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Oxygen monitoring during anesthesia remains fundamental to patient safety regardless of how medical standards have evolved over time. The American Society of Anesthesiologists (ASA) Standards for Basic Anesthetic Monitoring states that oxygen analyzers shall be positioned in the breathing circuit to monitor the concentration delivered to patients.1 The oxygen analyzer serves as one of the most important monitors on an anesthesia workstation, providing essential protection against potentially catastrophic hypoxic gas delivery.2,3 However, the effectiveness of safety measures depends heavily on the accuracy, reliability, and response time of the oxygen concentration measurements. The necessity for high-performance monitoring becomes particularly evident in dynamic clinical scenarios requiring precise oxygen adjustments, such as during hypotension, intraoperative bleeding, specialized surgical positioning, or airway procedures. In these situations, even minor limitations in monitoring capability can lead to hypoxemia, a leading cause of morbidity and mortality during surgical procedures, making accurate and responsive oxygen concentration monitoring a critical safeguard for patient outcomes.4
Recognizing the vital importance of precise oxygen monitoring, Cubic, an international manufacturer of advanced gas sensors and gas analyzers, has leveraged its mature technology platform of Tunable Diode Laser Absorption Spectroscopy (TDLAS) to develop the innovative compact oxygen gas sensor, Gasboard-2512, with ultra-high selectivity, millisecond-level of response time, and calibration-free stability, particularly suitable for anesthesia oxygen monitoring.
Utilizing the highly selective molecular gas analysis principle of TDLAS, Gasboard-2512 achieves exceptional oxygen concentration measurement accuracy without interference from other gases, water vapor, or dust particles in the environment. To further enhance the measurement reliability in clinical settings, it incorporates sophisticated temperature compensation algorithms, thereby maintaining high accuracy and exceptional stability across the wide range of environmental conditions. With a rapid response time of less than 200 milliseconds, Gasboard-2512 delivers real-time monitoring of oxygen concentration and enables immediate detection of abnormal fluctuations during critical phases of anesthesia, providing healthcare professionals with crucial information when time-sensitive decisions are essential.
Designed specifically for anesthesia applications, Gasboard-2512 features a compact form factor that facilitates seamless integration into existing anesthesia machines while minimizing power consumption. Its modular design with mounting brackets allows for straightforward installation into medical equipment without requiring significant modifications to existing systems.
Unlike electrochemical and paramagnetic sensors commonly used in anesthesia machines, TDLAS technology-based Gasboard-2512 offers distinct advantages. Specifically, electrochemical sensors present significant limitations including limited life span, degradation over time with sensitivity drift, and cross-sensitivity to other gases resulting in erroneous readings. In contrast, Gasboard-2512 provides long-term stability and ultra-high selectivity for oxygen measurement without requiring routine calibration procedures or periodic replacement. Paramagnetic sensors, while excellent in precision, are sensitive to vibration and position changes. The inherent stability of TDLAS technology ensures Gasboard-2512 delivers reliable performance even in dynamic clinical environments with equipment movement and operational disturbances.
By combining its superior accuracy, exceptional stability, and minimal maintenance requirements, Gasboard-2512 offers an innovative solution for healthcare professionals seeking to elevate patient safety standards in anesthesia practice.
As the healthcare industry continues to evolve, the demand for increasingly precise and sophisticated measurement solutions is poised to grow exponentially. Cubic remains steadfast in its commitment to advancing the development of innovative, intelligent, and diverse gas sensing solutions for the medical and healthcare industry, offering superior options to meet the ongoing needs of the global healthcare market and contributing to the ongoing revolution in patient safety during anesthesia procedures.
References:
1.Standards for basic anesthetic monitoring. (n.d.). https://www.asahq.org/standards-and-practice-parameters/standards-for-basic-anesthetic-monitoring
2.Cooper, J. B., Newbower, R. S., & Kitz, R. J. (2002). An analysis of major errors and equipment failures in anesthesia management: Considerations for prevention and detection. Anesthesiology, 97(1), 34-42. https://doi.org/10.1097/00000542-200207000-00007
3.Mehta, S. P., Eisenkraft, J. B., Posner, K. L., & Domino, K. B. (2013). Patient injuries from anesthesia gas delivery equipment: A closed claims update. Anesthesiology, 119(4), 788-795. https://doi.org/10.1097/ALN.0b013e31829b36af
4.Ehrenfeld, J. M., Funk, L. M., Van Schalkwyk, J., Merry, A. F., & Sandberg, W. S. (2010). The incidence of hypoxemia during surgery: Evidence from two institutions. Canadian Journal of Anesthesia, 57(10), 888-897. https://doi.org/10.1007/s12630-010-9369-8
