... 105-O-P1.81050Coated, without spike.2.0mm endoscope channel.HC-18-110-O-P1.81100Coated, ... without spike.2.0mm endoscope channel.HC-18-120-O-P1.81200Coated, ... 230-O-P2.32300Coated, without spike.2.8mm endoscope channel.Tissue sampling form alimentary tract or halitus ... tract in the observation of endoscope.Coated with super-lubricious PE, effectively decrease the ...