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UStim

Neuro Muscular Electrical

Stimulation Unit

User’s manual

Rev.2 (10/19/2012)

Manufactured for:

Pain Management Technologies

Содержание UStim

Страница 1: ...UStim Neuro Muscular Electrical Stimulation Unit User s manual Rev 2 10 19 2012 Manufactured for Pain Management Technologies ...

Страница 2: ...ation techniques with EMS 5 3 Contraindications 18 4 Instructions for Use 20 5 Practical use of UStim 28 6 Starting a session 33 7 Specifications 42 8 Placement of Electrodes 46 9 Programs inside UStim 62 10 General Information 65 11 Warranty 67 1 ...

Страница 3: ...y years E M S has been used to treat and prevent the localized muscular hypotony in the rehabilitation field Now it has become a recognized and well proven aid to physical exercise Research technology and quality engineering have made EMS a safe and highly effective muscular training system as a complementary way to perform a selective muscular training 2 USTIM User s manual Rev 2 10 19 2012 ...

Страница 4: ...our body after a period of immobility USTIM can help you If you need to regain your shape but you don t have enough time for regular exercise USTIM can help you If you need to improve the performance of specific muscles and the effectiveness of the physical exercises USTIM can help you 3 ...

Страница 5: ...of purchase to your nearest USTIM dealer Note only our authorized service agents should carry out Repairs of the USTIM units Exclusion The batteries and electrode pads are not considered covered by this warranty How does USTIM work Through a couple of self adhering electrodes stimulation pulses are applied over the muscle as a result the muscle will alternatively contract and relax exactly as it h...

Страница 6: ... don t require any cleaning nor disinfection procedure Skin must be allowed to breathe so the pads should be removed periodically When not in use the pads should be placed onto the clear plastic shield The condition of the pads does affect the conductivity and the performance of the unit When the pads initially lose their adhesive quality it is possible to reactivate their adhesiveness by applying...

Страница 7: ... to 80 R H The wave shape To obtain a stimulated muscular contraction we are obliged to produce a depolarization of one or more motor units The better way is to apply a current flow on a motor point that is to say the point where the nervous fiber innervates the muscle fiber As the human tissues very similar to a capacitor from the electric point of view the better effectiveness for the electro st...

Страница 8: ...le The electrode connected to the positive red wire will be the active electrode A means biphasic Alternated wave The symmetrical alternated pulses are B means Biphasic symmetrical wave most suitable to treat a couple of muscles with the same channel making equal the effect under each electrode PRESET programs P14 EXPLOSIVE FORCE 1 under USTIM 100 250 3 20 0 0 2 B 15 P15 EXPLOSIVE FORCE 2 under US...

Страница 9: ... Rate After defining the wave shape to be used a single pulse could also produce a momentary contraction like a wriggle however to obtain a sustained contraction we must supply a pulse train characterized by a frequency Frequency also called pulse rate is the repetition rate of pulses in a second The frequency to be used will depend on the type of fibers to be stimulated Any muscle includes slow f...

Страница 10: ...provement bringing to a better tissue feeding and facilitation in the catabolic drainage absorption A low frequency is suitable for starting a session allowing a muscular warm up and for ending a session allowing a fatigue recover 9 Programs loaded in your USTIM Manual programs F Hz P μs Work Rest Rise Fall F Wave Total Free program 0 without USTIM control 5 250 10 0 3 0 0 5 Free program 1 under U...

Страница 11: ...cite the muscular fibers A wider pulse width doesn t carry any advantages instead it can create an useless bother to the patient through the involvement of the nervous fibers which carry the signal pain The ideal pulse width corresponds to the CHRONAXY value of the muscle to be stimulated Each muscle is characterized by a value of chronaxy that basically expresses the neuro muscular composition an...

Страница 12: ... min µsec Chronaxy max µsec Deltoids 80 130 Pectoral 80 150 Biceps 70 100 Abdominals 90 180 Rectos femoral 100 600 Quadriceps 100 500 Hamstring 180 2000 Gluteus 100 150 Tibia 500 1000 Calves 100 800 Peroneal 200 1700 11 Example of electrodes placement over the GLUTEI Wave simple BIPHASIC 60 USTIM User s manual Rev 2 10 19 2012 ...

