Effect of Tourniquet Abstention on Pain Reduction in Venous Sampling in the Elderly People

Inclusion Criteria: * ≥ 75 years and over, * Hospitalized in internal medicine or geriatric department, * For which the 2 upper limbs are accessible to venous puncture (due to the multiple attempts that may be necessary to take a sample during the hospitalization), * For which at least one vein is visible or palpable on an upper limb, * Without venous puncture since admission in the department, * Patient who did not receive a topical anesthetic before the venous puncture (Emla type) * Communicating patient, able to assess their pain on a digital scale, * Patients with affiliation to a social security system or beneficiary , * Written informed consent (IC) obtained. Exclusion Criteria: * Patient already included, * Previous pain localized to the upper limbs, * Hematoma at the planned site of skin-vascular breakage, * Hemiplegic or quadriplegic patient, * Patient with lymphedema in the upper limbs, * Patient with behavioral disorders that may interfere with the proper functioning of the sampling, * Patient with cognitive impairment preventing understanding of the study and adequate assessment pain (CODEX cognitive score of category C or D), * Patient placed under legal protection (guardianship).