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The Study of a New Bladder Sparing Treatment Modality including Endoscopic Balloon Cryoablation and Adjuvant Immunotherapy for High-risk Bladder Cancer

The Study of a New Bladder Sparing Treatment Modality including Endoscopic Balloon Cryoablation and Adjuvant Immunotherapy for High-risk Bladder Cancer

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200057679
Enrollment
Unknown
Registered
2022-03-15
Start date
2022-03-07
Completion date
Unknown
Last updated
2023-11-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

bladder cancer

Interventions

experimental group:immune checkpoint inhibitor
experimental group:chemotherapy (gemcitabine and cisplatin)

Sponsors

Department of Urology,Huashan Hospital Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Admission criteria for test group: 1) The patient was clinically diagnosed as bladder tumor and was classified as high-risk non muscle invasive bladder cancer or T2-T3 muscle invasive bladder cancer by biopsy or TURBT. High risk nonmuscular bladder cancer is defined as any of the following: a. T1 tumor; b. High grade urothelial carcinoma; c. At the same time: multiple, recurrent and bladder cancer with diameter>3cm 2) Number of tumors = 5; 3) 18 = age = 85, male or female; 4) Willing to protect bladder; 5) Willingly sign the informed consent form, and can cooperate to complete the whole experiment. 2. Admission criteria for control group: 1) The patient was clinically diagnosed as bladder tumor, and was classified as high-risk non muscle invasive bladder cancer or T2-T3 muscle invasive bladder cancer by biopsy or TURBT; High risk nonmuscular bladder cancer is defined as any of the following: a. T1 tumor; b. High grade urothelial carcinoma; c. At the same time: multiple, recurrent and bladder cancer with diameter>3cm 2) Number of tumors = 5; 3) 18 = age = 85, male or female; 4) Willingly sign the informed consent form, and can cooperate to complete the whole experiment.

Exclusion criteria

Exclusion criteria: 1. The preoperative imaging showed that the organs around the bladder (such as ureter, prostate, rectum, etc.), pelvic cavity or abdominal wall were involved, or lymph node metastasis (N1) and distant metastasis (M1) had occurred. 2. Known hypersensitivity to chemotherapy drugs and/or immunotherapy drugs; 3. Accompanied with serious infectious diseases such as bacteremia and toxemia; 4. Those with severe coagulation dysfunction; 5. Suffering from serious heart, brain, lung, liver, kidney and other diseases, unable to tolerate surgery; 6. Other malignant tumors; 7. Pregnant or lactating women; 8. Complications such as severe urethral stricture that cannot tolerate cystoscopy; 9. Those who are combined with prohibited drugs, including systemic anti-tumor drugs and immunosuppressants; 10. Participants in other clinical trials at the same time; 11. Other circumstances that the investigator considers inappropriate to participate in this clinical trial.

Design outcomes

Primary

MeasureTime frame
overall survival;progression-free survival;

Secondary

MeasureTime frame
Intravesical recurrence rate;intravesical progression rate;adverse event rate;quality of life;

Countries

China

Contacts

Public ContactHaowen Jiang

Huashan Hospital Fudan University

urology_hs@163.com+86 21 52888023

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 6, 2026