disposal 41 a rigid first probe 10 and a flexible second probe 20 the control 30 of the cryosurgical device comprises a socket 300 for the attachment of the rigid first probe 10 or for the attachment of the flexible second probe 20 wherein a plug 100 of the rigid first cryoprobe 10 or a plug 200 of the flexible second cryoprobe 20 and the socket 300 of the cryosurgical device form a probe coupling the reservoir 40 of the cryosurgical device is filled with a coolant gas for cooling the corresponding cryoprobe 10 20 and is connected via conduits to the control 30 and a supply flow conduit 304 see fig2 b of the socket 300 the gas disposal device 41 is connected to a respective return flow conduit 103 202 see fig2 b 3 b of the cryoprobes 10 20 via both return flow conduits 302 303 of the socket 300 once with a valve 305 and once without a valve fig2 a shows a perspective view of the plug 200 of the flexible second cryoprobe 20 a plug in region 201 has two circular openings 202 203 wherein the opening 202 is arranged at the upper end of the plug in region 201 and the opening 203 is arranged at the lower end of the plug in region 201 at the respective height of the openings 202 203 there is a groove 209 210 surrounding the plug in region 201 with a width at least that of the respective opening 202 203 arranged on both sides of the respective openings 202 203 and grooves 209 210 are circumferential seals 204 205 206 207 corresponding to the plug in region 201 in such a way that in the inserted condition of the plug.