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Shock waves may ease arm pain after breast cancer surgery

NCT ID NCT05082597

Symptom relief Sponsor: Taichung Veterans General Hospital 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 26, 2026

Summary

This pilot study tested whether low-energy shock wave therapy can help people with axillary web syndrome, a common complication after breast cancer surgery that causes painful, tight cords under the arm. Twenty patients received four weekly sessions of shock waves to the affected area. Researchers measured changes in shoulder movement, pain, muscle strength, and arm function.

What this could mean

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

Active substance
low-energy extracorporeal shock wave therapy (ESWT) device
What this could lead to
If it works, this could offer a non-drug option to ease pain and improve arm movement after breast cancer surgery.
What could go wrong
This is a very small pilot study with only 20 people and no comparison group, so results may not be reliable or apply to everyone.

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

20 people

The number who actually took part.

Started

Oct 2021

Finished

Mar 2025

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

20 to 65 years

Sex

Female participants only

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: 1. Axillary web syndrome patient 2. Unilateral breast cancer and received related operation(mastectomy/ALND/SLND) 3. Completion of beast related chemotherapy or radiotherapy 4. Age with 20-65 years old Exclusion Criteria: 1. Ongoing metastasis or recurrence of the breast cancer 2. Other cancer history 3. Lymphatic transplantation or reconstruction 4. Wound, infection or trauma over affected arm 5. Coagulopathy or poor circulation 6. Pregnancy 7. Oral anticoagulant using

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm lymphedema

As listed by the trial registrant

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

Axillary web syndrome Breast cancer Extracorporeal shock wave therapy Lymphedema

Contacts and locations

Locations

  • Taichung Veterans General Hospital

    Taichung, Taichung City, 407219, Taiwan

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