The Effect of Clip Material on the Retention of Implant Supported Mandibular Overdenture

MTI University

Status: Completed

Conditions: Denture Retention

Treatments: Device: Nylon clip; Device: PEEK clip

Study type: Interventional

Funder types: Other

Identifiers

NCT06866067

970/6525

Details and patient eligibility

About

This study is aiming to evaluate the retention of implant supported mandibular overdenture using two different clip materials namely polyoxymethylene (POM) and poly-ether-ether-ketone (PEEK) on PEEK bar at three-time intervals; immediately after placement, after 3 months and after 6 months.

Enrollment: 12 patients

Sex: Male

Ages: 50 to 60 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Inclusion criteria:

  • Male.
  • Completely edentulous.
  • Age: 50-60 years.
  • Free from any systemic diseases that affect bone metabolism.
  • Good intraoral condition.
  • Anterior mandibular bone height > 13mm and width > 5mm.
  • The inter-arch space from 15mm to 17mm.

Exclusion criteria

• Smoking and drug abusing.
• Severe maxillomandibular skeletal discrepancy.
• Bone metabolic disorders.
• History of head and neck radiotherapy.
• Intravenous bisphosphonate therapy.
• Presence of para-functional habits.
• Temporomandibular joint disorders.
• Severe bony undercuts.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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12 participants in 2 patient groups

PEEK clip

Other group

Description:

Clip for overdenture retention made from poly-ether-ether-ketone (PEEK)

Treatment:

Device: PEEK clip

Nylon clip

Other group

Description:

Clip for overdenture retention made from nylon (C6H11NO)n

Treatment:

Device: Nylon clip