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NSK NLZ Endo Operation Manual

Endodontic contra angle handpiece
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Summary of Contents for NSK NLZ Endo

  • Page 2: User And Indications For Use

    CAUTION • This product is only for use with the “NLZ E” motor from NSK. Do not connect it to motors other than the NLZ E. Also, do not use this product with modes other than the Rotary Endo Mode and Reciprocating Endo Mode of the NLZ E. Doing so may exceed the allowed rotation speed, which can cause early gear deterioration, overheating, and damage to the file.

  • Page 3: Precautions For Handling And Operation

    2. Precautions for Handling and Operation Please read these precautions carefully and use only as intended or instructed. Safety instructions are intended to avoid potential hazards that could result in personal injury or damage to the device. Safety instructions are classified as follows in accordance with the seriousness of the risk. Class Degree of Risk Hazard that could result in serious injury or damage to the device if the safety instructions are not...
  • Page 4 Coagulated blood may cause handpiece failure and overheating, causing burn injuries. To avoid the risk, NSK recommends to immediately lubricate those handpieces with PANA SPRAY Plus.
  • Page 5 CAUTION • This product is only for use with the “NLZ E” motor from NSK. Do not connect it to motors other than the NLZ E. Also, do not use this product with modes other than the Rotary Endo Mode and Reciprocating Endo Mode of the NLZ E.
  • Page 6 • Always follow the instructions provided by the file manufacturer. • Should the handpiece function abnormally during use, stop using the handpiece immediately and contact your Authorized NSK Dealer. • Do not use the following fluids to wipe, immerse or clean the product; strong/super acid water, strong acid/alkaline chemicals, chlorinecontaining solutions, solvents such as benzine or thinner.

  • Page 7: Accessory List

    3. Accessory List Part Name Quantity E-Type Spray Nozzle 4. Connecting and Disconnecting the Handpiece from the Motor 4-1 Connecting 1) Insert the handpiece direct into the motor (Fig. 1). 2) Confirm that the handpiece is securely connected to the motor. Handpiece Motor 4-2 Disconnecting...
  • Page 8 CAUTION • This product is only for use with the “NLZ E” motor from NSK. Do not connect it to motors other than the NLZ E. Also, do not use this product with modes other than the Rotary Endo Mode and Reciprocating Endo Mode of the NLZ E. Doing so may exceed the allowed rotation speed, which can cause premature gear deterioration, overheating, and damage to the file.

  • Page 9: Inserting And Removing The File

    Push Button 5. Inserting and Removing the File 5-1 Inserting the File (Fig. 2) D-shape 1) Insert the file until it is correctly secured in place. 2) Depress the Push Button and insert the file into the chuck until the file “notch” mechanism engages.
  • Page 10 CAUTION • Do not use files other than specified in “9. Specifications” as such files may be accidentally released or break during rotation. ® • When using the Reciprocating Endo Mode of the NLZ E, use a WaveOne reciprocating file manufactured by the Dentsply Sirona Group. •...

  • Page 11: Checking The Handpiece Before Each Use

    6. Checking the Handpiece Before Each Use Follow the check procedure below before use. If any abnormalities are found, stop using the handpiece immediately and contact your Authorized NSK Dealer. 1) Check the Head Cap is firmly tightened. 2) Insert the file.

