Publications by authors named "Thierry Royer"

Aims: To demonstrate the acute and early outcomes of the novel Nile PAX dedicated polymer-free paclitaxel-coated stents (Minvasys SAS, Gennevilliers, France) in the treatment of de novo coronary bifurcation lesions.

Methods And Results: The Nile PAX device incorporates a cobalt-chromium alloy with a side aperture in the mid-stent designed to optimise scaffold at the bifurcation carina and side branch (SB) ostium, while maintaining SB access during procedure. From December 2008 to February 2010, 101 patients were prospectively enrolled in a non-randomised, multicentre study.

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Aims: To evaluate the safety and long-term efficacy of a true dedicated bifurcation bare metal stent (DBS) for the treatment of bifurcation coronary artery lesions.

Methods And Results: Thirty-four patients were enrolled in this prospective multicentre study. The majority of culprit lesions were located on the left anterior descending artery/diagonal bifurcation (n=19) followed by the distal protected left main (n=7), the left circumflex artery/obtuse marginal (n=4) and the distal right coronary artery/posterior descending artery (n=4).

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Diagnosis of patent foramen ovale (PFO) is commonly made by echocardiography with contrast injection. PFO can be responsible for a transient right-to-left shunting with paroxysmal dyspnoea but punctual measurements of oxygen saturation may fail to detect arterial desaturations. Thus, claiming the imputability of PFO in dyspnoeic symptoms remains difficult.

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Treatment of bifurcation lesions remains a technical challenge. Among 13 stents previously tested in a bench study, the Bestent seemed of particular interest in this indication as it provided good access to the side branch after stent implantation in the main branch associated with a satisfactory coverage of the lesion after kissing balloon inflation. The use of Bestent implanted in the main branch or both branches for treatment of bifurcation lesions involving a side branch > or = 2.

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