US 11,666,732 B2
Catheter device
Takashi Mato, Tokyo (JP); Hideki Kamimura, Tokyo (JP); Katsuya Nagai, Tokyo (JP); Kaoru Soeta, Tokyo (JP); and Takeki Uozumi, Tokyo (JP)
Assigned to Takashi Mato, Tokyo (JP)
Appl. No. 16/612,351
Filed by Takashi Mato, Tokyo (JP)
PCT Filed May 8, 2018, PCT No. PCT/JP2018/017706
§ 371(c)(1), (2) Date Feb. 20, 2020,
PCT Pub. No. WO2018/207752, PCT Pub. Date Nov. 15, 2018.
Claims priority of application No. JP2017-094886 (JP), filed on May 11, 2017.
Prior Publication US 2020/0206460 A1, Jul. 2, 2020
Int. Cl. A61M 25/01 (2006.01); A61M 25/00 (2006.01); A61M 39/02 (2006.01)
CPC A61M 25/01 (2013.01) [A61M 25/0067 (2013.01); A61M 39/0247 (2013.01); A61M 2039/0273 (2013.01); A61M 2205/052 (2013.01); A61M 2205/3538 (2013.01); A61M 2205/587 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A catheter device, comprising:
a tube to be inserted into a body;
a light emitting unit, which is provided on a distal end side of the tube, and includes an infrared light emitting element configured to emit infrared light for verifying a position of the tube;
a power supply line configured to supply electric power to the infrared light emitting element;
a conduction detection unit including a visible light emitting element configured to notify a conduction state between the power supply line and the infrared light emitting element by means of visible light; and
a connector portion provided at a trailing end side of the tube opposite to the distal end side of the tube, wherein
the infrared light emitting element and the visible light emitting element are disposed at the distal end side of the tube and configured to be inserted into the body while the connector portion is outside the body.