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临床试验/NCT07410156
NCT07410156招募中不适用

Clinical Evaluation of Microneedling Technique With Topical Application of Silymarin on Gingival Hyperpigmentation in Comparison With Diode Laser and Scalpel Methods. A Randomized Clinical Trial

Fayoum University1 个研究点 分布在 1 个国家目标入组 30 人开始时间: 2026年7月1日最近更新:
干预措施

试验速览

阶段
不适用
状态
招募中
入组人数
30
试验地点
1
主要终点
Gingival Pigmentation Recurrence

研究概览

简要总结

The present study will be carried to evaluate the efficacy of MN technique with topical Silymarin application in treating gingival hyperpigmentation in comparison with Laser and scalpel methods. This evaluation will be done clinically. The questions to be answered:

  • Is there a statistical difference between the microneedling (MN) technique with topical silymarin application, the scalpel technique, and the diode laser in providing clinical and aesthetic advantages in the treatment of gingival pigmentation?
  • What medical problems do participants have when using of Silymarin topically?

Participants will be:

Group 1 : The gingiva of the facial surfaces of the selected area will be de-epithelized by conventional method through blades no 15c.

Group 2 : The gingiva of the facial surfaces of the selected area will be de-epithelized by A Diode laser Device (serolaser).

Group 3 : The gingiva of the facial surfaces of the selected area will be treated by repetitive punctures with Dr.Pen ULTIMA - A6 needle tip. Silymarin is applied topically for ten minutes.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Investigator, Outcomes Assessor)

盲法说明

Masking Description

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Patients will be free from any systemic diseases according to criteria of Modified Cornell Medical Index
  • Patient with physiologic pigmentation
  • Patient agree to sign the written consent
  • Both genders

排除标准

  • Pregnant and lactating women
  • Systemic conditions affect melanin production
  • Medications induce pigmentation or enlargement
  • Those with known allergies to silymarin.

研究组 & 干预措施

Conventional Surgical method

Other

depigmentation done using scalpel blade NO15 c

干预措施: Gingival Depigmentation with Conventional Method (Procedure)

Diode Laser

Active Comparator

diode lase with wave length 980 and laser tip 320 micron

干预措施: Gingival Depigmentation with Diode Laser (Procedure)

MN with Silymarin application

Active Comparator

micro needling device Dr.Pen ULTIMA- M8 needle tip. The needle tip features six speed settings,ranging from 412 to 700 cycles per minute, with 12-24 needles arranged in rows. Healthcare professionals can treat areas in back and forth motion for 30 40 seconds. with topical application. Silymarin is applied topically for ten minutes at concentration 7mg/ml.

干预措施: Gingival Depigmentation with Microneedling and Silymarin Application (Procedure)

结局指标

主要结局

Gingival Pigmentation Recurrence

时间窗: From the enrollment till 6 months

Visual assessment will be the way to measure how the gingiva is depigmented through DOPI score from 1 ( no pigments ) to 4 ( maximum pigments )

次要结局

  • post-operative pain(pain will recoreded at 1,3,5,7days after the treatment ( from intervention till 1 week ))

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Tarek Taha Amin Abdeltawab

Operator

Fayoum University

研究点 (1)

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