310 are provided on a flexible substrate 410 as exemplary shown in fig7 as shown the flexible substrate 410 has an underwear like shape such that it can be fitted over the lower abdomen of the subject 1 the flexible substrate 410 is one embodiment of the flexible substrate in accordance with the present invention fig8 shows a block diagram of an electrical configuration when the rf coil section 110 is employed both for transmission and reception of rf signals as shown the saddle coils 210 and 310 are connected with a quadrature driving receiving circuit 510 a driving circuit portion in the quadrature driving receiving circuit 510 corresponds to the rf driving section 140 shown in fig1 a receiving circuit portion in the quadrature driving receiving circuit 510 corresponds to part of the data collecting section 150 shown in fig1 in transmitting an rf signal the saddle coils 210 and 310 are quadrature driven by the quadrature driving receiving circuit 510 specifically the saddle coils 210 and 310 are respectively driven by two rf signals having a phase difference of 90 u00b0 the quadrature driving receiving circuit 510 is one embodiment of the driving means in accordance with the present invention it is also one embodiment of the combining means in accordance with the present invention moreover magnetic resonance signals received by the saddle coils 210 and 310.