Prosthetic Survival and Complication Rate of Single Implant Treatment in the Periodontally Healthy Patient after 16 to 22 Years of Follow-Up

2014 ◽  
Vol 18 (1) ◽  
pp. 117-128 ◽  
Author(s):  
Melissa Dierens ◽  
Hugo De Bruyn ◽  
Jenö Kisch ◽  
Krister Nilner ◽  
Jan Cosyn ◽  
...  
2014 ◽  
Vol 26 (11) ◽  
pp. 1288-1296 ◽  
Author(s):  
M. Dierens ◽  
S. Vandeweghe ◽  
J. Kisch ◽  
K. Nilner ◽  
J. Cosyn ◽  
...  

2013 ◽  
Vol 39 (2) ◽  
pp. 172-181 ◽  
Author(s):  
Francesco G. Mangano ◽  
Carlo Mangano ◽  
Massimiliano Ricci ◽  
Rachel L. Sammons ◽  
Jamil A. Shibli ◽  
...  

The aim of this study was to compare the esthetic outcome of single implants placed in fresh extraction sockets with those placed in fully healed sites of the anterior maxilla. This retrospective study was based on data from patients treated with single-tooth Morse taper connection implants placed in fresh extraction sockets and in fully healed sites of the anterior maxilla. Only single implant treatments were considered with both neighboring teeth present. Additional prerequisites for immediate implant treatment were intact socket walls and a thick gingival biotype. The esthetic outcome was objectively rated using the pink esthetic/white esthetic score (PES/WES). The Mann-Whitney U test was used to compare the PES and the WES between the 2 groups. Twenty-two patients received an immediate implant, and 18 patients had conventional implant surgery. The mean follow-up was 31.09 months (SD 5.57; range 24–46) and 34.44 months (SD 7.10; range 24–48) for immediately and conventionally inserted implants, respectively. No implants were lost. All implants fulfilled the success criteria. The mean PES/WES was 14.50 (SD 2.52; range 9–19) and 15.61 (SD 3.20; range 8–20) for immediately and conventionally placed implants, respectively. Immediate implants had a mean PES of 7.45 (SD 1.62; range 4–10) and a mean WES of 7.04 (SD 1.29; range 5–10). Conventional implants had a mean PES of 7.83 (SD 1.58; range 4–10) and a mean WES of 7.77 (SD 1.66; range 4–10). The difference between the 2 groups was not significant. Immediate and conventional single implant treatment yielded comparable esthetic outcomes.


2020 ◽  
Author(s):  
◽  
Björn Gjelvold

Today there are several treatment techniques available to replace a missing tooth. Since the beginning of the 1990s, it has become increasingly common to treat individual tooth loss with dental implants. Important patient factors are survival, success, functionality, aesthetics, oral health and quality of life. The range of indications and possibilities for implant treatment has broadened compared to the originally proposed treatment indications. A variety of methods, components and materials are available today. Improvements of the implant surface have led to shorter healing periods, which has affected the overall treatment time. Methods for computer-assisted implant planning and surgical guides have been developed to improve treatment planning. Several techniques are involved in the manufacturing of implant-supported single crowns, from the traditional plaster models, wax, casting and porcelain veneering to 3D scanning, computer aided design and manufacturing. It is important that all these treatment modalities are evaluated in a systematic and scientific way to ensure that the treatment given is the best one possible according to the individual conditions that exist. The general aim of this project was to evaluate the treatment outcome between different treatment modalities for single dental implants. Study I aims to retrospectively evaluate implant survival. Patient reported outcome measures, marginal bone loss (MBL), clinical and esthetic outcomes following conventional single implant treatment. The aim of study II, a prospective randomized clinical study, was to compare the overall treatment outcome following immediate loading (IL) and delayed loading (DL) of single implants. In study III the aim was to in a vitro setting evaluate the deviation in final dental implant position after the use of surgical guides fabricated from two different desktop 3D printers using a digital workflow. For study IV the aim was to, in a non-randomized study, compare clinical and aesthetic outcomes between immediately loaded single implants placed with and without a fully guided-surgery procedure (DIL). In study I a total of 85 implants were examined after a mean follow-up time of 7.51 years. The 5-year implant survival rate was98.4% (95% CI: 96.3% - 100%), with a crown survival rate of91.8% (95% CI: 86.3%-97.3%). Overall mean MBL was -0.13 mm. Final and initial total Pink esthetic score (PES) were 9.61 and 11.49 (P<.001) Mean White esthetic score (WES) was 6.48 at final follow-up. Visual analog scale (VAS) score for soft tissue and implant-supported crown aesthetics were 73.5 and 82.1 (maximum score 100). A oral health impact profile-14 (OHIP-14) 14 score of 16.11 was observed at the final follow-up. Study II and IV found implant survival rates of 100%, 96% and 90.5 % for IL, DL and DIL, respectively, after 1-year. No statistically significant differences were found for MBL, PES, WES and OHIP-14after 1-year. Statistically significant lower papilla index scores were found for the IL. Overall statistically significant improvement inPES, WES and OHIP-14 were found over time. In the DIL group a moderate correlation between aesthetics and deviation in fixture position was found. For Study III a statistically significant difference between stereolithography and direct light processing (DLP) was found fordeviation at entry point (P = .023) and the vertical implant position(P = .009). Overall lower deviations were found for the guides from the DLP printer, with the exception of deviation in horizontal implant position.The results from these studies suggest that good clinical results can be achieved with different treatment modalities for single implants. Positive advantages with immediate loading and guided surgery is primarily seen in the early faces of the treatment procedure only. Care needs to be exerted with technically complicated treatment procedures as the effect on implant survival should not be underestimated. Further studies have to be performed to evaluate guided surgery and immediate loading to identify possible factors effecting survival.


