Results 101 to 110 of about 239,269 (259)

Revision of the Retracted Posttracheostomy Scar by Anatomical Restoration; Four Layer Closure

open access: yesArchives of Plastic Surgery
Most tracheostomy scars are depressive and adherent to the underlying trachea, which causes up and down movement when swallowing. This tracheocutaneous tethering causes discomfort, pain, dysphagia, and bad appearance.
Jaeyoung Cho, Jimin Lee, Sang Yoon Kang
doaj   +1 more source

Advanced Flexible Robotic Systems for the Early Diagnosis and Treatment of Cancer and Cardiovascular Diseases

open access: yesAdvanced Robotics Research, EarlyView.
Flexible surgical robots are advancing minimally invasive interventions for cardiovascular diseases and cancer by enabling precise navigation through complex, submillimeter anatomical pathways. This review highlights recent innovations in actuation, bio‐integrated sensing, AI‐assisted control, and friction‐reduction technologies, discusses current ...
Hermione Truong   +14 more
wiley   +1 more source

Exploring retraction in tourism and hospitality journals [PDF]

open access: yes, 2019
Recently, retraction has received considerable attention in several fields of research. The topic, however, remains neglected in the field of tourism and hospitality.
Alrawadieh, Zaid, Zareer, Ahmed
core   +2 more sources

Evaluation of the Changes in the Alveolar Bone and Root Length after Maxillary Anterior Tooth Retraction and the Factors Influencing Them

open access: yesContemporary Clinical Dentistry
Introduction: There is a scarcity of studies in which both alveolar bone remodeling and root resorption are simultaneously assessed and compared against possible influencing factors such as rate of retraction and change in inclination.
S. Harinarayanan   +3 more
doaj   +1 more source

XeraBorg: Neural Control of Tail‐Flick Escape for Backward Propulsion in Cyborg Crayfish

open access: yesAdvanced Robotics Research, EarlyView.
This work presents the first controlled tail‐flick propulsion method for the cyborg Cherax quadricarinatus. Comprehensive experiments establish a foundational framework for using the crayfish's natural escape mechanism as a locomotion strategy, expanding its potential as an underwater and amphibious mobile robot.
H. Nhan Le   +7 more
wiley   +1 more source

[Gingival retraction methods. A literature review]

open access: yes, 2009
The exposure of the preparation margin and the control of the hemorrhage in the gingival sulcus are prerequisites for precise impressions and thereby improving the quality of indirectly fabricated restorations.
Salvi, Giovanni E, Tosches, Nino A
core  

GHRHR Deficiency Enhances Retinal Ganglion Cell Survival and Visual Functions in Experimental Glaucoma by Inhibiting Ferroptosis

open access: yesAdvanced Science, EarlyView.
Glaucoma, a major cause of blindness, involves retinal ganglion cell (RGC) degeneration. This study shows growth hormone‐releasing hormone receptor (GHRHR) deficiency preserves RGC survival and restores vision, unlike activation which only aids survival.
Yan Tong   +24 more
wiley   +1 more source

Retraction: Baicalin induced dendritic cell apoptosis in vitro

open access: yesFrontiers in Pharmacology, 2014
Frontiers in ePharmacology Editorial Office
doaj   +1 more source

The retraction of upper incisors with the PG retraction system

open access: yes, 2000
The aim of this study was to evaluate the effect on the dentoalveolar structures of the application of PG springs for retraction of upper incisors and to compare the outcome with the effect of a closed coil spring retraction ...
Dincer, M, Turk, T, Gulsen, AYŞE
core   +1 more source

Friend, Not Foe: Lowered Tissue Reactivity to Long‐Term Polyimide Implants

open access: yesAdvanced Science, EarlyView.
The choice of optimal neural probe designs remains a major challenge in the field of neurotechnology. This study investigated the biocompatibility of several probe variations, including material, thickness, width, and implantation strategy. It highlights the clear advantage of soft polyimide probes over stiff silicon probes for better device ...
Corinne Orlemann   +11 more
wiley   +1 more source

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