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The ProHensor® VCAL™

Modular Auto-Lock Device

A New Category

Precision Control. Secure Auto-Lock.

Meet the ProHensor® VCAL™

Meet the ProHensor VCAL

Auto-Locking with User-Release

• Automatic locking holds when you need it
• Maintains hold without continuous cable tension
• User-actuated unlock supports controlled release
• Designed to support sustained tasks with reduced fatigue

Intuitive Grip Control

  • Mechanical operation with controlled grip modulation
  • Strong proprioceptive feedback through cable tension
  • Squeeze as firm as you want to grip

Three Grip Modes

  • Functional wide 3" and narrow 1.25" grasps
  • Split-hook finger shape for versatile task handling
  • Spring-return opening for reliable release
  • Includes a non-locking mode for repetitive tasks

Built to Last

  • Heavy-duty construction with light weight materials
  • Clinic-serviceable design
  • Designed for consistent performance
  • Body-powered: no electronics, no powered components

Modular & Serviceable

• Supports maintenance without replacing the entire device
• Designed to minimize downtime
• Supports device longevity

Prosthetist Friendly

  • Standard ½–20 UNF wrist compatibility
  • No extra cables. No extra harnesses.
  • Compatible with standard body-powered equipment

The Heart of the ProHensor® VCAL™

LockCore prosthetic component shown on a clean background emphasizing its locking mechanism design

LockCore™

It's the reason you can lock your grip and let the cable go slack. It holds. You work.

The ProHensor® VCAL™

Heavy-Duty Voluntary-Closing Auto-Locking Terminal Device

Product Overview

The ProHensor® VCAL™ is a heavy-duty mechanical voluntary-closing auto-locking terminal device for upper-limb amputees using standard body-powered prosthetic systems. It provides proportional grip force through cable tension, integrated auto-locking hold through the LockCore™ mechanism, and user-actuated release for controlled function in daily and occupational tasks.

The ProHensor® VCAL™ contains no electronics and no powered elements. It is designed to maintain hold without continuous cable tension and to support in-clinic serviceability through its modular LockCore™ cartridge and replaceable fingers.

The ProHensor® VCAL™ is FDA Registered and CE Marked.

  • Intended Use

    For upper-limb amputees using compatible body-powered prosthetic systems who require reliable mechanical grasping, proportional voluntary-closing control, and the ability to maintain hold without continuous cable tension during daily living, home, work, and active-use tasks.

  • Ordering Information

    Product Name: ProHensor® VCAL™
    Suggested HCPCS Code: L7499
    Manufacturer: Marins Inc., Georgetown, DE, USA

  • Contact

    Marins Inc.

    Admin@MarinsMed.com

    1-424-2MARINS

ProHensor® VCAL™ is FDA Registered and CE Marked