.
  • Sng BL, Kwok SC, Mathur D, Ithnin F, Newton-Dunn C, Assam PN, Sultana R, Sia AT. Comparison of epidural oxycodone and epidural morphine for post-caesarean section analgesia: A randomised controlled trial. Indian J Anaesth. 2016 Mar; 60(3): 187-93.
  • Dunn CN, Zhang Q, Sia JT, Assam PN, Tagore S, Sng BL. Evaluation of timings and outcomes in category-one caesarean sections: A retrospective cohort study. Indian J Anaesth. 2016 Aug;60(8):546-51.
  • Tan EC, Lim EC, Ocampo CE, Allen JC, Sng BL, Sia AT. Common variants of catechol-O methyltransferase influence patient-controlled analgesia usage and postoperative pain in patients undergoing total hysterectomy. Pharmacogenomics J. 2016; 16(2):186-192
  • Kwok SC, Moo D, Sia ST, Razak AS, Sng BL. Childbirth pain and postpartum depression. Trends in Anaesthesia and Critical Care. 2015 Aug 1;5(4):95-100.
  • Sng BL, Kwok SC, Sia AT. Modern neuraxial labour analgesia. Curr Opin Anaesthesiol. 2015 Jun;28(3):285-9.
  • Paech M, Sng BL, Ng L, Nathan E, Sia A, Carvalho B. Methylnaltrexone to prevent intrathecal morphine-induced pruritus after Caesarean delivery: a multicentre, randomized clinical trial. Br J Anaesth. 2015 Mar;114(3):469-76.
  • Sng BL, Zhang Q, Leong WL, Ocampo C, Assam PN, Sia AT. Incidence and characteristics of breakthrough pain in parturients using computer-integrated patient-controlled epidural analgesia. J Clin Anesth. 2015 Jun;70(6):691-8.
  • Sng BL, Wang H, Assam PN, Sia AT. Assessment of an updated double-vasopressor automated system using Nexfin™ for the maintenance of haemodynamic stability to improve peri-operative outcome during spinal anaesthesia for caesarean section. Anaesthesia. 2015; 70(6):691-698.
  • Yu S; Tan KK; Sng BL; Li S; Sia ATH. Lumbar Ultrasound Image Feature Extraction and Classification with Support Vector Machine. Ultrasound in Medicine & Biology 2015; 41(10):2677-2898.
  • Sia AT, Tan KH, Sng BL, Lim Y, Chan ES, Siddiqui FJ. 4. Hyperbaric versus plain bupivacaine for spinal anesthesia for cesarean delivery. Anesth Analg. 2015 Jan;120(1):132-40.
  • Kwok S, Wang H, Sng BL. Post-caesarean analgesia. Trends in Anaesthesia and Critical Care. 2014 Dec 1;4(6):189-94.
  • Liu CW, Sng BL, Farida I. Obstetric anesthesia training: Facilitating teaching and learning. Trends in Anaesthesia and Critical Care. 2015 Feb 1;5(1):8-13.
  • Yu S, Tan KK, Sng BL, Li S, Sia AT. Feature extraction and classification for ultrasound images of lumbar spine with support vector machine. Conf Proc IEEE Eng Med Biol Soc. 2014;2014:4659-62.
  • Sng BL, Woo D, Leong WL, Wang H, Assam PN, Sia AT. Comparison of computer-integrated patient-controlled epidural analgesia with no initial basal infusion versus moderate basal infusion for labor and delivery: A randomized controlled trial. J Anaesthesiol Clin Pharmacol. 2014 Oct;30(4):496-501.
  • Sng BL, Leong WL, Zeng Y, Siddiqui FJ, Assam PN, Lim Y, Chan ES, Sia AT. Early versus late initiation of epidural analgesia for labour. Cochrane Database Syst Rev. 2014 Oct 9;(10):CD007238.
  • Yu S, Tan KK, Sng BL, Li S, Sia AT. Automatic identification of needle insertion site in epidural anesthesia with a cascading classifier. Ultrasound Med Biol. 2014 Sep;40(9):1980-90.
  • Zhang Q, Dunn CN, Sia JT, Sng BL. Category one caesarean section: A team-based approach. Trends in Anaesthesia and Critical Care. 2014 Aug 1;4(4):97-101.
