FUS-TB VS COG-TB in Small Lesions of Prostate Cancer

Inclusion Criteria:

* 1\) male who are between 18 to 80 years old; 2) meet any of the following criteria:

  1. suspicious nodules of prostate under digital rectal examination(DRE), with any PSA value;
  2. PSA≥10μg/L;
  3. 4μg/L≤PSA\<10μg/L,f/t PSA≤0.16; 3) suspicious lesions under mpMRI, at least one lesion \<5mm, PI-RADS 4; 4) good compliance; 5) must sign the informed consent form.

Exclusion Criteria:

* 1\) diagnosed prostate cancer or acute prostatitis; 2) acute infection, or clinically significant urinary tract infection; 3) performed prostate puncture within 1 month; 4) cardiac insufficiency; 5) having high risk of bleeding or taking anticoagulants for a long time; 6) severe internal or external hemorrhoids, perianal or rectal lesions; 7) having severe osteoarticular diseases that can not be performed lithotomy; 8) hypertensive crisis; 9) patients who should not be anesthetized; 10) patients with mental illness or mental disorders and unable to understand the informed consent; 11) patients with electronic devices such as built-in artificial pacemaker, cochlear implants or nerve stimulators; 12) other surgical contraindications, or those considered unsuitable by the investigators.