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Arm cuff trick may shield Seniors' lungs after surgery

NCT ID NCT07208500

Prevention Sponsor: Shanghai Geriatric Medical Center Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a simple, non-invasive procedure called Remote Ischemic Preconditioning (RIPC) can reduce lung complications like pneumonia in adults aged 65 and older after non-cardiac, non-chest surgery. Participants will have a blood pressure cuff inflated on their arm 24 hours before surgery in a series of short cycles. The goal is to see if this gentle stimulation activates the body's natural defenses and lowers the risk of postoperative lung problems.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Remote Ischemic Preconditioning (RIPC) procedure using a blood pressure cuff
What this could lead to
If it works, this simple, low-cost procedure could become a standard way to protect older patients' lungs after surgery.
What could go wrong
This is an early-stage study with 390 participants, so results may not apply to everyone. The procedure may cause temporary arm discomfort or bruising.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 390 people

The number the study aims to enrol. It can still change while the study runs.

Started

Nov 2025

Expected to finish

Oct 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

65 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Elderly patients aged 65 years and above undergoing non-cardiac and non-thoracic surgery; operation time of 1-3 hours; American Society of Anesthesiologists (ASA) classification from I to II; BMI of 18-30 kg/m². Exclusion Criteria: * NYHA cardiac function classification is grade II to IV; there is severe respiratory dysfunction before surgery; there is a history of coagulation dysfunction diseases; chemotherapy, radiotherapy or immunotherapy have been received within 3 months; there is systemic or local active infection; there is peripheral vascular disease affecting upper limb blood vessels; antibiotics, non-steroidal anti-inflammatory drugs, or corticosteroids have been taken within the past 3 months.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Pulmonary complications in surgical patients

How to take part

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  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Shanghai Geriatric Medical Center

    RECRUITING

    Shanghai, China

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