About this trial
The goal of this observational study is to evaluate the impact of a full arch implant-supported prostheses in the lip support. In a complex rehabilitation cases, the process between the diagnosis and the delivery of a prostheses may lead with many clinical and laboratorial choices which influence the final design of the prosthetic work and consequently the facial profile of the patient.
The use of 3D facial scanners and advanced superimposition methodology allows the investigators to objectively measure several relevant parameters such as vertical occlusion of dimension and lip support.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Individuals with at least a full-arch implant supported rehabilitation in the upper arch
Individuals with a provisional or a definitive implant-supported prosthesis
Individuals with a stable occlusion function
Individuals with compliance to collaborate with the research protocol
Disqualifiers
Individuals with history of hypersensitivity to external light or any similar condition
Individuals in an active surgical treatment period
Individuals in an active orthodontic treatment in the opposite arch
Individuals in an active facial treatment
Trial population
The study population includes patients from private clinic in which the implant treatment was performed. These patients must have their maintenance appointments up to date.
Trial design
Case-only
Prospective
Treatments tested in this trial
Removable of the full arch implant-supported prostheses
Procedure/SurgeryThe intervention planned will be the removal of full arch implant-supported prostheses and the acquisition of a digital image through a facial scanner before and after this moment.
Treatment groups
Trial outcomes
Primary outcomes
Volumetric changes in peri-oral area
The primary outcome is to evaluate the changes in volume in peri-oral area after removal a full arch implant-supported prostheses according to a digital analysis (RMS)
Secondary outcomes
Distance between the upper lip and E-line in sagital profile
The secondary outcome is to quantify the changes in the distance between the upper lip and the Rickett's Aesthetic Line (E-line)
Distance between the lower lip and E-line in sagital profile
The third outcome is to quantify the changes in the distance between the lower lip and the Rickett's Aesthetic Line (E-line)
Naso-labial angle
The fourth outcome is to quantify the changes in the naso-labial angle related to the absence of the fixed prostheses
Other outcomes
Confounding factors
Type of definitive rehabilitation, time of implant surgery, extension of rehabilitation/edentulism
Sponsors and contacts
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