Experience The Difference

The WalterLorenz® Surgical Assist Arm is a bionic, electromechanical arm that enables surgical site optimization. The surgical assist arm was created in collaboration with surgeons across multiple disciplines to facilitate improved surgical access, visualization, intervention, and efficiency in the OR. Scroll below to learn about the WalterLorenz arm's features and impact for surgeons, surgical staff, patients and hospitals.

Gold Winner for the Advanced Surgical Instruments category for the 2020 Edison Awards
  • flexibility icon

    Ultimate Flexibility

    • Shoulder, elbow and wrist joints mimic the human arm facilitating natural motions
    • 7 degrees of freedom offer maximum flexibility
  • strength icon

    Strength and Stability

    • Steady holding force achieved using bionic engineering
    • Instrument drift is minimized
  • ondemand icon

    On-Demand Adjustment

    • Rapidly position and adjust instruments with a powered button
    • One-handed operation
    • Secondary lock/unlock button at base of arm for surgical staff
  • compact icon

    Compact and Lightweight

    • Slender profile does not obstruct the operative field
    • Portable and lightweight at only 8 lbs
  • surgeon control icon

    Full Surgeon Control

    • Instrument positioning is controlled by the surgeon’s own hands
    • Dynamic range of retraction providing heavy tissue retraction as well as delicate tissue retraction
  • seamless icon

    Seamless Operating Room Integration

    • Self-contained unit with no air supply, gas cylinders, or external cords required
    • 8+ hour battery life and easy overnight charging
    • Sterile-packaged drape and button
    • Attaches to most bedrails with standard clamp and pole
  • reliable icon

    Reliable Operation

    • Retains locked/unlocked state in the event of a power outage
    • “Double Tap” button activation prevents spurious unlocking
  • instrument icon

    Instrument Adaptability

    • Unique quick-connector facilitates fast instrument swapping
    • General instrument holders adapt to most existing surgical instruments
  • versatility icon

    Maximum Versatility

    • Short and long arm lengths available to optimize reach and rigidity
    • Multiple Walter units work seamlessly together to create a bionic OR

Impact of the WalterLorenz Assist Arm

  • Surgeon

    • Surgeon controls exposure, visualization, and instrumentation
    • Reduce clutter and personnel in the operative field
    • Improve efficiency and overall experience
  • Healthcare Facility

    • Stay ahead of the curve with the latest “bionic operating room” technology
    • Reduce staffing burden at off-hours and on holidays
    • Faster OR turnaround
    • Potential to reduce staff downtime due to ergonomic injuries

    Read about Operating Room Safety.

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  • Operating Room Team

    • Minimizes ergonomic risks of holding instruments and retractors over extended time periods
    • Allows staff to prioritize tasks such as checking equipment, documentation, operating room prep, etc.
    • Provides better opportunities for residents to observe and learn
Walter Lorenz arm in use
Walter Lorenz surgical arm.

Surgery Assisting Technology Enabled Procedural Solutions

Healthcare organizations are challenged to frequently adapt to changing innovation, technology and service to optimize the patient journey and enhance health outcomes and efficiencies. Our WalterLorenz-Enabled Procedural Solutions compliment your current procedures – constantly evolving to help improve patient care, reduce costs, and enhance both outcomes and satisfaction.

We appreciate the unique approach a surgeon takes with every patient – every procedure. The WalterLorenz Surgical Assist Arm is thoughtfully designed to allow a multitude of instruments to be used depending on what the surgeon requires. Procedural solutions were designed in collaboration with a leading group of surgeons from multiple surgical specialties, whose unique insight and expertise was critical in helping ensure the surgical assist arm's value across a wide range of surgical disciplines and procedures.

To date, the WalterLorenz Surgical Assist Arm has already provided value across surgical specialties including, Spine, CMF, Cardiothoracic, Plastics, Joint Reconstruction, and more. The list is rapidly expanding as new surgeons and specialties are introduced to the surgical arm's wide applications. Listed below are a few examples of the WalterLorenz-Enabled Procedural Solutions.

About Zimmer Biomet

It's not just what we make. It's what we make possible.

Zimmer Biomet innovations help treat disorders of, or injuries to, the bones, joints, and supporting soft tissues. "Your Progress. Our Promise." This is our commitment to collaborate with healthcare professionals to advance the pace of innovation. Together, we allow millions of people to live better lives. It’s our promise to look beyond what’s possible now and discover what’s possible next and to help healthcare professionals and their patients progress to the next level. Every day, we focus on improving musculoskeletal healthcare.

It's all that we do. It's all we have ever done.

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