scholarly journals Evaluation of hybrid implant in posterior edentulous maxilla with inadequate bone

2021 ◽  
Vol 8 (1) ◽  
pp. 1
Author(s):  
Dr. Aabu Varghese ◽  
Dr. Varghese Mani ◽  
Dr. Sankar Vinod V ◽  
Dr. Arun George

Aim of this study is to investigate.Hybrid implant has got satisfactory results in our previous study in various edentulous areas with inadequate bone for endosseous implant placement .The credibility of the implant in the areas of posterior maxilla needed to be evaluated.Objectives•      To evaluate the hybrid implant postoperatively 18 months for gingival status, pain, peri-implantitis and mobility, so that it can be applied in posterior maxillary edentulous spaces with inadequate bone as an alternative to conventional implant.Materials and methods15 patients were rehabilitated in the posterior edentulous areas with hybrid implant. we intended to study the rehabilitation of posterior maxillary edentulous space i.e. Maxillary- premolar, 1st molar and 2nd molar area with hybrid implant and evaluate the hybrid implant post operatively for 18months (1stmonth, 3rd month, 6th month ,12 th month,18thmonth).Results•      During the study period the implant system presented with no gingivitis, peri-implantitis, and pain.•      The periotest test values show the implant system to be very much stable.•      Also proves to be safe, economical and clinician and patient friendly compared to other implant systems.Conclusion•      Hybrid implant system proves to be very effective in rehabilitating the posterior maxillary regions with inadequate bone.•      Also proves to be safe, economical and clinician and patient friendly compared to other implant systems.   

2017 ◽  
Vol 2017 ◽  
pp. 1-6 ◽  
Author(s):  
Antonio Scarano

Background. One of the most problematic regions for endosseous implants is the posterior maxilla, not only having poor bone density, but also lacking adequate vertical height as a result of sinus pneumatization. The purpose of the present study was a radiologic, histological, and histomorphometrical evaluation, in humans, of specimens retrieved from sinuses augmented with decellularized bovine compact particles, after a healing period of 6 months. Methods. Four patients, with atrophic resorbed maxillas, underwent a sinus lift augmentation with decellularized bovine compact bone from bovine femur. The size of the particles used was 0.25–1 mm. A total of four grafts and 5 biopsies were retrieved and processed to obtain thin ground sections with the Precise 1 Automated System. Results. The mean volume after graft elevation calculated for each of the 4 patients was 2106 mm3 in the immediate postoperative period (5–7 days), ranging from 1408.8 to 2946.4 mm3. In the late postoperative period (6 months) it was 2053 mm3, ranging from 1339.9 to 2808.9 mm3. Histomorphometry showed that newly formed bone was 36±1.6% and marrow spaces were 34±1.6%, while the residual graft material was 35±1.4%. Conclusion. In conclusion, based on the outcome of the present study, Re-Bone® can be used with success in sinus augmentation procedures and 6 months are considered an adequate time for maturation before implant placement.


2019 ◽  
Vol 34 (4) ◽  
pp. e65-e76 ◽  
Author(s):  
Javier Romero-Millán ◽  
Javier Aizcorbe-Vicente ◽  
Maria Peñarrocha-Diago ◽  
Pablo Galindo-Moreno ◽  
Luigi Canullo ◽  
...  

Author(s):  
Umit Karacayli ◽  
Emre Dikicier ◽  
Sibel Dikicier

2011 ◽  
Vol 23 (4) ◽  
pp. 489-495 ◽  
Author(s):  
Marcelo Munhóes Romano ◽  
Mario Sergio Soares ◽  
Carlos Alberto Pastore ◽  
Mauricio José Tornelli ◽  
Renata de Oliveira Guaré ◽  
...  

1994 ◽  
Vol 3 (4) ◽  
pp. 235-237 ◽  
Author(s):  
Alan M. Simons ◽  
Robert F. Baima

2017 ◽  
Vol 43 (1) ◽  
pp. 33-38 ◽  
Author(s):  
Vladimir S. Todorovic ◽  
Miroslav Vasovic ◽  
Mia-Michaela Beetge ◽  
Andre W. van Zyl ◽  
Vladimir Kokovic

The objective of the present study was to elucidate stability development of immediately loaded hybrid self-tapping implants inserted in the posterior maxilla. Forty-eight hybrid self-tapping implants with a chemically modified surface (∅︀4.1; length: 8 mm) were inserted bilaterally in the maxillary first and second premolar and first molar sites of 8 patients. In each patient, both sides of the maxilla were assigned randomly to either immediate (IL) or early (EL) loading group. Implant stability was evaluated by means of resonance frequency analysis immediately after implant placement and after 1, 2, 3, 4, 5, 6, 12, 26, and 52 weeks. High values of primary stability were found in both groups (71.91 ± 6.52 implant stability quotient [ISQ] in IL group; 73.87 ± 6.5 ISQ in EL group), with significant differences between the groups at the different time points. Initial decrease in stability was observed between the first and fifth weeks in the IL group and between the first and third weeks for the EL group. In the IL group 1 implant was removed after 3 weeks due to lack of stability. Early results of this study showed the ability of hybrid self-tapping dental implants with a chemically modified surface to achieve sufficient primary stability and to maintain high values of secondary implant stability in bone type 3 and 4, even when loaded immediately. Minimal alterations in stability were observed for both investigated groups, but the EL group showed faster recovery after an initial drop in stability.


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