ERBEY, JOHN R., II,UPPERCO, JACOB L.,FISHER, MICHAEL ALLEN,STRANE, PATRICK WILLIAM,BLACK, LANCE MICHAEL
申请号：
CA2992322
公开号：
CA2992322C
申请日:
2016.07.20
申请国别(地区):
CA
年份:
2019
代理人:
摘要：
Ureteral catheters and assemblies are provided including: a drainage lumenincluding a proximal portion configured to be positioned in at least a portionof a patient'surethra and a distal portiOn configured to be positioned in a patient's ureterand/or kidney, thedistal portion including a coiled retention portion including at least a firstcoil having a firstdiameter and a second coil having a second diameter, the first diameter beingless than thesecond diameter； or wherein the retention portion extends radially outwardlyfrom a portionof the distal end of the drainage lumen portion, the retention portionincluding a proximal endhaying a first diameter, a distal end having a second diameter, and a walland/or surfaceextending therebetween, the retention portion having a second diameter isgreater than thefirst diameter when deployed； or wherein the retention portion includes aplurality ofdrainage tubes.
