Antibacterial Efficacy of Bioceramic and Calcium Hydroxide Intracanal Medicaments

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorMedipol University

About this trial

This study evaluates the antibacterial effectiveness of two different intracanal medicaments, Bio-C Temp and UltraCal XS , in mandibular molar teeth with chronic apical periodontitis. Intracanal bacterial load is assessed before and after root canal preparation, after intracanal medicament removal, and after final irrigation using droplet digital PCR.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Patients aged between 18 and 65 years

Being systemically healthy (ASA I or ASA II)

Mandibular molar teeth with a radiographically detectable radiolucent lesion in the periapical region

Willingness of the volunteer or their legal representative to participate in the study by signing the Informed Consent Form

Disqualifiers

Patients who have received antibiotics or corticosteroids within the last 3 months

Patients with systemic diseases

Teeth that cannot be properly isolated with a rubber dam

Teeth with periodontal pockets >4 mm and teeth with crown/root fractures

Trial design

Design model

Parallel

Treatments tested in this trial

  • Root canal treatment with Bio-C Temp, a calcium silicate-based bioceramic intracanal medicament

    Procedure/Surgery

    Participants in this group undergo root canal shaping using VDW Rotate heat-treated nickel-titanium rotary files, and root canal preparation is completed up to #35/.04. The irrigation protocol includes 2.5% sodium hypochlorite (NaOCl) and 17% EDTA, followed by passive ultrasonic irrigation (PUI) using a VDW Ultra device with an IRRI S 21/25 ultrasonic tip. After chemomechanical preparation and microbiological sampling, Bio-C Temp, a calcium silicate-based bioceramic intracanal medicament, is placed into the root canals 1-2 mm short of the working length. The access cavity is temporarily sealed, and the medicament is left in place for 14 days.

  • Root canal treatment with UltraCal XS, a calcium hydroxide-based intracanal medicament

    Procedure/Surgery

    Participants in this group undergo the same standardized root canal shaping and irrigation protocol as the Bio-C Temp group. Root canal shaping is performed using VDW Rotate heat-treated nickel-titanium rotary files and completed up to #35/.04. The irrigation protocol includes 2.5% sodium hypochlorite (NaOCl), 17% EDTA, and passive ultrasonic irrigation (PUI) with a VDW Ultra device and an IRRI S 21/25 ultrasonic tip. After chemomechanical preparation and microbiological sampling, UltraCal XS, a calcium hydroxide-based intracanal medicament, is placed into the root canals 1-2 mm short of the working length. The access cavity is temporarily sealed, and the medicament is left in place for 14 days.

Treatment groups

24 Participants
are divided into 2 treatment groups
Group A: Bio-C Temp, a Calcium Silicate-Based Bioceramic Intracanal MedicamentExperimental treatment 1 intervention
Group B: UltraCal XS, a Calcium Hydroxide-Based Intracanal MedicamentActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Reduction in Intracanal Bacterial Load

Quantitative reduction in intracanal bacterial load in mandibular molar teeth with chronic apical periodontitis, as measured by Droplet Digital PCR (ddPCR), following standardized chemomechanical root canal preparation, passive ultrasonic irrigation, and the application of two different intracanal medicaments. Bacterial samples are collected at predetermined stages of treatment to compare the antibacterial effectiveness of Bio-C Temp, a calcium silicate-based bioceramic intracanal medicament, and UltraCal XS, a calcium hydroxide-based intracanal medicament.

Time frame
From baseline microbiological sampling during the first appointment to post-medication and final irrigation sampling at the second appointment.

Secondary outcomes

Other outcomes

Sponsors and contacts

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