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CompletedNCT06176287Updated Dec 19, 2023

Assessment of Pain Associated With Insertion Torque and Correlation of Primary Implant Stability Measurement Methods

An interventional study of Dental Implantation with high torque and Dental Implantation with low torque in Dental Implantation, sponsored by Ege University. Completed. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2023-12-19.

Sponsored by Ege University · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 7 years 5 months after the study started (first participant enrolled Apr 2016, registered Oct 2023).
Phase
Not applicable
Study type
Interventional
Enrollment
15
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

The objective of this observational study is to evaluate the primary stability of dental implants and the relationship between insertion torque and patients' pain levels assessed with the visual analogue scale (VAS)

Read the detailed description

Primary implant stability plays a key role in providing osseointegration. Higher insertion torque indicates higher primary stability. However, the effect of increased insertion torque on patient pain levels has not been clearly demonstrated. Several methods for measuring primary stability have been defined so far. Insertion torque, periotest measurements, and resonance frequency analysis are mostly preferred due to their ease of use and non-invasiveness.

The aim of the present study is to evaluate the relationship between insertion torque and patients' pain levels assessed with the visual analogue scale (VAS) and to assess the relationship between insertion torque, periotest measurements, and resonance frequency analysis.

02

Conditions studied

  • Dental Implantation

Keywords

  • dental implants
  • dental implantation
  • pain assessment
03

In context

Lead sponsor

Ege University is the lead sponsor of 375 studies on the registry; 47 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • No contraindications for implant surgery;
  • Bilateral single-tooth loss in the posterior mandible;
  • Sufficient bone amount for implant diameter and height at the implant site;
  • At least 3 months after tooth extraction at the implant site;

Exclusion criteria

Exclusion Criteria

  • History of chronic infection or pain at the implant site;
  • History of radiotherapy to the head and neck region for any reason;
  • Local or systemic causes of persistent anti-inflammatory or analgesic medication;
  • Patients with suspicion of pregnancy.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Participant)
Enrollment
15 participants (actual)

Study arms

  • Active comparator
    High insertion torque group

    Fifteen patients (eight females and seven males) with a single-tooth deficiency bilaterally in the molar region of the lower jaw were included in the study. Implant placement with high insertion torque was planned on one side of the jaw. The implant drills were applied as recommended by the company. To achieve high insertion torque, the single-use final drill from the implant box was not used in the high torque group.

    Procedure: Dental Implantation with high torque

  • Active comparator
    Low insertion torque group

    Fifteen patients (eight females and seven males) with a single-tooth deficiency bilaterally in the molar region of the lower jaw were included in the study. Implant placement with low insertion torque was planned on the otherside of the jaw. The implant drills were applied as recommended by the company. To achieve low insertion torque, the single-use final drill was applied two times.

    Procedure: Dental Implantation with low torque

Interventions

  • ProcedureDental Implantation with high torque

    Fifteen patients with bilateral single-tooth loss in the posterior mandible will be included in the study. One implant was randomly placed with high insertion torque in each patient. A total of 15 implants will be placed, and insertion torque values will be recorded.

  • ProcedureDental Implantation with low torque

    Fifteen patients with bilateral single-tooth loss in the posterior mandible will be included in the study. One implant was randomly placed with low insertion torque in each patient. A total of 15 implants will be placed, and insertion torque values will be recorded.

06

What researchers measure

Primary outcomes

  1. Pain levels assessed with the visual analogue scale (VAS)

    Patients will be asked to record the number of painkillers taken each day and evaluate their pain levels using a 0-10 VAS form before and after the operation. A score of 0 indicated no pain while 10 indicated the worst pain possible. A VAS score of 1-3 indicated mild pain, 4-6 indicated moderate pain, and 7-10 indicated very severe pain.

    Time frame: 7 days

Secondary outcomes

  1. Insertion torque values

    After the implant slots were prepared, the coronal part of the implants (MIS Implant Technologies, Bar Lev Industrial Park, Israel) were placed into the slots at 25 rpm without irrigation until the coronal part was at the same level with the ridge top. The maximum insertion torque was recorded while the implants were placed with the help of a physiodispenser that can measure the insertion torque (Kavo Expertsurg lux physiodispenser, KaVo Dental GmbH, Biberach, Germany).

    Time frame: 1 day

  2. Periotest measurements

    Measurements were made with the Periotest (Siemens AG, Bensheim, Germany) device and recorded as PTV (perio test value).

    Time frame: 1 day

  3. Resonance frequency analysis values

    A SmartPeg (Integration Diagnostics AB; Gothenburg, Sweden) suitable for the implant was attached to measure primary implant stability with radiofrequency. Radiofrequency analysis was performed in both mesiodistal and buccolingual directions with the Osstell Mentor (Integration Diagnostics AB; Gothenburg, Sweden) device and the measurements were recorded.

    Time frame: 1 day

07

Study locations

No study locations are listed for this record.

08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Dec 19, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT06176287
Lead sponsor
Ege University
Collaborators
MIS Implant Technologies, Ltd
Responsible party
Mehmet Gumus Kanmaz (DDS, Ege University) — Principal investigator
First posted
Dec 19, 2023
Start date
Apr 19, 2016
Primary completion
Sep 9, 2016
Completion
Oct 14, 2016
Last update
Dec 19, 2023

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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