  • Oh TT, Sng BL. Rethinking the rapid sequence induction in obstetrics. Trends in Anaesthesia and Critical Care. 2014 Jun 1;4(2):42-6.
  • Sia AT, Sng BL, Leo S. Novel vital signs-controlled, patient-assisted intravenous analgesia using remifentanil for labour and delivery. Int J Obstet Anesth. 2014 May;23(2):196-8.
  • Mathur D, Lim LF, Mathur M, Sng BL. Pituitary apoplexy with reversible cerebral vasoconstrictive syndrome after spinal anaesthesia for emergency caesarean section: an uncommon cause for postpartum headache. Anaesth Intensive Care. 2014 Jan;42(1):99-105.
  • Sng BL, Tan HS, Sia AT. Closed-loop double-vasopressor automated system vs manual bolus vasopressor to treat hypotension during spinal anaesthesia for caesarean section: a randomised controlled trial. Anaesthesia. 2014 Jan;69(1):37-45.
  • Sia AT, Sng BL, Tan HS. Interactive technology in obstetric anaesthesia and analgesia: exploring seamless solutions to jagged problems. Int J Obstet Anesth. 2013 Nov;22(4):322-8.
  • Chutatape A, Sng BL. The role of the supraglottic airway in general anaesthesia for Caesarean section. Trends in Anaesthesia and Critical Care. 2013 Jun 1;3(3):162-5.
  • Tan HS, Sng BL. Control of blood pressure during spinal anaesthesia for caesarean section. Trends in Anaesthesia and Critical Care. 2013 Jun 1;3(3):166-70.
  • Sia AT, Tan KH, Sng BL, Lim Y, Chan ES, Siddiqui FJ. Use of hyperbaric versus isobaric bupivacaine for spinal anaesthesia for caesarean section. Cochrane Database Syst Rev. 2013 May 31;5:CD005143.
  • Sia AT, Tan HS, Sng BL. Closed-loop double-vasopressor automated system to treat hypotension during spinal anaesthesia for caesarean section: a preliminary study. Anaesthesia. 2012 Dec;67(12): 1348-55.
  • Yao WY, Li SY, Sng BL, Lim Y, Sia AT. The LMA Supreme in 700 parturients undergoing Cesarean delivery: an observational study. Can J Anaesth. 2012 Jul;59(7):648-54.
  • Leong WL, Sng BL, Sia AT. A Comparison between Remifentanil and Meperidine for Labor Analgesia: A Systematic Review. Anesthesia and Analgesia. 2011 Oct;113(4):818-25.
  • Sng BL, Ithnin F. Proseal laryngeal mask airway as a rescue airway during emergency Caesarean section. Asean J Anaesth. 2011;12:14-2.
  • Sia AT, Sng BL, Lim EC, Law H, Tan EC. The influence of ATP-binding cassette sub-family B member -1 (ABCB1) genetic polymorphisms on acute and chronic pain after intrathecal morphine for caesarean section: a prospective cohort study. Int J Obstet Anesth. 2010 Jul;19(3):254-60.
  • Sng BL, Sia AT, Quek K, Woo D, Lim Y. Incidence and risk factors for chronic pain after caesarean section under spinal anaesthesia. Anaesth Intensive Care. 2009 Sep;37(5):748-52.
  • Sng BL, Schug SA. The role of opioids in managing chronic non-cancer pain. Ann Acad Med Singapore. 2009 Nov;38(11):960-6.
  • Leo S, Sng BL, Lim Y, Sia AT A randomized comparison of low doses of hyperbaric bupivacaine in combined spinal-epidural anesthesia for cesarean delivery. Anesth Analg. 2009 Nov;109(5):1600-5.
  • Yeoh SB, Sng BL, Sia AT. Anaesthesia for lower-segment caesarean section: Changing perspectives. Indian J Anaesth. 2010 Sep;54(5):409-14
  • Sng BL, Lim Y, Sia AT. An observational prospective cohort study of incidence and characteristics of failed spinal anaesthesia for caesarean section. Int J Obstet Anesth. 2009 Jul;18(3):237-41.
  • Desai S, Sng BL, Lim Y, Sia AT. Chronobiology of parturients receiving neuraxial labour analgesia with ropivacaine and fentanyl: a prospective cohort study. Int J Obstet Anesth. 2009 Jan;18(1):43-7.
