Clinical variables: age, sex, coronary artery disease, open-heart surgery, diabetes, kidney disease Pacemaker system: (VVIR, DDDR), brand, model (lead(s) and device. Vascular access: (cephalic, axillary, subclavian vein), fluro-time, procedure time Periprocedural analgetics (dosage): alfentanil, morphine, diazepam, paracetamol Pre och post-operative anticoagulant medication (dosage and withdrawal with respect to procedure: acetylic acid, clopidogrel, ticagrelor, dual oral anticoagulants, warfarin, low-molecular weight heparin) Preoperative current medication: (psychoactive drugs, betablockers, corticosteroids, inflammatory modulating drugs Outcome measurements: Patient satisfaction (overall, chronic pain, discomfort, degree of unsightly look, movement disorder due to device, sleep problems due to device) scale 0-10 (10 worst) Paper questionnaire at 1,12,and 24 months. Patient knowledge if device was intramuscular or subcutaneously implanted at 24 months.