Close Chain and Open Chain Exercises With Blood Flow Restriction in Knee Osteoarthritis
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Could this be for you?
Answer for yourself. This is not a decision: only the study team can say whether you can take part.
- Are you between 45 and 75 years old?
Source: NCT07426549, who can take part
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Contact the study team: see the registry record → Contacts and Locations
Print a page for my doctorTrial details
- Who runs it
- Riphah International University
- Trial code
- NCT07426549
- Record updated
- 20 July 2026
- Original description
The aim of this research is to find and compare the effect of close chain and open chain exercises with blood flow restriction in knee osteoarthritis on pain, range of motion, strength and functional performance in patients with knee osteoarthritis. Randomized controlled trials done at Railway General Hospital and Medistic Medical and Dental Center, Rawalpindi. The sample size was 40. The subjects were divided in two groups, 20 subjects in close chain exercises with blood flow restriction group and 20 in open chain exercises with blood flow restriction group. Study duration was of 4 weeks. Sampling technique applied was purposive non probability sampling technique. Only 45-75 years individual with grade 1 or 2 knee osteoarthritis were included. Tools used in the study are Numeric pain rating scale (NPRS), Western Ontario and McMaster Universities Arthritis Index (WOMAC), goniometer, crane scale (dynamometer), 30 s chair stand test. Data was analyzed through SPSS 21.Read full original descriptionShow less
Comparison of Close Chain and Open Chain Exercises With Blood Flow Restriction in Knee Osteoarthritis
The aim of this research is to find and compare the effect of close chain and open chain exercises with blood flow restriction in knee osteoarthritis on pain, range of motion, strength and functional performance in patients with knee osteoarthritis. Randomized controlled trials done at Railway General Hospital and Medistic Medical and Dental Center, Rawalpindi. The sample size was 40. The subjects were divided in two groups, 20 subjects in close chain exercises with blood flow restriction group and 20 in open chain exercises with blood flow restriction group. Study duration was of 4 weeks. Sampling technique applied was purposive non probability sampling technique. Only 45-75 years individual with grade 1 or 2 knee osteoarthritis were included. Tools used in the study are Numeric pain rating scale (NPRS), Western Ontario and McMaster Universities Arthritis Index (WOMAC), goniometer, crane scale (dynamometer), 30 s chair stand test. Data was analyzed through SPSS 21.
Inclusion: Radiologic confirmation of KOA demonstrating Kellgren-Lawrence grade 1 or 2; Exhibited symptoms of unilateral KOA; Not taking any medications for KOA or receiving other treatments (including physiotherapy); Willing to participate without any neurological symptoms were the main objects of study.
Exclusion: Use of nonsteroidal anti-inflammatory drugs in the past 3 months; Concomitant symptomatic hip or ankle pathology that could influence knee pain or function; A history of knee surgery or scheduled surgery; Any known vascular disease or any diagnosed blood pathology; Kellgren-Lawrence grade 3 or 4; Systolic blood pressure over 160 mm Hg or under 100 mm Hg.