• ternimed@droh.de
  • Online discount | 1% generally - 2% from 500 € order value
  • Low shipping costs within the EU
  • ternimed@droh.de
  • Online discount | 1% generally - 2% from 500 € order value
  • Low shipping costs within the EU

IONM accessories comprise the components used for stimulation, recording, and signal transmission in intraoperative neurophysiological monitoring (IONM). Typical applications include nerve function monitoring in neurosurgery, spinal surgery, ENT surgery, and thyroid surgery. The focus is on reproducible contact conditions, low susceptibility to artifacts, and robust connection technology for use in the operating room.

The product range includes bipolar and monopolar stimulation probes, subdermal needle electrodes, surface electrodes, and connecting and adapter cables. Depending on the design, materials such as stainless steel, tempered conductor materials, biocompatible plastics, and insulating silicone and polymer coatings are used. Key technical parameters include a defined contact geometry at the stimulation tip, mechanical stability of the shaft, and reliable electrical insulation. For recording, low and stable contact resistance is crucial, as unstable contacts promote motion artifacts and interference. Color coding, clear channel assignment, and strain relief ensure reliable handling in the operating room.

Further description

Benefits for Users

Clinical users benefit primarily from procedural advantages. Standardized connection concepts reduce changeover times and the risk of incorrect insertion. Ergonomic probe shapes and suitable shaft lengths facilitate targeted stimulation, even in deep surgical fields. Robust cables, defined contact surfaces, and artifact-free signal transmission support reliable interpretation of the recordings. This creates the technical prerequisite for consistently acquiring neurophysiological signals in the operating room without drawing conclusions about clinical outcomes or therapeutic effects.

Compatibility and Application

IONM accessories are typically designed for common IONM systems and stimulators. In practice, connector standards, pin assignments, cable lengths, and the mechanical routing of the cables are crucial for stable signal transmission. For stimulation probes, bipolar designs are common for focused stimulation, while monopolar variants are used in specific scenarios. Subdermal needle electrodes and surface electrodes are used to record motor and sensory responses, for example, as part of EMG or evoked potentials within the IONM workflow. Unless otherwise indicated, single-use products must be disposed of after use. Reuse or reprocessing is only permitted for components explicitly marked as reusable and exclusively in accordance with the manufacturer's instructions.

Safety and Regulations

IONM accessories are intended for professional use. They are medical devices or medical device accessories with CE marking in accordance with Regulation (EU) 2017/745 (MDR), depending on the product classification and the manufacturer's intended purpose. For electrical safety, the respective manufacturer's specifications regarding applicable standards and testing are authoritative. In the operating room, hygienic requirements, a dry and strain-relieved connector, and artifact-free cable routing must be observed. To avoid technical artifacts, proper grounding and monitoring of contact conditions are recommended.

Contact & FAQ – Frequently Asked Questions about IONM Accessories

Contact

Our expert team is happy to assist you with any questions regarding application, compatibility, or a specific product.

For initial contact, please write to ternimed@droh.de.

You will receive a qualified response promptly.

FAQ – Frequently Asked Questions about IONM Accessories

What are the differences between bipolar and monopolar stimulation leads?

Bipolar leads apply the stimulus between two closely spaced poles, enabling focused stimulation. Monopolar leads operate with one active pole and a separate reference, which can be advantageous in certain anatomical situations but requires stable referencing.

How can I tell if a product is intended for single use or reuse?

The manufacturer's intended use and labeling are decisive. Single-use products must be disposed of after use. Reuse products may only be reused according to the manufacturer's instructions and a validated reprocessing procedure.

How can the susceptibility to artifacts in the operating room be reduced?

Proper grounding, strain-relieved cable routing, dry connectors, and stable contact conditions are essential. Movement and loose connections increase the risk of interference.

Which connectors are particularly relevant for IONM accessories?

The connector standard, pin assignment, and mechanical compatibility with the IONM system used, as well as with the stimulator, amplifier, and accessory cables, are crucial. Color coding facilitates unambiguous channel assignment.

Can IONM accessories also be used in EMG or evoked potential workflows?

Many recording electrodes and cables can be used across neurophysiological workflows if the electrical specification and connector compatibility match the system in use. The specific allowed use is defined by the manufacturer documentation.

IONM Accessories