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Patient Positioning

TruPose Head Adjuster Enable precise 6DoF head positioning for Bore-Linacs

TruPose™ Head Adjuster, a bore-linear accelerator (linac) specific head adjuster system is designed to enhance patient positioning by enabling precise six degrees of freedom (6DoF) corrections using visual feedback from surface-guided radiation therapy (SGRT) system. Consisting of an indexable base plate and various head plate configurations, it fits used thermoplastic mask and head support systems.

TruPose™ Head Adjuster Overview

TruPose™ Head Adjuster, a bore-linear accelerator (linac) specific head adjuster system is designed to enhance patient positioning by enabling precise six degrees of freedom (6DoF) corrections using visual feedback from surface-guided radiation therapy (SGRT) system. Consisting of a head plate connected to an indexable base plate, it fits widely-used thermoplastic mask and head support systems.

The TruPose Head Adjuster allows the radiation therapist to correct rotational errors by rotating adjustment knobs corresponding to the pitch, roll and yaw axes using Surface Guided RT (SGRT) systems.

Adjust Without 6DoF

Easily correct pitch, roll and yaw rotational errors to fine tune patient positioning with color-coded adjustment knobs.

Head and neck and intracranial stereotactic radiation therapy requires a secure and precise patient setup. Further, multiple met single isocenter stereotactic treatment techniques are sensitive to rotational errors. While patient positioning setup and corrections are typically done by 6DoF robotic couch, this is not available for every linac.

Versatile and User-Friendly

  • Compatible with widely used thermoplastic mask system:
    • Type-S, ORFIT 3-Point, Macromedics DSPS
  • Lightweight, compact and easy to handle. Compatible with bore-type linacs. (Varian Halcyon, Ethos, and Accuray Radixact)
  • Intuitive and easy to use with large, ergonomic, color-coded adjustment knobs.

SGRT Precision

Leverage real-time SGRT precision to ensure accurate and efficient SRS/SRT patient setup, reducing uncertainties and enhancing treatment confidence.

Keep Treatments on Track

Correct patient setup errors by adjusting pitch, roll and yaw axes with live feedback via SGRT systems. This workflow reduces user variability, increases efficiency and decreases patient time on the treatment couch.

Product Highlights

  • Compatible with all SGRT systems.
  • Efficient and precise additional 3DoF for pitch, roll, and yaw rotational positioning correction.
  • Bore-linac compatible (Varian Halcyon, Ethos, and Radixact)
  • Compatible with most widely available open-face thermoplastic mask systems.
  • Therapist friendly – intuitive, lightweight and compact.
  • Repeatable setup with standard two-pin indexing bar.

Features

  • Additional 3DoF (pitch, roll and yaw adjustment)
  • Point of rotation at base of neck
  • Configurable to be compatible for various widely used thermoplastic mask systems.
  • Compatible with bore-type linac – Varian Halcyon and Ethos
  • Lightweight and compact –therapist friendly
  • Intuitive, easy to use – large, ergonomic, color-coded adjustment knobs

Specifications

  • Dimensions
    545 x 345 x 140mm
  • Static* Weight
    3.5kg
  • Material
    Carbon Fiber
  • Maximum Load on Head Plate
    15kg
  • Supported Thermoplastic Mask System**
    S-type (various, Orfit 3 point, Macromedics DSPS
  • Couchtop Interface
    Via standard two-pin indexing bar
  • *Optional accessory for molding thermoplastic mask and CT simulation only
  • **One variant of TruPose Head Adjuster for each mask system.

Webinars

    Register
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    Jun 12th, 2025 / 3DoF Precision for Intracranial SRS – Introducing the TruPose™ Head Adjuster

    Meet the newest advancement in patient positioning for intracranial SRS – the TruPose™ Head Adjuster that enables 6DoF of freedom. With an additional 3DoF of head adjustment for pitch, roll, and yaw, this innovative device ensures precise patient alignment and faster setup times for SRS treatments on bore-based linacs like Varian Halcyon, Ethos and Accuray Radixact. Join us to explore how you can expand the functionality of your existing SGRT system with this intuitive and lightweight head adjuster for enhanced treatment precision.

    Register

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