David Penarrocha-Oltra

David Penarrocha-Oltra
University of Valencia | UV · Department of Stomatology

DDS, MSc, PhD

About

245
Publications
83,990
Reads
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3,610
Citations
Additional affiliations
September 2012 - July 2014
University CEU Cardenal Herrera
Position
  • Associate Professor of Periodontics
April 2010 - April 2014
University of Valencia
Position
  • Researcher

Publications

Publications (245)
Article
Full-text available
Background: To review systematically the bone gain and superficial resorption rate of the onlay block bone grafts versus the cortical tenting technique, as well as secondarily study the postoperative complications, implant survival and success rates, and peri-implant marginal bone loss. Material and methods: Following the recommended methods for...
Article
Introduction To compare the healing of teeth subjected to endodontic microsurgery over long-term (5-9 years) versus middle-term (1-4 years) follow-up, and assess the influence of different healing predictors over time. Methods A retrospective study was made, comparing the endodontic microsurgery healing rates after 1-4 versus 5-9 years of follow-u...
Article
Introduction An analysis was made of the association between the endoscopic findings of the sectioned root end surface and healing of the lesion one year after periapical surgery, though no studies appear to have analyzed them in relation to healing after periapical surgery. Material and methods A retrospective cohort study was made of patients su...
Article
Full-text available
Background: The present study in patients with direct sinus lift and simultaneous or delayed implant placement was carried out to relate the dimensions of the lateral window to sinus augmentation, marginal bone loss, and implant success and survival after a minimum follow-up period of 5 years. Methods: A retrospective cohort study was carried out i...
Article
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Background: The aim was to evaluate the influence of axial abutment height, abutment angulation, angulated abutment side and implant site on peri-implant marginal bone loss and marginal bone remodeling after 1 year of follow-up in immediate loading implant-supported full-arch fixed dental prostheses. Methods: A retrospective analysis was conducted...
Article
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Background: Two-dimensional (2D) radiographic techniques are commonly used for assessing lesion prognosis after endodontic surgery. The present retrospective cohort study analyzes the sensitivity and ability of different radiographic techniques in obtaining area and volume measurements of periapical lesions. Material and methods: Preoperative an...
Article
Aim To clinically assess the esthetic of the smile and possible influencing factors. Materials and Methods In this explorative study an initial questionnaire on demographic variables and perception of the own quality of the smile (Visual Analogue Scale) was administered by a first examiner. A second blinded assessor examined all patients and recor...
Article
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Background: The present in vitro study aimed to investigate the fatigue performance of different dental fixtures in two different emergence profiles. Biological failures are frequently reported because the problem canonly be solved by replacing a failing implant with a new one. Clinicians addressed minor mechanical failures, such as bending, loosen...
Article
Background: Rough and/or plasma-activated abutments seem to be able to increase soft tissue adhesion and stability; however, limited evidence is available about bacterial contamination differences. Purpose: The aim was to investigate the oral microbiota on four dental abutments with different surfaces by quantitative real-time polymerase chain rea...
Article
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Purpose This paper aims to review the evidence comparing low-speed drilling without irrigation versus conventional drilling for dental implant osteotomy preparation. Materials and methods A systematic review was carried out based on the PRISMA statement. Four databases and gray literature were searched up to November 2020. In vitro, animal, and cl...
Article
Objective The objective was to answer the question: Do conventional radiographs (periapical/panoramic) afford better diagnostic outcomes than cone beam computed tomography (CBCT) as a complement for clinical diagnosis of apical lesions with persistent apical periodontitis or disease after root canal treatment? Study design Five electronic database...
Article
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The aim of this systematic review and meta-analysis was to analyze and compare the survival rate and prosthetic and sinus complications of zygomatic dental implants for the rehabilitation of the atrophic edentulous maxilla. Materials and methods: We conducted a systematic literature review and meta-analysis, based on the Preferred Reporting Items...
Article
Objective To evaluate whether abutment surface and surface bio-activation has an effect on soft tissue morphogenesis. Materials and Methods 36 patients (36 implants) were included. Abutments were randomly divided into 4 groups (n=9): Smooth Surface - MAChined (MAC), Ultrathin Threaded Microsurface (UTM), MAC Plasma of Argon activated (Plasma MAC),...
