Research progress on treating urinary system stones using ureteroscopy combined With a negative-pressure suction sheath
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By
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Junqiang Liang
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Hui Xiao
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Song Yu
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May 15, 2026
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Clinical Scorecard: Advancements in the Management of Urinary Tract Stones Through Ureteroscopy with Negative-Pressure Suction Sheaths
At a Glance
| Category | Detail |
|---|
| Condition | Urinary Tract Stones |
| Key Mechanisms | Negative-pressure suction sheaths improve evacuation of debris and maintain consistent flow dynamics during ureteroscopy. |
| Target Population | Patients with kidney and ureteral stones, particularly those with complex anatomy or high-risk for complications. |
| Care Setting | Endourology and surgical settings for stone management. |
Key Highlights
- Negative-pressure suction sheaths enhance optical clarity and reduce intrarenal pressure during procedures.
- Improved stone-free rates and reduced infectious complications reported with suction-assisted ureteroscopy.
- Technological advancements support a shift from passive to active fluid management in ureteroscopy.
Guideline-Based Recommendations
Diagnosis
- Utilize imaging technology to assess stone characteristics and patient anatomy.
Management
- Implement negative-pressure suction sheaths in ureteroscopy for enhanced procedural efficiency.
Monitoring & Follow-up
- Standardize reporting of intrarenal pressure and suction variable ranges during procedures.
Risks
- Monitor for potential mucosal collapse and ureteral wall stress during suction-assisted procedures.
Patient & Prescribing Data
Individuals with recurrent urinary tract stones and those at risk for complications.
Suction-assisted ureteroscopy is particularly beneficial for high-dusting cases and obstructed collecting systems.
Clinical Best Practices
- Adopt standardized techniques for suction-assisted ureteroscopy to improve outcomes.
- Conduct multicenter clinical trials to validate the efficacy and safety of suction sheaths.
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