1、2018Annual ReviewSalt Lake City Learning Center and Trevo manufacturingUtahFeb.2018 Trevo Retriever receives expanded indication for stroke treatment up to 24 hours in U.S.Boris,who is 71,suddenly stopped talking during the drive.When Benjamin realized something was wrong with his grandfather,he gra
2、bbed the steering wheel to avoid crashing and guided the car to the side of the highway to call 911.“I started to scream and scream,and he didnt respond at all,”Benjamin recalls.“I was scared,so I called my mom and she told me to call 911.I pressed all the buttons,and Im not sure what stopped the ca
3、r.”“I lost everything.I couldnt hear anything,and I could only see from the left side,”says Boris.An ambulance arrived to take him to UMass Memorial Medical Center in Worcester,MA,where he was seen by Dr.Ajit Puri,an experienced neurointervention specialist who uses minimally invasive techniques to
4、treat stroke,brain aneurysms and carotid stenosis.“Boris had a massive stroke where the main artery of the brain,called the middle cerebral artery,was blocked by a big clot,”says Dr.Puri.“We call that a large vessel occlusion.He could not move the entire right side of his body.He could not speak at
5、all,and he was having a severe gaze preference,”which indicates eye movement limitation.Boriss best chance for recovery with a large vessel occlusion was to have the clot removed using a stent retriever,a minimally invasive procedure that is now the standard of care for large vessel blockages.Dr.Pur
6、i guided Strykers Trevo Retriever from Boriss femoral artery in his leg up to the brain,where the retriever ensnared the clot.Dr.Puri was then able to remove the retriever with the clot back through a catheter.With Dr.Puris extensive experience using the stent retriever,the procedure,from the time t