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Effects of Blood Flow Restriction Rehabilitation on Functional Mobility and Balance Among Chronic Obstructive Pulmonary Disease Patients.

3. september 2026 opdateret af: Aleena Waheed, Rashid Latif Medical College

Effects of Blood Flow Restriction Rehabilitation on Functional Mobility and Balance Among Chronic Obstructive Pulmonary Disease Patients

Background: Chronic obstructive pulmonary disease (COPD) is a common lung disease causing restricted airflow and breathing problems. It is sometimes called emphysema or chronic bronchitis. The damage results in swelling and irritation, also called inflammation, inside the airways that limit airflow into and out of the lungs. BFR Rehabilitation is effective in improving functional mobility and balance among COPD patients.

Objective: To find out the effects of Blood Flow Restriction (BFR) Rehabilitation on functional mobility and balance among COPD (Chronic Obstructive Pulmonary Disease) patients.

Methods: A Randomized Controlled Trial Study was conducted at Gulab Devi Hospital, Hameed Latif Hospital and Arif Memorial Teaching Hospital Lahore. Fifty patients of age 45-60 years with COPD were randomized into two groups. Allocation of patients in two equal groups by lottery method will be through random assignment. Group A was treated with controlled physical therapy while Group B was treated with BFR rehabilitation. Controlled treatment includes low intensity resistance exercises while BFR Rehabilitation includes use of a tourniquet with low intensity resistance exercises. All this information will be collected through a pulse oximeter. Berg Balance Scale will be used for balance and timed up and go test for functional mobility.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

50

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

  • Navn: Aleena Waheed, Masters in Physical Therapy
  • Telefonnummer: 03214883868
  • E-mail: alwaheed28@gmail.com

Studiesteder

      • Lahore, Pakistan, 54900
        • Rekruttering
        • Arif Memorial Teaching Hospital
        • Kontakt:
        • Ledende efterforsker:
          • Harmeen Nadeem, Doctor of Physical Therapy

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Beskrivelse

Inclusion Criteria:

  • Subjects who are clinically stable before study
  • Forced expiratory volume in 1s (FEV1)/forced vital capacity (FVC)<70% and FEV1 ≥30% but <80% respectively
  • Subjects who will be willing to take part in this study

Exclusion Criteria:

  • Upper abdominal surgery
  • Lung cancer
  • Open fracture
  • Mental disorder
  • Active malignancy
  • Severe hypertension

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Andet
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Enkelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: Resistance Exercise without tourniquet
The control group performed the same above-mentioned resistance training without the pressure cuff under the supervision of physiotherapist.
The control group performed the same above-mentioned resistance training without the pressure cuff under the supervision of physiotherapist.
Eksperimentel: Blood flow restriction resistance exercise
Blood flow restriction resistance exercise (BFR-RE), or Kaatsu training, was developed by Dr. Yoshiaki Sato over 40 years ago. It uses a low load (15-30% 1-RM) to induce gains in muscle strength and mass. External pressure (~80% limb occlusion pressure, LOP) is applied via a tourniquet cuff to the proximal limb, restricting venous return while allowing partial arterial inflow, creating blood pooling in distal muscles. Training was supervised by BFR-certified physiotherapists using medium-sized cuffs, placed at the proximal thigh for a maximum of 10 minutes. Pressure was auto-adjusted to personalized LOP, inflated before the first set, maintained during rests, and deflated post-session. Each session trained a single limb, alternated on different days, 2-3 times/week. Exercises included isotonic knee extensions from 150° to 180°: 1 set of 30 reps, then 3 sets of 15 reps, with 30-second rests, at 1-2 sec/repetition, using sandbag resistance (15-30% 1-RM).
Blood flow restriction resistance exercise (BFR-RE), or Kaatsu training, was developed by Dr. Yoshiaki Sato over 40 years ago. It uses a low load (15-30% 1-RM) to induce gains in muscle strength and mass. External pressure (~80% limb occlusion pressure, LOP) is applied via a tourniquet cuff to the proximal limb, restricting venous return while allowing partial arterial inflow, creating blood pooling in distal muscles. Training was supervised by BFR-certified physiotherapists using medium-sized cuffs, placed at the proximal thigh for a maximum of 10 minutes. Pressure was auto-adjusted to personalized LOP, inflated before the first set, maintained during rests, and deflated post-session. Each session trained a single limb, alternated on different days, 2-3 times/week. Exercises included isotonic knee extensions from 150° to 180°: 1 set of 30 reps, then 3 sets of 15 reps, with 30-second rests, at 1-2 sec/repetition, using sandbag resistance (15-30% 1-RM).

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Balance
Tidsramme: Pre intervention and 4 weeks post intervention
Balance was assessed using the Berg Balance Scale (BBS), a widely used clinical tool that evaluated functional balance through 14 tasks of varying difficulty. Each task was scored from 0-4, with a maximum score of 56. Higher scores indicated better balance, while lower scores reflected greater fall risk.
Pre intervention and 4 weeks post intervention
Oxygen Saturation
Tidsramme: Pre intervention and 4 weeks post intervention
Oxygen saturation reflects the percentage of haemoglobin carrying oxygen, normally ranging between 95-100% in healthy individuals.
Pre intervention and 4 weeks post intervention
Respiratory rate
Tidsramme: Pre-intervention and 4 weeks post-intervention
Respiratory rate will be measured using a pulse oximeter and recorded as the number of breaths taken per minute.
Pre-intervention and 4 weeks post-intervention
Heart Rate
Tidsramme: Pre-intervention and 4 weeks post-intervention
Heart rate will be measured using a pulse oximeter and recorded as the number of heartbeats per minute.
Pre-intervention and 4 weeks post-intervention

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Harmeen Nadeem, Arif Memorial Teaching Hospital

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

24. juni 2026

Primær færdiggørelse (Anslået)

24. september 2026

Studieafslutning (Anslået)

25. oktober 2026

Datoer for studieregistrering

Først indsendt

21. august 2026

Først indsendt, der opfyldte QC-kriterier

3. september 2026

Først opslået (Faktiske)

4. september 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

4. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

3. september 2026

Sidst verificeret

1. juli 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • IRB/2024/209

Plan for individuelle deltagerdata (IPD)

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UBESLUTET

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