Retention of different attachment systems for single implant mandibular overdenture

A comparison between the retention of mandibular complete single implant overdenture retained by ball and socket and locator attachments (Randomized Clinical Trial)

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR201704001524121

Enrollment

Registered

2016-03-08

Start date

2015-12-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Edentulous mandible

Interventions

Ball attachment

Locator

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Completely edentulous patient 2. Patients having enough bone for an implant length of at least 10 mm 3. Sufficient inter-arch space to accommodate the denture & the attachment 4. No apparent Skeletal mal-relation 5. No intraoral soft and hard tissue pathology 6. No systemic condition that contraindicate implant placement

Exclusion criteria

Exclusion criteria: 1. Drug or alcohol abuse 2. Smokers 3. A health condition precluding surgery, 4. Logistic or physical reasons that could affect follow-up, 5. Psychiatric problems 6. Medically compromised patients & those with neuromascular disorders 7. Disorders to the implant area related to a history of radiation therapy to the head and neck, neoplasia, or bone augmentation to the implant site.

Design outcomes

Primary

Measure	Time frame
Retention	—

Secondary

Measure	Time frame
Soft tissue responce	—

Countries

Egypt

Contacts

Public ContactHend Hegazi

teaching assistant

H.m.hegazi@gmail.com01006372437

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026