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The Sentec Digital Monitoring System (SDMS) - consisting of monitors, sensors, cables, accessories and disposables for sensor application/maintenance and PC-based software - is indicated for non-invasive patient monitoring of oxygenation and ventilation. The Sentec Digital Monitoring System is for prescription use only. Devices are non-sterile and non-invasive. The monitor is not in direct contact with the patient during monitoring. The V-Sign™ Sensor 2, the OxiVenT™ Sensor. the Ear Clip, the Multi-Site Attachment Rings, the Non-Adhesive Wrap, the Staysite™ Adhesive and the Contact Gel are in contact with the intact skin of the patient during monitoring.

Sentec's Digital Monitoring System is intended for the continuous and noninvasive monitoring of cutaneous carbon dioxide partial pressure (PCO2), cutaneous oxygen partial pressure (PC2), oxygen saturation (SpO2) and pulse rate (PR) in adult and pediatric patients as well as for PCO2 and PO2 monitoring in neonatal patients. The tCOM+ (REF 103164) is a portable, lightweight, stand-alone monitor with a convenient carrying handle and with an integrated calibration and storage facility for the V-Sign™ Sensor 2 or OxiVenT™ Sensor, respectively. It provides continuous and noninvasive PCO2, SpO2 and PR monitoring if used with a V-Sign™ Sensor 2 or PCO2, PO2, SpO2 and PR monitoring if used with a OxiVenT™ Sensor.

The SenTec Digital Monitoring System – consisting of the SenTec Digital Monitor (SDM), Sensors and Accessories - is indicated for continuous, noninvasive patient monitoring. The SenTec Digital Monitoring System is indicated for use in clinical and non-clinical settings such as hospital-type facilities, intra-hospital transport environments, clinics, physician offices, ambulatory surgery centers and - if under clinical supervision-home environments. The SenTec Digital Monitoring System is for prescription use only. The V-Sign Sensor 2, model VS-A/P/N, is indicated for use with the SenTec Digital Monitor when continuous, noninvasive monitoring of carbon dioxide tension, oxygen saturation, and pulse rate are required for adult and pediatric patients. In neonatal patients the use of V-Sign Sensor 2 is indicated for carbon dioxide tension monitoring only. The OxiVenT Sensor, model OV-A/P/N, is indicated for use with the SenTec Digital Monitor when continuous, noninvasive monitoring of carbon dioxide tension as well as oxygen saturation and pulse rate are required for adult and pediatric patients. In neonatal patients the use of OxiVenT Sensor is indicated for carbon dioxide and oxygen tension monitoring only. Oxygen tension monitoring is contraindicated for patients under gas anesthesia. SenTec's Ear Clip, model EC-MI, is intended for use with the V-Sign Sensor 2 when continuous, noninvasive carbon dioxide tension, oxygen saturation and pulse rate monitoring and with the OxiVenT Sensor when continuous, noninvasive carbon dioxide and oxygen tension monitoring as well as oxygen saturation and pulse rate monitoring are required. The Ear Clip is for single-patient use and is indicated to attach the V-Sign Sensor 2 or OxiVenT Sensor to the earlobe of the patient. The use of the Ear Clip is contraindicated for patients whose earlobes are too small to ensure adequate sensor application. SenTec's Multi-Site Attachment Rings, model MAR-SF and model MAR-MI, are intended to attach V-Sign Sensor 2 to conventional measurement sites for carbon dioxide tension monitoring when continuous, noninvasive carbon dioxide tension monitoring is required for adult, pediatic, and neonatal patients. The Multi-Site Attachment Rings, model MAR-SF and model MAR-MI, are intended to attach the OxiVenT Sensor to conventional measurement sites for carbon dioxide and/or oxygen tension monitoring when continuous, noninyasive carbon doxide and/or oxygen tension monitoring is required for adult, pediatric, and neonatal patients. If oxygen saturation and pulse rate monitoring are (additionally) required in adult and pediatric patients the Multi-Site Attachment Rings, model MAR-MI, are intended to attach the V-Sign Sensor 2 or the OxiVenT Sensor to the forehead, cheek, upper arm as well as on the back above the shoulder blade. The Multi-Site Attachment Rings, model MAR-MI, are for single use. SenTec's Staysite Adhesive pad for MAR, model SA-MAR, is an optional, single-use adhesive pad which is indicated for use with Multi-Site Attachment Rings, models MAR-MI and MAR-SF, if more secure attachment is required. The Staysite Adhesive pad for MAR, model SA-MAR, is for single use. V-STATS is an optional PC-based software which is indicated for use with the SenTec Digital Monitor (SDM) when remote monitoring and/ or trend reporting and statistical analysis of data measured by the SDM is required. V-STATS is not intended to provide diagnosis; it is intended to supplement and not to replace any part of the SDM monitoring procedures.

