Heng Gan

MBBCH, FRCA, FRCPC, MRCPCH, MA

Investigator and Pediatric Cardiac Anesthesiologist, BC Children's Hospital

One of my current research projects aims to identify research outcomes after surgery that are most valued by patients, parents and healthcare workers. Another project aims to investigate the safety and effectiveness of blood salvage techniques during bone cancer surgery in children.

Academic Affiliations

  • Clinical Assistant Professor, , Department of Anesthesiology, Pharmacology & Therapeutics, Faculty of Medicine, University of British Columbia
  • Research Theme: Evidence to Innovation
  • Research Group(s): Clinical Practice, Outcomes and Innovation; Clinical and Community Data, Analytics and Informatics

Contact Information

Location

4500 Oak Street, Vancouver, British Columbia, Canada, V6H 3N1

Using peri-operative patient- and parent-reported experience and outcome measures to identify paediatric postsurgical recovery trajectories: an observational cohort study

Anaesthesia

Samantha Pang and Nicholas West and Haoyu Zhao and Jessica Luo and Neil K. Chadha and Lynnie R. Correll and Heng Gan and Matthias Grges

DOI: 10.1111/anae.70180

02 / 2026

Parental Perspectives on Pediatric Surgical Recovery: Narrative Analysis of Free-Text Comments From a Postoperative Survey (Preprint)

Jessica Luo and Nicholas C West and Samantha Pang and Julie M Robillard and Patricia Page and Neil K Chadha and Heng Gan and Lynnie R Correll and Randa Ridgway and Natasha Broemling and Matthias Grges

DOI: 10.2196/preprints.65198

08 / 2024

Parental Perspectives on Pediatric Surgical Recovery: Narrative Analysis of Free-Text Comments From a Postoperative Survey

Jmir Perioperative Medicine

Luo, J. and West, N.C. and Pang, S. and Robillard, J.M. and Page, P. and Chadha, N.K. and Gan, H. and Correll, L.R. and Ridgway, R. and Broemling, N. and G{\"o}rges, M. and Chen, J. and Sreepada, R.S. and Wood, M.D. and Loftsgard, K.C. and Portales-Casamar, E. and Morrison, C.

DOI: 10.2196/65198

Counting: An imprecise reference standard for respiratory rate measurement

Pediatric Pulmonology

Ansermino, J.M. and Ginsburg, A.S. and Dunsmuir, D. and Karlen, W. and Gan, H. and Njeru, C.M. and Dumont, G.A.

DOI: 10.1002/ppul.26208

Are respiratory rate counters really so bad? Throwing the baby out with the bath water.

EClinicalMedicine

DOI: 10.1016/j.eclinm.2019.09.013 PubMed: 31832612

10 / 2019

The Performance of a Mobile Phone Respiratory Rate Counter Compared to the WHO ARI Timer.

Journal of healthcare engineering

DOI: 10.1260/2040-2295.6.4.691 PubMed: 27010948

01 / 2015

Healthcare Engineering Defined: A White Paper.

Journal of healthcare engineering

DOI: 10.1260/2040-2295.6.4.635 PubMed: 27010831

01 / 2015

A cohort study of morbidity, mortality and health seeking behavior following rural health center visits by children under 12 in southwestern Uganda.

PloS one

DOI: 10.1371/journal.pone.0118055 PubMed: 25635947

01 / 2015

Erratum: Improving the accuracy and efficiency of respiratory rate measurements in children using mobile devices (PLoS ONE (2015) 9: 6 (e99266))

PLoS ONE

Karlen, W. and Gan, H. and Chiu, M. and Dunsmuir, D. and Zhou, G.

DOI: 10.1371/journal.pone.0118260

Improving the accuracy and efficiency of respiratory rate measurements in children using mobile devices.

PloS one

DOI: 10.1371/journal.pone.0099266 PubMed: 24919062

06 / 2014

Pediatric surgical camps as one model of global surgical partnership: a way forward.

Journal of pediatric surgery

DOI: 10.1016/j.jpedsurg.2014.02.069 PubMed: 24851771

02 / 2014

Assessing the quality of manual respiratory rate measurements using mobile devices

IET Conference Publications

Karlen, W. and Wiens, M.O. and Gan, H. and Dunsmuir, D. and Chiu, M. and Dumont, G.A. and Ansermino, J.M.

Predicting fluid responsiveness in children: a systematic review.

Anesthesia and analgesia

DOI: 10.1213/ane.0b013e3182a9557e PubMed: 24257389

12 / 2013

Ultra-low-cost clinical pulse oximetry.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

DOI: 10.1109/embc.2013.6610140 PubMed: 24110327

01 / 2013

Interactive visual analysis of intensive care unit data: Relationship between serum sodium concentration, its rate of change and survival outcome

GRAPP 2012 IVAPP 2012 - Proceedings of the International Conference on Computer Graphics Theory and Applications and International Conference on Information Visualization Theory and Applications

Matkovi?, K. and Gan, H. and Ammer, A. and Bennett, D. and Purgathofer, W. and Terblanche, M.

Core Outcomes in Children undergoing Anesthesia and Surgery: A multi-center stakeholder engagement study

• Researchers studying children undergoing anesthesia and surgery currently lack guidance about what outcomes are important to measure. As a result, a wide range of different outcomes are measured in their research, outcomes that have unclear relevance to children, parents, and their healthcare team.
• In this project we will be directly engaging members of these stakeholder groups to identify those outcomes that these stakeholders consider most important after surgery in children.
• The overall study aim is to ask key stakeholder groups to identify outcomes of greatest importance for pediatric patients undergoing anesthesia and surgery. Specifically, we will undertake surveys and semistructured interviews to gather views from pediatric surgical patients, their parents/guardians, and perioperative healthcare professionals about what outcomes are important.

Intra-operative Cell Salvage for Pediatric Bone Cancer Surgery

• Osteosarcoma and Ewing sarcoma are bone cancers that typically occur in children and are usually treated with a combination of surgery, chemotherapy, and radiotherapy. The possibility of major blood loss during the operation is high and transfusion of donated blood, with all the attendant risks, is often required.
• Intra-operative cell salvage refers to the collection, processing, and re-transfusion of blood lost during surgery. This well-established technique minimizes the need for transfusion of donated blood, but its adoption for cancer surgery has been limited by the theoretical risk of reintroducing tumor cells into the patient’s bloodstream. While recent evidence that a special filter effectively removes tumor cells from salvaged blood has led to increased use of cell salvage during cancer surgery in adults, its use in children remains uncommon.
• In a new collaboration between The Department of Anesthesia and The Department of Pathology and Laboratory Medicine, we propose a two-part study to investigate the safety and efficacy of cell salvage during bone cancer surgery in children. Phase I is laboratory based and will use flow cytometry to determine the lower limit of detection of tumor cells in blood. In Phase II we will use patient blood collected through cell salvage, with and without a filter, to determine the number of tumor cells present.

Honours & Awards

Thrasher Research Fund Early Career Award, 2012-2014

Best Poster Presentation, Association of Paediatric Anaesthetists Annual Scientific Meeting, 2015

Mobile Health & Ambient Assistive Technology Challenge (Bronze), Conference on Mobile and Information Technologies in Medicine and Health, Prague, 2014

Our Research

At BC Children’s, we are making discoveries that save lives and transform health care for children in our province and around the world. Our research portfolio includes basic, clinical, population, and public health research.

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