

A leading manufacturer of mechanical thrombectomy devices required a high-speed DC motor for a new brain clot removal device. Precision and reliability are crucial due to the fatal potential of brain clots. The device operates by spinning a wire at high speed to break up the clot, followed by vacuum aspiration to remove it from the bloodstream. The motor must adapt its speed to the specific requirements of each clot removal.
The Portescap 16N78 brush DC coreless motor was selected for its ability to efficiently run at high speeds, essential for effective wire rotation to break up clots quickly. Its high efficiency allows operation at low voltages, minimizing battery size and improving the ergonomics of the handpiece. The motor's high power density ensures sufficient torque throughout the procedure.
The 16N78 motor's speed, power, and reliability facilitated the creation of an efficient, lightweight device that meets the critical requirements of thrombectomy procedures.
APPLICATION PROFILE MECHANICAL THROMBECTOMY - CLOT REMOVAL DEVICE A leading manufacturer of mechanical devices needed a high-speed DC motor to power a new device to remove clots in the brain. Since brain clots can be fatal, motor precision and reliability are key to the optimal outcome for the patient. To remove a clot, the device first spins a wire at high speed to break up the clot, then vacuum aspirates it out of the bloodstream. The device motor must operate at speeds based on the specific requirements needed to remove the individual clot. Portescap’s 16N78 brush DC coreless motor was chosen because it can run efficiently at high speeds, which is critical to providing the proper wire rotation needed to quickly break up the clot. The high efficiency of the coreless motor enables the 16N78 to operate at low voltages to minimize battery size. A smaller battery reduces the handpiece footprint • Ironless construction to improve the ergonomics for the operator. High-power motor density • Neodymium magnet for high performance ensures adequate torque production throughout the procedure. • High power density package The 16N78’s speed and power, coupled with the reliability of a • Precious metal commutation Portescap design, enabled the manufacturer to produce an • Compact Brush DC motor design efficient and lightweight device that successfully meet the critical requirements of the thrombectomy procedure. Application Assistance Complete list of global sales offices: portescap.com/en/contact-portescap Motor Highlights • REE windings to reduce electro e
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