Little Doctor LD-207U User manual

Ultrasonic Nebulizer LD
Instruction Manual
Inhalator ultradźwiękowy LD
Instrukcja obsługi
LD-207U
ENGPOL

2
ENG
CONTENTS
New technology for producing aerosol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
General information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Precautionary measures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installation of batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Use of the device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Care, storage, repair and recycling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Warranty obligations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Complete Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Main technical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Troubleshooting. Detection and correction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Certification and state registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Accessories for nebulizer LD-207U . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

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NEW TECHNOLOGY FOR PRODUCING AEROSOL
LD-207U is a nebulizer, which utilizes the latest MESH – technology of obtaining aerosol:
using the mesh membrane and low-frequency ultrasonic generator.
In comparison with usual ultrasonic nebulizers, use of MESH-technology provides several
advantages:
• Compact size of the device;
• Use a wide range of medicines, including hormones, antibiotics, antiseptics, and mineral
water;
• Residual volume of inhalation solution is reduced to almost zero, which allows us to save
expensive medicines;
• Product can operate as from the wall outlet adapter, and from 2 normal batteries or
accumulators;
• Operation of the unit is almost silent and inhalation therapy can be carried out even sleeping
children;
• During inhalation you can tilt the appliance of 45°from the vertical axis.
GENERAL INFORMATION
The ultrasonic nebulizer LD is designed for treatment and prevention of respiratory
diseases of trachea, bronchus, lung with aerosol of WATER solutions of medicines in
hospitals and at home.
This manual is intended to assist the user in the safe and efficient operation of the ultrasonic
nebulizer LD.
The device should be used in accordance with the rules contained in this document, and
should not be used for purposes other than those described here. It is important to read and
understand the entire instruction manual.
Functionally, the device consists of a chamber with an ultrasonic aerosol generator with mesh
membrane and the main unit with a compartment for the batteries. The key On/Off and LED
indicators are located on the main body of the device.

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PARTS LIST
8
7
3
1
1c
4
5
6
9
Batt Power
10
13
14
15
11 12
1a 1b
2
8ml

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№
POSITION
ON THE
SCHEME
NAME DESCRIPTION
1 Inhalation
chamber
Removable camera with a mesh membrane to form an aerosol
inhalation solution LD-N060.
Expendable material.
1a Compartment for
medicine
Compartment for inhalation solution.
1b Compartment for
water
Compartment for hot water.
1c Mesh membrane Transforms the inhalation solution into an aerosol.
2 Electrodes Provide contact between the main unit and the inhalation
chamber.
3 Main unit Main unit of the device.
4 Indicator POWER The green LED On / Off power unit.
ON – power is turned on, or Off – off.
5 Indicator WATT7 The red LED battery discharge.
Flashes – Low charge. Light – the batteries are discharged.
6
Key
Key On/Off.
7 Compartment
for batteries
Compartment for batteries.
8 Socket for power
supply
Socket for power supply.
9 Batteries Batteries AA (LR6), for power supply of the device.
Expendable material.
10 Adapter for
mouthpiece
Serves to connect the mouthpiece to the device.
Expendable material.
11 Adapter for
musk
Serves to connect the inhalation chamber to the device.
Expendable material.
12 Mouthpiece Inhalation mouthpiece LD-N023.
Expendable material.
13 Adult musk Adult inhalation mask LD-N041.
Expendable material.
14 Child mask (small) Small inhalation child mask LD-N040.
Expendable material.
15 Child mask Inhalation child mask LD-N042.
Expendable material.

