Tattoo; Pigmentation Clinical Trial
Official title:
In Vivo Analysis of Tattoo Particles After Picosecond Laser Compared to Nanosecond Laser
NCT number | NCT06431464 |
Other study ID # | 02-24 |
Secondary ID | |
Status | Recruiting |
Phase | |
First received | |
Last updated | |
Start date | February 1, 2024 |
Est. completion date | July 31, 2024 |
- For treating unwanted tattoos, the gold standard treatment is a nanosecond or picosecond laser. However, comparative microscopic analysis is limited. Therefore, the aim of the present study is to analysis morphological changes of tattoo particles and surrounding tissue in human skin.
Status | Recruiting |
Enrollment | 20 |
Est. completion date | July 31, 2024 |
Est. primary completion date | June 30, 2024 |
Accepts healthy volunteers | |
Gender | All |
Age group | 18 Years and older |
Eligibility | Inclusion Criteria: - healthy patients who plan a laser treatment of their unwanted tattoo/ tattoos at our department Exclusion Criteria: - laser pretreatment of their tattoos to be treated - pregnancy, breast feeding - open wound on the area to be treated |
Country | Name | City | State |
---|---|---|---|
Germany | University Medical Center Hamburg-Eppendorf | Hamburg |
Lead Sponsor | Collaborator |
---|---|
Universitätsklinikum Hamburg-Eppendorf |
Germany,
Nguyen L, Mess C, Schneider SW, Huck V, Herberger K. In vivo visualisation of tattoo particles using multiphoton tomography and fluorescence lifetime imaging. Exp Dermatol. 2022 Nov;31(11):1712-1719. doi: 10.1111/exd.14646. Epub 2022 Jul 25. — View Citation
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Size of intercellular spaces | Size of intercellular spaces after picosecond or nanosecond laser treatment. | 6 weeks and 12 weeks post-treatment | |
Primary | Size of keratinocytes | Size of keratinocytes after picosecond or nanosecond laser treatment. | 6 weeks and 12 weeks post-treatment | |
Primary | Size of tattoo particles | Size of tattoo particles after picosecond or nanosecond laser treatment. | 6 weeks and 12 weeks post-treatment | |
Primary | Distribution of tattoo particles | Distribution though the epidermal and dermal layers after picosecond or nanosecond laser treatment. | 6 weeks and 12 weeks post-treatment |
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---|---|---|---|
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