Back to Newsroom

Empowering Surgical Robotics with Micro Motors

February 22, 2024

In the dynamic landscape of modern medicine, technological advancements continue to redefine the boundaries of what's achievable in healthcare. One such innovation is the integration of miniature motors within surgical robotics, ushering in a new era of precision and efficiency in medical procedures. Portescap, a leading manufacturer of micro motors, plays a crucial role in advancing these surgical robotic systems.

Let’s explore how micro-motors empower surgical robots, as well as how Portescap’s advancements in micro-motion technology are enabling a wide range of movements and functionalities that were once beyond human capabilities.

Micro Motors for Surgical Robots

Miniature motors are the force that propels surgical robots to new heights, having significantly transformed the capabilities of these systems by allowing for unprecedented levels of dexterity, accuracy, and control during intricate procedures. Specific uses of micro motors in surgical robots include:

  • Precision at a Small Scale. Micro motors are the core of surgical robots and provide the necessary torque and precision required to maneuver robotic arms with remarkable finesse. They enable movements in multiple axes, mimicking the natural range of motion of a surgeon's hand but with enhanced stability and reduced tremor. The sophistication of these motors also allows for precise manipulation of surgical instruments, even in the most confined spaces within the human body. Whether it's delicate suturing, precise incisions, or complex maneuvers, these motors empower surgeons to perform tasks with unparalleled accuracy, minimizing tissue damage and optimizing recovery.
  • Enhancing Surgical Capabilities. The integration of miniature motors in surgical robotics is often combined with advanced imaging and sensing technologies. This augments a surgeon's abilities by offering magnified views and real-time feedback, enabling them to make informed decisions during procedures. Moreover, their compact size and low power consumption make them ideal for integration into minimally invasive surgical tools. Through tiny incisions, these motors facilitate the deployment of robotic instruments, reducing trauma, shortening recovery times, and mitigating the risks associated with traditional open surgeries.
  • Pioneering Future Innovations. The aim is to design even smaller and more powerful, micro-motors, paving the way for more sophisticated robotic systems capable of performing increasingly complex procedures with utmost precision. As these motors continue to evolve, the potential applications in healthcare are virtually limitless. From neurosurgery to microsurgery and beyond, the integration of these motors in surgical robotics holds the promise of revolutionizing medical practices, ultimately benefiting patients by improving outcomes and expanding the scope of what can be achieved in the operating room.

Advancements in Micro Motor Technology

Portescap's micro motors enable surgical robots to perform delicate and complex movements with utmost accuracy, and we continue to push the boundaries of what our motion technology – and, by extension, surgical robotics – can do. Key advancements include:

  • High Torque Density. Portescap's micro motors are designed to deliver high torque density, allowing for powerful yet compact robotic systems. This enables surgeons to perform intricate procedures with ease.
  • Precise Positioning. The precise positioning capabilities of Portescap's micro motors enable surgical robots to accurately manipulate surgical instruments, enhancing the surgeon's control and improving procedural outcomes.
  • Efficient Power Management. Portescap's micro motors are engineered to be energy-efficient, ensuring optimal power management for surgical robots. This efficiency translates to longer battery life and reduced downtime during procedures.
  • Quiet Operation. Designed to operate quietly, our micro motors minimize noise in the operating room. This contributes to a more comfortable environment for both the surgeon and the patient.


The surgical world has been radically transformed by the integration of high-performance micro motors into surgical robotics, with Portescap leading the way in delivering a wide range of micro motion solutions tailored specifically to meet the needs of surgical robotic systems. If you’re searching for a partner for your next surgical robot application, you’re in the right spot – reach out to our engineers here to start collaborating.