NANOS Neck Preserving Hip Stem — NANOS  

Primary Osteoarthritis Clinical Trial

Official title: A Prospective, Multicenter, Clinical Outcome Study of the NANOS Neck Preserving Stem in Patients With Degenerative Hip Joint Disease

Status Terminated

Clinical Trial Summary

The objective of this study is to determine the long-term safety and effectiveness of the NANOS neck preserving stem in terms of radiographic and clinical performance as well as short-, mid- and long-term survivorship

Clinical Trial Description

The goal of this multicenter clinical observation is to validate short-, mid-, and long-term outcome (efficacy and safety) of the NANOS neck preserving hip stem.

Effectiveness Measures:

• Evaluation of function, range of motion (ROM) and pain as assessed by Harris Hip Score, HOOS Score [4-6], UCLA Activity Rating [7]

• Radiographic changes as defined by radiolucent lines, osteolysis, hypo- and hypertrophy, implant loosening or migration

Safety evaluations:

• Intra- and peri-operative device-related adverse events (AE) and complications up to discharge

• Postoperative AE up to 10 years ;

Related Conditions & MeSH terms

• Avascular Femoral Neck Necrosis
• Dysplasia Osteoarthritis
• Intact Femoral Neck With Good Bone Quality
• Necrosis
• Osteoarthritis
• Post-Traumatic Femoral Neck Necrosis
• Primary Osteoarthritis
• Secondary Osteoarthritis

• NCT number: NCT04036279
• Study type: Observational
• Source: Smith & Nephew, Inc.
• Status: Terminated
• Start date: January 21, 2010
• Completion date: March 2023