Section 1: Introduction; Overview; Product Description; Operating Principle - Jumper JPD-100S Instruction Manual

IEC air
61000-4-2
The Fetal Heart Detector is intended for use in the electromagnetic
environment specified below. The customer or the user of the Fetal Heart
Detector should assure that it is used in such an environment.
Immunity IEC Complia
test 60601 nce
test level
level
Radiated 3 V/m 3 V/m
RF 80 MHz
IEC to 2,5
61000-4-3 GHz
synthetic material,
relative humidity should be
at least 30 %.
Electromagnetic environment –
guidance
Portable and mobile
communications equipment should
be used no closer to any part of the
Fetal Heart Detector including
cables, than the recommended
separation distance calculated from
the equation applicable to the
frequency of the transmitter.
Recommended separation distance
a. Where P is the maximum output
power rating of the transmitter in
watts (W) according to
transmitter manufacturer and d is
the recommended separation
distance in metres (m).
strengths from fixed
transmitters, as determined by an
20
the

SECTION 1: INTRODUCTION

1.1 OVERVIEW

Become familiar with the controls and how to use the product properly
before operating the product.
CAUTION: It should not be used in life supporting or life
sustaining applications.

1.2 PRODUCT DESCRIPTION

The product is a lightweight, portable detector. It is designed to meet
your detecting and hearing needs by providing advanced detecting
functions and a full range of sound of the fetal heartbeat.
RF
The product is mainly used to detect the sound of the fetal heartbeat
(SFH).
The growth and development of a fetus can be found out through
examination of these indices. It is applicable for department of
gynecology and obstetrics and clinic daily.
In accordance with classification criteria in Annex IX on "Medical Device
Directive 93/42/EEC", the product is class IIa based on rule 10, "Devices
for Direct Diagnosis or Detection on physiological process".
The product is powered by an internal battery.

1.3 OPERATING PRINCIPLE

Fetal Heart Detector consists of probe (transmitter and receiver) and
the
signal process unit.
Ultrasonic wave is transmitted from one piezoelectric ceramic at the front
Field
of the probe to the uterus of the pregnant women. Echo is received by
RF
the other piezoelectric ceramic at the front of the probe when ultrasonic
1