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Heat pack before dialysis needle may ease pain, study tests best timing

NCT ID NCT07662564

Symptom relief Sponsor: Istanbul University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 07, 2026 · Updated 2 times

Summary

This trial investigates whether applying a heated pack to the arm for 5 or 10 minutes before inserting a dialysis needle can reduce pain in people with an arteriovenous fistula. About 51 adults on hemodialysis will be randomly assigned to receive heat for 5 minutes, 10 minutes, or a placebo. Pain levels will be measured after each session to find the optimal duration.

What this could mean

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

Active substance
heated hot pack
What this could lead to
If it works, this could provide a simple, drug-free way to reduce pain during routine dialysis needle insertion.
What could go wrong
This is a small, early-stage trial with only 51 participants, so results may not apply to everyone. The effect may be small or no better than a placebo.

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

51 people

The number who actually took part.

Started

Apr 2026

Finished

Jun 2026

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

18 to 80 years

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: * Patients aged 18 years and older * Patients who received hemodialysis (HD) treatment with an arteriovenous fistula (AVF) for at least 3 months * Patients receiving HD treatment 3 days a week for 4 hours each session * Patients with a pain score of ⩾1 during AVF cannulation, measured by a visual analog scale (VAS) * Patients able to communicate in Turkish * Patients without psychiatric disorders that impair communication * Patients who agreed to participate in the study Exclusion Criteria: * Patients who were known to present difficulties with fistula cannulation (requiring multiple cannulations) * Patients with a history of hematoma or stenosis in the arteriovenous fistula (AVF) * Patients with an infection at the fistula site * Patients who took painkillers within 3 hours prior to treatment * Hypersensitivity reactions and circulatory disorders due to thermotherapy * Sensory or cognitive impairment preventing a proper assessment of pain * Patients who did not wish to participate in the study

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Conditions

The condition(s) this trial relates to.

Pain wild type ABeta2M amyloidosis

As listed by the trial registrant

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

Dialysis Pain

Contacts and locations

Locations

  • Nurten Özen

    Fatih, İ̇stanbul, 34116, Turkey (Türkiye)

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