Biomechanical testing and modelling

Biomechanical modeling, testing and prototyping to find optimal solutions to clinical questions

Study design

  • Customized experimental model development to answer a wide range of research questions


Biomechanical testing

  • State of the art test equipment
  • Servo hydraulic test machines
  • Electro dynamic test machines
  • Electro mechanical test machines
  • X-ray, video, and motion tracking analyses
  • Tailored test setups
  • Advanced testing protocols using in vivo recorded load patterns


Computer aided design / Finite elements analysis

Design, testing, and analysis of implants, instruments, prostheses, and bone-implant constructions



  • Well equipped prototype workshop
  • Milling, turning, wire cutting electrical discharge machining (EDM), and surface finishing
  • Production of high quality instruments, test rigs, and prototype implants
  • To commission work from the ARI workshop and to learn more about the workshop's tools and professional expertise, click here.


Preparation rooms

  • Well equipped anatomy laboratories for specimen preparation, instrumentation, and embedding
  • Testing on a variety of human and animal cadaveric bones

Biomechanical and FE studies: support from project design to publication

Radiograph of distal femur with two plates for epiphysiodesis, superimposed with illustration of the resulting strains in one of the deformed screws during management of leg length discrepancy in children and adolescents

Two-leg alternate loading pelvic model


  • Multidisciplinary team (engineers, physicists, technicians, medical fellows)
  • Highly trained polymechanics for computer numeric control (CNC) machines


  • ISO 9001 ISO
  • 13485 (medical devices)


Ulrich Bentz

AO Research Institute Davos

Clavadelerstrasse 8

7270 Davos Platz


Tel.: +41 81 414 23 26


Send e-mail >

Preclinical surgery

Medical imaging

Histology, tissue morphology and microscopy

Tissue engineering and cell biology

Infection studies

Meet the team

Learn more about the staff of the AO Research Institute.