- Conditions
- Osteoarthritis (OA) of the Knee, Fear of Needles
- Interventions
- 25 gauge needle, 22 gauge needle, +/- Ethyl Chloride Topical Aerosol Anesthetic
- Procedure
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 40 Years to 89 Years
- Enrollment
- 88 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Sacramento, California
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Showing 1–3
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- Conditions
- Injection Fear, Injection Pain Prevention, Injection Complication
- Interventions
- Ethyl Chloride, Cold Saline Spray
- Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Needle Fear, Vaccine Hesitancy
- Interventions
- Thimble Application
- Device
- Lead sponsor
- Bianca Edison
- Other
- Eligibility
- 5 Years to 11 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Los Angeles, California