Retrospective Study on Clinical Performance of Screw-retained Implant Crowns

University of Bern

Status: Completed

Conditions: Dental Implant Failed

Treatments: Other: Dental prosthetics

Study type: Interventional

Funder types: Other

Identifiers

NCT04370314

020/13

Details and patient eligibility

About

Survival and success rates of all-ceramic implant-supported fixed reconstructions fabricated with CAD/CAM technology after at least one year in function.

Survival and success rates (clinical, radiologic and esthetic) of all-ceramic implant-supported fixed reconstructions fabricated with CAD/CAM technology after 2 to 10 years in function.

Establishment of a database of patients with all-ceramic implant-supported fixed reconstructions fabricated with CAD/CAM technology for future longitudinal retrospective studies.

Enrollment: 32 patients

Sex: All

Ages: 18+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Patients with at least one fixed all-ceramic reconstruction (single implant restoration on BL implant with individualized zirconia abutment directly screwed and directly veneered, three- to five-unit zirconia bridges directly veneered, single tooth crown made of a lithium disilicate glass-ceramic (LS2) blank)
• Written informed consent

Exclusion criteria

• Pregnancy at the time of the follow-up examination
• Mental handicap
• Patients that could not be contacted/located
• Patients not interested in participating
• Patients with the need of antibiotic prophylaxis prior to a clinical examination

Trial design

Primary purpose: Treatment

Allocation: N/A

Interventional model: Single Group Assignment

Masking: None (Open label)

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32 participants in 1 patient group

Zirconia implant-supported crown

Experimental group

Description:

Full zirconia implant-supported crown

Treatment:

Other: Dental prosthetics