  • Page 12: Post-Use Maintenance

    7. Post-use Maintenance After each patient maintain the product as follows. WARNING • Immediately after a treatment (within 1 hour), perform maintenance and then store the handpiece. Failure to properly maintain the handpiece may cause infection, product failue, overheating leading burn injuries.
  • Page 13 7-1 Cleaning at point-of use CAUTION • Do not use the following fluids to wipe, immerse or clean the product; strong/super acid water, strong acid/alkaline chemicals, chlorinecontaining solutions, solvents such as benzine or thinner. • Do not immerse the product in disinfectant or perform cleaning with an ultrasonic washer.
  • Page 14 3) Wipe the exterior of the handpiece clean using a cloth moistened with disinfectant or ethanol with a concentration of 60-90% (Fig. 7). Fig. 7 4) Remove the handpiece from the motor (Fig. 8). 5) Carry the handpiece to the decontamination area. Fig.
  • Page 15 7-2 Cleaning, Disinfecting, and Drying Perform cleaning, disinfecting, and drying using either the manual or automatic method. Manual Method (Cleaning, Disinfecting, and Drying the Exterior) 1) Clean the exterior of the handpiece under running water using a soft (non-metallic) brush (Fig.
  • Page 16 2) Wipe the exterior of the handpiece clean using a cloth moistened with disinfectant or ethanol with a concentration of 60-90% (Fig. 11). After cleaning and disinfecting, if the residual moisture is present, wipe off with dry cloth or blow it off with compressed air until there is no moisture in the interior and exterior. When blowing off with compressed air, cover the handpiece with cloth to prevent scattering of water.
  • Page 17 Automatic Method (Cleaning, Disinfecting, and Drying the Exterior and Interior) Use a washer-disinfector that conforms to ISO 15883-1 to perform cleaning, disinfecting, and drying. When using a washer-disinfector, follow the instructions given by the manufacturer of the washer-disinfector. ® Miele VARIO-TD mode is recommended.
  • Page 18 7-3 Cleaning and Lubrication Perform cleaning and lubrication using either the manual or automatic method. Manual Method (Cleaning and Lubricating the Interior) E-Type Spray Nozzle 1) Attach an E-Type Spray Nozzle to the nozzle of the PANA SPRAY Plus. 2) Shake the can 3 or 4 times, and insert the E-Type spray nozzle into the rear of the handpiece while holding the head of the handpiece with a cloth etc..
  • Page 19 CAUTION • Do not use sprays other than NSK PANA SPRAY Plus. Using sprays other than PANA SPRAY Plus may cause the handpiece to overheat. • Hold the spray can upright. • Firmly hold the handpiece to prevent it slipping when spray pressure is applied.
  • Page 20 NOTICE • NSK recommends the use of “Spray Mist Absorber” (Y900084) to prevent oil mist expelling out of the handpiece head. Automatic Method (Cleaning and Lubricating the Interior) Use an NSK automatic lubrication system to perform lubrication. For information on using an automatic lubrication system, see the instruction manual for the automatic lubrication system.
  • Page 21 7-4 Packaging, Sterilizing, and Drying 1) Insert the handpiece into a sterilization pouch that conforms to ISO 11607-1, and seal the pouch. 2) Perform steam sterilization with the following conditions. Type Gravity Displacement Pre-Vacuum (Dynamic Air Removal) Temperature 134°C 134°C Full Cycle Time 10 min.
  • Page 22 • Do not touch the product immediately after steam sterilization as it will be very hot and must remain in a sterile condition. • Steam sterilization is recommended for the product. The validity of other sterilization methods (such as plasma sterilization or EOG sterilization) is not confirmed. NOTICE • NSK recommends Class B sterilizers as stated in EN 13060.

  • Page 23: Periodical Maintenance Checks

    If the sterility retention period has elapsed, perform sterilization again with a new sterilization pouch. 8. Periodical Maintenance Checks Every 3 months perform periodical maintenance checks, referring to the check sheet below. If any abnormalities are found, contact your Authorized NSK Dealer. Points to check Details Head cap is loose Check that the Head Cap is firmly tightened.

  • Page 24: Specifications

    9. Specifications Model NLZ Endo Connectable Motor NLZ E Max. Rotation Speed (Motor) 6,000min Max. Rotation Speed (Handpiece) 1,000min Gear Ratio 6 : 1 Reduction ® ISO 1797-1 (EN ISO 1797-1) Type 1 ø 2.35 mm Engine File (Use a WaveOne...
  • Page 25 10. Symbol This product can be sterilized in a steam sterilizer up to Max. 135ºC. This product can be washed via washer-disinfector. Conforms to CE European Directive of "Medical device directive 93/42/EEC." Manufacturer. Authorized representative in the European community. Consult operation instructions. GS1 DataMatrix for Unique Device ldentifier.

  • Page 26: Warranty

    Warranty is voided should the product be not used correctly or for the intended purpose or has been tampered with by unqualified personnel or has had non NSK parts installed. Replacement parts are available for seven years beyond discontinuation of the model.

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