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Important! To avoid damage, do not touch the mesh membrane with hands, do not perform any
cleaning objects, alcohol or solvents.
Important! Not allowed to use inhaled solutions containing ether, oil or suspended solids
(suspension), including herbal teas and herbal infusions. All types of standard inhalation
solution in liquid form for inhalation therapy, produced by pharmaceutical companies,
natural mineral waters are recommended for use.
• Solutions for inhalation have to be prepared under sterile conditions from 0,9% sodium chloride as
a solvent. You should not use tap water or even boiled water as inhalation means Cookware, which
is preparing the solution, previously should be disinfected by boiling.
• Character of inhalation (through the mouth using a mouthpiece or nose with a mask), duration
(usually no more than 10-15 minutes) and frequency, and used inhalation solutions should be
determined by YOUR DOCTOR.
• Children should use the device under adult supervision.
• If you are not using the device for a long time, remove the batteries.
• Do not place the device in water, drain, or in the shower. Do not use while bathing.
• If the device does not work, see «Troubleshooting. Detection and correction».
• Use only accessories that are designed for LD-207U and described in this manual.
• Do not insert foreign objects into the holes in the device.
THIS DEVICE IS NOT INTENDED FOR INHALATION ANESTHESIA AND ARTIFICIAL LUNG
VENTILATION
INSTALLATION OF BATTERIES
The set of nebulizer includes two AA batteries (LR6). Included batteries are designed to verify the
operability of the device, and their service life may be shorter than service life of new batteries.
To install batteries, open the battery compartment cover by pressing a finger on the latch cover (Figure 1).
Insert the batteries observing the polarity (Figure 2) Close the battery compartment
cover by pushing your finger until click. New batteries, depending on the type and
capacity, can provide work an average of 4 days (when using for 20 minutes per
day).
When the WATT indicator is flashing, the nebulizer may work for another 10
minutes. If the WATT lights continuously, it means that the level of charging is too
low. Nebulizer stops working. Replace all batteries with new ones.
• Do not leave used batteries inside the device.
• To power the device recommend purchasing alkaline batteries type AA (LR6)
or rechargeable Ni-MH type.
• Do not use saline batteries such as R6.
Fig.1
PRECAUTIONARY MEASURES

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USE THE DEVICE WITH POWER SUPPLY
Use a power supply (sold separately) with the following specifications:
Output voltage
: 3V ± 5%
Current consumption : at least 500 mА
Plug :
Polarity : “minus” – the internal contact
Outside diameter: : 3,5 ± 0,1 mm
Inner diameter : 2,1 ± 0,1 mm
Length : 9 ± 0,3 mm
Slot for the source: is located on the back side of the device (Fig. 3)
To use the device with power supply, connect the plug to the power supply unit and
plug the power supply plug into the power outlet and touch the key .
Finished the
measurement turn off the device by touching the key , unplug the power supply
from the wall outlet and disconnect the power supply connector from the device .
USE OF THE DEVICE
Important! Before using the device for the first time it is necessary
to make a full cleaning, as described in item 1 of section «Care,
storage, repair and recycling»
1.
Insert the inhalation chamber into the slots at the top of the main
unit until it clicks (Fig . 4).
Attention! Keep the electrodes of the device and inhalation
chamber clean otherwise nebulizer may not work.
Important! The service life of a mesh membrane of inhalation
chamber is about six months when using three times a day.
2. Open the cover of of inhalation chamber, lifting the latch (Figure 5). Fill the
solution into the medicinal compartment (Figure 6). The maximum capacity of
the compartment for drugs – 8 ml (up to the mark MAXLEVEL), minimum –
0.5 ml.
In order to maintain the temperature of the warm solution, complete
compartment for water with hot water.(Fig. 6) It is recommended to fill the
water heated to 80°C. Close the cover of inhalation chamber, lowering the
latch.
Do not use excessive force when opening and closing the latch (This will
increase the life of an inhalation chamber).
Make sure the lid is closed tightly, and inhalation solution will not pour out
from the inhalation chamber.
Fig.2
Fig.3
8ml
Fig.4
8ml
Fig .5

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3. Place the adapter on the mouthpiece inhalation chamber, while tabs on the inhalation chamber
should fall into the holes on the adapter.
4. Place the mouthpiece (Figure 7) or mask (via an adapter for masks) (Figure 8).
5. To start the procedure of inhalation, touch the key POWER indicator will turn green.
Attention! If inhalation chamber is empty when power is on, the POWER
indicator will illuminate for one second, then the device automatically turn off.
It is possible that after the power is on, the nebulizer will spray the
inhalation solution for one second, then pauses for 0,5 seconds. It
is the normal operation of the device, however, after this pause, the
device must spray inhalation solution continuously.
INHALATION
F or effective inhalation need to calm down, relax and sit up straight
If you make inhalation in bed, then put a pillow under your back so
that the back was as straight as possible Inconvenient posture and
irregular breathing can lead to blockage the part of the lung and certain
areas of the respiratory tract.
Important! Each patient is recommended to use an
individual mouthpiece and / or mask.
Take a comfortable position and start inhalation. Breathing
should be smooth, breathe slowly and deeply to spray deep
into the respiratory tract.
Important! During inhalation do not close the holes
(Figure 9). This will reduce the efficiency of the device.
If you want to stop the procedure, press the to turn off the
power. POWER indicator will go out. If inhalation solution
used in full, the unit will automatically turn off.
Attention! If during inhalation device does not turn off automatically
after a full inhalation solution is used, turn off the power by touching the
key . See «Troubleshooting. Detection and correction» to determine
the cause of the problem».
During the procedure, you can tilt the inhaler (at an angle of up to 45 °relative
to the vertical axis). However, make sure that the inhalation solution contact
with mesh membrane.
Nebulizer may function normally for a while after changing the device’s angle.
If the angle of tilt of the inhaler does not allow the inhalation solution to be in
contact with the mesh membrane, it will work properly for about 10 seconds
and then turns off (time depends on the type of inhalation solution).
Fig .8
Fig .6
Medicine
compartment
Water
compartment
8ml
Fig .9
Fig .7

