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The effect of robotic ankle electric assistance on knee joint movement during the standing phase after total knee arthroplasty

The effect of electric ankle support using a walking aid device on knee joint movement during the standing phase after TKA surgery - The effect of ankle electric assistance on knee joint movement after TKA surgery

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058683
Enrollment
20
Registered
2025-08-04
Start date
2025-08-11
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Post-TKA patients

Interventions

Lower limb flexion and extension movement with walking aid ON Washout Lower limb flexion and extension movement with walking aid OFF Lower limb flexion and extension movement with walking aid OFF

Sponsors

other
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Those who have undergone artificial knee replacement surgery at our hospital and have been prescribed physical therapy Those with restricted knee extension while standing Those with normal ADL prior to injury and a J or A level of independence in daily living for elderly people with disabilities Those without dementia and a level of independence in daily living for elderly people with dementia of 1 or 2 Those who were able to walk independently or with a cane prior to surgery

Exclusion criteria

Exclusion criteria: Those with a history of cerebrovascular disease, degenerative disease, or other diseases that affect lower limb function Those whose discharge was delayed due to postoperative complications or weight-bearing restrictions Those who did not consent to participate in the study Those for whom continuous evaluation and measurement was difficult

Design outcomes

Primary

MeasureTime frame
Knee extension angle during stance phase(change in knee extension angle before and after stepping)

Secondary

MeasureTime frame
Lower limb joint movement (ankle joint angle during and before/after exercise, and knee joint angle during exercise), pain, knee joint range of motion, knee joint extension strength, walking speed, Time and Up Go Test, basic information (age, gender, BMI, number of days after surgery at the time of measurement)

Countries

Japan

Contacts

Public Contactsatoshi uchida

chugoku roisai hospital central rehabilitation department

ireha@chugokuh.johas.go.jp0823-72-7171

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026