Philip M. Simpson

About

Philip M. Simpson is a leading orthopaedic surgery researcher specializing in robotic-assisted joint arthroplasty, with a particular focus on total knee and total hip replacement outcomes. His work sits at the intersection of surgical innovation, clinical outcomes research, and health economics, making him a prominent voice in the evolving field of computer-assisted surgery. Simpson's most influential contribution is his 2021 systematic review and meta-analysis demonstrating that robotic-arm assisted total knee arthroplasty (RATKA) delivers superior component positioning accuracy and improved patient-reported outcomes compared to conventional manual techniques — a paper that has garnered 258 citations and become a foundational reference in the field. His parallel work on robotic-arm assisted total hip arthroplasty, accumulating over 200 combined citations across two major reviews, further solidified evidence supporting robotic platforms in hip reconstruction. His comparative studies on unicompartmental knee arthroplasty have highlighted the early functional advantages of robotic precision over traditional approaches. Beyond clinical outcomes, Simpson has expanded into health economics, publishing cost-utility analyses that examine the real-world financial viability of robotic surgery within both private and NHS settings — work critically important for healthcare policymakers. With over 500 total citations, his research continues to shape how surgeons and health systems evaluate the adoption of transformative robotic technologies.

Research Focus

Key Achievements

Top Papers

1. 1
   Robotic‐arm assisted total knee arthroplasty is associated with improved accuracy and patient reported outcomes: a systematic review and meta‐analysis

   258 citations · 2021
2. 2
   Robotic arm-assisted versus manual total hip arthroplasty

   140 citations · 2021
3. 3
   Robotic arm-assisted versus manual total hip arthroplasty

   69 citations · 2020
4. 4
   Robotic-assisted unicompartmental knee arthroplasty has a greater early functional outcome when compared to manual total knee arthroplasty for isolated medial compartment arthritis

   47 citations · 2020
5. 5
   A Cost-Utility Analysis of Robotic Arm-Assisted Total Hip Arthroplasty: Using Robotic Data from the Private Sector and Manual Data from the National Health Service

   17 citations · 2022
6. 6
   Correction to: Robotic‑arm assisted total knee arthroplasty is associated with improved accuracy and patient reported outcomes: a systematic review and meta‑analysis

   7 citations · 2021
7. 7
   Early muscle recovery following robotic-assisted unicompartmental knee arthroplasty

   2 citations · 2023

Key Collaborators

Contact & Links