CATHETER DEVICE FOR PLACING A SENSOR

A catheter device for placing a sensor device comprises a shaft and a coupling device, arranged at the shaft, for coupling the catheter device to the sensor device comprising at least one bracket element. The coupling device comprises a coupling element and a locking element adjustable with respect to the coupling element, wherein the coupling element comprises at least one engagement section with which the at least one bracket element of the sensor device can be brought in engagement, wherein the locking element is designed, in a coupled position, to block the at least one bracket element at the at least one engagement section, and is adjustable with respect to the coupling element so as to release the at least one bracket element for detachment from the at least one engagement section.