Designing Reusable Powered Surgical Tools for the Modern Sanitization Process

The sanitization process for reusable surgical instruments and hand tools requires a multi-step procedure designed to ensure their safe use on patients, adhering to stringent standards. At first, visible particles and debris are removed through manually rinsing with water, special detergents (either enzymatic or neutral), and cleaning brushes. This is followed by deep disinfection or sterilization to eliminate non-visible bacteria and microorganisms, utilizing methods such as ultrasonic cleaning, thermal disinfection, and alternating high-low pressure steam baths. These steps are crucial to maintaining the sterility and functionality of surgical tools, ensuring patient safety and compliance with healthcare regulations.

In the continuous quest for efficiency in hospital operating rooms, the modernization and optimization of processes have become paramount. This includes automating manual tasks and eliminating non-value-added steps that could be encountered from the initial washing to the final presentation of the surgical tools at the operating room for the surgery team to use. Automated washers and optimized tray layouts are significant contributors to this effort. However, a notable challenge sometimes encountered with automated washers is the use of alkaline detergents during the high-temperature steam cleaning.

Challenges for Miniature Motors and Electronics
While automated washers achieve exceptional hygiene and process efficiency, they can expose powered hand tools with motors and electronics to harsh conditions, potentially affecting their longevity and performance.

The use of steam combined with high pH (alkaline) detergents in these washers introduces significant risks, including corrosion of internal components, degrading lubricants, and damaging seals, leading to increased friction and wear in bearings and other rotating parts. Electronics, wiring, and connectors are also vulnerable under these conditions by introducing risks of short circuits and degraded insulation.

Design for Durability
Through decades of experience supporting diverse surgical applications, Portescap has acquired a comprehensive knowledge about failure modes resulting from harsh environments. With an emphasis on critical issues such as, selection of seals, bearings, and lubrication, encapsulation of windings, stators, and electronics, comprehensive electromechanical designs and, performing thorough in-house testing.

These practices collectively result in proven designs capable of enduring the most demanding environments of autoclaves, washing, and saline exposure. Portescap's commitment to continuous improvement and their breadth of application know-how enable them to offer custom-engineered motion-control solutions tailored to a wide range of performance needs, ensuring optimal functionality and longevity in various medical devices.

Contact us here to help you optimize the perfect motion solution for your powered surgical hand tools. Explore our entire product portfolio of Surgical Motor Solutions today!