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The i-STAT CHEM8+ cartridge with the i-STAT 1 System is in the in vitro quantification of sodium, potassium, chloride, ionized calcium, glucose, blood urea nitrogen, creatinine, hematocrit, and total carbon dioxide in arterial or venous whole blood in point of care or clinical laboratory settings. Sodium measurements are used for monitoring electrolyte imbalances. Potassium measurements are used in the diagnosis and clinical conditions that manifest high and low potassium levels. Chloride measurements are primarily used in the diagnosis, monitoring, and treatment of electrolyte and metabolic disorders including, but not limited to, cystic fibrosis, diabetic acidosis, and hydration disorders. Ionized calcium measurements are used in the diagnosis and treatment of parathyroid disease, chronic renal disease and tetany. Glucose measurements are used in the diagnosis, monitoring, and treatment of carbohydrate metabolism disorders including, but not limited to, diabetes mellitus, neonatal hypoglycemia, and pancreatic islet cell carcinoma. Blood urea nitrogen measurements are used for the diagnosis, and treatment of certain renal and metabolic diseases. Creatinine measurements are used in the diagnosis and treatment of renal diseases, in monitoring renal dialysis, and as a calculation basis for measuring other urine analytes. Hematoorit measurements can aid in the determination and monitoring of normal total red cell volume status that can be associated with conditions including anemia and erythrocytosis. The i-STAT Hematocrit test has not been evaluated in neonates. Carbon dioxide measurements are used in the diagnosis, monitoring, and treatment of numerous potentially serious disorders associated with changes in body acid-base balance.

The i-STAT CHEM8+ test cartridge contains test reagents to analyze whole blood at the point of care or in the clinical laboratory for sodium (Na), potassium (K), chloride (CI), ionized calcium (iCa), glucose (Glu), blood urea nitrogen (BUN), creatinine (Crea), hematocrit (Hct), and total carbon dioxide (TCO2). The test is contained in a single-use, disposable cartridge. Cartridges require two to three drops of whole blood which are typically applied to the cartridge using a transfer device. The i-STAT 1 Analyzer is a handheld, in vitro diagnostic analytical device designed to run only i-STAT test cartridges. The instrument interacts with the cartridge to move fluid across the sensors and generate a quantitative result (within approximately 2 minutes). The i-STAT 1 System is comprised of the i-STAT 1 analyzer, the i-STAT test cartridges and accessories (i-STAT 1 Downloader/Recharger, electronic simulator and portable printer). The system is designed for use by trained medical professionals at the patient point of care or in the clinical laboratory and is for prescription use only.

The epoc® Blood Analysis System is intended for use by trained medical professionals as an in vitro diagnostic device for the quantitative testing of samples of heparinized or un-anticoagulated arterial, venous, or capillary whole blood in the laboratory or at the point of care. The Blood Gas Electrolyte and Metabolite (BGEM) Test Card panel configuration includes sensors that quantitate pH, pCO2, oO2, Sodium, Potassium, Ionized Calcium, Chloride, Total Carbon Dioxide, Glucose, Lactate, Blood Urea Nitrogen, Creatinine, and Hematocrit. pH, pCO2, pO2 (blood gases) measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of lifethreatening acid-base disturbances. Sodium and Potassium measurements from the epoc Blood Analysis System are treatment of diseases involving electrolyte imbalance. lonized Calcium measurements from the epoc Blood Analysis System are treatment of parathyroid disease, a variety of bone diseases, chronic renal disease and tetany. Chloride measurements from the epoc Blood Analysis System are used in the treatment of electrolyte and metabolic disorders. Total Carbon Dioxide measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of disorders associated with changes in body acid-base balance. Glucose measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of carbolism disorders, including diabetes mellitus and idiopathic hypodycemia, and of pancreatic islet cell tumors. Lactate measurements from the epoc Blood Analysis System are used to evaluate the acid-base status and are used in the diagnosis and treatment of lactic acidosis (abnormally high acidity of the blood), Blood Urea Nitrogen measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of certain renal and metabolic diseases. Creatinine measurements from the epoc Blood Analysis System are used in the diagnosis and treatment diseases and in monitoring renal dialysis. Hematocrit measurements from the epoc Blood Analysis System are used to distinguish normal states of blood volume, such as anemia and erythrocytosis.

