Clear Plastic 7 Step Ruler for Effective Interpretation and Measurement
DESCRIPTION

Features:

1: Clear ID size cards for easy interpretation, perfect size to fit in your card holder for easy storage and for access, designed for the 7 step interpretation measurement.

7 step scale assessment tool. Step by step tracking process and landmarks to help remember those hard to remember key points!

1. Heartbeat: This will provide a quick but approximate value.

2. Rhythm: Assess if the beat is regular or irregular.

3. : A quick reference to deviation from normal, left or right . An arrow pointing up indicates a positive deviation and an arrow pointing down indicates a negative deviation.

4. PR Interval: This gives you a reference for the PRI range in milliseconds. There is also a block on the right side where you can measure the PRI.

5. QRS Interval: As shown above, it gives you the QRS and QTc ranges in milliseconds, and you can use these blocks again to measure the QRS interval.

6.ST /Depression: Place the posterior straight along the isoelectric line to assess if it is ST or ST depression. There is a ruler to measure the degree of both in millimeters.

7. T wave: Finally, a quick reference to possible T wave abnormalities. Remember: V1-V4= anterior septal for MI, V3-V6= anterolateral for MI.


Specifications:

Part Name: 7-step ruler

Material: Plastic

Size: As shown in the picture

Color: Transparent

Difference: A: 7-step ruler alone, B: 7-step ruler [with card holder]


Package Contents:

A: 2*7-step ruler

B: 1*7-step ruler [with card holder]


Note:

1. The actual color of the product may be slightly different from the picture shown on the website, which is caused by many factors such as monitor brightness and light brightness.

2. Please allow the data for slight manual measurement deviation.


POLICES

 

We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address.

 

Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. 

 

It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

 



Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.

 

We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via "Ask seller a question" . We will reply your email within 24 working hours.