Dexcowin COCOON DX-7020 User manual

MANUAL VERSION 1.105
Revision date: 04, Mar, 2020
File number: IFU-07

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The Portable Handheld Dental X-RAY System (Product Name: COCOON) is indicated for
use only by trained and qualified dentists or dental technicians. This is a diagnosis device
that can be used on pediatric and adult patients, designed for taking diagnostic intraoral
dental X-rays using conventional film, PSP (Phosphor plates) or digital sensors. It is
powered by DC adapter or Internal or External battery for a hand-held use.
1. Do not operate this device until you read and review the accompanying this
user manual completely.
2. See the Certificate of Conformance accompanying your device. COCOON is also
complies with MDD 93/42/EEC as amended by 2007/47/EC.
3. COCOON is a trademark registered by Dexcowin Co., Ltd in Korea and other
countries. All right reserved.
4. If any serious incident in relation to the device, please report it to the
manufacturer and the authority.

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Symbols used in this Manual
SYMBOL NAME DETAIL
Radiation warning “Radiation Warning” sign explains details of possible
user radiation hazard.
Warning "Warning" sign explains details of possible user
damage, death or physical damage.
Caution "Caution" sign explains details of possible body
damage due to incorrect use of product.
Check
"Check" sign explains details of necessarily items that
users should follow in productinstallation, operation,
and maintenance.
Symbols marked on the packaging of COCOON
S
y
SYMBOL NAME DESCRIPTION / FUNCTION
Keep away from rain This symbol means that transport package shall
be kept away from rain.
Fragile
This symbol means that contents of
thetransportpackage arefragile thereforeit shall
behandled withcare.
This way up This symbol means that indicates correct upright
position of the transport package.

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Symbols marked on COCOON
SYMBOL NAME DESCRIPTION / FUNCTION
Electrical protection Insulated patient application(Type B).
Radiation warning This symbol indicates radiation hazard.
Warning This symbol indicates hazard.
Consult
accompanying
documents
This symbol advises the reader to consult the
accompanying documents.
Manufacturer
information
This symbol is followed by the name and
address of the device manufacturer.
Manufacture date This symbol is followed by the device
manufacture date in the form MM-YYYY.
Serial number This symbol is followed by the device serial
number.
Representatives
information
The manufacturer’s EU representative
information shows with this symbol.
Separate collection
for electrical and
electronic equipment
Indicates the need for separate collection for
electrical and electronic equipment in
compliance with the Waste Electrical and
Electronic Equipment (WEEE) Directive. This
symbol indicates that electrical and electronic
equipment wastes must not be disposed as
unsorted municipal waste and must be collected
separately. Please contact the manufacturer or
an authorized disposal company to
decommission your equipment according to
local regulations
CE symbol This symbol indicates the CE notified Body.

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TABLE OF CONTENTS
1 GETTING STARTED ........................................................................................................... 7
1.1 INTENDED USE/ PROHIBITION OF USE ............................................................................................................. 7
1.2 UNPACK AND CHECK COCOON ..................................................................................................................... 7
1.2.1 Product composition ............................................................................................................................................... 7
1.2.2 Preliminary Checks.................................................................................................................................................... 9
1.3 PRODUCT FEATURES .......................................................................................................................................... 11
1.3.1 Features ....................................................................................................................................................................... 11
1.4 PRODUCT SPECIFICATIONS ............................................................................................................................... 12
1.4.1 Device main body ................................................................................................................................................... 12
1.4.2 Charger specification ............................................................................................................................................. 13
1.4.3 Battery charging cradle ........................................................................................................................................ 13
1.4.4 Each part name of main body ........................................................................................................................... 14
1.4.5 DC adaptor & cord ................................................................................................................................................ 15
1.4.6 Battery charging cradle ........................................................................................................................................ 16
1.4.7 External Battery ........................................................................................................................................................ 16
1.5 CHARGING THE BATTERY .................................................................................................................................. 17
2 SAFETY PRECAUTIONS ..................................................................................................19
2.1 RADIATION SAFETY ............................................................................................................................................ 19
SYMBOLS AND DETAILS ..................................................................................................................................................... 19
2.2 CLEANING ............................................................................................................................................................ 21
2.3 SECURITY, STORAGE, AND TRANSPORTATION .............................................................................................. 22
2.3.1 Storage ........................................................................................................................................................................ 22
2.3.2 Check for Product storage .................................................................................................................................. 22
2.3.3 Transportation and Storage conditions ......................................................................................................... 23
3 WARNING / CAUTION AND INSTRUCTIONS ...........................................................23
3.1 WARNING AND INSTRUCTIONS ....................................................................................................................... 23
3.1.1 Warning for product use ..................................................................................................................................... 23
3.1.2 Warnings for Product inspection...................................................................................................................... 23
3.2 CAUTION AND INSTRUCTIONS ......................................................................................................................... 24
3.2.1 Caution for product use ....................................................................................................................................... 24
3.2.2 Caution for storage ................................................................................................................................................ 24

