Mikael Trollsas,Mark Hadley,Ganyu Lu,Kang-Huai Wang
申请号：
US14504458
公开号：
US20160095499A1
申请日:
2014.10.02
申请国别(地区):
US
年份:
2016
代理人:
摘要：
The present invention discloses a capsule device with textured structural surface so that the capsule device has desired surface properties when it travels through designated regions in the gastrointestinal tract. The capsule device according to the present invention comprises a sensor and a capsule housing, where the sensor is sealed in the capsule housing. The capsule housing having a textured surface to cover at least one region of an exterior surface of the capsule housing to increase holding force between the luminal wall and the capsule device when the capsule device travels inside a gastrointestinal (GI) tract after being swallowed. A coating can be added to cover the textured surface so as to make the capsule surface smooth for easy to swallow. The coating layer will dissolve when the capsule device is in contact with the acid fluid inside the GI tract.