1993 ◽  
Vol 21 (4) ◽  
pp. 203-208 ◽  
Author(s):  
T. Jemt ◽  
P. Pettersson

2010 ◽  
Vol 92 (6) ◽  
pp. 483-485 ◽  
Author(s):  
S Pearce ◽  
RJI Colville

INTRODUCTION We performed an audit to assess frequency of injury to the nail bed and outcomes after repair in a busy paedi-atric hand trauma clinic. SUBJECTS AND METHODS This retrospective study examines 46 consecutive nail bed repairs over a 6-month period. All notes were reviewed for patient demographics, details of the injury including the operation and aftercare. Telephone interviews were used to assess patient/parent satisfaction and complications. RESULTS The commonest mechanism of injury was trapping a finger in a door. The accident usually occurred indoors and most frequently affected the middle finger. The majority of repairs were carried out under general anaesthetic, by registrars, using absorbable synthetic sutures, within 24 h of the injury as a day-case. Outcome data with a minimum of 15 months follow-up, showed a high satisfaction rate (8.9/10) and low complication rate (7%), none of which required further surgery. There was a high failure rate of attendance in the follow-up clinic whilst the outcomes of those attending were good. CONCLUSIONS Outcomes and patient satisfaction were good with a low complication rate resulting in a change of practice in our unit to an ‘opt-in’ system for follow-up.


Neurosurgery ◽  
2017 ◽  
Vol 64 (CN_suppl_1) ◽  
pp. 228-228
Author(s):  
Erick Michael Westbroek ◽  
Matthew Bender ◽  
Narlin B Beaty ◽  
Bowen Jiang ◽  
Risheng Xu AB ◽  
...  

Abstract INTRODUCTION ISAT demonstrated that coiling is effective for aneurysm treatment in subarachnoid hemorrhage (SAH); however, complete occlusion of wide-necked aneurysms frequently requires adjuvants relatively contraindicated in SAH. As such, a limited “dome occlusive” strategy is often pursued in the setting of SAH. We report a single institution series of coiling of acutely ruptured aneurysms followed by delayed flow diversion for definitive, curative occlusion. METHODS A prospectively collected IRB-approved database was screened for patients with aneurysmal SAH who were initially treated by coil embolization followed by planned flow diversion at a single academic medical institution. Peri-procedural outcomes, complications, and angiographic follow-up were analyzed. RESULTS >50 patients underwent both acute coiling followed by delayed, planned flow diversion. Average aneurysm size on initial presentation was 9.5 mm. Common aneurysm locations included Pcomm (36%), Acomm (30%), MCA (10%), ACA (10%), and vertebral (5%). Dome occlusion was achieved in all cases following initial coiling. Second-stage implantation of a flow diverting stent was achieved in 49/50 cases (98%). Follow-up angiography was available for 33/50 patients (66%), with mean follow-up of 11 months. 27 patients (82%) had complete angiographic occlusion at last follow up. All patients with residual filling at follow-up still had dome occlusion. There were no mortalities (0%). Major complication rate for stage I coiling was 2% (1 patient with intra-procedural aneurysm re-rupture causing increase in a previous ICH). Major complication rate for stage 2 flow diversion was 2% (1 patient with ischemic stroke following noncompliance with dual antiplatelet regimen). Minor complications occurred in 2 additional patients (4%) with transient neurological deficits. CONCLUSION Staged endovascular treatment of ruptured intracranial aneurysms with acute dome-occlusive coil embolization followed by delayed flow diversion is a safe and effective treatment strategy.


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