Страница 13: ...culation comes necessarily hindered and if the muscle stays in contraction for a long time without a congruous phase of rest it may cause the so called ischemia that is to say a limitation of the local blood circulation very harmful for any human tissues The blood capillary flow hindered during the contraction but facilitated during the rest constitutes the main feeding way for muscles the muscles...

Страница 14: ...t the contraction time to very few seconds and have to introduce between each contraction A REST period equivalent to at least 5 times the contraction period To simulate the voluntary contraction or simply to make less annoying the stimulation it could be beneficial to introduce a PROGRESSION phase and a REGRESSION phase we ll call the two new phases respectively RISE time and FALL time Example of...

Страница 15: ... the applied intensity but above all on the positioning of the electrodes Very often it is enough by moving an electrode few millimeters to get a better contraction The principle to carry the electro stimulation to maximal levels often above of the pain threshold is a practice to be performed with extreme caution although the harmlessness of the high level electro stimulation doesn t have solid fo...

Страница 16: ... due to the unexcitability of some fatigued fibers with the recruitment of other muscular fibers showing an higher excitement threshold WARNING An involuntary analgesic effect takes place during the electro stimulation through the stimulated per production of endorphins A pain in case provoked by the electro stimulation that in any cases could constitute a safeguard threshold has attenuated by the...

Страница 17: ...by means of a pair of conductive electrodes having the job to transfer the electrical potential voltage to the load muscle A closed circuit needs at least a pair of electrodes it is impossible to obtain a current flow with only one electrode A current flow must always have an input point and an output point If the aim of the electrical stimulation is to produce a muscle contraction at least one of...

Страница 18: ...ly on the same muscle If we have to stimulate two contralateral parts two limbs it is also possible to place the electrodes of the same circuit over the two contralateral motor points avoiding transtoracic stimulation The motor point is the better responding point to the electro stimulation so the better way to find it is to try different near points Example of electrodes placement over the GLUTEI...

Страница 19: ...s WARNNINGS 1 During the first 3 months of pregnancy nor at anytime on the abdomen during pregnancy 2 If you have a heart pacemaker or serious heart rhythm problem 3 If you are driving or operating machinery Who should be cautious using EMS 1 If you have epilepsy consult your doctor before using USTIM 2 For children under 12 apply only under medical supervision 53 18 USTIM User s manual Rev 2 10 1...

Страница 20: ... pulse or over the eyes 2 On both sides of the head at the same time 3 On broken skin or on areas where normal sensation is absent 4 On the heads of children under12 IF IN DOUBT PLEASE CONSULT YOUR DOCTOR Example of electrodes placement over the DORSAL muscles Wave simple BIPHASIC 19 52 USTIM User s manual Rev 2 10 19 2012 ...

Страница 21: ...lease read all the instructions and ensure that you don t fall into one of the groups previously mentioned who shouldn t use EMS CONTENTS Your USTIM pack should contain the following 1 USTIM Unit 2 Leads 4 Self Adhesive Pads with Connectors 2 Alkaline AA1 54v LR6 Batteries 1 Instruction Booklet which you are reading Being sure you have all the contents please proceed to assemble the unit 51 20 UST...

Страница 22: ...e and the LCD display will start up After performing this check press the button again to switch the unit off CAUTION There is a risk of explosion if the batteries are fitted incorrectly Replace with AA Alkaline 1 5 volt batteries Do not mix old and new batteries Do not dispose of the batteries in a fire keep them out of reach of children The batteries must be removed from the device before it is ...

Страница 23: ...p of the unit If only using one lead insert into the ch1 jack as marked on the unit STEP 3 PADS Remove electrodes from the bag and connect to the leads STEP 4 PLACEMENT OF PADS Ensure wherever you intend to place the pads that the skin is clean and thoroughly dry Remove the pads from the clear plastic shield and position on your body as required STEP 5 Read section on Operation of the USTIM Unit a...

Страница 24: ...Life of the pads Replace the pads when they lose their adhesive quality in order not to affect the efficiency of the unit When the pads initially lose their adhesive quality it is possible to reactivate their adhesiveness by applying a fine spray of water Wave shape ALTERNATED 23 48 USTIM User s manual Rev 2 10 19 2012 NOTE AFTER USE Example of electrodes placement over the ABDOMINAL muscles ...

