This device uses ultrasonic vibrations delivered through a specialized wire to safely and efficiently clear blockages or remove implants from medical tubes, offering a non-invasive, customizable solution for maintaining and treating tube obstructions in healthcare settings.
Background: Nephrostomy tubes and other indwelling medical devices are critical for managing renal obstructions and maintaining urinary drainage in patients with compromised kidney function. However, these tubes are highly susceptible to clogging due to the accumulation of biofilm, mineral deposits, and debris. Such blockages can lead to infection, loss of tube function, and even life-threatening complications if not addressed promptly. Current clinical practice often involves routine tube exchanges, emergency interventions, or flushing procedures to maintain patency, all of which can be uncomfortable for patients, resource-intensive for healthcare systems, and disruptive to patient care. The need for a rapid, effective, and minimally invasive solution to manage and prevent tube occlusion is therefore significant, with the potential to improve patient outcomes and reduce healthcare costs. Existing approaches to clearing clogged nephrostomy tubes and similar devices are fraught with limitations. Flushing and wire probing are frequently ineffective against stubborn obstructions like calcifications or dense biofilms and may require multiple attempts or specialized equipment. Tube exchanges and surgical interventions, while more definitive, are invasive, carry procedural risks, and often necessitate hospital admission or specialized staff, leading to delays in care and increased burden on healthcare resources. Furthermore, these methods do not address the underlying tendency for tubes to re-occlude, resulting in repeated interventions over time. There is a clear unmet need for a solution that can be rapidly deployed at the bedside or in outpatient settings, offering reliable, non-invasive clearance of obstructions without the drawbacks of current techniques.
Technology Overview: This technology is an ultrasonic transmission system specifically engineered for medical applications such as clearing obstructions from nephrostomy tubes and mobilizing retained implants. The system converts electrical energy into ultrasonic vibrations at adjustable frequencies, paired with an ultrasonic horn and replaceable cavitation wire. The modular design allows for various wire diameters, enabling customization for different clinical scenarios and types of obstructions. What differentiates this solution is its unique integration of modularity, medical-specific enhancements, and procedural flexibility into a single system. Unlike traditional methods that often require invasive procedures, specialized staff, or hospital admission, this device provides a rapid, non-invasive alternative that can be used at the bedside or potentially in home settings. By leveraging commercially available ultrasonic components and introducing novel, application-specific enhancements, the system delivers superior energy transfer and cavitation effects tailored for medical use. This results in reduced hospital resource utilization, extended tube lifespan, and improved patient outcomes, setting it apart from existing solutions in both efficacy and versatility.
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Advantages: • Non-invasive and rapid clearance of obstructions in medical tubes, reducing the need for surgical interventions. • Customizable ultrasonic frequency and power settings for tailored clinical applications. • Modular, replaceable cavitation wire with biocompatible materials and surface modifications enhances cavitation and mechanical disruption. • Optimized ultrasonic horn design ensures efficient energy transfer and resonance tuning for improved performance. • Extends the lifespan of nephrostomy tubes and other medical implants by preventing clogging and biofilm buildup. • Enables bedside or potential home use, decreasing hospital admissions and healthcare resource utilization. • Adaptable to a variety of medical tubes and retained implants, including ureteral stents and catheters.
Applications: • Clearing clogged nephrostomy tubes • Removing biofilm from catheters • Mobilizing retained ureteral stents • Fragmenting urinary tract stones • Clearing obstructions in medical drains
Intellectual Property Summary: Patent Pending
Stage of Development: TRL 3
Licensing Status: This technology is available for licensing.