The SenTec Digital Monitoring System (SDMS) as listed under K101690 is a device consisting of a standalone monitor [SenTec Digital Monitor (SDM)], the digital sensors V-Sign™ Sensor (model VS-A/P) and its successor V-Sign™ Sensor 2 (model VS-A/P/N), connecting cables, and accessories for sensor application and maintenance. The SDMS is designed for the continuous and non-invasive monitoring of carbon dioxide partial pressure (PCO2), functional oxygen saturation (SpO2), and pulse rate (PR) using the ear lobe, forehead or cheek as monitoring site in adult and pediatric patients. It is furthermore designed for PCO2-only monitoring in adult, pediatric and neonatal patients using conventional PCO2 measurement sites. V-STATS™ is an optional PC software application for remote monitoring and/or trend reporting and statistical analysis of the data measured with the SDMS. The additions and expanded indications of the SenTec Digital Monitoring System (SDMS) introduced by this new 510(k) submission are summarized below: - This new 510(k) submission expands the intended use of the SDMS by introducing non- invasive, transcutaneous oxygen (tcPO2) by measuring the oxygen partial pressure (PO2) as new monitoring parameter to the SDMS. Introducing the tcPO2 parameter includes updated firmware versions of the existing SenTec Digital Monitor (SDM) and the introduction of a new digital sensor (OxiVenT™ Sensor, see below). - This new 510(k) submission introduces SenTec's OxiVenT™ Sensor, model OV-A/P/N. The - OxiVenT™ Sensor is a combined sensor for the continuous measurement of transcutaneous oxygen (tcPO2), as well as the previously cleared measurement of transcutaneous carbon dioxide (tcPCO2), oxygen saturation (SpO2) and pulse rate (PR). - V-Sign™ Sensor 2 (model VS-A/P/N) has been cleared under K101690. This new 510(k) submission expands the intended use by introducing new SpO2/PR measurement sites in adult and pediatric patients: Next to the already existing measurement sites on the forehead and cheek, new the upper arm and area on the back above the shoulder blade are added. - This new 510(k) submission expands the intended use of the Multi-Site Attachment Rings, models MAR-MI and MAR-SF, approved under K101690 and K071672. to attach the new OxiVenT™ Sensor to conventional measurement sites for carbon dioxide and/or oxygen tension monitoring when continuous, noninyasive carbon dioxide and/or oxygen tension monitoring is required for adult. pediatric, and neonatal patients. If oxygen saturation and pulse rate monitoring are (additionally) required in adult and pediatric patients the Multi-Site Attachment Rings, model MAR-SF and model MAR-MI, are intended to attach the V-Sign™ Sensor 2 or the new OxiVenT™ Sensor to the forehead, cheek, as well as the new pulse oximetry (SpO2/PR) measurement sites upper arm as well as on the shoulder blade. - This new 510(k) submission introduces the Staysite™ Adhesive pad (REF SA-MAR), an additional adhesive pad that can be used optionally if more secure attachment is required – the pad is attached on top off the Multi-Site Attachment Rings (MAR-SF/MI). - The V-STATS™ PC software for trend data reporting and remote monitoring (cleared in K101690) has been updated to version 4.00 in order to incorporate download and display of the new PO2 parameter. In total, the modifications, additions, and enhancements described above represent the step-wise evolution of the SenTec Digital Monitoring System (SDMS) to provide improved monitoring as well as expanded measurement and reporting capabilities. A traditional 510(k) has been selected instead of a special 510(k) because some of the changes affect the indications for use.

