A Novel Application of 2% Lidocaine Injection for Male Rigid cycstoscopy-a Patient-blinded Randomised Trial
The goal of this clinical trial is to learn about a novel application of lidocaine injection in male patients who needs rigid cycstoscopy test. The main question it aims to answer is:Does New Application of Lidocaine Liquid Provide Pain Relief for Patients During Cystoscopy? Before the cycstoscopy,Participants will be randomly divided into three different anesthesia mode groups,namely are Group A (intraurethral lidocaine gel alone), Group B (intraurethral lidocaine gel + lidocaine 2% injection), and Group C (intraurethral lidocaine gel + liquid paraffinl).Patients only need to prepare and cooperate according to routine surgical operations，which is group B or group C.
- EligibilityCriteria: Inclusion Criteria:  Male patients under the age of 50 referred for postoperative cystoscopy for bladder cancer  Exclusion Criteria:  - 1. Other evident causes contributing to lower urinary tract symptoms, such as obvious glandular cystitis and severe urinary tract infections.  2. Excessive prostatic hyperplasia. 3. Urethral stricture. 4. A history of prior urethral surgeries. 5. Uncontrolled hypertension, cardiac conditions, and chronic obstructive pulmonary disease. - HealthyVolunteers: No - Gender: Male - MaximumAge: 50 Years - StdAgeList: Child, Adult