Different attachment system retaining overdenture

Retention of stud attachment versus bar clip attachment retaining mandibular overdenture

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR201512001362107

Enrollment

Registered

2015-11-24

Start date

2016-01-24

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 mandibular jaws

Interventions

stud attachment retaining implant supported overdenture

bar clip attachment retaining implant supported overdenture

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Completely edentulous patient. Sufficient inter-arch space equals to 22 mm or more. Normal maxillo-mandibular relationship (Class I Angle classification). Adequate buccolingual width of keratinized attached mucosa >5mm over the crest of the lower ridges. Patient signing informed consent

Exclusion criteria

Exclusion criteria: Patient requiring hard or, soft tissue grafting of the proposed implant sites. Heavy smoker (more than 20 cigarette / day) and patients with para-functional habits (e.g. clenching or bruxism, etc.). Patients with temporo-mandibular joint disorders . Patients with any systemic disease that may interfere with dental implants placement and/or osseointegration e.g. uncontrolled diabetes, hypertension, osteoporosis and irradiation. Patient unable to answer the questionnaire for any reason.

Design outcomes

Primary

Measure	Time frame
patient satisfaction	—

Secondary

Measure	Time frame
retention	—

Countries

Egypt

Contacts

Public Contactmohamed el khashab

Assistant lecturer at prosthodontics department Cairo university

mkhashab86@gmail.com00201006611525

Outcome results

None listed

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