The epoc® Blood Analysis System is an in vitro diagnostic device system for the quantitative testing of blood gases, electrolytes, and metabolites in venous, arterial, and capillary whole blood samples. The epoc® System is comprised of three (3) major subsystems: epoc® Host, epoc® Reader and epoc® BGEM Test Card. - epoc® Blood Gas Electrolyte Metabolite (BGEM) Test Card: single-use, device with . port for blood sample introduction which contains the sensor configurations for testing Sodium (Na+), Potassium (K+), Calcium (Ca++), Chloride (C)I-, pH, partial pressure of carbon dioxide (pCO2), partial pressure of oxygen (pO2), Glucose (Glu), Lactate (Lact), Creatinine (Crea), Hematocrit (Hct), Blood Urea Nitrogen (BUN) and Total Carbon Dioxide (TCO2). - . epoc® Reader: portable, battery-powered device component that measures electrical signals from the test card sensors during blood testing and transmits this sensor data wirelessly via Bluetooth to the epoc Host. - . epoc® Host: mobile computer-based device component for calculating test results from the sensor data sent by the epoc Reader and displaying these results on the graphical user interface. The epoc Host component can be physically connected to the Reader by a cradle component. The epoc Host also incorporates an internal laser barcode scanner for scanning patient and operator IDs. The epoc Host component currently runs on Microsoft® Windows Mobile 6.5 Operating System (OS).

The i-STAT CHEM8+ cartridge with the i-STAT 1 System is in the in vitro quantification of total carbon dioxide in arterial or venous whole blood in point of care or clinical laboratory settings. Carbon dioxide measurements are used in the diagnosis, monitoring, and treatment of numerous potentially serious disorders associated with changes in body acid-base balance.

The i-STAT CHEM8+ test cartridge contains test reagents to analyze whole blood at the point of care or in the clinical laboratory for total carbon dioxide (TCO2). The test is contained in a single-use, disposable cartridge. Cartridges require two to three drops of whole blood which are typically applied to the cartridge using a transfer device. The i-STAT 1 Analyzer is a handheld, in vitro diagnostic analytical device designed to run only i-STAT test cartridges. The instrument interacts with the cartridge to move fluid across the sensors and generate a quantitative result (within approximately 2 minutes). The i-STAT 1 System is comprised of the i-STAT 1 analyzer, the i-STAT test cartridges and accessories (i-STAT 1 Downloader/Recharger, electronic simulator and portable printer). The system is designed for use by trained medical professionals at the patient point of care or in the clinical laboratory and is for prescription use only.

The GEM Premier ChemSTAT is a portable critical care system for use by health care professionals to rapidly analyze lithium heparinized whole blood samples at the point of health care delivery in a clinical setting and in a central laboratory. The instrument provides quantitative measurements of Creatinine (Crea), Blood Urea Nitrogen (BUN) and Total Carbon Dioxide (tCO2) from arterial and venous heparinized whole blood. These parameters, along with derived parameters, aid in the diagnosis of a patient's acid/base status and metabolite balance. - · Creatinine (Crea) measurements are used in the diagnosis and treatment of renal diseases and in monitoring renal dialysis. - · Blood Urea Nitrogen (BUN) or urea measurements are used for the diagnosis, monitoring, and treatment of certain renal and metabolic diseases. - · Total carbon dioxide/tCO2 (also referred to as bicarbonate/HCO3-) is used in the diagnosis, monitoring, and treatment of numerous potentially serious disorders associated with changes in body acid-base balance.

