Results 141 to 150 of about 392,445 (286)

Programmable Hydrogels: Frontiers in Dynamic Closed‐Loop Systems, Biomimetic Synergy, and Clinical Translation

open access: yesAdvanced Science, EarlyView.
This review summarizes the design principles and key features of programmable hydrogels that respond to multiple stimuli. It then delves into the cutting‐edge mechanisms of self‐executing systems, highlighting their role as the cornerstone of next‐generation programmable hydrogels (NGPHs).
Guangli Xiang   +8 more
wiley   +1 more source

A Pill That Prints‐An Ingestible Bioprinter for Non‐Invasive Structured Bioink Deposition

open access: yesAdvanced Science, EarlyView.
A first‐of‐a‐kind swallowable bioprinter performs in‐situ bioink deposition and patterning directly over disease sites without tethers, electronics, or invasive surgery. Combining magnetic guidance with near‐infrared triggering enables functionality within a small footprint.
Sanjay Manoharan, Vivek Subramanian
wiley   +1 more source

Biodegradable Adhesive Systems for Bio‐Integrated Applications

open access: yesAdvanced Science, EarlyView.
Biodegradable adhesives provide temporary yet reliable adhesion while degrading into safe, non‐toxic by‐products under physiological or environmental conditions. This review summarizes recent developments in physical and chemical adhesion mechanisms—including hydrogen bonding, catechol chemistry, amine‐carboxyl coupling, and emerging diazirine and urea
Won Bae Han   +6 more
wiley   +1 more source

Different behavior of electrosurgical currents between air and saline immersion therapeutic endoscopy

open access: yesScientific Reports
Impedance and voltage of monopolar currents are directly related. By replacing air with saline solution, a change in behavior of these currents are achieved in endoscopy, resulting in a desired coagulation effect.
Antonio Capogreco   +15 more
doaj   +1 more source

Breast Ductal Endoscopy: Do Not Neglect Education [PDF]

open access: bronze, 2008
George Zografos   +2 more
openalex   +1 more source

4D Printing of Magnetically Responsive Shape Memory Polymers: Toward Sustainable Solutions in Soft Robotics, Wearables, and Biomedical Devices

open access: yesAdvanced Science, EarlyView.
Merging 4D printing with magneto‐responsive shape memory polymers opens new avenues for intelligent, reconfigurable systems. This review navigates cutting‐edge fabrication techniques, magnetic fillers, and smart polymer matrices, unveiling their potential in soft robotics, biomedical devices, and wearable tech.
Kiandokht Mirasadi   +7 more
wiley   +1 more source

Monday Morning Blues: The Risk of No Show for out-Patient Endoscopy by Time of Day and Day of the Week

open access: bronze, 2011
Dilhana Badurdeen   +6 more
openalex   +1 more source

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