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Reads Through Motion
O
M
Technology
XI
AX
Block Diagram Theory
NPB-40
The NPB-40 takes advantage of increased micro processing power with advanced
mathematical algorithms. O
to read through challenging motion conditions to deliver accurate saturation and
pulse rate values. For a definition of motion, as applicable to the NPB-40, contact
Nellcor's Technical Services Department.
The NPB-40 is designed to use Nellcor brand O
technology. These O
M
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plug. All O
M
-compatible sensors contain a memory chip carrying information
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about the O
M
sensor which the NPB-40 needs for correct operation, including
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the O
M
sensor's calibration data, model type, troubleshooting codes, and error
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detection data. This unique oximetry architecture enables several new features
with the NPB-40.
When an O
M
-compatible sensor is connected to the NPB-40, the NPB-40 first
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reads the information in the O
that there are no errors, and then loads the data to begin monitoring. As the
NPB-40 reads the information, it flashes the Data In-Sensor icon. This process
takes a couple of seconds. Once the reading process is complete the NPB-40
begins monitoring.
Pulse Oximeters containing O
calibration data contained in the O
This section provides an explanation of NPB-40 block diagram theory of
operation. Schematic diagrams and are provided at the end of this section.
M
advanced signal processing allows the NPB-40
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M
XI
sensors can be identified by the deep blue color of their
M
sensor memory chip, checks it to make sure
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M
technology, including the NPB-40, use
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M
sensor in calculating the patient's SpO
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Technical Discussion
sensors containing O
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.
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Troubleshooting
