Numbing patch eases injection pain for trigger finger sufferers
NCT ID NCT05032508
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether applying a Xylocaine (numbing) compress before a trigger finger injection reduces pain during the procedure. 60 adults with trigger finger took part in a double-blind trial where neither they nor the doctor knew who got the numbing compress. The main goal was to measure pain levels during the injection using a 0-100 scale.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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60 people
The number who actually took part.
- Started
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Jun 2022
- Finished
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Jun 2023
- 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 years and older
- 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: * Patients aged 18 years or older * Trigger Finger (clinically defined by painful difficulty or protrusion when extending the finger) with an ultrasound-guided infiltration of cortisone derivatives indication. * Written consent * Affiliation to a Social Security system * Prior medical examination Exclusion Criteria: * Neurological conditions affecting the hand other than carpal tunnel syndrome * Intra-articular infiltration of the hand or the wrist ≤ 2 months * Allergy to Xylocaine * Contraindication to Xylocaine or cortisone derivatives * Cognitive or behavioral disorders that make assessment impossible * Persons referred to in articles L 1121-5; 6; 8; 9 of the Public Health Code (protected adults, under guardianship or curatorship, etc) * Pregnancy and breastfeeding; absence of contraceptive method for women of childbearing age * Participant unable to speak, read and write French
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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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Cochin hospital
Paris, 75014, France
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Other studies related to the condition(s) this trial covers.
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