Feasibility Study of Photovaporisation of Prostate With a Limitated Length of Catheterization of 3 Hours

Inclusion Criteria: 1. patients with lower urinary tract symptoms (LUTS ) 2. IPSS≥ 15 despite medical treatment \> 1 month if monotherapy or \> 3 months if bitherapie OR acute urinary retention ( RAU ) non-medical after the 1st failure to remove the catheter OR acute prostatitis OR macroscopic haematuria of prostatic origin 3. prostate volume \> 30 cc by transrectal ultrasonography ; 4. IPSS Qol ≥ 3 has at inclusion ; 5. PSA ≤ 4 ng / ml ; 6. if PSA between 4 and 10 then PSA L/T ≥25 % or negative PBP \<6 months . 7. Accommodation \<50 km; 8. company available for the return at home and monitoring first post- operative night . 9. patient sign the informed consent 10. patient covered by social security or other health insurance Exclusion criteria 1. post- voiding residue \> 250 cc by suprapubic ultrasound not older than \< 45 days 2. prostate volume \> 100 cc by transrectal ultrasound not older than 45 days 3. urological antecedents : o urethral stenosis or cervical disease * UTI in progress * SAD patient or self-catheterization * obstructive hydronephrosis + / - renal failure * vesical calculi * cancer of the prostate treated or untreated * bladder tumor associated * Interstitial cystitis ( symptom or biopsy) 4. antecedent of the prostate surgery 5. neurologic bladder ( parkinsonian syndrome , multiple sclerosis , lupus, neuropathy, Diabetic, cauda equina syndrome ) 6. criteria related concomitant medications that can not be stopped at least \< 48 hours before PVP with GL XPS 180 W 7. contra indication for outpatient care for medical reason 8. contra indication of a product analgesic according to protocol 9. patient inability to understand and sign the informed consent as well as completing the questionnaires 10. ASA Score \> 3 .