Results 161 to 170 of about 252,851 (311)

Extremum Seeking for Controlled Vibrational Stabilization of Mechanical Systems: A Variation-of-Constant Averaging Approach Inspired by Flapping Insects Mechanics [PDF]

open access: yesarXiv
This paper presents a novel extremum seeking control (ESC) approach for the vibrational stabilization of a class of mechanical systems (e.g., systems characterized by equations of motion resulting from Newton second law or Euler-Lagrange mechanics). Inspired by flapping insects mechanics, the proposed ESC approach is operable by only one perturbation ...
arxiv  

The distally anchored connective tissue graft platform for papilla enhancement: A case report

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background As the need for using dental implants to replace single missing teeth grows, so does the demand for greater esthetic results. However, achieving complete interproximal papillae fill in single‐tooth implant restorations remains a challenge. The distally anchored connective tissue platform is a novel soft tissue augmentation technique
Gonzalo Blasi   +2 more
wiley   +1 more source

Impact of Microsurgical Reconstruction Timing on the Risk of Free Flap Loss in Acute Burns: Systematic Review and Meta-Analysis

open access: yesPlastic and Reconstructive Surgery, Global Open
Background:. Free tissue transfer is usually considered as a last resort in severe burn cases, when skin substitutes and local flaps are not viable options. Prior studies have demonstrated a free flap loss rate ranging from 0% to 44%.
Mario Alessandri-Bonetti, MD   +6 more
doaj   +1 more source

A flexured-gimbal 3-axis force-torque sensor reveals minimal cross-axis coupling in an insect-sized flapping-wing robot [PDF]

open access: yesarXiv
The mechanical complexity of flapping wings, their unsteady aerodynamic flow, and challenge of making measurements at the scale of a sub-gram flapping-wing flying insect robot (FIR) make its behavior hard to predict. Knowing the precise mapping from voltage input to torque output, however, can be used to improve their mechanical and flight controller ...
arxiv  

Enhanced Correlation of SMART Active Flap Rotor Loads [PDF]

open access: yes, 2011
This is a follow-on study to a 2010 correlation effort. Measured data from the SMART rotor test in the NASA Ames 40- by 80- Foot Wind Tunnel are compared with CAMRAD II calculations.
Kottapalli, Sesi
core   +1 more source

Effect of suturing in root coverage via coronally advanced flaps: A systematic review

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background To analyze the evidence about the influence of the suturing technique and material in terms of the percentage of mean root coverage (%MRC) following root coverage therapy in teeth diagnosed with single/localized gingival recession defects (GRD) via a monolaminar coronally advanced flap. Methods The protocol of this systematic review
Alina Ariceta   +3 more
wiley   +1 more source

Thumb Reconstruction with a Free Neurovascular Wrap - Around Flap [PDF]

open access: bronze, 1989
Kwang Suk Lee   +2 more
openalex   +1 more source

Three‐ to 4‐year follow‐up of the reverse palatal pedicle graft for maxillary palatal recessions

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background This study evaluates the long‐term stability and clinical outcomes of the reverse palatal pedicle graft (RPPG) technique in treating maxillary molar palatal recessions over a 3 to 4‐year follow‐up period. Methods Three patients with palatal recession defects on maxillary molars were treated using the RPPG technique.
Thomas T. Nguyen   +2 more
wiley   +1 more source

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