Osny Ferreira Júnior

ORCID: 0000-0002-5813-3127
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About
Contact & Profiles
Research Areas
  • Oral and Maxillofacial Pathology
  • Dental Radiography and Imaging
  • Dental Implant Techniques and Outcomes
  • dental development and anomalies
  • Orthodontics and Dentofacial Orthopedics
  • Bone Tumor Diagnosis and Treatments
  • Periodontal Regeneration and Treatments
  • Cleft Lip and Palate Research
  • Oral and gingival health research
  • Head and Neck Surgical Oncology
  • Facial Trauma and Fracture Management
  • Tumors and Oncological Cases
  • Bone health and treatments
  • Endodontics and Root Canal Treatments
  • Soft tissue tumor case studies
  • Oral and Craniofacial Lesions
  • Cardiovascular and Diving-Related Complications
  • Sinusitis and nasal conditions
  • Vascular Malformations and Hemangiomas
  • Dental Anxiety and Anesthesia Techniques
  • Bone Tissue Engineering Materials
  • Medical Malpractice and Liability Issues
  • Obstructive Sleep Apnea Research
  • Airway Management and Intubation Techniques
  • Bone and Joint Diseases

Universidade de São Paulo
2015-2024

Universidade Estadual Paulista (Unesp)
2021

Hospital Braga
2020

Universidade Brasil
2014-2020

Fundação Faculdade de Odontologia
2019

Universidade Sagrado Coração
2011-2016

Universidade São Francisco
2010

Hospital de São João
2010

Companhia Energética de São Paulo
2005

Universidad San Pedro
2005

Background: Ecchymosis is frequently present in the postoperative cervicofacial liposculpture surgery, but patients often wish for a way to minimize bruising so that other people do not notice cosmetic intervention. Objectives: This case report has objective stimulate further studies about use of hyaluronidase reducing ecchymosis. Article design and setting: In this article we show two reports had surgery satisfactory outcome using hyaluronidase. Results conclusion: Hyaluronidase seems be...

10.61164/rmnm.v1i3.3537 article EN cc-by-nc-sa Revista Multidisciplinar do Nordeste Mineiro 2025-02-14

The SARS-CoV-2 (COVID-19) pandemic caused, in 2020, a serious and urgent health issue worldwide, establishing social distancing rules, which changed daily life all its aspects. Work relationships socialization became possible only through virtual networks. As result, there has been an extreme increase the exposure of people general to their own image for many hours day cameras video conferencing applications. This exacerbated self-image greater criticism regarding appearance raised...

10.1097/scs.0000000000011226 article EN Journal of Craniofacial Surgery 2025-03-14

The pathogenesis of alveolitis is not well known and therefore experimental situations that mimic some features this disease should be developed. OBJECTIVE: In study, the evolution experimentally induced infection in rat sockets characterized, which leads to clinical signs suppurative with remarkable wound healing disturbs. MATERIAL AND METHODS: Non-infected (Group I) infected Rattus novergicus II) were histometrically evaluated regarding kinetics alveolar healing. addition, characterization...

10.1590/s1678-77572011000300015 article EN cc-by Journal of Applied Oral Science 2011-06-01

To evaluate two treatment modalities of dry socket in rats and to discuss the first findings molecular analysis this experimental model.84 underwent a tooth extraction were divided 4 groups: I-uninfected (control), II-infected without any treatment, III-infected treated with irrigation 2% sodium iodide 3% hydrogen peroxide solution, IV-infected submitted curettage, physiological saline solution fulfilled metronidazole paste as base. The groups subdivided postoperative sacrifice periods:...

10.1590/s0102-86502011000500007 article EN cc-by Acta Cirúrgica Brasileira 2011-09-15

Surgically assisted rapid maxillary expansion (SARME) is the treatment of choice to adult patients even with severe transversal discrepancies. However, adequate retention period achieve bone remodeling, thus assuring stability, controversial.Objective To evaluate opening pattern and neoformation process at midpalatal suture in submitted surgically through cone beam computed tomography (CBCT).Material Methods Fourteen were SARME subtotal Le Fort I osteotomy. Both mean density area formation...

10.1590/1678-775720140486 article EN cc-by Journal of Applied Oral Science 2015-08-01

To determine whether spontaneous resolution of simple bone cysts (SBC) is possible.Ten patients were diagnosed as SBC on clinical and radiographic criteria followed up for 1 to 7 years (mean 3.8). The degree was assessed subjectively by four radiologists objectively changes in the grey level histogram.All cases remained asymptomatic over follow-up period. One lesions considered static, two increased, six remodeled one resolved. mean difference levels between lesion contralateral normal...

10.1038/sj/dmfr/4600696 article EN Dentomaxillofacial Radiology 2002-05-01

OBJECTIVE To determine whether spontaneous resolution of simple bone cysts (SBC) is possible. METHODS Ten patients were diagnosed as SBC on clinical and radiographic criteria followed up for 1 to 7 years (mean 3.8). The degree was assessed subjectively by four radiologists objectively changes in the grey level histogram. RESULTS All cases remained asymptomatic over follow-up period. One lesions considered static, two increased, six remodeled one resolved. mean difference levels between...

