Thyroid Surgery

Neuromonitoring in thyroid surgery

Every year, more than 25,000 thyroid surgeries take place in the United Kingdom, highlighting the need to safeguard over 25,000 vocal cord nerves from potential injury.

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The Situation

Functionality

Pathological alterations in thyroid glands or tissue scarring due to multiple surgeries can alter the anatomical position of nerves, presenting a challenge to surgeons, especially those with limited experience. There’s a heightened risk of paresis in the vocal cord nerve, the laryngeal recurrent nerve, which can significantly impact the patient’s quality of life.

As a result, intraoperative neuromonitoring (IONM) has emerged as an essential tool in modern thyroid surgery over the past 15 years.

The crucial role of neuromonitoring in thyroid surgeries

The recurrent laryngeal nerve plays a critical role in vocal cord function and lies close to the thyroid, making it vulnerable during thyroid surgery. Neuromonitoring during these procedures, particularly for recurrent laryngeal nerve function, is crucial for reducing the risk of nerve injury, preserving vocal cord function, and enhancing overall surgical outcomes. It serves as a valuable tool to improve the precision and safety of thyroid surgery.

Intraoperative neuromonitoring

Functionality

Intraoperative neuromonitoring involves transmitting small electrical impulses to the nerve using specialized stimulation probes. The intact nerve carries the stimulation to the vocalis muscle, where electromyography measures the resulting muscle action potential, converting it into visual or auditory signals.

Stimulating the vagus nerve enables monitoring of the laryngeal recurrent nerve’s function along its entire length. A single stimulation before and after thyroid resection is sufficient for monitoring purposes.

Continuous neuromonitoring

for ongoing monitoring of the recurrent laryngeal nerve

With continuous stimulation of the vagus nerve seamlessly integrated into the background, surgeons can detect critical signal changes, such as strain on the recurrent laryngeal nerve, before they escalate. Surgeons also have the option to view long-term trend lines of critical parameters like amplitude and latency. Post-operatively, new situations encountered during surgery can be analysed and compared to other cases using saved recorded signals.

Pre-programmed beeps provide alerts, enabling the surgical team to swiftly respond to critical neural function changes.

Essential parts of neuromonitoring systems

Saxophone Electrode

Permanent vagus nerve stimulation

Experience unparalleled safety with our saxophone electrode, designed for continuous monitoring of the recurrent laryngeal nerve. Our innovative approach enables continuous stimulation of the vagus nerve, offering added safety for repetitive surgeries.

The saxophone electrode’s unique design perfectly encapsulates the nerve, ensuring optimal adaptation to anatomical structures. Its flexible and open design, along with integrated electrodes, eliminates the risk of nerve compression. Yet, it provides ample coverage to ensure reliable stimulation and stable neuronal signals.

Electrode Tube

Streamlined intubation and lead placement in one step

Our cutting-edge technology saves precious time by eliminating the need for individual electrode application.

Featuring extended conductive contact surfaces, our electrode tube offers exceptional position tolerance while remaining flexible throughout. Positioning an electrode on the vocal cords has never been simpler.

Tube Electrode

Vocalis muscle signal acquisition

Enhancing our adhesive tube electrode, a trusted solution for over a decade, we’ve introduced significant improvements. Featuring numbered application papers, a cuff distance marker, a printed centre line, and extended contact surfaces, these refined details enhance usability. Our tube electrode is compatible with tubes of various diameters, ensuring versatility.

Stimulation Probe

Electric stimulation of nerves and neuronal structures

Choose from Bipolar or Monopolar, Fork-tipped, Ball-tipped, we offer a variety of probes tailored to your needs. We’re here to guide you through the benefits and usage of each type.

Our comprehensive range caters to almost every scenario, with stimulation probes crafted with ergonomic precision.

Crafted in Germany with meticulous attention to detail by Dr. Langer Medical, ensuring quality you can trust.

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