Results 231 to 240 of about 2,852,884 (391)

Characterization of pepsin-solubilized bovine heart-valve collagen [PDF]

open access: green, 1978
Reza I. Bashey   +2 more
openalex   +1 more source

Multistable Composite Laminate Grids as a Design Tool for Soft Reconfigurable Multirotors

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 7, July 2025.
Flexible, lightweight, stable: the reconfigurable multirotor combines stable flight in multiple shapes with low‐energy reconfiguration. Utilizing optimized multistable composites, it achieves self‐locking in open and folded configurations, cutting width‐span by 48% and allowing for safe gap traversal.
Luca Girardi   +4 more
wiley   +1 more source

Takotsubo Cardiomyopathy Following a Transseptal Mitral Valve-in-Valve ProcedureNovel Teaching Points

open access: yesCJC Open, 2022
Mariama Akodad, MD, PhD   +7 more
doaj  

Percutaneous Cannulation for Minimally Invasive Heart Valve Surgery: Results from a Multicenter Registry. [PDF]

open access: yesEur J Cardiothorac Surg
Pausch J   +14 more
europepmc   +1 more source

Homograft heart valves. Circulation 33

open access: bronze, 1966
R Lower   +3 more
openalex   +1 more source

Incidence and factors associated with infective endocarditis in patients undergoing left-sided heart valve replacement

open access: yesEuropean Heart Journal, 2018
Lauge Østergaard   +9 more
semanticscholar   +1 more source

Self‐Sensing Artificial‐Muscle‐Empowered Humanlike Perception, Interaction, and Positioning

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
The proposed self‐sensorized artificial muscle (SSAM) can sense its length change as small as 0.01 mm via a seamlessly integrated multi‐segment induction coil. The SSAM provides accurate length information regardless of its loadings, driving pressure, or muscle design, adequate for robust data‐driven feedback control.
Houping Wu   +6 more
wiley   +1 more source

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