W & H Dentalwerk
Surgical Handpiece Instructions for Use
50 Pages

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Page 1
Instructions for Use
Surgical Handpiece S-11 L with mini LED+
Contents Symbols..................................................................................................................................................................................... 4 in the Instructions for Use....................................................................................................................................................................4 on the medical device/packaging........................................................................................................................................................5 1. Introduction.......................................................................................................................................................................... 6 2. Safety notes......................................................................................................................................................................... 9 3. Product description............................................................................................................................................................ 13 4. Operation............................................................................................................................................................................. 14 Assembly/Removal.............................................................................................................................................................................14 Rotary instruments.............................................................................................................................................................................17 To change the rotary instrument....................................................................................................................................................... 18 Test run................................................................................................................................................................................................19 5. Hygiene and maintenance................................................................................................................................................ 20 General notes..................................................................................................................................................................................... 20 Limitations on processing................................................................................................................................................................. 22 Initial treatment at the point of use...................................................................................................................................................23 2
Manual cleaning................................................................................................................................................................................. 24 Manual disinfection........................................................................................................................................................................... 29 Automated cleaning and disinfection............................................................................................................................................... 30 Drying................................................................................................................................................................................................. 32 Inspection, Maintenance and Testing............................................................................................................................................... 33 Packaging........................................................................................................................................................................................... 38 Sterilization........................................................................................................................................................................................ 39 Storage.................................................................................................................................................................................................41 6. Servicing............................................................................................................................................................................. 42 7. W&H Accessories and spare parts.................................................................................................................................... 43 8. Technical data..................................................................................................................................................................... 44 9. Disposal.............................................................................................................................................................................. 46 Explanation of warranty terms.............................................................................................................................................. 47 Authorized W&H service partners......................................................................................................................................... 49 3
Symbols
in the Instructions for Use
WARNING! (if persons could be injured)
ATTENTION! (to prevent damage occurring)
General explanations, without risk to persons or objects
Do not dispose of with domestic waste
Caution! According to Federal law, this medical device may only be sold by or on the order of a dentist, physician or any other medical practitioner licensed by the law of the State in which he or she practices and intends to use or order the use of this medical device. 4
Symbols CE marking XXXX with identification number of the Notified Body Catalogue number Serial number Date of manufacture
DataMatrix Code for product information including UDI (Unique Device Identification)
on the medical device/packaging Data structure in accordance with Health Industry Bar Code
Thermo washer disinfectable UL Component Recognition Mark indicates compliance with Canadian and U.S. requirements
Sterilizable up to the stated temperature 5
1. Introduction Customer satisfaction has absolute priority in the W&H quality policy. This medical device has been developed, manufactured and subjected to final inspection according to legal regulations, quality and industry standards. For your safety and the safety of your patients Prior to initial use please read the Instructions for Use. These explain how to use your medical device and guarantee a smooth and efficient operation. Observe the safety notes. Intended use Surgical treatment of organic hard tissue. Misuse may damage the medical device and hence cause risks and hazards for patient, user and third parties. 6
