A Study Comparing the Effects of Rehabilitation Software (re-R) and Self-Exercise After Total Knee Replacement Surgery

A Single-Center, Prospective, Randomized, Investigator-Initiated Exploratory Clinical Trial Comparing the Improvement of Knee Joint Range of Motion in Patients Undergoing Total Knee Arthroplasty Between the Experimental Group Using the Musculoskeletal Rehabilitation Software (re-R) and the Control Group Performing Self-Rehabilitation Exercises

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

CRIS

Registry ID

KCT0010360

Enrollment

Registered

2025-03-28

Start date

2026-01-01

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

None listed

Interventions

Others : The intervention in this study utilizes Digital Therapeutics and Exercise Intervention to improve the range of motion (ROM) and functional recovery following Total Knee Replacement (TKR). The

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - Patients aged 50 years or older who underwent total knee replacement (TKR) at this institution due to knee osteoarthritis and are scheduled for rehabilitation therapy. - Patients who have undergone unilateral total knee replacement. - Patients who are familiar with using a mobile phone and are capable of participating in the intervention of this study.

Exclusion criteria

Exclusion criteria: - Patients with cognitive impairment severe enough to hinder the ability to follow instructions. - Patients with a history of hip or knee surgery within the past 3 months. - Patients requiring revision surgery. - Patients with preoperative knee ankylosis. - Patients with inflammatory diseases such as ankylosing spondylitis or rheumatoid arthritis. - Patients with severe conditions such as hip joint disorders or spinal diseases. - Patients with neurological pathologies or muscular conditions (e.g., stroke, multiple sclerosis, Parkinson's disease, muscular dystrophy, etc.). - Patients who refuse to participate in the study. - Patients who are scheduled for or have already undergone contralateral knee surgery within 90 days. - Patients deemed unsuitable for study participation for other reasons (e.g., complications during surgery).

Design outcomes

Primary

Measure	Time frame
Range of Motion, ROM	—

Secondary

Measure	Time frame
Visual Analog Scale, VAS;DPPI(Daily Physical Pain Intensity);Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC);Satisfaction survey	—

Countries

Korea, Republic of

Contacts

Public ContactSungYeon Oh

Sun Moon University

akk1263@naver.com+82-41-530-2364

Outcome results