Device for performing actions or interventions in a little bit, method using the device and the application of the device.

摘要

Device for performing measurements or interventions in a drilled borehole (4) comprising a rod (2), or stem, and an instrument (3) for measurement or intervention, the instrument being arranged at a lower end of the said rod. This device is particularly characterised in that the rod is elastic in flexion and rigid in compression, in that the rod possesses at least one line capable of the transfer of energy or of data, such as an electrical, fluidic or optical line, and in that the rod is capable of being wound up onto at least one drum. …IMAGE…