Study on the effect of ER: YAG-PIPS on removal of bacterial biofilm in apical segment and dentin tubule

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100053722

Enrollment

Unknown

Registered

2021-11-28

Start date

2021-12-01

Completion date

Unknown

Last updated

2022-10-17

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

Conditions

Chronic apical periodontitis

Interventions

Experimental group1:PIPS+3%NaClO

Experimental group2:CNI+3%NaClO

Experimental group3:PUI+3%NaClO

Experimental group4:EDDY+3%NaClO

Experimental group5:XPF+3%NaClO

control group:None

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18 to 65 years; 2. Patients with chronic apical periodontitis with closed apical foramen; 3. No gender limitation.

Exclusion criteria

Exclusion criteria: 1. Patients with incomplete apical foramen development or apical foramen diameter > 2 mm; 2. Patients with apical cyst; 3. Patients with laser allergy or non cooperation.

Design outcomes

Primary

Measure	Time frame
Bacterial quantity;Pain;Fistula;Root shadow;	—

Countries

China

Contacts

Public ContactBao Pingping

Tianjin Stomatological Hospital

pingpingbao0226@163.com+86 18649056757

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Sep 16, 2026