Zotarolimus-eluting stent fracture at initial implantation diagnosed with stentboost doi: 10.1177/2050313x16645754 please note that this device (endeavor resolute) is not marketed in the united states; however, it is similar to the united states marketed product (resolute integrity).This event is being reported only as a malfunction because of the similar device requirement in 803 which is limited to malfunctions.If information is provided in the future, a supplemental report will be issued.
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Patient was admitted to er with unstable angina.Angiography showed 90% stenosis at the cx and obtuse marginal branch of the cx.The obtuse and cx were pre-dilated with a non-medtronic balloons.An endeavor resolute rx drug eluting stent was implanted at 12 atm in the side branch and post-dilated.Subsequently deploying the main branch non-medtronic balloon, a mini crush was performed and another endeavor resolute rx drug eluting stent was implanted at 20 atm into the cx body.The om was rewired and final kissing was performed with non-medtronic nc balloons.Thereafter, localized haziness suggesting thrombosis at first sight appeared in the main-branch stent, both in the proximal part and distal to the om take off.The patient had no symptom and was hemodynamically stable.Stentboost showed stent fracture and disruption.Another endeavor resolute stent was implanted at 14atm to cover the fracture sites.The final result was satisfactory.
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