Results 101 to 110 of about 1,378 (215)

Evaluation of a cement incus replacement prosthesis in a temporal bone model [PDF]

open access: yes, 1999
In reconstruction of the ossicular chain for a damaged incus, it is important that the incus replacement prosthesis (IRP) length is ideal in order to provide optimal tension between the tympanic membrane or malleus and stapes head to achieve the best ...
Huber, Alex M   +3 more
core   +1 more source

Anatomical Characteristics of the Facial Nerve in Patients With Cochlear Hypoplasia

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective To quantitatively characterize the spatial relationships between intratemporal facial nerve segments and key cochlear implantation (CI) landmarks in cochlear hypoplasia (CH), and to compare these features with age‐matched CI recipients with normal inner ear anatomy, thereby informing preoperative planning and facial nerve ...
Shu‐Jin Xue   +4 more
wiley   +1 more source

Synthesis and Crystal Structure of Sb2O2[CO3] with Stereochemically Active Lone Electron Pairs at Elevated Pressures

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
Sb2O2[CO3] was synthesized at 20 GPa in a laser‐heated diamond cell and is an antimony oxocarbonate with stereochemically active lone electron pairs on the antimony atoms. Its crystal structure is characterized by the presence of [CO3]2–‐groups and by interconnected “Sb2O5‐units” which form a Sb–O‐network within the b,c lattice plane.
Dominik Spahr   +7 more
wiley   +1 more source

Two different techniques to facilitate reconstruction of the long incus process with bone cement: a feasibility study in human cadaveric temporal bones [PDF]

open access: yes, 2011
The purpose of this feasibility study was to evaluate two novel techniques facilitating bone cement repair of ossicular discontinuity between the incus and stapes. An isolated damage of the long incus process can be repaired using bone cement.
Werner Hosemann   +7 more
core   +1 more source

Rare Lightning and Convection Characteristics During Two Successive Tornadoes in Southern China

open access: yesHigh Voltage, EarlyView.
ABSTRACT Systematic investigations into lightning characteristics of tornado storms in China remain scarce. This study comprehensively analyses rare lightning behaviour and overshooting top characteristics for two successive tornadoes during a long‐lived supercell in southern China on 27 April 2024.
Fengquan Li   +9 more
wiley   +1 more source

A high‐energy X‐ray beamline for materials science research at SPring‐8: BL15XU

open access: yesJournal of Synchrotron Radiation, EarlyView.
The Japanese synchrotron facility SPring‐8 has recently relaunched BL15XU as a high‐energy X‐ray beamline for materials science research. A comprehensive description of the technical details and science cases is presented.The high‐energy X‐ray beamline BL15XU is designed to drive advancements in materials science and high‐pressure research by ...
Hiroyuki Ohsumi   +17 more
wiley   +1 more source

Modelling the mechanics of the coupling between the incus and stapes in the middle ear [PDF]

open access: yes, 2019
A simple finite-element model which includes the pedicle and the incudostapedial joint was created and used for a preliminary analysis of the mechanics of the coupling between the incus and the stapes. Possible values for the Young's moduli of the joint,
Siah, T. Heng, Funnell, W. Robert J.
core  

Topic classification of synchrotron experiment proposals using the OpenAlex model: enhancing metadata granularity and assessing live service feasibility

open access: yesJournal of Synchrotron Radiation, EarlyView.
This paper validates the OpenAlex model for real‐time topic classification of synchrotron proposals. The proposed live service architecture incorporates user verification, providing a scalable solution for introducing enhanced topic metadata into scientific workflows without sacrificing precision.Experiment proposals at synchrotron facilities serve as ...
Terence Tan   +22 more
wiley   +1 more source

Anastomotic Failure Is Not Affected by Anastomotic Technique in Minimally Invasive Two‐Stage Oesophagectomy

open access: yesANZ Journal of Surgery, EarlyView.
ABSTRACT Background The choice of anastomotic technique in minimally invasive oesophagectomy (MIO) may influence postoperative morbidity and long‐term outcomes. The primary aim of our study is to determine whether circular (CS) or linear‐stapled (LS) anastomosis is associated with anastomotic complications following MIO.
L. Vu   +5 more
wiley   +1 more source

Mechanical and Metallurgical Evaluation of Four Rotary Nickel‐Titanium File Systems: A Multimethod Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim To compare four rotary nickel‐titanium (NiTi) file systems (Endostar E3 Azure, Endostar E3, VDW.ROTATE, and Mtwo) using a multimethod approach to evaluate their mechanical and metallurgical properties. Materials and Methods Endostar E3 Azure, Endostar E3, VDW.ROTATE, and Mtwo (all size 25/0.06 with an S‐shaped cross‐section; 52 instruments
Doğuş Bayraktar, Uğur İnan
wiley   +1 more source

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