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3.2.3 Caution for other matters ................................................................................................................................... 24
4 ITEMS TO CHECK ............................................................................................................25
4.1 ITEMS TO CHECK ................................................................................................................................................ 25
5 SETUP AND CHECK ........................................................................................................26
5.1 THE BACK SCATTER SHIELD .............................................................................................................................. 26
5.1.1 Performance of back scatter shield ................................................................................................................. 26
5.2 DETACHABLE BATTERY ....................................................................................................................................... 27
5.3 EXTERNAL BATTERY ........................................................................................................................................... 27
5.4 CHECKING FOR POWER AND BATTERY CHARGE STATE .............................................................................. 28
5.5 BASIC FUNCTION CHECKS ................................................................................................................................ 28
6 OPERATION ......................................................................................................................29
6.1 POWERING UP .................................................................................................................................................... 29
6.2 CHECKING THE BATTERY CHARGE ................................................................................................................... 30
6.3 POWERING OFF .................................................................................................................................................. 31
6.4 EXPOSURE TECHNIQUES ................................................................................................................................... 31
6.4.1 Patient's positioning .............................................................................................................................................. 31
6.4.2 Film or intraoral sensor positioning ................................................................................................................ 31
6.4.3 COCOON positioning ............................................................................................................................................ 32
6.5 CONTROL OF COCOON ................................................................................................................................. 33
6.5.1 Main control screen composition .................................................................................................................... 33
6.5.2 Main control screen ............................................................................................................................................... 33
6.5.3 Setting the Exposure Time .................................................................................................................................. 35
6.5.4 X-RAY exposure ....................................................................................................................................................... 35
6.5.5 X-RAY parameter set ............................................................................................................................................. 37
6.5.6 Screen setting ........................................................................................................................................................... 38
7 QUICK USER GUIDE ........................................................................................................40
8 HOW TO REPLACE THE PRODUCT HANDLE .............................................................43
9 INSPECTION ITEMS BEFORE REPAIR REQUEST ........................................................45
9.1 CHECK ITEMS BEFORE REQUESTING INSPECTION .......................................................................................... 45
9.2 TROUBLESHOOTING ........................................................................................................................................... 46

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9.3 MAINTENANCE SCHEDULE ................................................................................................................................ 47
9.3.1 On-going check ....................................................................................................................................................... 47
9.3.2 Annual User Check ................................................................................................................................................. 48
9.3.3 Annual Calibration .................................................................................................................................................. 49
9.3.4 Maintenance Log Sheet ........................................................................................................................................ 50
10 TECHNICAL DESCRIPTION AND PRODUCT WARRANTY .......................................51
10.1 BASIC TECHNICAL SPECIFICATIONS ................................................................................................................. 51
10.2 HIGH VOLTAGE GENERATOR ............................................................................................................................ 52
10.2.1 X-ray Tube Specifications and Characteristics ............................................................................................ 52
10.3 EMC DATA ......................................................................................................................................................... 54
10.3.1 Electromagnetic interference ............................................................................................................................. 55
10.4 PRODUCT WARRANTY ...................................................................................................................................... 57

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1 Getting Started
1.1 Intended Use/ Prohibition of use
 COCOON is intended for use only by trained and qualified dentists or dental
technician for both adult and pediatric subjects.
 The device is designed for taking diagnostic intraoral dental X-rays using conventional
film or digital sensors.
 The device is intended used in hospital/ clinic environment.
 Contraindication: COCOON is prohibited for use on patients who known to be or
possibly pregnant.
1.2 Unpack and Check COCOON
1.2.1 Product composition
COCOON consists of item below.
 Main body: 1EA
 Charging cradle: 1EA
 Charger & AC Cord: 1SET
 Neck strap (Optional): 1EA
 Back Scatter shield (Optional): 1EA
 Product bag : 1EA
 External Battery (Optional) : 1EA
 User Manual(include product warranty certificate): 1EA

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* Components may change depending on the situation without notice *.
Figure1.1 Product Composition

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1.2.2 Preliminary Checks
Item Check
Device Labels As shown in Figure 1.2 below, make sure that the label is
attached to the device in place.
Other Labels Make sure that the serial number on the Warranty matches the
device serial number and the device carrying case serial
number.
Collimator cone Inspect for damage. The lead lining must cover the entire
interior surface.
Trigger switch Should move freely in and out when it is pushed and released.
Control panel Should be smooth and free of scratches, damage or nicks
 Label-Outside
Figure 1.2 labeling on Main Body