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English Instruction and Service Manual Model 950 Finger Pulse Oximeter 0459

6 Intended Use The 950 is a portable device for spot-checking or attended-care monitoring of adult or pediatric patients. Use the 950 with finger thi

7 English Operating Instructions Getting Started 1. Read this entire manual. 2. Thread the lanyard through the lanyard holes on the 950 followin

8 Lanyard and Lanyard Lock A lanyard is provided for the convenience of wearing the 950 around the neck or wrist. The 950 will function with or witho

9 English Battery Requirements Respironics recommends using AAA alkaline batteries to power the 950. Two of these batteries are included with each n

10 Inserting New Batteries 1. Loosen the screw at the end of the 950 using a coin or a standard flat screwdriver and remove the battery door. 2.

11 English Activating the 950 Activate the 950 by inserting the patient's finger into the pulse oximeter as shown in Figure 4. (The 950 determi

12 Verifying Operation 1. When a finger is first inserted, the 950 executes an initialization sequence. 2. After completing this sequence, the 95

13 English Conditions That May Affect Use • Environmental Fluctuating or flickering light may affect measurements. Use of the 950 outside stated t

14 Maintenance The advanced digital circuitry within the Respironics 950 requires no calibration or periodic maintenance other than battery replaceme

15 English Figure 5. Maintenance choices. Cleaning and replacing the spring and the gripping insert. TO D

iii English About the Manual Shaded boxes draw attention to contraindications, warnings, cautions and notes. The boxed messages are important. Be s

16 Theory of Operation Oximetry The pulse oximeter shines red and infrared light through the tissue and detects the fluctuating signals caused by ar

17 English If the dysfunctional hemoglobin is carboxyhemoglobin or methemoglobin, the difference between the oxygen saturation value displayed by the

18 950 Averaging For pulse rates below 112 BPM the averaging calculation is based on a 4-beat exponential average for SpO2 (see below) and an 8-beat

19 English Specifications 1. Oxygen Saturation Range 0 to 100% 2. Pulse Rate Range 18 to 300 pulses per minute 3. Displays a) Patient Indicat

20 Parts and Accessories Parts Part Number Description 100-0337-00 950 Battery Door and Contact 100-0338-00 Gripping Insert 100-0339-00 950 Exte

21 English Warranty RESPIRONICS, INC. (RESPIRONICS) warrants to the purchaser that the Model 950 (excluding batteries, lanyard and lanyard lock) wil

22 Troubleshooting Guide Symptoms Possible Cause Possible Solution Numeric displays blinking at one second intervals. Batteries are low. Replace b

v English Table of Contents Contraindications, Warnings, and Cautions ... 1 Introduction ...

vi Figures Figure 1. Top digital display illustration and bottom label. ... 4 Figure 2. Lanyard and lock. ...

1 English Contraindications, Warnings, and Cautions CONTRAINDICATIONS: Do not use the 950 in an MRI environment. Do not operate the 950 in an expl

2 CAUTIONS: (Continued) Check application site periodically (at least every thirty minutes) to determine circulation, positioning and skin sensitivi

3 English Introduction Description Respironics, Inc. has integrated the finger clip sensor and the electronics of the Respironics Model 920 hand he

4 The 950 at a Glance Figure 1. Top digital display illustration and bottom label. %SpO2 Display Heart Rate Display Perfusion Display Finger Gr

5 English • %SpO2 Display Numeric LEDs display the value of percent oxygen saturation, calculated using a four beat exponential averaging technique.