Article
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Objective This review aimed to evaluate the effects of enamel matrix derivative (EMD) in association with coronally advanced flap (CAF) or CAF + connective tissue graft (CTG) when compared with CAF alone or CAF + CTG for the treatment of gingival recessions (GR) in maxillary teeth.Methods Five databases and gray literature were searched up to April...
Article
Full-text available
Background Understanding the anatomy of the facial alveolar bone (FAB), provides a prognostic tool for estimating the degree of dimensional ridge alterations after tooth extraction. This systematic review and meta-analysis aims to determine the FAB thickness and modifying factors of anterior maxillary teeth measured by CBCT scans. A secondary objec...
Article
Full-text available
Background To introduce a theoretical solution to a posteriori describe the pose of a cylindrical dental fixture as appearing on radiographs; to experimentally validate the method described. Methods The pose of a conventional dental implant was described by a triplet of angles (phi-pitch, theta-roll, and psi-yaw) which was calculated throughout ve...
Article
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Background: Systemic antibiotic prophylaxis is frequently prescribed by dentists performing dental implant surgery to avoid premature implant failure and postoperative infections. The scientific literature suggests that a single preoperative dose suffices to reduce the risk of early dental implant failure in healthy patients. Material and Methods:...
Article
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Background The socket seal surgery (SSS) technique is a common alternative for the management of the post-extraction sockets that requires a primary closure of the wound to promote proper regeneration and ridge preservation. Objective To learn about the effect of different SSS techniques on alveolar ridge preservation Material and methods Two ind...
Preprint
Full-text available
Background To introduce a theoretical solution to a posteriori describe the pose of a cylindrical dental fixture as appearing on radiographs; to experimentally validate the method described.Methods The pose of a conventional dental implant was described by a triplet of angles (phi-pitch, theta-roll, and psi-yaw) which was calculated throughout vect...
Article
Full-text available
Introduction: The present clinical case describes periapical microsurgery with an endoscope and microscope in a patient already treated 25 years ago due to persistent periapical disease of the two central upper incisors, restored with poorly adapted crowns. Clinical Case. The first periapical surgery had been performed with silver amalgam as a ret...
Article
Introduction A study was made of the healing rate of teeth subjected to endodontic microsurgery after a minimum follow-up of 5 years, with an analysis of the influence of different pre- and postoperative factors upon the outcome. Methods A retrospective study was made of patients subjected to endodontic microsurgery with the use of mineral trioxid...
Article
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Background Inherited epidermolysis bullosa (EB) is a genetic disorder characterized by skin fragility and unique oral features. Aims To provide (a) a complete review of the oral manifestations in those living with each type of inherited EB, (b) the current best practices for managing oral health care of people living with EB, (c) the current best...
Article
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An apicomarginal defect can be explained as a total loss of buccal alveolus extending from the original crestal bone to the apex of the tooth. This study presents a case of an apicomarginal defect in a first left molar subjected to periapical surgery with vestibular cortex block replacement and A-PRF + membrane coating approximately one year ago. O...
Article
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Background: A systematic review of clinical studies with at least one year of follow-up was done to assess the success rate of endodontic surgery including endoscopy for magnification and illumination. Material and methods: Five electronic databases were searched, including MEDLINE (via PubMed), Embase, Web of Science, Scopus and the Cochrane Li...
Article
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Objective The objective of the study was to evaluate the relation between occlusal loading and peri-implant crevicular fluid cytokine expression in patients with implant-supported complete fixed prostheses in both arches. Material and methods A prospective longitudinal clinical study was performed at a university clinic. Fifteen patients were sele...
Article
Background: Non-surgical treatment of peri-implantitis includes a correct mechanical debridement of the implant surface to reduce the inflammation and recondition the soft tissues. The aim of the study was to evaluate the results of a single phase of non-surgical therapy by comparing the effect of curettes and ultrasounds versus curettes and abras...
Article
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Background : to assess the radiological marginal bone loss between bone-level or tissue-level dental implants through a systematic review of literature until September 2019. Methods : MEDLINE, Embase and other database were searched by two independent authors including only English articles. Results : The search provided 1028 records and, after r...
