1. A catheter having a position sensor, comprising:! oblong catheter body； ! a bendable section at the distal end of the catheter body； ! the end electrode at the distal end of the bending section, and the end electrode has a longitudinal axis and contains:! a shell forming a cavity and having openings for liquid； ! an internal element configured to cover the sensor and position the sensor in the center of the cavity and along the longitudinal axis； and! an annular region extending along the longitudinal axis between the shell and the inner element, wherein the liquid entering the end electrode is dispersed into the annular region and exits the shell through the fluid openings. ! 2. The catheter according to claim 1, in which the inner element comprises a tubular part, a septum part and a main part. ! 3. The catheter according to claim 2, in which the sensor is placed in the tubular part. !four. The catheter according to claim 2, in which the septum forms gaps between the internal element and the sheath, through which the irrigation fluid enters the annular region. ! 5. The catheter according to claim 1, in which the shell contains a biocompatible metal. ! 6. The catheter according to claim 5, in which the biocompatible metal is stainless steel and (or) an alloy of noble metals and combinations thereof. ! 7. The catheter according to claim 1, in which the shell contains an alloy of palladium and platinum. ! 8. The catheter according to claim 1, in which at least part of the internal element contains a biocompatible metal. ! 9. The catheter according to claim 8, in which the biocompatible metal is stainless steel and (or) an alloy of noble metals and combinations thereof. ! 10. The catheter according to claim 2, further comprising a pair of exhaust elements, distal ends1. Катетер, имеющий датчик положения, содержащий: ! продолговатый корпус катетера； ! изгибаемую секцию на дистальном конце корпуса катетера； ! концевой электрод на дистальном конце изгибаемой секц
