Precision Medical was founded by Dr Lai Kah Weng an orthopaedic surgeon, together with his co-founder Dr Tan Mian Yi, a general practitioner. With their 30 years of clinical experience, they have deep insight into current clinical diagnosis methodology and medical treatment modalities. Being innately involved in innovation and enterprise since young, both doctors are now venturing beyond their clinic boundaries to develop medical technology-related products and services.

Precision Medical has successfully obtained a grant from SPRING Singapore, and is currently collaborating with researchers and professionals from various academic institutions.

Dr Lai Kah Weng



  • MBBS (S’pore), Dip Aviation Med (UK), MRCS (Edinburgh), M.Med (Ortho), FRCS (Edinburgh) (Orth)
  • Specialty Interest in Arthroscopic Joint and Ligament Reconstruction Surgery, Knee and Hip Replacement and Orthopaedic Trauma

A consultant orthopaedic surgeon in private practice, Dr Lai is also a Visiting Consultant to Singapore General Hospital. He is initiating a study on sports-injury patients using technology developed at Precision Medical.

Previously Consultant in NUH (2012-2016), he was the Principal Investigator in a biomechanics research project, which he presented on the podium at ISAKOS, a prestigious international orthopaedic conference in Shanghai held in June 2017.

He spent 13 years in the RSAF as Flight Surgeon, which included a stint as the Branch Head of Performance Maximization- which undertook all medical research and development for the Air Force Medical Service.

A keen sportsman, Dr Lai played international rugby for Singapore, and currently volunteers as Medical Director of Singapore Rugby Union.


Dr Tan Mian Yi

  • MBBS (S’pore), MRCS (Edinburgh)
  • Specialty Interest in General Practice and Family Medicine

As a co-founder and a research director, Dr Tan is a promising family physician in private practice.

Rugby is his connection with his co-founder, a sport which he captained in his schoolboy, local club and national teams. His passion for physical challenges has currently led him to crossfit, a sport that requires from him a visceral understanding of movement and biomechanics.

Dr Tan had served in the Singapore Army and notably helmed the Joint Medical Operations Branch, where he was responsible for all medical operations within the SAF. This also includes coordinating the contact between various foreign militaries and other ministries in Singapore. Dr Tan is currently pursuing a dual-MBA degree from Tsinghua-INSEAD EMBA Programme.