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The Safety and Efficacy of Macro-focused Ultrasound without Visualization on Enlarged Facial Pores among Thai Patients: A Pilot Study

The Safety and Efficacy of Macro-focused Ultrasound without Visualization on Enlarged Facial Pores among Thai Patients: A Pilot Study

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20220719001
Enrollment
34
Registered
2022-07-19
Start date
2017-10-19
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

visibly enlarged facial pores perceived by the naked eye on the malar area enlarged facial pores

Interventions

All subjects received a single treatment of Macro-focused Ultrasound Energy using a 2-mm (7.0 MHz) transducer on bilateral malar areas of the face. Topical anesthetic cream (5% EMLA, AstraZeneca) was
Active Comparator Device
Macro-focused Ultrasound without Visualization

Sponsors

Research department, Faculty of Medicine Siriraj Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: visibly enlarged facial pores perceived by the naked eye on the malar area

Exclusion criteria

Exclusion criteria: pregnancy, pacemaker or implantation of any metallic device, history of facial surgery within 1 year from study treatment, history of thread-lifting using absorbable threads within 3 months, history of thread-lifts using golden or metallic threads, history of botulinum toxin or soft-tissue augmentation injections within 2 weeks, neuropathy, history of keloid or hypertrophic scar, active Herpes simplex infection, subjects with excessive subcutaneous fat, or ptotic fat, use of NSAIDs, aspirin, steroid, heparin, Vitamin K, or Vitamin E within 72 hours before treatment

Design outcomes

Primary

MeasureTime frame
Pore volume 1-week, 1-month, 3-months and 6- months The overall volume of skin indentations due to the presence of pores in the selected region ,Pore count 1-week, 1-month, 3-months and 6- months The number of individual pores detected ,Pore index 1-week, 1-month, 3-months and 6- months The overall score of skin porosity in the selected region of interest

Secondary

MeasureTime frame
Subjective Evaluation 1-week, 1-month, 3-months and 6- months scale of improvement,Dermatologist-Rated Improvement Scale 1-week, 1-month, 3-months and 6- months scale of improvement,safety 1-week, 1-month, 3-months and 6- months history taking and physical examination

Countries

Thailand

Contacts

Public ContactRungsima Wanitphakdeedecha

Faculty of Medicine Siriraj Hospital, Mahidol University

rungsima.wan@mahidol.ac.th0816406300

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026