10.1038/sj.dmfr.4600696 article EN Dentomaxillofacial Radiology 2002-01-01

It is expected that 40% to 60% of initial alveolar bone volume will be lost up 6 months after tooth extraction. OsteoScaf(TM) (TRT, Toronto, ON, Canada) (poly (DL-lactide-co-glycololide/calcium phosphate [PLGA/CaP] scaffold) a novel substitute material and represents promising alternative for maintaining integrity in this clinical scenario.Here it was hypothesized OsteoScaf would reduce extraction patient, acting as clot-retention device.A total 10 patients (32 sockets) were included the...

10.1111/cid.12326 article EN Clinical Implant Dentistry and Related Research 2015-03-25

To evaluate a modified experimental model for medication-related osteonecrosis of the jaw (MRONJ) through upper right central incisor extraction followed by intravenous bisphosphonate administration.Forty five rats underwent tooth were divided in 2 groups: Group I - group, 30 received an administration protocol zoledronic acid 35μg/kg into tail vein every two weeks, totalizing four administrations, during eight weeks administration, previously extraction, and II control 15 didn't any...

10.1590/s0102-865020160050000003 article EN cc-by Acta Cirúrgica Brasileira 2016-05-01

Panoramic radiographs are routinely employed for surgical planning of unerupted third molars. The objective this study was to evaluate distortions in the position mandibular molars on panoramic radiographs.Panoramic 14 patients with indication extraction were used. Transurgical impressions crowns teeth be extracted and adjacent second (n=19) achieved addition silicone poured type IV plaster comparison inclinations casts.There a mean difference -5.37 degrees between molar radiograph cast...

10.1259/dmfr/29844316 article EN Dentomaxillofacial Radiology 2005-03-01

To identify the contour and pixel grey levels of simple bone cyst (SBC) odontogenic keratocyst (OKC) images that might contribute to differentiating between two lesions.Panoramic radiographs 32 SBC 20 OKC were digitized analysed by six examiners. The contours classified as indistinct, distinct without a sclerotic border, with border. presence or absence scalloping radiolucent part also determined.The border was more frequent in OKC, especially posterior segment (P = 0.0301). superior...

10.1259/dmfr/54063729 article EN Dentomaxillofacial Radiology 2004-11-01

This paper reported a case of fusion between an impacted third molar and supernumerary tooth, in which surgical intervention was carried out, with the objective removing dental elements. The panoramic radiography complemented by Donovan's radiographic technique; but because proximity element to mandibular ramus, it not possible have final diagnosis. Hence, Cone‐Beam Computed Tomography—which provides precise three‐dimensional information—was used determinate diagnosis also help planning. In...

10.4248/ijos09056 article EN cc-by-nc-nd International Journal of Oral Science 2009-12-01

The procedure of maxillary sinus lifting using autogenous bone was considered the reference standard choice for oral rehabilitation in cases severe atrophic maxilla. However, it is not always a viable option, due to limitations or morbidity caused by grafting techniques. This has led development substitutes, which have been elaborated and improved. Choosing best biomaterial becomes difficult wide variety substitutes. aim this article present some these materials that are reported current...

10.1016/j.piro.2016.03.001 article EN Revista clínica de periodoncia implantología y rehabilitación oral 2016-04-09

The main purpose of this study was to evaluate the radiographic aspect healing extraction sockets filled with a xenogenic graft material (Gent-tech).Thirty-nine patients ranging in age from 15 years 25 bilateral impacted mandibular molars were chosen based on similarities. After tooth extraction, socket graft. opposite site left heal naturally and served as control. experimental control sites randomly. Bone density crest evaluated digital radiographs taken immediately, 2 months 6 after...

10.1259/dmfr/64880289 article EN Dentomaxillofacial Radiology 2006-08-29

Primary failure of eruption represents a cessation tooth before emergence not due to physical barrier or abnormal position and has no systemic cause. This is rare phenomenon it been associated with alterations dental follicle. case report describes permanent right first molar primary at the inferior border mandible presenting microscopic, clinical radiographic findings compatible follicular cystic lesion. The tissues this showed microscopic aspects inflammation. Thus, pericoronal surrounding...

10.1590/s0103-64402007000200011 article EN cc-by Brazilian Dental Journal 2007-01-01

The present study aimed to investigate the use of platelet-rich plasma (PRP) on tooth extraction sites in rats treated with bisphosphonates. Thirty Albinus Wistar male were administered 0.035 mg/kg zoledronic acid intravenously for 8 weeks, divided into four administrations a 2-week interval between each application, after which their upper right central incisors extracted induce development bisphosphonate-related osteonecrosis jaw (BRONJ). samples following two groups: Group 1 (G1)...

10.1590/1807-3107bor-2019.vol33.0050 article EN cc-by Brazilian Oral Research 2019-01-01
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