Quality Assurance

Innovative Products that Meet World Quality Standards


Since its inception, United Orthopedic has been committed to quality, value and innovative product design. QA teams, comprised of engineers, scientists and QA/QC inspectors, continually monitor operations to ensure compliance with stringent international manufacturing and performance standards. To date, patents issued and patents pending for United Orthopedic Corporation’s value-rich arthroplasty products and instruments total more than 70.

ISO-compliant Quality Management Systems


United Orthopedic Corporation operates Quality Management Systems (QMS) that comply with ISO 13485:2016 requirements, as determined by BSI. We also hold the CE Mark for European operations and are cleared for marketing in the US.

"Clinically Proven Design"

United Orthopedic bases its hip and knee arthroplasty implant and instrument designs on firsthand practitioner input, as well as clinical research and in-depth market studies. To help ensure consistent quality, reliability and efficacy, we perform and manage all critical manufacturing processes in-house, including:

  • Forming: forging and precision casting
  • Cutting: milling, turning, threading, grinding and filing
  • Surfacing: blasting, tumbling, polishing, sintering
  • Thermal treatment: annealing, solution treatment
  • Cleaning,  chemical treatment: passivation, electrode polishing, anodizing
  • Inspection: gage instruments, optical comparator, coordinate measuring maching, roundness, roughness, hardness