Can a painless laser on the ear silence chronic pain in seniors?
NCT ID NCT07010627
First seen Aug 11, 2026 · Last updated Aug 12, 2026 · Updated 1 time
Summary
This trial tests whether a low-power laser applied to acupuncture points on the ear can reduce chronic pain in the knee, shoulder, or lower back in people aged 60 to 90. Participants will be randomly assigned to receive either auricular laserpuncture or a traditional mustard-seed treatment, with pain and quality of life measured before, during, and after the sessions. The goal is to see if this non-invasive approach offers a quick, painless way to ease chronic pain and improve daily living for older adults.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Auricular laserpuncture (low-power red laser applied to acupuncture points on the ear)
- What this could lead to
- If effective, this could offer a non-invasive, painless, and quick treatment option for chronic pain in older adults, potentially improving their quality of life.
- What could go wrong
- This is a small, early-stage trial, and results may not generalize. The comparison to mustard seeds is not a placebo, so any benefit might be due to the procedure's ritual or attention, not the laser itself.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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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
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60 people
The number who actually took part.
- Started
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May 2025
- Finished
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Dec 2025
- Lead sponsor
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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
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60 to 90 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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 * Participants aged between 60 and 90 years; * Both sexes; * Report of chronic pain in the lumbar region, shoulders, or knees; * Sign the Informed Consent Form. Exclusion Criteria: * Undergoing treatment similar to the proposed research protocol at another facility or physiotherapy service; * Using analgesic or anti-inflammatory medications; * Unable to fully understand the protocol proposed by the researcher; * Unwilling to participate in the study and/or unavailable to attend all proposed treatment sessions; * Presence of lesions on the auricular pavilion; * Wearing earrings or piercings in the acupoint regions targeted for laser stimulation.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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UNIVAP- University of Paraiba Valley
São José dos Campos, São Paulo, 12244-390, Brazil
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Other studies related to the condition(s) this trial covers.
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