Qualifications of the user We have based our development and design of the medical device on the physician target group. Production according to EU Directive The medical device meets the requirements of Directive 93/42/EEC. Responsibility of the manufacturer The manufacturer can only accept responsibility for the safety, reliability and performance of the medical device when it is used in compliance with the following directions: >> The medical device must be used in accordance with these Instructions for Use. >> The medical device has no components that can be repaired by the user. >> Modifications or repairs must only be undertaken by an authorized W&H service partner (see page 49). 7
Skilled application The medical device is intended only for skilled application according to the intended use as well as in compliance with the valid health and safety at work regulations, the valid accident prevention regulations and in compliance with these Instructions for Use. The medical device should only be prepared for use and maintained by staff who have been trained in procedures for infection control, personal safety and patient safety. Improper use (e.g., through poor hygiene and maintenance), non-compliance with our instructions or the use of accessories and spare parts which are not approved by W&H, invalidates all claims under warranty and any other claims. Any serious incident that has occurred in relation to the medical device should be reported to the manufacturer and the competent authority! 8
2. Safety notes >> Before using the medical device for the first time, store it at room temperature for 24 hours. >> The operation of the medical device is permitted only on supply units which correspond to the standards IEC 60601-1 (EN 60601-1) and IEC 60601-1-2 (EN 60601-1-2). >> Always ensure the correct operating conditions and coolant function. >> Always ensure that sufficient and adequate coolant is delivered and ensure adequate suction. >> In case of coolant supply failure, the medical device must be stopped immediately. >> Check the medical device for damage and loose parts each time before using. >> Do not operate the medical device if it is damaged. >> Only attach the medical device onto the micromotor when the motor is at a complete standstill. >> Do not activate the chuck lever of the medical device during operation. This leads to detachment of the rotary instrument and/or makes the medical device hot. >> Perform a test run each time before using. >> Avoid overheating at the treatment site. 9
>> Do not touch the soft tissue with the handpiece head (risk of burning)! >> Avoid contact between LED and soft tissue (risk of burning due to the LED heating up). >> Do not use the medical device as a light probe. >> Do not look directly into the LED. The medical device is not approved for operation in potentially explosive atmospheres. 10
Risks due to electromagnetic fields The functionality of implantable systems, such as cardiac pacemaker and implantable cardioverter defibrillator (ICD), can be affected by electric, magnetic and electromagnetic fields. >> Find out if patient and user have implanted systems before using the medical device and consider the application. >> Weigh the risks and benefits. >> Keep the medical device away from implanted systems. >> Make appropriate emergency provisions and take immediate action on any signs of ill-health. >> Symptoms such as raised heartbeat, irregular pulse and dizziness can be signs of a problem with a cardiac pacemaker or ICD. 11
Hygiene and maintenance prior to initial use >> The medical device is sealed in PE film and not sterilized when delivered. >> The PE film and the packaging are non-sterilizable. >> Clean, disinfect and lubricate the medical device. >> Sterilize the medical device, the nozzle cleaner and the coolant tube. 12
3. Product description
LED Handpiece head* Coolant tube (movable) Chuck lever Area of chuck lever Shaft Sheath* Long nozzle cleaner * Symbols on parts and Sheath open Direction of rotation Sheath locked 13
4. Operation
Assembly/Removal
Do not assemble or remove the medical device during operation!
The medical device is matched to W&H electric motor EM-19 LC / EM-19 and to W&H Implantmed SI-10xx. You can only make full use of all the medical device's advantages in this combination (e.g., constant illumination at every speed).
The medical device may only be used with W&H electric motor EM-19 LC / EM-19. The user accepts sole responsibility if the medical device is used on other electric motors. The manufacturer accepts no liability.
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Coolant tube Fit the coolant tube. or Pull off the coolant tube. 15
Medical device Push the medical device onto the motor and turn until it engages audibly. Verify secure hold. or Remove the medical device. 16
Rotary instruments >> Use only rotary instruments which are in perfect condition and pay attention to the direction of rotation of the rotary instrument. Follow the operating instructions of the manufacturer. >> Insert the rotary instrument only when the medical device is stationary. >> Never touch the rotary instrument while it is still rotating. >> Do not activate the chuck lever of the medical device during operation. This leads to detachment of the rotary instrument and/or makes the medical device hot. 17
To change the rotary instrument Unlock and swivel the chuck lever. Insert the rotary instrument until the limit stop. Return the chuck lever to the initial position. Verify secure hold. or Unlock and swivel the chuck lever. Remove the rotary instrument. 18
Test run Do not hold the medical device at eye level. >> Insert the rotary instrument. >> Operate the medical device. In the event of operating malfunctions (e.g., vibrations, unusual noise, overheating, coolant failure or leaking) stop the medical device immediately and contact an authorized W&H service partner. 19
5. Hygiene and maintenance
General notes
>> Follow your local and national laws, directives, standards and guidelines for cleaning, disinfection and sterilization.
>> Wear protective clothing, safety glasses, face mask and gloves.
>> Use only oil-free, filtered compressed air with a maximum operating pressure of 3 bar for manual drying.
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Cleaning agents and disinfectants >> Read the notes, follow the instructions and heed the warnings provided by the manufacturers of cleaning agents and/or disinfectants. >> Use only detergents which are intended for cleaning and/or disinfecting medical devices made of metal and plastic. >> It is imperative to comply with the concentrations and exposure times specified by the manufacturer of the disinfectant. >> Use disinfectants which have been tested and found effective by the Verbund für Angewandte Hygiene e.V. (VAH = Association for Applied Hygiene), the Österreichische Gesellschaft für Hygiene, Mikrobiologie und Präventivmedizin (ÖGHMP = Austrian Society for Hygiene, Microbiology and Preventive Medicine), the Food and Drug Administration (FDA) and the U.S. Environmental Protection Agency (EPA). The user is responsible for validating its process if the specified cleaning agents and disinfectants are not available. 21
Hygiene and maintenance
Limitations on processing
The product lifetime and the medical device’s ability to operate correctly are mainly determined by mechanical stress during use and chemical influences due to processing. >> Send worn or damaged medical devices and/or medical devices with material changes to an authorized W&H service partner.
Processing cycles >> We recommend a regular service for the W&H medical device after 500 processing cycles or one year. >> W&H recommends that the coolant tube is replaced after 100 processing cycles.
