Cryoablation to assist in kidney tumor surgery
Official title: Cryotherapy and Robotic Assisted Non Ischemic Nephron Sparring Surgery
Run by Urological Research Network, LLC · NCT05218811 · Data updated 2026-11-12
This study is testing whether using cryoablation during kidney tumor surgery can help patients lose less blood and have better results compared to traditional methods.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 55 Years to 65 Years |
| Sex | All |
| Enrollment | 150 (estimated) |
| Sponsor | Urological Research Network, LLC Academic / other |
| Locations | 1 site (Miami Lakes, Florida) |
| Status | Recruiting |
| Started | May 15, 2020 |
| Main results expected | May 15, 2026 |
| Study ends | May 15, 2041 |
| Registry record updated | January 26, 2023 |
| Trial ID | NCT05218811 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are patients aged 45-90 with renal tumors measuring 7 cm or less and having more than 50% of the tumor exophytic.
✕Probably not a fit
Patients with prior renal surgery or metastatic disease (M1) may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study evaluates the safety and effectiveness of using renal cryoablation at the tumor site during partial nephrectomy, as an alternative to traditional methods that involve arterial ischemia to control bleeding. The focus is on patients with renal masses that are suitable for nephron-sparing surgery, particularly those with tumors larger than 2 cm. The study aims to determine if cryoablation can reduce blood loss and improve surgical outcomes without the need for blood flow interruption. The approach is particularly relevant in the context of robotic-assisted surgeries, which may lack cold ischemia.
Why it matters
Potential benefit: If successful, this approach could lead to safer kidney surgeries with reduced blood loss and better preservation of kidney function.
How similar studies have gone: While the use of cryoablation in kidney surgery is established, this specific non-ischemic approach is relatively novel and has not been extensively tested in prior studies.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients with ages between 45-90-year-old. * Renal tumor ≤ 7 cm in the greatest extension, \>50% exophitic. Exclusion Criteria: * Prior renal surgery * M1 Disease
Where it's running
-
Urological Research Network
Miami Lakes, Florida, United States Recruiting
Study contacts
- Principal investigator: Fernando J Bianco, MD — Urological research Network
- Study coordinator: Eusebio J Luna, MD
- Email: drluna@research.surgery
- Phone: 3058227227
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.