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One of only seven Royal College of Surgeons specialist trial centres across the whole of the UK, SITU is a collaboration between the Nuffield Department of Surgical Sciences (NDS) and the Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS). We have an extensive portfolio of surgical trials and welcome expressions of interest from potential new researchers.

Surgical Intervention Trials Unit (SITU) logo

More information about NDS SITU and our work within surgical research can be found by following the links below.

About Us

Our Surgical Trials

Work With Us


NDS SITU Mission Statement


NDS SITU Core Principle

We design, develop and deliver high quality, innovative and impactful surgical trials using novel methodologies and technologies to shape the future of trial-based research and pave the way for evolution in clinical practice. We have established a nurturing environment that promotes continuous learning and development for all of our staff and collaborators and together we have an unfaltering dedication to implementing meaningful improvements in patient care and experience.

The NDS SITU team

Related research themes