The SenTec Digital Monitoring System - consisting of the SenTec Digital Monitor (SDM), Sensors and Accessories - is indicated for continuous, non-invasive patient monitoring. The SenTec Digital Monitoring System is indicated for use in hospital-type facilities, intra-hospital transport environments, and - if under clinical supervision - home environments. The SenTec Digital Monitoring System is for prescription use only. V-Sign™ Sensor, model VS-A/P, and V-Sign™ Sensor 2, model VS-A/P/N, are indicated for use with the SenTec Digital Monitor when continuous non-invasive monitoring of carbon dioxide tension, oxygen saturation, and pulse rate are required for adult and pediatric patients. In neonatal patients the use of V-Sign™ Sensor and of V-Sign™ Sensor 2 is indicated for carbon dioxide tension monitoring only. SenTec's Ear Clip, model EC-MI, is intended for use with V-Sign™ Sensor or V-Sign™ Sensor 2 when continuous, non-invasive carbon, oxygen saturation and pulse rate monitoring are required. The Ear Clip is for single-patient use and is indicated to attach V-Sign™ Sensor or V-Sign™ Sensor 2 to the ear lobe of the patient. The use of the Ear Clip is contraindicated for patients whose earlobes are too small to ensure adequate sensor application. SenTec's Multi-Site Attachment Rings, model MAR-SF and model MAR-MI, are intended to attach V-Sign™ Sensor or V-Sign™ Sensor 2 to conventional measurement sites for carbon dioxide tension monitoring when continuous, non-invasive carbon dioxide tension monitoring is required for adult, pediatric, and neonatal patients. They are intended to attach the V-Sign™ Sensor 2 to the forehead or the cheek when continuous, non-invasive carbon dioxide tension, oxygen saturation, and pulse rate monitoring is required for adult and pediatric patients. The Multi-Site Attachment Rings, model MAR-MI, are for single use. SenTec's multi-compatible and reusable SpO2 Soft Sensors, models RSS-L, RSS-M and RSS-S, are indicated for use with the monitoring devices indicated in the respective sensor directions for use when continuous non-invasive monitoring of oxygen saturation, and pulse rate are required for patients weighing more than 20 kg. V-STATS™ is an optional PC-based software which is indicated for use with the SenTec Digital Monitor (SDM) when remote monitoring and/or trend reporting and statistical analysis of the data measured by the SDM is required. V-STATS™ is not intended to provide diagnosis, it is intended to supplement and not to replace any part of the SDM monitoring procedures. Caution: Federal law restricts this device to sale by or on the order of a physician.

The SenTec Digital Monitoring System (SDMS) as listed under K071672 is a device consisting of a standalone monitor [SenTec Digital Monitor (SDM)], a digital sensor [V-Sign™ Sensor (model VS-A/P)], connecting cables, and accessories for sensor application and maintenance. The SDMS is designed for the continuous and non-invasive monitoring of carbon dioxide partial pressure (PCO2), functional oxygen saturation (SpO2), and pulse rate (PR) using the ear lobe as monitoring site in adult and pediatric patients. It is furthermore designed for PCO2-only monitoring in adult, pediatric and neonatal patients using conventional PCO2 measurement sites. This new 510(k) introduces the following additional features/functions to the SDMS: - V-Sign™ Sensor 2 (model VS-A/P/N) [successor of V-Sign™ Sensor (model VS-A/P) with improved embedded hardware/software] for PCO2, SpO2, PR monitoring using the ear lobe, the forehead or the check as monitoring site in adult and pediatric patients as well as for PCO2-only monitoring in adult, pediatric and neonatal patients using conventional PCO2 measurement sites - SpO2 Soft Sensor (models RSS-L, RSS-M, RSS-S) with the SpO2 Adapter Cable (model SC-XX; where XX=150, 250, or 750) for continuous and non-invasive SpO2/PR monitoring in patients weighing more than 20 kg. These conventional oximetry sensors, which are applied to a patient's digit, must be connected to the SDM by using the new SpO2 Adapter Cable. - V-STATS™, an optional PC software application for remote monitoring and/or trend reporting and statistical analysis of the data measured with the SDMS. This new 510(k) furthermore introduces the following modifications/enhancements: - Modified intended use for the Multi-Site Attachment Rings: In K071672 the Multi-Site Attachment Rings (model MAR-MI, formerly designated MAR-A/P; and model MAR-SF, formerly designated MAR-A/P/N) were listed for continuous and non-invasive PCO2-only monitoring. This new 510(k) submission expands the intended use for both models to additionally include continuous and noninvasive SpO2 and PR monitoring if V-Sign™ Sensor 2 (model VS-A/P/N) is applied to the forehead or cheek of adult or pediatric patients. In K071672 the Multi-Site Attachment Ring (model MAR-MI) was listed for use in adult and pediatric patients. This new 510(k) submission expands the intended use for the Multi-Site Attachment Ring (model MAR-MI) to additionally include the neonatal population. Proposed labeling states that model MAR-MI can be used for patients with mature and intact skin, whereas for patients with sensitive/fragile skin model MAR-SF must be used. - Modified firmware for the SenTec Digital Monitor: the modified firmware of the SDM introduces an expanded sensor temperature / site time management two new monitoring parameters (Pulsation expanded benser comports the new sensors being introduced with introduced with this new 510(k).

