Zobrazeno 1 - 10
of 308
pro vyhledávání: '"Helton Luiz Aparecido, Defino"'
Autor:
VITOR ARAúJO GONçALVES, MATHEUS PIPPA DEFINO, GABRIEL MATTOS GOES, HELTON LUIZ APARECIDO DEFINO
Publikováno v:
Coluna/Columna, Vol 23, Iss 3 (2024)
ABSTRACT Objective: Evaluate and compare sagittal parameters of the spine in different morphological types of cervical curves. Method: ten lateral radiographs of the cervical spine of each morphological type of cervical curvature (lordotic, straighte
Externí odkaz:
https://doaj.org/article/22aed6ca431a4b049ad7db10ebb6a399
Autor:
GABRIEL MATTOS GOES, MATHEUS PIPPA DEFINO, VITOR ARAúJO GONçALVES, HELTON LUIZ APARECIDO DEFINO
Publikováno v:
Coluna/Columna, Vol 23, Iss 3 (2024)
ABSTRACT Objectives: Compare three methods for evaluating the curvature of the cervical spine (Cobb, Jackson and Harrison method) considering the morphological types of cervical curvature (lordotic, straightened, sigmoid and kyphotic). Method: Ten la
Externí odkaz:
https://doaj.org/article/2bdaa9fb100d4768b569151dac1b7207
Publikováno v:
Coluna/Columna, Vol 22, Iss 2 (2023)
ABSTRACT Objective: The study correlates angular radiographic measurements and measurements from photographs of the trunk of patients with adolescent idiopathic scoliosis. Methods: a cross-sectional study of 10 patients with adolescent idiopathic sco
Externí odkaz:
https://doaj.org/article/fbc420650916431db388a819de24dd5c
Autor:
Gustavo Borges Laurindo de Azevedo, Jamila Alessandra Perini, Antônio Eulálio Pedrosa Araújo Junior, Luis Antonio Medeiros Moliterno, Rodrigo Mantelatto Andrande, João Antonio Matheus Guimarães, Helton Luiz Aparecido Defino
Publikováno v:
BMC Musculoskeletal Disorders, Vol 23, Iss 1, Pp 1-8 (2022)
Abstract Background Fibrillin-1 (FBN1) is an extracellular matrix glycoprotein essential to the structural component of microfibrils and FBN1 gene polymorphisms can be associated with adolescent idiopathic scoliosis (AIS) susceptibility. This study a
Externí odkaz:
https://doaj.org/article/9f401957b23c4e3cba9e0e67373fded6
Autor:
Antônio Eulálio Pedrosa, Gustavo Borges Laurindo de Azevedo, Jessica Vilarinho Cardoso, João Antonio Matheus Guimarães, Helton Luiz Aparecido Defino, Jamila Alessandra Perini
Publikováno v:
Journal of Craniovertebral Junction and Spine, Vol 13, Iss 3, Pp 318-324 (2022)
Background: Association of genetic polymorphisms in paired box 1 (PAX-1) gene can influence the development of adolescent idiopathic scoliosis (AIS). PAX-1 is mainly expressed in the region of the vertebral bodies and intervertebral discs, being impo
Externí odkaz:
https://doaj.org/article/166c92ef05c94c998cc1d35852028e05
Autor:
Priscila Barile Marchi Candido, Fernanda Maris Peria, Vinicius Nogueira Toledo, Herton Rodrigo Tavares Costa, Helton Luiz Aparecido Defino
Publikováno v:
Coluna/Columna, Vol 20, Iss 4, Pp 300-304 (2022)
ABSTRACT Objectives: To evaluate the complications of surgical treatment in a group of patients with spinal metastasis with epidural compression, undergoing surgical treatment. Methods: This is a comparative retrospective study (level of evidence III
Externí odkaz:
https://doaj.org/article/3e78fb82236e4d1a9f2be8f70d5d9b6e
Autor:
Helton Luiz Aparecido Defino, Herton Rodrigo Tavares Costa, Leonardo Ribeiro Nascimento, Izabella Meirelles Guarato
Publikováno v:
Coluna/Columna, Vol 22, Iss 1 (2023)
ABSTRACT Objectives: Evaluate the treatment outcome and the performance of the uCentum spinal fixation system in treating traumatic, degenerative, and tumoral diseases of the spine. Methods: This is a therapeutic study to investigate treatment outcom
Externí odkaz:
https://doaj.org/article/f8c10c662dc644bcba8406b42b7c553e
Autor:
Vitor Regatieri Casagrande, Leonardo Ribeiro Nascimento, Vinicius Nogueira Toledo, Pedro Fellipe Deborto Rudine Remolli Evangelista, Robson Cruz de Oliveira, Herton Rodrigo Tavares Costa, Helton Luiz Aparecido Defino
Publikováno v:
Coluna/Columna, Vol 22, Iss 1 (2023)
ABSTRACT Objectives: Evaluate the reliability and reproducibility of the kyphosis measurement in thoracolumbar spine traumatic fractures by different assessment methods in different types of fractures. Methods: Fifteen fractures of the thoracolumbar
Externí odkaz:
https://doaj.org/article/f9e7a239bec548459de50760bb03e1e3
Autor:
RÔMULO PEDROZA PINHEIRO, ARIANE ZAMARIOLI, THIBAULT CHANDANSON, KERI GEORGE, ANTONIO CARLOS SHIMANO, HELTON LUIZ APARECIDO DEFINO
Publikováno v:
Acta Ortopédica Brasileira, Vol 29, Iss 4, Pp 203-206 (2021)
ABSTRACT Objective: Study the in vitro pullout strength of SpineGuard/Zavation Dynamic Surgical Guidance Z-Direct Screw (DSG Screw), a screw pedicle designed to be inserted using a direct insertion technique. Methods: DSG Screws of 5.5 mm and 6.5 mm
Externí odkaz:
https://doaj.org/article/180f751d81b744bf8aa5a531475ea4d5
Autor:
CARLOS RODRIGO DE MELLO ROESLER, RÔMULO PEDROZA PINHEIRO, ANDRÉ LUÍS ALMEIDA PIZZOLATTI, VALERIA ROMERO, HELTON LUIZ APARECIDO DEFINO
Publikováno v:
Coluna/Columna, Vol 20, Iss 3, Pp 156-160 (2021)
ABSTRACT Objective Evaluate and compare the mechanical resistance and the fatigue behavior associated with the use of three different modalities of vertebral fixation system rod connectors through in vitro pre-clinical mechanical tests developed spec
Externí odkaz:
https://doaj.org/article/35b90e44d2404d6da2475e479026f73c