Torque in root canal preparations

Measurement of operative torque generated during the preparation of root canals in vivo

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

ISRCTN

Registry ID

ISRCTN17319710

Enrollment

Registered

2018-05-09

Start date

2018-01-01

Completion date

Unknown

Last updated

2020-09-21

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

Conditions

Root canal treatments Oral Health Root canal

Interventions

This study aims to describe a new method for analyzing operative torque in vivo by measuring the torque provided by an endodontic motor during the clinical use of nickel-titanium rotary instruments.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. No significant medical history 2. Need root canal treatment in the maxillary premolar tooth

Exclusion criteria

Exclusion criteria: 1. Present any medical systemic condition 2. Teeth presenting root fracture, open apex, root resorption or previous root canal treatment.

Design outcomes

Primary

Measure	Time frame
Torque values were measured using a prototype device connected to a regular endodontic motor every 0.1 seconds during the procedure	—

Secondary

Measure	Time frame
The occurrence of mishaps such as torsional lock or breakage of files were recorded during the procedure	—

Countries

Italy

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026