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natus Dantec Keypoint G4, Hardware Instructions For Use

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Hardware Instructions for Use 

23 

 

Amplifiers 

Amplifier Modules: 3, 4, 6, and 8 Channels 

                         

 

 

 

 

 

 

 

 

 

Power ON Indicator

 

The green light (LED) indicates that the amplifier power is On.

 

 

 

 

Amplifier Input (isolated)

 

All amplifier input connectors are electronically isolated. 

 

 

 

Electrostatic Sensitive Amplifier Input Connectors

 

WARNING 

Do not touch the Amplifier Input connectors as it may damage 

the amplifier, or affect its performance.

 

 

 

 

 

 

 

 

Ω

 

 

 

Impedance Test Key / Indicator (4/6/8 channels only)

 

Press the Impedance Test key to start the impedance measurement. The green light 
(LED) indicates that the impedance test is in progress.

 

 

 

 

 

3 Channels

 

4 Channels

 

6 Channels

 

8 Channels

 

Summary of Contents for Dantec Keypoint G4

Page 1: ...Dantec Keypoint G4 Hardware Instructions for Use 9031M1506 Rev B EN...

Page 2: ...Dantec Keypoint G4 2 Blank page...

Page 3: ...edical Incorporated in the U S and in other countries Note that the documentation accompanying the Keypoint devices includes a Software Instructions for Use manual a Hardware Instructions for Use manu...

Page 4: ...Dantec Keypoint G4 4 Blank page...

Page 5: ...Sweep Speed Sensitivity Level 19 Stimulation 19 Stimulus Intensity Duration Repetition Rate 20 Loudspeaker Volume Cursor Mode Trace Marker Trigger 21 Rear Panel 21 Footswitch optional 22 Amplifiers 2...

Page 6: ...Dantec Keypoint G4 6 Blank page...

Page 7: ...aspects of nerves and muscles in other fields such as rehabilitation physical medicine occupational medicine and sports medicine Contraindications It is a medical decision whether the risk of use cle...

Page 8: ...g electrodes and possible damage to the electrical stimulator or the electrode input amplifiers Operation in close proximity e g 1m to short wave or microwave therapy equipment may produce instability...

Page 9: ...always reset the stimulator Pay attention to the intensity indicator during the use of the program See the section Stimulator Overload in the software user guide and the section Stimulators in this h...

Page 10: ...ext on IEC 60601 1 further below in this section The device has been designed for indoor use at temperatures between 10 C and 35 C 50 F to 95 F The mains plug must only be inserted in a mains socket o...

Page 11: ...to Natus authorized service personnel except for such works described in this manual as being performed by the operator Make sure that only fuses with the required rated current and of the specified t...

Page 12: ...601 1 but with the relevant safety standard for such equipment the additional equipment 1 must either be placed outside the patient environment the patient environment is any area in which intentional...

Page 13: ...Panel 6 PC Keyboard 7 Electrode Arm optional 8 Current Stimulator optional 9 Amplifier Box optional 10 Connection Panel 11 Accessory Box Kit optional 12 Mouse 13 Printer optional 14 LAN Socket option...

Page 14: ...Screen K Loudspeaker B Printer optional G Amplifier Box optional L Network Isolator optional C Computer H Stimulator Box optional M Cart Enclosure D PC Keyboard I Mouse N DC power supply unit used wit...

Page 15: ...s specified by Natus in order to comply with IEC 60601 1 CAUTION Always use shielded power line cables from Natus to avoid hum line interference especially near the patient or the amplifier NOTE Unplu...

Page 16: ...Magnetic Stimulation tendon hammer or synchronization of external trigger or external stimulation acquisition Footswitch Connector VEP Pattern Stimulator Connector AEP Auditory Stimulation Headset Co...

Page 17: ...tlets or extension cords CAUTION Use only the 6 outlets safety power supply isolating transformer unit for all devices of the complete system in order to comply with the IEC 60601 1 See the Power Supp...

Page 18: ...Intensity Control Knob 7 Reset Stimulation Intensity key 8 Stimulation Duration Arrow Keys 9 Stimulation Repetition Rate Arrow Keys 10 Stimulation Indicator 11 Single Stimulation Key 12 Repetitive Sti...

Page 19: ...ctions on the application The 12 Software Function keys colors and functions correspond to those of the Software Function buttons on the application Sweep Speed Sensitivity Level Sweep Speed Arrow Key...

