Study Objective: To assess the safety and placement effectiveness of a new delivery catheter for the Essure micro-insert hysteroscopic sterilization system.
Design: Prospective, multicenter, single-arm clinical study. (Canadian Task Force classification II-3).
Setting: Hospital-based clinical research centers.
Patients: One hundred two women of reproductive age and proven fertility.
Intervention: A new coil catheter delivery system was used for micro-insert placement.
Measurements And Main Results: The bilateral placement of micro-inserts using the coil catheter delivery system occurred in 100 women out of 102 attempts (98%). The two women who did not have successful micro-insert placement were subsequently shown to have proximal tubal stenotic disease.
Conclusion: These findings indicate that the introduction of the coil catheter delivery system for Essure hysteroscopic sterilization improves the micro-insert bilateral placement rate when compared with previous studies. It is hypothesized that the coil catheter has superior navigational properties, particularly within tortuous or narrowed tubal lumens.
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http://dx.doi.org/10.1016/s1074-3804(05)60056-4 | DOI Listing |
J Neurointerv Surg
January 2025
Department of Neurosurgery, University at Buffalo Jacobs School of Medicine and Biomedical Sciences, Buffalo, New York, USA
Background: Early literature on the Woven EndoBridge (WEB) device reported 80-90% adequate aneurysm occlusion but low complete occlusion (40-55%). It is uncertain whether residual or recurrent aneurysms require re-treatment to prevent future rupture.
Objective: To systematically review the literature to meta-analyze occlusion and complication rates after re-treatment of these aneurysms.
Background: Right ventricular pseudoaneurysms are extremely rare and there is no precise recommendation for their management.
Case Summary: We present the case of a successful coil embolization of a right ventricular pseudoaneurysm in a woman with chronic kidney disease due to perinuclear antineutrophil cytoplasmic antibody vasculitis and a history of difficult placement of a hemodialysis catheter.
Discussion: Ventricular pseudoaneurysm is a contained rupture of the ventricular wall that can occur due to several causes.
CVIR Endovasc
January 2025
Department of Radiology, Memorial Sloan Kettering Cancer Center, New York, NY, 10065, USA.
Background: Hepatic artery infusion pump (HAIP) chemotherapy is a locoregional treatment for intrahepatic malignancies. HAIPs are surgically implanted, and the catheter tip is typically inserted into a ligated gastroduodenal artery stump. Potential complications at the catheter insertion site include dehiscence, pseudoaneurysm or extravasation, and adjacent hepatic arterial stenosis and thrombosis.
View Article and Find Full Text PDFNagoya J Med Sci
November 2024
Department of Neurosurgery, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Selecting an appropriate microcatheter tip shape for paraclinoid aneurysms is difficult. Therefore, we devised an original simple and uniform three-dimensional (3D) spiral-shaping method of microcatheter and validated the characteristics and usefulness of this method for coil embolization of paraclinoid aneurysms using patient-specific silicone models. These silicone models were produced based on clinical data from four patients with four paraclinoid aneurysms that underwent endovascular treatment using the 3D spiral-shaping method.
View Article and Find Full Text PDFJ Clin Med
December 2024
Clinic of Diagnostic and Interventional Radiology, Saarland University Medical Center, 66421 Homburg, Germany.
The aim of this study was to evaluate patients with hereditary hemorrhagic telangiectasia (HHT) for the potential reperfusion of pulmonary arteriovenous malformations (PAVM) treated by catheter embolization using coils or embolization plugs and to analyze causes of possible reperfusion in order to further improve treatment. This retrospective study analyzed the data of 345 patients who underwent screening for pulmonary arteriovenous malformations in cases of suspected or confirmed HHT (Osler's disease). Of these, 118 patients with PAVM that underwent catheter embolization and had at least one follow-up study were included in our study and evaluated for potential reperfusion.
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