Proximal Femoral Nail Antirotation (PFNA) Versus PFNA Augmentation

Inclusion Criteria: * Age 75 years and older * Closed unstable trochanteric fracture: AO 31 - A2 and A3 * Low energy trauma (e.g.fall from standing height) * Definitive fracture fixation within 72 hrs. after admission * Indication for PFNA fixation (with or without augmentation) * Ability to walk independently (walking aids are allowed) prior to injury * Signed written informed consent and agreement to attend the planned FUs * Able to understand and read country national language at an elementary level Exclusion Criteria: * Pathologic fracture * Polytrauma * Any additional fracture * Open fracture * Recent history of substance abuse (ie, recreational drugs, alcohol) that would preclude reliable assessment * Active malignancy defined as history of invasive malignancy, except if the patient has received treatment and displayed no clinical signs and symptoms for at least five years * ASA class V and VI * Any implant at the same hip * Hemiplegia * Patients with legal guardian * Patients who have participated in any other device or drug related clinical trial that could influence the results of the present study within the previous month * Fractures and injuries opening into the articulation and vascular structure * Infection * Patients with clotting disorders * Patients with severe cardiac and / or pulmonary insufficiency * Patients with known hypersensitivity or allergy to any of the components of Traumacem V+ cement (Polymethyl methacrylate / acrylate, zirconium dioxide, hydroxyapatite,benzoyl peroxide, methyl methacrylate,hydroquinone, N,N-dimethyl-p-toluidine) * Perforation of the femoral head into the joint with the guide wire used for the PFNA blade * Risk of potential leakage into the joint identified by using contrast fluid (PFNA Augmentation group only) * Intraoperative decision to use implants other than PFNA