Страница 25: ...ugh offering 17 programs in memory the USTIM system can build the suitable program if needed Knowledge about electro stimulation is not required to the patient or the operator The Interactive parameter s set up of the USTIM system allows the automatic determination of WORK REST time in function of the Frequency and of the Intensity level This is possible simply by considering the muscular physiolo...

Страница 26: ... the timing parameters The other parameter Pulse Width must be set in function of the muscle to be treated according to the table page 11 25 8 PLACEMENT OF ELECTRODES The following drawings show different electrodes positions according to the muscle to be stimulated Cables and Polarity management Each channel output is connected to the electrodes through a couple of cables terminating with male 2m...

Страница 27: ... and hold down the Prog and FUNCTION keys you can return to the normal operating mode Innovating features Single parameter to be set by the user and automatic setting of any time based parameters Wider possibilities of program setting More suitable for the professional use but also suitable for personal use because the unit is very easy to use Maximum effectiveness of the programs without the need...

Страница 28: ...the new values will be retained whatever switching OFF the unit or removing the batteries On the contrary any change of any parameter of preset programs will be lost when the unit is switched OFF Session time When the treatment timer is set it will begin to count down one minute by one minute Once it count down to zero the unit will automatically shut off Auto shut OFF When the unit intensity leve...

Страница 29: ...e intensity Set the session time The program lock state will be unaffected by switching off the unit or by removing the batteries When the unit is program locked and the locked program is selected a small symbol of a key will blink on the right lower corner of the display 5 Practical use of USTIM Operation of the USTIM unit is based on few intuitive functions of the dedicated keyboard which can be...

Страница 30: ...nsity level of both channels will be progressively restored in 2 seconds If you would like to switch OFF the unit while it is supplying stimulation you can press and hold down the ON OFF key for at least 2 seconds RISE FALL times 0 5s in steps of 0 25s ACTION time 1 60s in steps of 1s REST time 0 60s in steps of 1s TREATMENT time Continuous 10 20 30 45 60 90 minutes Other features The LOCK functio...

Страница 31: ...ular 41 The PROG Button allows selecting a program among the M0 totally free M1 M2 M3 under the USTIM control and 17 Preset programs For jumping from the M Manual programs M0 M3 to the P programs P1 P17 and vice versa you have to hold down the PROG key for at least 3 seconds Any time the PROG key is activated the intensity level of both channels is automatically reset to 0 The Hz Hz Buttons Allow ...

Страница 32: ... if the parameter is not modified within 6 seconds by the key buttons T up T down 31 Modify the RISE time After having defined the REST time or the REST Ch2 time by pressing again the FUNCTION key within 6 seconds you can select the parameter RISE time the relative symbol will be shown blinking on the display Through the T up T down keys you can then change it within 6 seconds before it re assume ...

Страница 33: ...e shown again to be changed 39 it will assume the original function adjusting the pulse width The channels Ch1 and Ch2 always work in synchronous way which is the times of action and pause assume the same value for both channels The alternated mode of Ch1 and Ch2 is possible only in the program M0 Selecting and modifying the Synchronism parameter is allowable through the FUNCTION key as above expl...

Страница 34: ...the frequency pulse rate to 5 Hz It is advisable starting a stimulation session with a low frequency for allowing a progressive warm up of the muscular fibers programs permanently in the manual programs Once defined the synchronism by pressing again the FUNCTION key within 6 seconds you will select the parameter ACTION time The relative symbol will be shown blinking on the display Through the T up...

Страница 35: ...to modify it nevertheless you can change it temporarily in the preset 37 Increase the stimulation intensity until a good but comfortable muscular contraction has been achieved After 2 3 minutes gradually increase the frequency value until the target value The target frequency value must be previously defined according to the therapeutical aim or to the session finality The basic concepts about the...

Страница 36: ...ted program 35 Either the Frequency or the Pulse width can be whenever changed and the changed effect will be immediately felt by the user Through the FUNCTION button it is possible sequentially selecting some other parameters they can be then modified by the buttons T up T down let s see them in detail Modify the TREATMENT time Press once the FUNCTION key to select the TREATMENT time You can chan...

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