Different Attachment Systems in Mandibular Single Implant Overdenture

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT07120256

Enrollment

Registered

2025-08-13

Start date

2021-01-10

Completion date

2025-07-12

Last updated

2025-08-13

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

Conditions

Edentulous Mandible, Patient Satisfaction

Brief summary

to compare locator attachment to ball attachment in retaining mandibular single implant overdenture in terms of patient satisfaction and retention

Interventions

OTHERlocator attachment

mandibular single implant overdenture retained by locator attachment

OTHERball and socket attachment

mandibular single implant overdenture retained by ball and socket attachment

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

SINGLE (Outcomes Assessor)

Masking description

outcome assessor of 1ry outcome, statistician

Eligibility

Sex/Gender

ALL

Age

55 Years to No maximum

Healthy volunteers

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

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	Description
patient satisfaction	baseline, 1month, 6 months, 1 and 3 years	Patient satisfaction will be measured using a valid and reliable questionnaire which is Patient satisfaction with lower removable denture questionnaire SLRD-Q. likert scale ranges from very good (1) to good (2), neither good nor bad (3), bad (4), and extremely bad (5)

Secondary

Measure	Time frame	Description
Retention	baseline, 1 month, 3 and 6 months	Measuring device: Force meter Measuring unit: Newton/cm2

Countries

Egypt

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026