Device for inserting a sample-carrier rotor into an nmr probe

A device for inserting a sample into a hermetic enclosure, the device comprising:

• a sample-carrier to carry the sample;
• an insertion rod comprising an elongate portion, an end of which is configured to carry the sample-carrier;
• a transfer airlock comprising:
• an outer door configured to be closed in a sealed manner and open onto an environment on an exterior of the hermetic enclosure;
• an inner door configured to be closed in a sealed manner and open onto an interior of the hermetic enclosure, directly or indirectly via at least one sealed duct;
• and
• a sealed chamber delimited between the outer door and the inner door, when they are in the configuration closed in a sealed manner, with the sealed chamber being configured to accommodate the sample-carrier, inserted by the insertion rod;
• and
• a system for purification of a fluid environment contained, and of the sample-carrier and the sample accommodated in the sealed chamber.