Impact of CAD-CAM designed telescopic crown retainers
- Conditions
- Mandibular distal extension removable partial dentures
- Registration Number
- PACTR201701001214873
- Lead Sponsor
- Faculty of dentistry
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 42
1- Age 45-65 years. With mean age of 55 years
2- Partially edentulous mandible with remaining first premolars and six anterior teeth with healthy periodontal condition and good oral hygiene.
3- All abutments will be had adequate amount of bone support.
4-Residual alveolar ridges will be of suitable height, covered with healthy, relatively moderate thickness and firm mucosa.
5- Normal maxillomandibular relation.
6- Sufficient inter-arch space especially the posterior region, this will be verified by recording a tentative jaw relation.
7- the time lapsed from last extraction is at least one year.
8- No neurological disorders.
9- Be physically and psychologically able to tolerate procedures.
10- Be cooperative to return for follow-up, examinations and evaluation
1. Patients with poor oral hygiene and motivation. Because poor oral hygiene can cause inflammation which induce pain that effect OHIP questionnaire outcome.
2.Patients with systemic disease such as endocrine and metabolic diseases (ex: Diabetes Mellitus). Because these diseases increase bone resorption which affect the periodontal support of abutments.
3.Patients will be also free of tempro-mandibular disorders (TMD). Because TMD patients characterize by asymmetrical jaw movements which resulting in altered masticatory dynamics that is responsible for electromyograph misleading readings.
4. Psychiatric problems or unrealistic expectations. Because they cannot able to tolerate procedures.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Oral Health Related Quality of Life
- Secondary Outcome Measures
Name Time Method muscle ativity