Article
Background: Subcrestal implant placement has been suggested as a method that could contribute to maintain the periimplant soft and hard tissues in comparison with crestal placement. The objective of this study was to investigate the relationship between implant placement at different depths in the alveolar bone and (a) the thickness of the buccal...
Article
Cone beam computed tomography (CBCT) had been introduced in oral and maxilla facial surgery since the early 2000s, but many dentists still use orthopantomography (OPT) as a principle diagnostic tool for wisdom tooth extraction or implant planification. The CBCT is usually prescribed as a secondary radiological exam if the wisdom tooth has anatomica...
Article
Full-text available
To assess the difference in smile esthetic impact of Coronally Advanced Flap (CAF) with or without the adjunct of a collagen matrix (CMX) used as root coverage procedures. Subjects with esthetic demands showing multiple upper gingival recessions of at least 2 mm, without interproximal attachment loss and cervical abrasion no more than 1 mm were rec...
Article
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Background/purpose The aim of the present in vitro study was to evaluate fatigue resistance of dental fixtures in three different types of fixture/abutment finishing line. Materials and methods Transmucosal dental implants, with or without ferrulized neck, underwent fatigue tests (static and dynamic load) using the following standard protocol: UNI...
Article
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Background: Hemostasis is of critical importance in endodontic surgery. Studies on bleeding control in maxillary molars are scarce. The present study compares the efficacy of two hemostatic techniques in controlling bleeding in endodontic surgery. Material and methods: A randomized two-arm pilot study involving 30 patients with peri-radicular le...
Article
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Immediate loading of dental implants for either partial or total edentulous jaws is a predictable approach, and it has shown comparable survival rates than those obtained with conventional loading protocols in the long term. It not only provides functionality but aesthetics and improved patient satisfaction. The implementation of new technologies i...
Preprint
Full-text available
Background: Understanding the anatomy of the facial alveolar bone (FAB), provides a prognostic tool for estimating the degree of dimensional ridge alterations after tooth extraction. This study aimed to systematically review the FAB thickness of anterior maxillary teeth measured by CBCT scans. A secondary objective was to assess the facial distance...
Article
Full-text available
Background: The aim of the authors was to examine the abutment-fixture interface in Morse-type conical implants in order to verify gaps at this level using a new microscopical approach. Material and methods: In this in vitro study, 20 abutment-fixture complexes were prepared by sectioning (longitudinal and cross-sectional to the long axis) with...
Article
Full-text available
A clinical case is presented in which a patient with atrophic upper jaw is rehabilitated by a combination of zygomatic implants, placed using an exteriorized approach, and conventional palatalized anterior implants. A guided bone regeneration procedure is performed around the zygomatic implants to obtain a greater thickness of the facial bone and i...
Article
Background: The aims of this study were: 1) compare the amount of anesthesia used with the anesthetic technique; 2) relate the quantity of anesthesia needed with the level of anxiety of the patient; 3) study the relationship between the anesthetic technique and the level of hemostasis; 4) correlate the amount of anesthesia with patient and tooth d...
Article
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Background Clinical evidence of the autologous platelet concentrates effects on the patient-reported outcome measures (PROMs) after endodontic surgery is still limited. Objectives To investigate the effect of the advanced platelet-rich fibrin (A-PRF+) membrane application upon patient postoperative pain, and quality of life in endodontic surgery....
Article
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Objective: An in vitro study was made to compare mean thermal variation according to the material, design and wear of the surgical drills used during dental implant site preparation. Material and methods: Three study groups (stainless steel drills with straight blades; diamond-like carbon-coated drills with straight blades; and diamond-like carb...
Article
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Purpose: To present a case series of zygomatic implants combined with bone regeneration and soft tissue enhancement techniques to reduce the risk of biological delayed complications such as maxillary sinusitis and soft tissue recession. Materials and methods: Zygomatic implants placed simultaneously with different bone regeneration techniques (b...
Article
Full-text available
Background: To review the literature on the effect of different surgical flaps upon patient morbidity (pain perception, trismus, swelling and osteitis) after impacted third molar extraction. Material and methods: An electronic and complementary search of main databases and grey literature was performed up to January 2019 to retrieve randomized cli...
Article
Purpose: To describe implant survival at least 1 year after the surgical treatment of early apical peri-implantitis (EAP) and explore potential risk factors of failure of such treatment. Materials and methods: An ambispective cohort study was conducted, involving all patients in whom EAP was detected and surgically treated between 1996 and 2016....
