Results 151 to 160 of about 1,514,145 (376)

Highly Tunable and Cell‐Remodelable Thiol‐ene Alginate‐Peptide Crosslinked Hydrogels to Recreate Cellular and Organoid Microenvironments for Biofabrication

open access: yesAdvanced Healthcare Materials, EarlyView.
Norbornene‐functionalized alginate is crosslinked with a di‐thiolated peptide sequence cleavable by cell‐secreted matrix metalloproteinases and decorated with cell‐adhesion peptides upon exposure to UV. Thyroid follicles, endometrial and intestinal organoids are encapsulated in a gentle manner with high cell viability and correct phenotype ...
Julia Fernández‐Pérez   +8 more
wiley   +1 more source

Can Robotic Arm‐assisted Total Knee Arthroplasty Remain Cost‐effective in Volume‐based Procurement System in China? A Markov Model‐based Study

open access: yesOrthopaedic Surgery
Objective The volume based procurement (VBP) program in China was initiated in 2022. The cost‐effectiveness of robotic arm assisted total knee arthroplasty is yet uncertain after the initiation of the program.
Zhuo Zhang   +6 more
doaj   +1 more source

In Vivo Skin 3‐D Surface Reconstruction and Wrinkle Depth Estimation Using Handheld High Resolution Tactile Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
A compact handheld GelSight probe reconstructs in vivo 3‐D skin topography with micron‐level precision using a custom elastic gel and a learning‐based surface normal to height map pipeline. The device quantifies wrinkle depth across various body locations and detects changes in wrinkle depth following moisturizer application.
Akhil Padmanabha   +12 more
wiley   +1 more source

Penghasilan modul pembelajaran lukisan kejuruteraan berbantukan komputer (CAD 3D) [PDF]

open access: yes, 2003
Modul pembelajaran dihasilkan untuk memudahkan pelajar menguasai mata pelajaran. Modul pembelajaran, dibentuk berdasarkan kepada kurikulum yang telah diwujudkan untuk memenuhi pasaran pekeijaan. Lukisan Kejuruteraan Berbantukan Komputer adalah salah satu
Mohd Yunus, Mohd Fauzi
core  

Medical Fabrics with Non‐Antibiotic, Supramolecular Antimicrobial Coatings: A Preventive Approach to Combat Biofilm Formation and Bacterial Dissemination

open access: yesAdvanced Healthcare Materials, EarlyView.
The study presents an antibiotic‐free strategy using medical fabrics coated with supramolecular assemblies of polyarginine and hyaluronic acid. These coatings showed strong antimicrobial and anti‐biofilm activity in vitro and in vivo, achieving major bacterial load reductions, including against MRSA.
Adjara Diarrassouba   +18 more
wiley   +1 more source

Understanding economic analysis and cost–effectiveness of CT scan-guided, 3-dimensional, robotic-arm assisted lower extremity arthroplasty: a systematic review

open access: yesJournal of Comparative Effectiveness Research
Aim: The overall goal of this review was to examine the cost-utility of robotic-arm assisted surgery versus manual surgery. Methods: We performed a systematic review of all health economic studies that compared CT-based robotic-arm assisted ...
Kara Sarrel   +5 more
doaj   +1 more source

Research on Active Suppression Methods for End-Effector Residual Vibration of Heavy-Load Collaborative Robots in Arbitrary Poses

open access: yesApplied Sciences
Heavy-load collaborative robots are increasingly used in fields such as industrial handling and precision assembly. With the increase in the end load of the robotic arm and the acceleration of its movement speed, after the robotic arm completes a preset ...
Ran Shi   +3 more
doaj   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Research on Recognition, Positioning and Grasping of Robotic Arms Based on an Improved ORB Algorithm

open access: yesJixie chuandong
Aiming at the problem that the traditional ORB algorithm is difficult to realize the real-time and accurate grasp of the object by the robotic arm equipped with the binocular stereo vision, a robotic arm recognition and grasping method based on an ...
Li Xinyan, Zhou Min
doaj  

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