The purpose of this registry is to collect information on how the Zenflow Spring System works in everyday medical practice. The registry will track how the Spring System performs during the implant procedure, and at follow-up visits at 1, 3, 6, and 12 months. We will look at how symptoms improve, how quickly patients return to normal activities, how satisfied they are with treatment, and whether there are any problems or side effects related to the device.

Inclusion Criteria:

• Treatment with Zenflow Spring System will be conducted in accordance with the approved Instructions for Use

Exclusion Criteria:

• Treatment with Zenflow Spring System will be conducted in accordance with the approved Instructions for Use

The Spring® Implant and Delivery System is indicated for the treatment of obstructive lower urinary tract symptoms secondary to benign prostatic hyperplasia (BPH) in men with prostatic urethral lengths between 25mm and 45mm and prostate sizes between 25cc and 80cc.