Background: In the last decade, several investigators have reported that double etched implants have achieved excellent results. However, no report regarding double etched implants inserted into fresh frozen bone is available.
Aims: We planned to perform a retrospective study on double etched implants inserted into fresh frozen bone grafts.
Setting And Design: 28 patients (17 females and 11 males with a median age of 52 years) were operated on and 114 double etched implants inserted. Implant diameter and length ranged from 3.25 to 5.0 mm and from 10.0 to 15 mm, respectively. Implants were inserted to replace 14 incisors, 5 cuspids, 47 premolars and 48 molars.
Results: Since only 4 out of 114 implants were lost (i.e. Survival Rate SVR = 96.5%) and no statistical differences were detected among the studied variables. The type of prosthetic restoration (i.e. fixed prostheses) correlated with a statistically significant lower delta Implant Abutment Junction (i.e. reduced crestal bone loss) and thus a better clinical outcome.
Conclusion: Double etched implants inserted into fresh frozen bone had a high survival and success rate similar to those reported in previous studies of two-stage procedures in non-grafted bone, although a higher marginal bone loss has to be expected when removable prosthetic restorations are used.
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http://dx.doi.org/10.1007/s12663-009-0050-7 | DOI Listing |
Sci Rep
January 2025
U1008 - Advanced Drug Delivery Systems and Biomaterials, Univ. Lille, INSERM, CHU Lille, Lille, F-59000, France.
This study aimed to compare the failure rates of two different sizes of plates and screws to stabilize critical-sized (7 mm) femoral defects in male Sprague‒Dawley rats (aged 10 weeks). Femoral defects were stabilized with either a 4-hole plate (length 29 mm, thickness 1 mm, 10 rats, Group 1) and 4 cortical screws (diameter 2 mm) or with a 6-hole plate (length 30 mm, thickness 0.6 mm, 9 rats, Group 2) and 4 cortical screws (diameter 1.
View Article and Find Full Text PDFCatheter Cardiovasc Interv
January 2025
Hackensack University Medical Center, Hackensack, New Jersey, USA.
Background: Patients with prior history of chest or mediastinal radiation are deemed high risk for surgical AVR. Transcatheter aortic valve replacement (TAVR) has emerged as a promising alternative for these patients, however, this patient population was underrepresented in prior TAVR trials.
Aims: To compare the outcomes of TAVR in patients with versus without a history of prior chest or mediastinal radiation.
Cureus
December 2024
Orthopaedics, Saitama Medical Center, Saitama, JPN.
Introduction: Prosthetic joint infection (PJI) is a complication, rarely encountered in daily clinical practice, but its treatment is frequently unsuccessful. In this report, we describe the treatment strategy used at our hospital, which has provided stable therapeutic results.
Methods: We conducted a retrospective analysis of infections following knee arthroplasty at our hospital between April 2005 and December 2022.
Vet Comp Orthop Traumatol
January 2025
School of Engineering, University of Guelph, Guelph, Ontario, Canada.
Objective: To determine the effect of locking head inserts (LHI) on plate strain, stiffness, and deformation when applied to a 3.5-mm broad locking compression plate (LCP) in an open fracture-gap model.
Study Design: Six, 13-hole, 3.
Clin Oral Implants Res
January 2025
Department of Oral and Maxillofacial Surgery-Plastic Operations, University Medical Center Mainz, Mainz, Germany.
Objectives: This experimental study compared the accuracy of implant insertion using the free-hand (FH) technique, static computer-aided surgery (S-CAIS), or dynamic computer-assisted surgery (D-CAIS) and to evaluate the correlation of learning curves between surgeons' experience and surgical time.
Materials And Methods: Thirty-six models were randomly assigned to three groups (FH, n = 12; S-CAIS, n = 12; D-CAIS, n = 12). Each model was planned to receive four implants in the maxillary anterior and posterior regions.
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