Can a lidocaine spray stop Post-Surgery shoulder pain?
NCT ID NCT07537127
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether spraying a low-dose lidocaine solution under the diaphragm during single-incision laparoscopic surgery can reduce shoulder pain afterward. About 100 women having surgery for benign gynecological conditions like ovarian cysts or uterine fibroids will take part. Half will get the lidocaine spray; the other half will receive standard care. Researchers will measure pain levels, painkiller use, and psychological well-being up to 30 days after surgery.
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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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About 100 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2025
- Expected to finish
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Aug 2026
An estimate. End dates often move.
- 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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18 to 65 years
- Sex
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Female participants only
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age: Female patients aged 18-65 years; * Clear preoperative diagnosis, suitable for single-port laparoscopic surgery, and American Society of Anesthesiologists (ASA) physical status classification I-II; * Patients or their family members can understand the study protocol, are willing to participate in the study, and provide written informed consent. Exclusion Criteria: * Allergy to lidocaine or amide-type local anesthetics; * Severe medical comorbidities; * Long-term preoperative use of opioid drugs or sedatives; * Pregnant or lactating women; * Conversion to laparotomy or addition of surgical ports during surgery.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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Peking Union Medical College
RECRUITINGBeijing, Beijing Municipality, 100730, China
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