Results 11 to 20 of about 530,420 (288)

Relationship between apical foramen, anatomic apex and radiographic apex in maxillary premolars

open access: yesRevista Cubana de Estomatología, 2015
Objective: to determine the relationship between the location of the apical foramen and the anatomic and radiographic apex in maxillary premolars. Method: a descriptive study. Samples were 106 maxillary premolars with mature apices and freshly extracted.
Jacobo Iván Ramos Manotas   +3 more
doaj   +1 more source

Anatomical evaluation of root apex morphology [PDF]

open access: yes, 2014
Introduction: The success of root canal therapy is dependent on the clinician’s knowledge of root canal morphology with goal to precisely locate all canals, properly clean, shape and obturate the canal space.
Zarkova, Julija   +5 more
core   +5 more sources

Evaluation of apical foramen distance in relation to the anatomical apex of mandibular molars by cone-beam computed tomography (CBCT) in a selected Iranian population [PDF]

open access: yesCaspian journal of dental research, 2019
Introuduction: Knowledge of the internal anatomy and apical foramen of a tooth has always been a fundamental prerequisite for root canal therapy.Aim of the present study was to evaluate the distance of apical foramen in relation to the anatomical apex of
Armin Sadri   +3 more
doaj   +2 more sources

The Precochlear Approach to the Anterior Petrous Apex: An Anatomic Study [PDF]

open access: yesSkull Base, 1998
The petrous apex is the most inaccessible portion of the temporal bone and surgical exposure presents considerable challenge. The transmastoid precochlear approach offers a direct intra temporal route to this region, providing good visual exposure with cochlea preservation.
N M, Sperling, M H, Bhaya
openaire   +2 more sources

Anatomic Study of Endoscopic Transnasal Approach to Petrous Apex [PDF]

open access: yesE3S Web of Conferences, 2020
With the development of Neurosurgery technology, there has been a qualitative leap forward with the appearance of microanatomy, which makes the deep brain tumors which were hard to be achieved in the past, and effectively reduces the mortality of patients.
He Wenyuan, Qin Qingying, Wang Guxian
openaire   +2 more sources

The morphological and morphometric analysis of the variant patterns of the tricipital aponeurosis: a new anatomical classification with possible clinical implications

open access: yesFolia Morphologica, 2022
BACKGROUND: Tricipital aponeurosis (TA) has gained attraction as a constant and reliable landmark to identify the location of radial nerve in the setting of fracture distal humeri. The aponeurosis itself shows variant anatomical patterns.
A. Patra   +4 more
doaj   +1 more source

Gradenigo Syndrome: Retro-orbital Pain, Abducens Palsy, and Petrous Apicitis

open access: yesAnnals of Internal Medicine: Clinical Cases, 2022
Gradenigo's syndrome is a rarely encountered triad of otitis media, retro-orbital pain, and abducens nerve palsy. Originally described in the early 1900s by Giuseppe Gradenigo, it is the physical manifestation of a lesion involving the petrous apex of ...
Andrea Chernau   +2 more
doaj   +1 more source

Transcavernosal transmekkel access in surgery of hard-to-reach basilar artery aneurysms

open access: yesВестник медицинского института «Реавиз»: Реабилитация, врач и здоровье, 2022
The manuscript provides clinical and anatomical rationale for interventions on hard-to-reach skull base aneurysms from transcavernosal access. The impact of basal surgery improved the capabilities of the accesses used in vascular neurosurgery, provided ...
R. N. Lunkova
doaj   +1 more source

A novel method of manual positioning based on anatomical mark (shoulder-to-shoulder) to prevent postoperative leg-length discrepancy for femoral neck fractures in hip arthroplasty

open access: yesFrontiers in Surgery, 2022
ObjectiveTo determine whether the two lower extremities are of equal length after hip arthroplasty for femoral neck fractures, we developed a novel method of manual positioning based on anatomical mark (shoulder-to-shoulder) in hip arthroplasty ...
Jin-shan Zhang   +8 more
doaj   +1 more source

The Effect of Coronal Pre-flaring and Type of Root Canal Irrigation on Working Length Accuracy Using Electronic Apex Locators [version 3; peer review: 2 approved]

open access: yesF1000Research, 2023
Background: Successful root canal treatment is influenced by the apical extent of root canal preparation and the eventual root canal filling. Achieving the full working length until the apical constriction, which is usually 0.5 – 1 mm shorter than the ...
Faraz A. Farooqi   +8 more
doaj   +1 more source

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