Results 91 to 100 of about 14,709 (236)

Impact of tear morphology and meniscal laterality on repair failure in stable knees: Medial repairs show over twofold risk

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To evaluate the failure rates of all‐inside meniscal repair based on tear morphology in stable knees (i.e., without concomitant anterior cruciate ligament reconstruction [ACLR]) and to assess the influence of failure. Methods This retrospective cohort study included 1008 patients who underwent arthroscopic all‐inside meniscal repair ...
Christoffer von Essen   +3 more
wiley   +1 more source

Asymmetric Ion-Pairing Catalysis [PDF]

open access: yes, 2014
Chemistry and Chemical ...
Brak, Katrien, Jacobsen, Eric N.
core   +1 more source

Bucket‐handle and medial meniscal tears exhibit higher failure rates after all‐inside repair with concomitant ACL reconstruction

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To evaluate failure rates across specific meniscal tear morphologies in patients undergoing all‐inside meniscal repair with anterior cruciate ligament reconstruction (ACLR), and to identify factors associated with failure. Methods This retrospective cohort included 1355 patients who underwent all‐inside meniscal repair during ACLR ...
Christoffer von Essen   +4 more
wiley   +1 more source

Rotator Cuff Repair With a Sutureless PEEK Implant

open access: yesArthroscopy Techniques
Rotator cuff tears are one of the most common tendon injuries. Despite advancements in rotator cuff repair techniques, outcomes remain variable. We describe repair of small rotator cuff tears with a sutureless PEEK (polyether ether ketone) implant, which
Clay A. Rahaman, B.A.   +7 more
doaj   +1 more source

Toughening of BIS maleimide resins: Synthesis and characterization of maleimide terminated poly(arylene ether) oligomers and polymers [PDF]

open access: yes
Amine functional poly(arylene ether) sulfones were previously reported. Herein, the chemistry was extended to amorphous poly(arylene ether) ketones because of their higher fracture toughness values, relative to the polysulfones.
Hedrick, J. C.   +4 more
core   +1 more source

Glass bead filled Polyetherketone (PEK) composite by High Temperature Laser Sintering (HT-LS) [PDF]

open access: yes, 2015
Copyright © 2015 Elsevier. NOTICE: this is the author’s version of a work that was accepted for publication in Materials and Design. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and ...
Ghita, O., James, Edward, Wang, Yuan
core   +1 more source

Enhancing the Performance of 3D‐Printed Polyamide Composites Through Pre‐ and Post‐Processing Methods

open access: yesPolymer Composites, EarlyView.
FDM‐printed polyamide composites and post‐processing by annealing. ABSTRACT In this study, composite filaments with a short carbon fiber (CF) reinforced polyamide 612 (PA612) were produced using the FDM method at three different raster angles (0°, ±45°, 90°).
Busra Eyri   +3 more
wiley   +1 more source

Trifluoromethyl-substituted polymers [PDF]

open access: yes
The synthesis of polymers is discussed. It includes: (1) the synthesis of fluorine-containing crosslinked poly(ether ketones); (2) the synthesis and characterization of poly(imide amides) and their N-methylated analogues; (3) the synthesis of fluorine ...
Cassidy, Patrick E.
core   +1 more source

Waste gas storage [PDF]

open access: yes, 1994
Method for storing a waste gas mixture comprised of nitrogen, oxygen, carbon dioxide, and inert gases, the gas mixture containing corrosive contaminants including inorganic acids and bases and organic solvents, and derived from space station operations ...
Vickers, Brian D.
core   +1 more source

Functionalized Templates for the Convergent Assembly of Polyethers: Synthesis of the HIJK Rings of Gymnocin A [PDF]

open access: yes, 2009
Extension ladder: The successful application of epoxide-opening strategies towards the synthesis of ladder-type polyethers is contingent upon further elaboration of the product.
Adiwidjaja   +11 more
core   +1 more source

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