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Feasibility study on osteoarthritis prevalence of amputees fitted with microprocessor controlled knee joints compared to mechanical systems

Feasibility study on osteoarthritis prevalence of amputees fitted with microprocessor controlled knee joints compared to mechanical systems

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00017435
Enrollment
60
Registered
2019-06-12
Start date
2019-06-27
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

M15-M19 M54.9

Interventions

Group 1: transfemoral amputees with MPK Group 2: transfemoral amputees with non MPK

Sponsors

Ottobock SE & Co. KGaA
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
40 Years to 80 Years

Inclusion criteria

Inclusion criteria: • Patient is 40-80 year old • Patient is male • Patient is able to express the consent for the study independently • Patient agree with the course of the study • Patient is transfemoral amputated or kneedisarticulated • the Amputation is unilateral • Patient has at least mobility 2 • Patient is at least amputated since 5 years at the beginning of the analysis • Patient use the appropriate knee Joint 3 years at the beginning of the analysis

Exclusion criteria

Exclusion criteria: • Patient with socket problems restricting mobility • Patients with diagnosed orthopaedic and neurologic impairments on the non amputated side independently of the amputation • Patient is not able/ won't attend the orders • Using a transverse-oval prosthetic socket • Using a microprocessor controlled foot

Design outcomes

Primary

MeasureTime frame
Primary Outcome is the prevalence of clinical Symptoms of knee osteoarthritis on the sound side using the ACR criteria amputees with and without MPK

Secondary

MeasureTime frame
Secundary Outcomes are clinical signs of hip, knee-, ankle- and foot osteoarthritis, backpain, patients mobility, biomechanical parameters for walking on level ground, stairs and ramps.

Countries

Germany

Contacts

Public ContactEva Pröbsting

Ottobock SE & Co. KGaA

Eva.Proebsting@ottobock.de+49 (0) 151 58247766

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 9, 2026