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When inhalation solution remains slightly, tilt the device to yourself.
It allows to use inhalation solution completely. Do not shake the
nebulizer during use. It may cause automatic shutdown.
At the end of inhalation, turn the unit off by touching the key ,
the POWER indicator will turn off. Remove the inhalation chamber
from the device by touching the key PRESS on the back side of
nebulizer and pushing forward the inhalation chamber (Fig.10).
Clean the unit as described in item «CARE, STORAGE, REPAIR
AND RECYCLING». When using the adapter for a mask, after
inhalation the condensate can form in its widest part.
CARE, STORAGE, REPAIR AND RECYCLING
1. After inhalation with any medicine solution is recommended to spray clean water for 1-2 minutes to
clean the mesh membrane of residual medicines. DO NOT clean the membrane with items (towels,
rags, cotton buds and so on)!
2. Carry out regular cleaning of the device and all accessories. All accessories of the device
is recommended to wipe 3% hydrogen peroxide with 0.5% solution of detergent (eg
washing powder) Then to wash thoroughly under running water inhalation chamber and a
reservoir for medical solution.
Mouthpieces allow processing of boiling for 10 minutes or autoclaving at temperatures up
to 150 °C. After treatment, wipe all parts with a soft cloth. Keep the device with installed
adapter for the mouthpiece to prevent damage of the mesh membrane.
3. The device should be protected from direct sunlight and strikes.
4. Do not store or use the device in the vicinity of heaters and open flames.
5. Protect the device from contamination.
6. Do not touch the device with aggressive solutions.
7. If necessary, carry out repairs only in specialized organizations.
8. The life of this product is 5 years from the date of transfer to the consumer. Consumables – 1 year
from the date of transfer to the consumer. On the expiry of the life, you should periodically consult
specialists (the qualified service organization) to check the technical condition of the device and, if
necessary, for its recycling in accordance with applicable disposal regulations in your area.
The manufacturer not set specific conditions of utilization.
WARRANTY OBLIGATIONS
The following LD product is covered by warranty for the period specified in the warranty
card. Warranty does not cover consumables (inhalation chambers, masks, mouthpieces,
pipes and so on).
Warranties are issued warranty certificate when selling the device to the customer. Addresses of
organizations performing warranty service are specified in the warranty card.
Fig .10

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COMPLETE SET
1. Main unit – 1 piece
2. Consumables:
2.1. Inhalation chamber – 1 pc.
2.2. Adapter for mouthpiece – 1pc.
2.3. Adapter for mask – 1pc.
2.4 Mask inhalation LD-N042, children – 1 pc.
2.5. Mask inhalation LD-N041, Adult – 1 pc.
2.6. Mask inhalation LD-N040, small children – 1 pc.
2.7. Mouthpiece inhalation LD-N023 – 2 pcs.
3. AA batteries, 1 5 V – 2 pcs.
4. Manual – 1 pc.
5. Handbag – 1 pc.
6. Warranty Card – 1 pc.
7. Package – 1 pc.
MAIN TECHNICAL CHARACTERISTICS
Model LD-207U
Type ultrasonic
Power consumption, not more, Wt 1,5
Productivity of aerosol, ml/min till 0,28
Range of aerosol particles, mkm <5 – 40%
<10 – 90%
Average particle size of aerosol (MMAD), mkm 5,8
Resrvoir volume for inhalation solution, ml 8
Residual volume for inhalation solution, not more, ml 0,5
Noise level, not more, dB Below 50
Generator frequency, kHz 140
Power supply, V 2,8-3
Type of power supply
2 batteries AA (LR6) or source of power
supply
Source of power supply (sold separately):
Output voltage,V
Load current, minimum mA
Plug:
Polarity
External diameter, mm
Inner diameter, mm
Length, mm
3 ± 5%
500
“minus” – internal contact
3,5 ± 0,1
2,1 ± 0,1
9 ± 0,3