John R. Erbey, II,Bryan J. Tucker,Jacob L. Upperco
申请号：
US16696026
公开号：
US20200094017A1
申请日:
2019.11.26
申请国别(地区):
US
年份:
2020
代理人:
摘要：
A coated and/or impregnated urinary catheter or urinary stent device, including: (a) a proximal portion； and (b) a distal portion, the distal portion comprising a retention portion that includes at least one protected drainage hole(s), port(s) or perforation(s) and is configured to establish an outer periphery or protective surface area that inhibits mucosal tissue from occluding the at least one protected drainage hole(s), port(s) or perforation(s) upon application of negative pressure through the catheter； and at least one coating(s) upon and/or at least one impregnation(s) within at least a portion of the protective surface area, the at least one coating(s) and/or at least one impregnation(s) including at least one of lubricant(s), antimicrobial material(s), pH buffer(s) or anti-inflammatory material(s)