The GEM Premier ChemSTAT is a portable system that analyzes arterial and venous lithium heparinized whole blood at the point of health care delivery in a clinical setting and in a central laboratory for Creatinine, BUN and tCO₂. All tests are included in a single self-contained, disposable GEM Premier ChemSTAT PAK (cartridge). Key Components: Analyzer: The GEM Premier ChemSTAT analyzer has the internal logic and processing power necessary to perform analysis. It employs a unique touch-sensitive color screen and a simple set of menus and buttons for user interaction. The analyzer guides operators through the sampling process with simple, clear messages and prompts. PAK (Cartridge): The disposable, multi-use GEM Premier ChemSTAT PAK is a completely closed cartridge that houses all components necessary to operate the instrument once the GEM PAK is validated. These components include the sensors, Process Control (PC) Solutions, sampler, and waste bag. The values of all PC Solutions are read from the GEM PAK Electronically Erasable Programmable Read Only Memory (EEPROM) chip. The components and processes used to manufacture the PC Solutions in the GEM PAK are traceable to National Institute of Standards and Technology (NIST) standards, Clinical & Laboratory Standards Institute (CLSI) procedures or other internal standards, where available and appropriate. The GEM Premier ChemSTAT PAK has flexible menus to assist facilities in maximizing efficiency. As part of this program, GEM ChemSTAT CVP (Calibration Valuation Products) are external solutions intended to complete the calibration process and final accuracy assessment of the iQM cartridge calibration following warm-up. Intelligent Quality Management (iQM): Intelligent Quality Management (iQM) is used as the quality control and assessment system for the GEM Premier ChemSTAT system. iQM is an active quality process control program designed to provide continuous monitoring of the analytical process before and after sample measurement with real-time, automatic error detection, automatic correction and automatic documentation of all corrective actions. iQM performs 4 types of continuous, quality checks to monitor the performance of the GEM PAK, sensors, and reagents throughout the cartridge use-life. These checks include System, Sensor, Pattern Recognition (PR) and Stability Checks.

1. VITROS Chemistry Products CI- Slides: Rx Only. For in vitro diagnostic use only. VITROS Chemistry Products Cl-Slides quantitatively measure chloride (Cl-) concentration in serum, plasma and urine using VITROS 250/350/5,1 FS and 4600 Chemistry Systems and the VITROS 5600/ XT 7600 Integrated Systems. Chloride measurements are used in the diagnosis and treatment of electrolyte and metabolic disorders such as cystic fibrosis and diabetic acidosis. 2. VITROS Chemistry Products ECO2 Slides: Rx Only. For in vitro diagnostic use only. VITROS Chemistry Products ECO2 Slides quantitatively measure total carbon dioxide (CO2) concentration in serum and plasma using VITROS 250/350/950/5,1 FS and 4600 Chemistry Systems and the VITROS 5600/ XT 7600 Integrated Systems. Bicarbonate/ carbon dioxide measurements are used in the diagnosis and treatment of numerous potentially serious disorders associated with changes in body acid-base balance. 3. VITROS Chemistry Products GLU Slides: Rx Only. For in vitro diagnostic use only. VITROS Chemistry Products GLU Slides quantitatively measure glucose (GLU) concentration in serum, plasma, urine, and cerebrospinal fluid using VITROS 250/350/5,1 FS and 4600 Chemistry Systems and the VITROS 5600/ XT 7600 Integrated Systems. Glucose measurements are used in the diagnosis and treatment of carbohydrate metabolism disorders including diabetes mellitus, neonatal hypoglycemia, and idiopathic hypoglycemia, and of pancreatic islet cell carcinoma.

The VITROS Chemistry MicroSlide range of products (in this case VITROS Chemistry Products Cl- Slides, VITROS Chemistry Products ECO2 Slides, and VITROS Chemistry Products GLU Slides), are combined with the VITROS XT 7600 Integrated System to perform the VITROS CI-, ECO2, and GLU assays.

The Blood Urea Nitrogen and Total Carbon Dioxide tests, as part of the epoc Blood Analysis System, is intended for use by trained medical professionals as an in vitro diagnostic device for the quantitative testing of samples of heparinized or un-anticoagulated arterial, venous or capillary whole blood in the laboratory or at the point of care. Blood Urea Nitrogen measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of certain renal and metabolic diseases. Total Carbon Dioxide measurements from the epoc Blood Analysis System are used in the diagnosis and treatment of disorders associated with changes in body acid-base balance.

The epoc Blood Analysis System is an in vitro diagnostic device system for the quantitative testing of blood gases, electrolytes, and metabolites in venous, arterial, and capillary whole blood samples. The epoc System is comprised of 3 major subsystems: epoc Host, epoc Reader and epoc BGEM Test Card. The main accessory used with the epoc System includes the epoc Care-Fill Capillary Tubes used to collect and introduce capillary blood samples into the epoc Test Card. The epoc Blood Analysis System was previously cleared for prescription use to quantitate pH, pCO2, pO2, Na, K, iCa, Cl, Glu, Lact, Crea, and Hct in arterial, venous, and capillary blood samples per k061597, k090109, k092849, k093297, and k113726. This premarket notification submission adds blood urea nitrogen (BUN) and total carbon dioxide (TCO2) quantitation to the epoc BGEM Test Card and Blood Analysis System.

