A Functional Impression Technique for an Implant-supported Overdenture: A Clinical Report

2006 ◽  
Vol 32 (1) ◽  
pp. 41-43 ◽  
Author(s):  
Bülent Uludağ ◽  
Volkan Şahin

Abstract Overdenture support is derived from oral mucosa and retained roots or implants. Functional loads must be distributed, optimally, between the supporting structures for the success of overdentures; such a distribution may be obtained with the use of functional impression procedures. A functional impression technique is described for the fabrication of an implant-supported overdenture.

2014 ◽  
Vol 40 (4) ◽  
pp. 449-453
Author(s):  
Eli Raviv ◽  
Jan Hanna ◽  
Roy Raviv ◽  
Mili Harel-Raviv

The precision of an impression determines the subsequent accuracy and fit of the final restoration. Therefore, the ultimate search is for the most accurate impression material and the most efficient and least time consuming technique. One of the major debates in implant dentistry has focused on the advantages of the pick-up versus the transfer impression technique. The pick-up technique is widely accepted as the more accurate. However, the conventional transfer technique is simpler and less time consuming. The Hex-Lock-Friction-Fit impression coping (AB Dental Devices) combines the advantages of the transfer impression technique and the pick-up impression technique. In this article we will review the relevant literature, discuss the advantages of this unique implant impression technique, and present some related clinical cases.


1985 ◽  
Vol 53 (4) ◽  
pp. 543-549 ◽  
Author(s):  
N.M. El-Khodary ◽  
N.A. Shaaban ◽  
A.M. Abdel-Hakim

2018 ◽  
Vol 1 (2) ◽  
pp. 96-99
Author(s):  
Brijesh Maskey ◽  
S.R.B. Mathema ◽  
A. Bhochhibhoya

Flabby maxillary ridge is the most commonly encountered clinical condition during routine dental practice. The presence of these displaceable denture-bearing tissues often poses difficulty during fabrication of complete dentures resulting in compromised support, retention and stability. Many impression techniques and materials have been proposed in various literatures to help overcome this difficulty. These techniques vary in philosophies but are often quite time-consuming to perform, and rely on materials not commonly in use in contemporary dental practice. The purpose of this paper is to describe an impression technique for flabby ridges, using conventional impression material.


2018 ◽  
Vol 1 (1) ◽  
pp. 47-51
Author(s):  
Rinu Sharma ◽  
S. Mathema ◽  
B. Pathak

Patients with resorbed mandibular ridge poses a challenge for prosthodontic rehabilitation. The ongoing diminution of denture foundation defies the basic mechanism of denture stability and support. The technique of neutral zone to construct a denture that is shaped by muscle function and is in harmony with the surrounding oral structures can remarkably improve prognosis of such patients. The neutral zone is the area in the oral cavity where during function; the forces of the cheeks and lips pressing inward neutralize the forces of the tongue pressing outward. Thus physiologically optimal teeth arrangement and harmonious denture contours and can be achieved to maximize prosthesis stability, comfort, and function for patients. This clinical report describes rehabilitation of a patient with severely resorbed mandibular ridge using neutral zone impression technique.


2021 ◽  
Vol 10 (7) ◽  
pp. 1141-1146
Author(s):  
Tarcisio José de Arruda Paes-Junior ◽  
Paolo Freitas ◽  
Renato Sussumu Nishioka ◽  
Gabriela Nogueira de Melo Nishioka ◽  
Leonardo Jiro Nomura Nakano

This article describes an alternative open tray technique for implant impressions using a novel reinforced silica-nylon mesh covered with acrylic resin as a splitting system in assembling the abutment complex. The purpose of the procedure is to simplify the technique and improve the resin contraction during clinical procedure, and also optimizes and reduces the chairside time for the patient. The clinical report was supported by an in vitro study where an analysis tool, Strain Gauge Analysis, was used to prove the clinical effectiveness of the technique. The peri-implant strain was determined on polyurethane casts with the torqued prosthesis, and statistically there was no difference in strain under torque of transfers or in the final prosthesis. The nylon mesh attached to acrylic resin represents a promising option for open tray impression technique, creating a resistant union to transfer in an excellent procedure time.


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