Ultrasound Guided Hematoma Block in Distal Radius Fractures

Inclusion Criteria: * Age ≥ 16 years * Confirmed fracture of the distal radius requiring closed reduction, defined as any off the following items(7): * \>10 degrees of dorsal angulation; * \>20 degrees of volar angulation; * \>2 mm step-off intra-articular; * \>3 mm radial shortening; * \>15 degrees radial inclination; * Translation and non-intact radio-carpal alignment in the lateral view * Significant translation in the posterior-anterior(PA)-view. Exclusion Criteria: * No informed consent can be given (cognitive impairment, severe dementia, no knowledge of Dutch language e.a.) * Neurovascular compromise or open fractures requiring (immediate) surgery or reduction. * First reduction already performed * Multi-trauma patients requiring other urgent procedures/tests or with respiratory or hemodynamical compromise * Pre-existent osteosynthesis material in situ in the affected arm * Skin injury (with exception of minor abrasions), local infection or recent burns hindering or contra-indicating the use of ultrasound and ultrasound gel * Allergy for local anesthetics