Article
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Cirugía periapical con regeneración del defecto óseo Caso clínico con seis años de seguimiento INTRODUCCIÓN La cirugía periapical es un procedimiento quirúrgico que se realiza para tratar la periodontitis apical cróni-ca persistente en casos en los que no ha habido cura-ción tras el retratamiento de conductos o, en algunos casos, el tratamiento de...
Article
Background: Epidermolysis bullosa (EB) comprises a group of hereditary disorders characterized by mechanical fragility of the skin and mucous membranes, with the development of blisters and vesicles in response to minimum tissue friction. Recessive dystrophic epidermolysis bullosa (RDEB) with generalized involvement is the most common subtype in t...
Article
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Purpose: A systematic review was performed of the dimensional changes in facial cortical bone following implant placement into healed ridges, with the aim of establishing a minimum bone thickness that limits such changes. The influence of such bone remodeling upon the soft tissues and implant survival was also evaluated. Materials and methods: A...
Article
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Purpose: To explore risk indicators potentially associated with early apical peri-implantitis (EAP). Materials and methods: A retrospective survey was performed in 2017 with recorded information from patients receiving dental implants between 1996 and 2016. Reporting follows the STROBE (strengthening the reporting of observational studies in epi...
Article
A clinical case is presented in which a patient with atrophic upper jaw is rehabilitated by a combination of zygomatic implants, placed using an exteriorized approach, and conventional palatalized anterior implants. A guided bone regeneration procedure is performed around the zygomatic implants to obtain a greater thickness of the facial bone and i...
Article
Full-text available
Background: A study is made of the findings of high-magnification rigid endoscopy at the root end surface following apicoectomy of teeth subjected to periapical surgery. Material and methods: A cross-sectional study was made of patients subjected to periapical surgery at the Unit of Oral Surgery and Implantology (University of Valencia, Valencia...
Article
Full-text available
Background: An analysis was made of the correlation between root width, the thickness of the remaining dentinal wall as determined by endoscopy, and the outcome of periapical surgery. Material and methods: A retrospective cohort study was carried out involving patients subjected to periapical surgery between 2017 and 2019 at the University of Va...
Article
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Background: Recurrent or occasional aphthous lesions represent a painful oral condition with high prevalence. Since the etiology is still unclear and most likely related to a dysfunction in the local immune system, several treatment strategies have been proposed, including systemic agents, local agents, and laser therapy, to reduce the pain and di...
Article
Full-text available
Background: A study is made of the association between maxillary sinus pathology and odontogenic lesions in patients evaluated with cone beam computed tomography. Material and methods: A literature search was made in five databases and OpenGrey. Methodological assessment was carried out using the Newcastle-Ottawa tool for observational studies....
Chapter
The immediate implant-supported provisional restoration in the partially or totally edentulous patients is a predictable and well-accepted procedure in dentistry. The Glossary of Prosthodontic Terms defines a provisional prosthesis as a prosthesis designed to improve or evaluate esthetics, speech, and occlusal function in a period of time between i...
Chapter
Severe bone atrophy of the upper maxilla (Cawood and Howell class V and VI) is associated with certain problems such as reduced perioral tissue support, the impossibility of wearing complete dentures, chewing and speech alterations, and difficulties in placing dental implants due to the limited amount of available bone.
Chapter
Dental implants can be integrated at both hard and soft tissue levels. Osseointegration is a dynamic process during its establishment and maintenance, characterized by resorption and apposition events, and the extent and degree of osseointegration is in part affected by implant surface configuration. It is marked by three distinct healing stages du...
Chapter
The zygomatic fixture is an extended length (35–55 mm) titanium implant, placed into the zygomatic and maxillary alveolar bone. It was designed for situations where atrophy of the posterior maxilla complicates or prevents the placing of conventional implants. The use of zygomatic implants avoids the need for bone grafting, shortens treatment times,...
Chapter
In this chapter, biomechanical concepts as tension, types of forces, and static and dynamic loads in oral implantology are explained. Also, biomechanical factors as type of bone, implant design, switching platform, connection type, crown-implant ratio, and passive fit are exposed. So, it is important to know keys for biomechanical control and occlu...