NSK NAKANISHI

High Speed Drill System

SGS and SGA Operation Manual Dec 2013

Operation Manual

2 Pages

Surgical Handpiece  SGS / SGA OM-SH0015E 004  Intended to Use This handpiece is designed for surgical use by qualified personnel.  CAUTION • When operating the handpiece always consider the safety of the patient. • Do not disassemble or alter the handpiece. For service or repair, contact authorized dealer. • Check for vibration, noise and overheating before use. If any abnormalities are found, stop using the handpiece immediately and contact authorized dealer. • Should the handpiece function abnormally, cease operation immediately and return the handpiece to an authorized dealer for repair. • Do not allow any impact on to the sheath. Do not drop the handpiece. • Ball bearings are articles of consumption. When you leave it broken, it may cause burn injury. • Do not turn the Bur Lock Ring while the handpiece is rotating. • Do not connect or disconnect the handpiece until the motor has completely stopped. • Ensure the bur and motor connection. Improper connection may cause spin the bur out. • Immediately after use, the handpiece should be cleaned, lubricated and sterilized before blood, etc. dries inside the handpiece. If blood is left on the handpiece, it can become clotted and causing rust. • Do not wipe nor immerse the handpiece in acidic water or acidic solutions. • Perform periodical maintenance checks. • If the handpiece has not been used for a long period, check for noise, vibration, and overheating before use.  1. Specifications Model Handpiece Type Gear Ratio Allowable Max. Speed Bur Size Model Handpiece Type Gear Ratio Allowable Max. Speed Bur Size Model Handpiece Type Gear Ratio Allowable Max. Speed Bur Size Model Handpiece Type Gear Ratio Allowable Max. Speed Bur Size  SGA-ES Angle / Short  Short Surgical Burs ø2.35 x L70 mm SGA-E2S Angle / Short  Short Surgical Burs ø2.35 x L70 mm SGS-ES Straight / Short  Short Surgical Burs ø2.35 x L70 mm SGS-E2S Straight / Short  Short Surgical Burs ø2.35 x L70 mm  SGA-EM Angle / Medium 1:1 Direct Drive 40,000 min-1(rpm) Medium Surgical Burs ø2.35 x L95 mm SGA-E2M Angle / Medium 1:2 Increasing 80,000 min-1(rpm) Medium Surgical Burs ø2.35 x L95 mm SGS-EM Straight / Medium 1:1 Direct Drive 40,000 min-1(rpm) Medium Surgical Burs ø2.35 x L95 mm SGS-E2M Straight / Medium 1:2 Increasing 80,000 min-1(rpm) Medium Surgical Burs ø2.35 x L95 mm  SGA-EL Angle / Long  Long Surgical Burs ø2.35 x L125 mm SGA-E2L Angle / Long  Long Surgical Burs ø2.35 x L125 mm SGS-EL Straight / Long  Long Surgical Burs ø2.35 x L125 mm SGS-E2L Straight / Long  Long Surgical Burs ø2.35 x L125 mm  2. Connecting/Disconnecting the Handpiece and the Motor (1) Connecting 1) Insert the handpiece until it reached the end of the Motor Insert. 2) Screw it until it click.  Handpiece  Motor  Motor Insert  (2) Disconnecting Hold the Motor and the Handpiece, then pull out.  Fig.1  3. Mounting and Removing Bur (1) To Insert the Bur 1) Turn the Bur Lock Ring in the direction of the " " mark until it clicks. (Fig. 2) 2) Insert the bur fully into the chuck then turn the Bur Lock Ring in the direction of the mark " " until it clicks. 3) Test that the bur is secure by gently pulling and pushing the bur. (2) Removing Turn the Bur Lock Ring in the direction of mark " " until it clicks and remove the bur.  Chuck Open Open  Chuck Close  Close  Fig. 2  CAUTION for Bur Usage • Make sure to align the mark with " " mark. If those marks are not completely aligned, it may cause handpiece overheating or patient burn injuries. • Do not rotate the motor when the Bur Lock Ring is at OPEN position, or a bur is not mounted in the chuck and do not turn the Bur Lock Ring while the handpiece is rotating. It may cause the motor/handpiece disconnection or sudden heat generation. • Do not use bent, damaged or sub-standard burs. The shank could bend or brake even within the recommended speed. • Always keep bur shanks clean. Dirt or debris in a chuck could cause poor bur concentricity or low chuck retention force. • Do not use the bur other than specified in Specification.
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File Name: sgs_and_sga_operation_manual_dec_2013_.pdf

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