Which attachment system on implants provides better retention and comfort for patients wearing complete dentures?

Not Applicable

Conditions: Health Condition 1: K081- Complete loss of teeth

Registration Number: CTRI/2020/12/029620

Lead Sponsor: Clinic of Reconstructive Dentistry Center of Dental Medicine University of Zrich

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Open to Recruitment

Sex: Not specified

Target Recruitment: 0

Inclusion Criteria

Fully edentulous patients encountering problems (functional, esthetic) with existing dentures in the upper and lower jaw or patients seeking for implant-supported prostheses

-Adequate bone in the anterior mandible for the placement of implants in the canine region

-Ability to understand the procedure and to answer a questionnaire

Exclusion Criteria

-Impaired cognitive function and/or manual dexterity

-Inability to follow the procedures of the study, e.g. due to language problems, psychological disorders, dementia, etc. of the participant

-Unable to attend follow-up examinations

-Known or suspected non-compliance, drug or alcohol abuse

-Presence of any uncontrolled systematic disease that could compromise implant surgery

-History of radiotherapy in the head and neck region

-Heavy smoker ( >20 cig./day)

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
To test whether or not the ADLC system results in superior VAS scores in terms of retention compared to the LOC system after 6 months applying a cross-over design.Timepoint: T0: Baseline (1 week after insertion of denture) <br/ ><br>T1: 1 month following insertion of denture <br/ ><br>T2: 3 months following insertion of denture <br/ ><br>T3: 6 months following insertion of denture <br/ ><br>

Secondary Outcome Measures

Name	Time	Method
Patient-reported outcome measures (PROMs) <br/ ><br>Stability of the prosthesis, maintenance of oral hygiene, ability to speak, comfort and esthetics be evaluated using VAS scores. <br/ ><br>Assessment using OHIP-14 questionnaire. <br/ ><br>Cost effective analysis for both the attachment system. <br/ ><br>Technical outcomes <br/ ><br>Timepoint: T0: Baseline (1 week after insertion of denture) <br/ ><br>T1: 1 month following insertion of denture <br/ ><br>T2: 3 months following insertion of denture <br/ ><br>T3: 6 months following insertion of denture <br/ ><br>T4: 1 year following insertion of denture <br/ ><br>T5: 3 years following insertion of denture <br/ ><br>T6: 5 years following insertion of denture <br/ ><br>