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Hygiene and maintenance
Initial treatment at the point of use
Clean the medical device immediately after every treatment, to flush out liquid (e.g., blood, saliva etc.) and to prevent settling on the internal parts. >> Operate the medical device for at least 10 seconds at idle speed. >> Ensure that all coolant outlets are rinsed out.
>> Wipe the entire surface of the instrument with disinfectant. >> Remove the rotary instrument. >> Remove the medical device.
Note that the disinfectant used during pre-treatment is only for personal protection and cannot replace the disinfectant step after cleaning.
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Hygiene and maintenance 24
Manual cleaning Disassembling the medical device Pull off the coolant tube. Unlock and swivel the chuck lever. Twist the sheath off the handpiece head by turning it once.
Remove the chuck lever. Remove the shaft from the handpiece head. 25
Do not place the medical device in liquid disinfectant or in an ultrasonic bath. >> Clean the medical device under running tap water (< 35°C / < 95°F). >> Rinse and brush off all internal and external surfaces. >> Move moving parts back and forth several times. >> Remove liquid residues using compressed air. 26
Cleaning the external coolant tubes The removable coolant tube and the nozzle cleaner can be cleaned in an ultrasonic bath and/or in the washer-disinfector. Clean coolant outlets carefully with the nozzle cleaner to remove dirt and deposits. Blow through the coolant tube using compressed air. In case of blocked coolant outlets or coolant tubes contact an authorized W&H service partner. 27
Cleaning the LED Avoid scratching the LED! Wash the LED with cleaning fluid and a soft cloth. Blow the LED dry using compressed air or dry it carefully with a soft cloth. >> Carry out a visual inspection after each cleaning process. >> Do not use the medical device if the LED is damaged and contact an authorized W&H service partner. 28
Hygiene and maintenance >> W&H recommends wipe-down disinfection.
Manual disinfection
Evidence of the medical device’s basic suitability for effective manual disinfection was provided by an independent test laboratory using the disinfectants “mikrozid® AF wipes” (Schülke & Mayr GmbH, Norderstedt) and “CaviWipes™” (Metrex).
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Hygiene and maintenance
Automated cleaning and disinfection
W&H recommends automated cleaning and disinfection using a washer-disinfector (WD). >> Read the notes, follow the instructions and heed the warnings provided by the manufacturers of washer‑disinfectors, cleaning agents and/or disinfectants.
Evidence of the medical device’s basic suitability for effective automated disinfection was provided by an independent test laboratory using the »Miele PG 8582 CD« washer‑disinfector (Miele & Cie. KG, Gütersloh) and the »Dr. Weigert neodisher® MediClean forte« cleaning agent (Dr. Weigert GmbH & Co. KG, Hamburg). >> Cleaning at 55°C (131°F) – 5 minutes >> Disinfection at 93°C (200°F) – 5 minutes
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Automated cleaning and disinfection of the external coolant tubes Use the W&H adaptor kit REF 07233500. Screw the W&H adaptor into the adaptor on the injector rail. Screw the W&H intermediate adaptor onto the W&H adaptor. Put the W&H silicone hose over the W&H intermediate adaptor. Insert the external coolant tube into the W&H silicon hose. 31
Hygiene and maintenance
Drying
>> Ensure that the medical device is completely dry internally and externally after cleaning and disinfection. >> Remove liquid residues using compressed air.
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Hygiene and maintenance
Inspection, Maintenance and Testing
Inspection >> Check the medical device after cleaning and disinfection for damage, visible residual soiling and surface changes. >> Reprocess any medical devices that are still soiled. >> Sterilize the reassembled medical device following cleaning, disinfection and lubrication.
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Reassembling the medical device Reassemble the medical device following cleaning and disinfection. >> Without coolant tube >> Type and serial numbers must be identical Note the positioning of the area of chuck lever. Insert the shaft into the handpiece head. Insert chuck lever (a) and turn it to initial position (b). Check free running of the shaft. 34
Insert the sheath onto the handpiece head. Turn the sheath until it engages audibly. Note the symbols and turn until locked. 35
Lubrication >> Lubricate the dry medical device immediately after cleaning and/or disinfection. Recommended lubrication cycles >> Essential after every internal cleaning >> Before each sterilization With W&H Service Oil F1, MD-400 >> Follow the instructions on the oil spray can and on the packaging. or With W&H Assistina >> Follow the instructions in the Assistina Instructions for use. 36
Test after lubrication >> Direct the medical device downwards. >> Operate the medical device so that excess oil can escape. >> Remove any oil that has escaped. >> Excess oil may result in the medical device overheating. 37
Hygiene and maintenance
Packaging
Wrap the medical device and the accessories in sterilization packages that meet the following requirements:
>> The sterilization package must meet the applicable standards in respect of quality and use and must be suitable for the sterilization method. >> The sterilization package must be large enough for the sterilization procedure. >> The loading sterilization package must not be under tension.