Page 20: ...n intensity Rotate the knob to the left to diminish the stimulation intensity Reset Stimulation Intensity Key Press the Reset Stimulation Intensity key to reset the stimulation intensity to its base l...

Page 21: ...knob to adjust the volume level When Cursor Mode is enabled rotate the knob to move the traces markers or the trigger cursor Cursor Mode Indicator The green light LED indicator is on when the cursor...

Page 22: ...a mono pedal model B feature See also Advanced Stimulation Handgrip section in this manual Footswitch Model with 3 Pedals IPX1 Degree of protection against harmful ingress of water A Application depe...

Page 23: ...rs are electronically isolated Electrostatic Sensitive Amplifier Input Connectors WARNING Do not touch the Amplifier Input connectors as it may damage the amplifier or affect its performance Impedance...

Page 24: ...e amplifier input connectors 4 8 feature a pair of 1 5 mm touch proof connectors These amplifier input connectors can share the same reference pin Interconnected Reference Line Indicator The green lig...

Page 25: ...NK HS Link Input Connector Connection Panel internal LINK HS Link Output Connector Current Stimulator Connection HS Linkport HS Linkport allows an extra module connection e g stimulator To open the HS...

Page 26: ...plifier Input isolated All amplifier input connectors are electronically isolated Electrostatic Sensitive Amplifier Input Connectors WARNING Do not touch the Amplifier Input connectors as it may damag...

Page 27: ...us and Results description under Amplifier Input Connectors Common Array above Patient Ground Connector Indicator Connect the patient s ground electrode to the green connector The green light LED indi...

Page 28: ...1m to short wave or microwave therapy equipment may produce instability in the electrical stimulator output WARNING Dangerous physiological effects The current stimulator may give off dangerous curren...

Page 29: ...n the handle for at least 1 second Stop To stop the repetitive stimulation press the Repetitive Stimulation button again 4 Stimulation Intensity Control Wheel To increase or decrease the current inten...

Page 30: ...tton on the handle 7 Polarity Button Press the button to change Polarity Note on Buttons A 5 and C 6 Button A 5 has the same function as A The footswitch pedal A Button A on the Keypoint NET applicati...

Page 31: ...ated Stimulus Release Indicator Flashes for the stimulation pulse CC Stimulator Output Socket isolated For connection of stimulation electrodes with DIN plugs Support for the active handgrip Touch pro...

Page 32: ...ld Stimulation Electrode 9013L036 Hand held Stimulation Electrode 9031E014 Passive Stimulation Handgrip 9031E015 Active Stimulation Handgrip 9031E017 Advanced Stimulation Handgrip When using the surfa...

Page 33: ...ated as follows J f Tp I A where f designates the frequency of stimulation Tp pulse width I pulse current and A the area of the electrode In certain cases however e g nerve damage it may be necessary...

Page 34: ...r up test of the stimulator Exit the Keypoint NET program and verify the cable connection Do not use the current stimulator when this message is shown the stimulator might be defective No Hardware det...

Page 35: ...abrasive and or flammable substances Safety Checks The following safety checks should be conducted by qualified personnel only at least once a year and in the event of repair 1 Inspection for visible...

Page 36: ...section on Maintenance Degree of protection against electric shock Type BF applied part providing a particular degree of protection against electric shock particularly regarding Allowable leakage curr...

Page 37: ...lt Instructions for Use Warnings associated with this device Consult Instructions for Use Cautions associated with this device Consult Instructions for Use The device is of Type BF i e the applied par...

Page 38: ...ts which are distinguishable but must recover after test with no mode or parameter changes It is not considered an unacceptable risk or affect on the ESSENTIAL PERFORMANCE if the DIAGNOSTIC EQUIPMENT...

Page 39: ...m 9006A254 Power interface cable display Cable length 1 5 m 9006A250 Power interface cable PC Cable length 1 2 m 9006A255 Power interface cable laptop Cable length 1 2 1 8 m 9080K0541 9080K0522 HS lin...

Page 40: ...ngth 5 m 9031E025 Headset Cable length 5 m 9031E026 Screened headset Cable length 5 m 9031E028 Bone conductor Cable length 5 m 9031B030 Footswitch 3 key Cable length 2 5 m 9031B032 Footswitch 1 key Ca...

Page 41: ...Hardware Instructions for Use 41 Please consult www natus com for your local Sales Service office Natus Manufacturing Limited IDA Business Park Gort Co Galway Ireland Rx only Reg No 9031M1506 Rev B EN...

Page 42: ...Dantec Keypoint G4 42...

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