  • Sng BL, Sia AT, Lim Y, Woo D, Ocampo C. Comparison of computer-integrated patient-controlled epidural analgesia and patient-controlled epidural analgesia with a basal infusion for labour and delivery. Anaesthesia and Intensive Care. 2009 Jan;37(1):46-53.
  • Sng BL, Pay LL, Sia AT. Comparison of 2% lignocaine with adrenaline and fentanyl, 0.75% ropivacaine and 0.5% levobupivacaine for extension of epidural analgesia for urgent caesarean section after low dose epidural infusion during labour. Anaesth Intensive Care. 2008 Sep;36(5):659-64.
  • Sng BL, Shah MK. Regional anaesthesia for Caesarean section in an ankylosing spondylitic patient with twin pregnancy. Eur J Anaesthesiol. 2008 Sep;25(9):767-9.
  • Kumar G, Sng BL, Kumar S. Correlation of capillary and venous blood glucometry with laboratory determination. Prehosp Emerg Care. 2004 Oct-Dec;8(4):378-83.

Research Trials

  • Comparison of the role of epidural analgesia versus non-epidural analgesia in postnatal depression and persistent pain development: a randomized controlled trial, 2017-2020
  • Prospective evaluation and risk assessment for persistent postsurgical pain after breast surgery: a prospective cohort study in Singapore and US, 2017-2018
  • Development of an ultrasound guided automated spinal landmark identification with real-time neuraxial needle insertion system (ULTRA-SINE study), 2017-2018
  • The use of Perioperative Music Listening on anxiety, pain, analgesia use and patient satisfaction in patients undergoing surgery, 2017-2018
  • The Association of Pain Catastrophizing and Angle Labour Pain Questionnaire with Postnatal Depression and Persistent Pain Development, 2017-2018
  • Vital-signs-integrated patient-assisted intravenous opioid analgesia for postsurgical pain: a novel modality to improve patient safety by detecting and preventing respiratory depression, 2015-2016
  • Automated Spinal Landmark Identification to improve Patient Safety and Efficacy during Neuraxial Anaesthesia Needle Insertion, 2016-2017
  • Comparison of variable-frequency automated mandatory bolus (VAMB), computer-integrated patient controlled epidural analgesia (CIPCEA) and conventional patient controlled epidural analgesia (PCEA) during labour based on their effects on labour pain, maternal outcomes, operative and instrumental deliveries: a randomised controlled trial, 2014-2018
  • Comprehensive pain programme to determine mechanism of transition of acute to chronic postsurgical pain- functional brain imaging, quantitative sensory testing, psychological and genetic screening: prospective cohort study, 2013-2016
  • A novel closed-loop integrated system for the maintenance of haemodynamic stability to improve perioperative outcome during spinal anaesthesia for caesarean section, 2013-2016
  • Automatic Spinal Landmarks Identification with Real-time Ultrasound Image Processing System for Healthy Volunteers, 2015-2017
  • Novel vital-sign patient-assisted intravenous analgesia with remifentanil for labour pain to reduce maternal desaturation and improve analgesic titration: a prospective cohort study, 2015-2017
  • An Investigation of a New Laryngeal Mask Airway (LMA Protector™), 2014
  • A randomized double blinded controlled trial to compare epidural oxycodone and epidural morphine for postoperative analgesia after Caesarean section, 2013-2014
  • Comparison of sugammadex versus neostigmine in women at high risk of postoperative nausea and vomiting after laparoscopic gynaecological surgery: a randomized controlled trial, 2013-2015
  • The Use of S-Ketamine versus Placebo during Target-Controlled Intravenous Anaesthesia to Reduce Morphine Consumption and Side Effects after Abdominal Hysterectomy: A Randomised Controlled Trial, 2013-2015
  • Methylnaltrexone to prevent intrathecal morphine-induced pruritus after Caesarean delivery: a randomized controlled trial (MEAN-ITCH), 2012-2013
  • Prediction of chronic pain in the Asian population – comprehensive programme encompassing dynamic psychophysical tests and genetic screening to determine and prevent persistent post-caesarean pain, 2010-2013
  • Novel closed loop blood pressure control - to improve perioperative outcome and to predict the risk of developing abnormal blood pressure due to adrenoceptor polymorphisms during anaesthesia, 2010-2012