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Influence of Weight-bearing Mechanical Axis on Foot and Ankle in Patients Following Total Knee Arthroplasty

Influence of Weight-bearing Mechanical Axis on Foot and Ankle in Patients Following Total Knee Arthroplasty

Status
UNKNOWN
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05751954
Enrollment
100
Registered
2023-03-02
Start date
2019-08-20
Completion date
2024-12-31
Last updated
2023-03-02

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

Conditions

Total Knee Artroplasty

Keywords

weight-bearing mechanical axis, total knee arthroplasty

Brief summary

This comprehensive scientific research will investigate the influence of the weight-bearing mechanical axis on foot and ankle following total knee arthroplasty. Few studies have monitored the outcome of surgical treatment using similair methods, and consequently the aim of this study was to evaluate the change in upper and lower leg load by analyzing radiographic recordings and pedobarographic measurements after the implantation of total knee endoprosthesis. In addition to objective instruments, knee and foot questionnaires will be used to describe the functional outcome of the operation of the subjects. The practical contribution of this research lies in the prediction of possible changes in the joints of the feet depending on the type of knee deformity (varus / valgus). Our research will consist of: analysis of postero-anterior radiographs of the lower extremity (weight-bearing) preoperatively and at the follow-up three months postoperatively, pedobarographic analyzes preoperatively and at the control examination three months postoperatively, analysis of personal data (age, gender, weight and height, operated side) and completion of functional standardized questionnaires (AOFAS, KOOS) preoperatively, and at the screening three months postoperatively.

Interventions

RADIATIONPostero-anterior weight-bearing full-leg radiograph

Full leg standing X ray of the involved lower extremity (postero-anterior direction)

Foot pressure analysis during gait on pedobarographic device

Sponsors

Clinic for Orthopedics Lovran
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
DIAGNOSTIC
Masking
NONE

Eligibility

Sex/Gender
ALL
Healthy volunteers
No

Inclusion criteria

* knee varus or valgus deformity 5 degrees or more

Exclusion criteria

* previous surgery which included corrective osteotomies, osteosynthesis or arthrodesis of the knee, ankle and foot.

Design outcomes

Primary

MeasureTime frame
Weight-bearing mechanical axis1 year

Secondary

MeasureTime frame
Pedobarographic analysis1 year

Countries

Croatia

Contacts

Primary ContactAntea Buterin, MD
antea.buterin@yahoo.com+395911978453

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026