The SenTec Digital Monitoring System – consisting of the SenTec Digital Monitor (SDM), the V-Sign™ Sensor and Accessories - is indicated for continuous, non-invasive patient monitoring. The SenTec Digital Monitoring System is indicated for use in hospital-type facilities, intra-hospital transport environments, and - if under clinical supervision - home environments. The SenTec Digital Monitoring System is for prescription use only. The V-Sign™ Sensor, model VS-A/P, is indicated for use with the SenTec Digital Monitor when continuous non-invasive monitoring of carbon dioxide tension, oxygen saturation, and pulse rate are required for adult and pediatric patients. In neonatal patients the use of the V-Sign™ Sensor is indicated for carbon dioxide tension monitoring only. SenTec's Ear Clip, model EC-A/P, is intended for use with the V-Sign™ Sensor when continuous, noninvasive carbon dioxide tension, oxygen saturation and pulse rate monitoring are required. The Ear Clip is for single-patient use and is indicated to attach the V-Sign™ Sensor to the ear lobe of the patient. The use of the Ear Clip is contraindicated for patients whose ear-lobes are too small to ensure adequate sensor application. SenTec's Multi-Site Attachment Ring, model MAR-A/P/N, is intended for use with the V-Sign™ Sensor when continuous, non-invasive carbon dioxide tension monitoring is required for adult pediatric, and neonatal patients. The Multi-Site Attachment Ring, model MAR-A/P/N, is for single use and is indicated to attach the V-Sign™ Sensorto conventional measurement sites for carbon dioxide tension monitoring, SenTec's Multi-Site Attachment Ring, model MAR-A/P, is intended for use with the V-Sign™ Sensor when continuous, non-invasive carbon dioxide tension monitoring is required for adult and pediatric patients. The Multi-Site Attachment Ring, model MAR-A/P, is for single use and is indicated to attach the V-Sign™ Sensor to conventional measurement sites for carbon dioxide tension monitoring.

The SenTec Digital Monitoring System (SDMS) is a device consisting of a stand-alone monitor, a digital sensor, a connecting cable, and accessories for sensor application and maintenance. The SDMS is designed for the continuous and non-invasive monitoring of carbon dloxide partial pressure (PCO2), functional oxygen saturation (SpO2) and pulse rate (PR), using a single, digital sensor (V-Sign™ Sensor) applied to the ear lobe with the SenTec Ear Clip. This new 510(k) adds two new Multi-Site Attachment Rings for PCQ2 monitoring only, applied to a conventional PCO2 measurement site: - MAR-A/P/N for adult, pediatric and neonatal patients . - MAR-A/P for adult and pediatric patients The monitoring features of the SDMS are unchanged The Multi-Site Attachment Rings consists of a round adhesive pad integrated with a snap ring. The adhesive pad attaches to the patient's skin at the measurement site and the snap ring captures the V-Sign™ Sensor while permitting rotation and removal/reinsertion of the ring is prepared for application by removing an adhesive liner film.