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Hygiene and maintenance W&H recommends sterilization according to EN 13060, EN 285 or ANSI/AAMI ST55.
Sterilization
>> Read the notes, follow the instructions and heed the warnings provided by the manufacturers of steam sterilizers. >> The program selected must be suitable for the medical device.
>> Pull off the coolant tube from the medical device before sterilization.
>> Sterilize the coolant tube and the medical device.
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Recommended sterilization cycles >> Steam sterilization (type B, N) >> Sterilization time at least 3 minutes at 134°C (273°F), 4 minutes at 132°C (270°F), 30 minutes at 121°C (250°F) >> Maximum sterilization temperature 135°C (275°F) Evidence of the medical device’s basic suitability for effective sterilization was provided by an independent test laboratory using the LISA 517 B17L steam sterilizer (W&H Sterilization S.r.l., Brusaporto (BG)) and the CertoClav MultiControl MC2-S09S273 steam sterilizer (CertoClav GmbH, Traun). »Dynamic-air-removal prevacuum cycle« (type B): temperature 134°C (273°F) – 3 minutes* temperature 132°C (270°F) – 4 minutes*/** »Gravity-displacement cycle« (type N): temperature 121°C (250°F) – 30 minutes** * EN 13060, EN 285, ISO 17665 ** ANSI/AAMI ST55 , ANSI/AAMI ST79 40
Hygiene and maintenance >> Store sterile goods dust-free and dry. >> The shelf life of the sterile goods depends on the storage conditions and type of packaging.
Storage
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6. Servicing Repairs and returns In the event of operating malfunctions immediately contact an authorized W&H service partner. Repairs and maintenance work must only be undertaken by an authorized W&H service partner. >> Ensure that the medical device has been completely processed before returning it. 42
7. W&H Accessories and spare parts
Use only original W&H accessories and spare parts or accessories approved by W&H. Supplier: W&H partners
000301xx 30310000 10940021 02038200 00636901 06879500 07233500
Assistina 301 plus Assistina TWIN (MB-302) Service Oil F1, MD-400 (6 pcs) Spray adaptor Long nozzle cleaner Coolant tube for S-11 L Adaptor kit for the washer-disinfector
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8. Technical data
Transmission ratio Colour coding Permitted motor connection Rotary instruments Permitted bur length Minimum chucking length Maximum drive speed Coolant volume
(W&H) ISO 1797 (Ø mm) (mm) (rpm) ISO 14457 (ml/min)
S-11 L 1:1 blue EM-19 LC / EM-19 2.35* 45** until limit stop 50,000 > 50
rpm (Revolutions per minute) * System Stryker usable ** When using longer or shorter rotary instruments the user must ensure by correct selection of the operating conditions, that there is no danger to the user, patient or third parties. 44
Temperature information Temperature of the medical device on the operator side: maximum 55°C (131°F) Temperature of the medical device on the patient side: maximum 50°C (122°F) Temperature of the working part (rotary instrument): maximum 41°C (105.8°F)
Ambient conditions Temperature during storage and transport: Air Humidity during storage and transport: Temperature during operation: Air Humidity during operation:
-40°C to +70°C (-40°F to +158°F) 8 % to 80 % (relative), non-condensing +10°C to +35°C (+50°F to +95°F) 15 % to 80 % (relative), non-condensing
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9. Disposal Ensure that the parts are not contaminated on disposal. Follow your local and national laws, directives, standards and guidelines for disposal. >> Medical device >> Waste electrical equipment >> Packaging 46
Explanation of warranty terms This medical device has been manufactured with great care by highly qualified specialists. A wide variety of tests and controls guarantees faultless operation. Please note that claims under warranty can only be validated when all the directions in the Instructions for Use have been followed. As manufacturer, W&H is liable for material or manufacturing defects within a warranty period of 24 months from the date of purchase. Accessories and consumables (coolant tube, nozzle cleaner, spray adaptor, adaptor kit) are excluded from the warranty. We accept no responsibility for damage caused by incorrect handling or by repairs carried out by third parties not authorized to do so by W&H! Claims under warranty – accompanied by proof of purchase – must be sent to the vendor or to an authorized W&H service partner. The provision of service under warranty extends neither the warranty period nor any other guarantee period. 24 months warranty
Authorized W&H service partners Find your nearest authorized W&H service partner at http://wh.com Simply go to the menu option »Service« for full details. Or simply scan the QR code. 49
Manufacturer
W&H Dentalwerk Bürmoos GmbH Ignaz-Glaser-Straße 53, 5111 Bürmoos, Austria
t + 43 6274 6236-0, f + 43 6274 6236-55
wh.com
Form-Nr. 50884 AEN Rev. 003 / 17.12.2020 Subject to alterations