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New treatment option for Dental Restoration, Permanent
Official title Effect of Phosphoric Acid Etching Duration on Direct Resin-Based Composite Restorations in Permanent Anterior Teeth
ClinicalTrials.gov ID: NCT06991842
What this study is testing
- What it's testing
- The goal of this clinical trial is to learn if reducing the phosphoric acid etching (PAE) time affects the performance of direct resin-based composite (RBC) restorations in permanent anterior teeth. It will also learn about the safety of using a shortened PAE protocol.
- Which group you join is decided by chance.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 18 and older. Healthy volunteers may be eligible.
You may be able to join if
- Signed informed consent by the participant
- Age 18 years or older
- Indication for a Class III or Class IV resin-based composite (RBC) restoration on an anterior permanent tooth due to one or more of the following...
- Proximal carious lesion with cavitation
- Defective restoration requiring replacement
You likely can't join if
- Inability to achieve sufficient isolation and contamination control during restorative procedures
- Class IV restoration required due to crown fracture, crown-root fracture, extensive tooth wear, or carious lesion affecting the incisal edge
- Missing antagonist tooth without prosthodontic replacement
- Intent to undergo professional tooth bleaching within five years following the Class III or IV restoration (Note: Professional tooth bleaching must...
- Known or suspected allergy to any constituents of the materials used (e.g., methacrylates or local anesthetics)
- Pregnancy or lactation
See the full eligibility criteria
- Signed informed consent by the participant
- Age 18 years or older
- Indication for a Class III or Class IV resin-based composite (RBC) restoration on an anterior permanent tooth due to one or more of the following conditions:
- Proximal carious lesion with cavitation
- Defective restoration requiring replacement
- Necessary proximal reshaping due to developmental anomalies (e.g., peg teeth, proximal gaps from Bolton discrepancies, orthodontic tooth position, or esthetic concerns like black triangles caused by periodontal tissue...
- Vital teeth with regular sensitivity
- Sufficient language skills to understand and comply with study procedures
- Preoperative Visual Analog Scale (VAS) scores \< 3 for tooth sensitivity and biting discomfort
- Good oral hygiene, including the ability to maintain effective oral hygiene
- Clinical periodontal health (intact periodontium or a reduced periodontium due to non-periodontal causes or after periodontal treatment)
- Inability to achieve sufficient isolation and contamination control during restorative procedures
- Class IV restoration required due to crown fracture, crown-root fracture, extensive tooth wear, or carious lesion affecting the incisal edge
- Missing antagonist tooth without prosthodontic replacement
- Intent to undergo professional tooth bleaching within five years following the Class III or IV restoration (Note: Professional tooth bleaching must be completed at least two weeks prior to study enrollment)
- Known or suspected allergy to any constituents of the materials used (e.g., methacrylates or local anesthetics)
- Pregnancy or lactation
- Acute or chronic health conditions that may impair study participation (e.g., systemic diseases, oral conditions, or treatments that interfere with study procedures)
The study team makes the final eligibility decision.
Where it's taking place
- Basel, Canton of Basel-City, Switzerland
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 18 years and older. Healthy volunteers may be eligible. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Basel, Canton of Basel-City, Switzerland. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.