Teco Carbon Dioxide Reagent Set is a device which is intended for measurement of Carbon Dioxide level in human serum, in vitro diagnostic use only. Test results may provide information regarding the status in the assessment of acid-base balance of metabolic alkalosis or respiratory acidosis.

Teco Carbon Dioxide Reagent Set is a single reagent kit. Reagent contains Good's buffer, phosphoenolpyruvate (PEP), phosphoenolpyruvate carboxylase (PEPC), malate dehydrogenase (MDH), magnesium ions, NADH analog, nonreactive stabilizer, preservative, and Buffer. Approximately 90% of carbon dioxide present in serum is in the form of bicarbonate. The measurement of bicarbonate is useful in the assessment of disturbances of acid-base balance resulting from metabolic or respiratory causes.

For the quantitative in vitro determination of Carbon Dioxide in serum and plasma. Carbon Dioxide measurements are used in the diagnosis and treatment of numerous potentially serious disorders associated with changes in body acid-base balance. This in vitro diagnostic device is intended for Rx Only.

The Liquid CO2-2 (LCO2-2) kit assay consists of ready to use reagent solutions.

The S TEST Reagent Cartridge Carbon Dioxide (CO2) is intended for the quantitative determination of carbon dioxide concentration in serum or lithium heparin plasma using the HITACHI Clinical Analyzer E40. Carbon dioxide measurements are used in the diagnosis and treament of numerous potentially serious disorders associated with changes in body acid-base balance. The S TEST Reagent Cartridge Carbon Dioxide (CO2) is intended for use in clinical laboratories or physician office laboratories. For in vitro diagnostic use only.

The Hitachi Clinical Analyzer is an automatic, bench-top, wet chemistry system intended for use in clinical laboratories or physician office laboratories. The instrument consists of a desktop analyzer unit, an operations screen that prompts the user for operation input and displays data, a printer, and a unit cover. The analyzer unit includes a single probe, an incubation rotor, carousels for sample cups and reagent cartridges, and a multi-wavelength photometer. The single-use reagent cartridges may be placed in any configuration on the carousel, allowing the user to develop any test panel where the reagent cartridges are available. The S TEST reagent cartridges are made of plastic and include two small reservoirs capable of holding two separate reagents (R1 and R2), separated by a reaction cell/photometric cuvette. The cartridges also include a dot code label that contains all chemistry parameters, calibration factors, and other production-related information, e.g., expiration dating. The dimensions of the reagent cartridges are: 13.5 mm (W) × 28 mm (D) × 20.2 mm (H). System operation: After the sample cup is placed into the carousel, the analyzer pipettes the sample, pipettes the reagent, and mixes (stirs) the sample and reagent together. After the sample and reagent react in the incubator bath, the analyzer measures the absorbance of the sample, and based on the absorbance of the reactions, it calculates the concentration of analyte in the sample. The test system can measure analytes in serum or plasma and results are available in approximately 15 minutes per test. This submission is for Reagent Cartridge Carbon Dioxide.

AU Bicarbonate reagent is intended for the quantitative determination of Bicarbonate in human serum and plasma on Beckman Coulter AU analyzers. Bicarbonate measurements are used in the diagnosis and treatment of numerous potentially serious disorders associated with changes in body acid-base balance. For In Vitro Diagnostic Use

The AU Bicarbonate reagent kit is a liquid, ready to use and consists of four R1 reagent vials in vanous fill volumes. The calibrator is a Beckman Coulter lyophilized chemistry calibrator packaged as catalog number DR0070 and sold separately. The AU Bicarbonate reagent is an enzymatic method utilizing Bicarbonate (HCO3) and phosphoenolpyruvate (PEP), which are converted to oxaloacetate to malate with the concomitant oxidation of reduced nicotinamide adenine dinucleotide (NADH). This oxidation of NADH results in a decrease in absorbance of the reaction mixture measured bichromatically at 380/410nm proportional to the Bicarbonate content of the sample. The AU Bicarbonate reagent is designed for optimal performance on Beckman Coulter AU analyzers.