DENTAL HANDPIECE

K093971 · North West Medical Instrument (Group) Co., Ltd. · EFB · Apr 22, 2010 · Dental

Device Facts

• Record ID: K093971
• Device Name: DENTAL HANDPIECE
• Applicant: North West Medical Instrument (Group) Co., Ltd.
• Product Code: EFB · Dental
• Decision Date: Apr 22, 2010
• Decision: SESE
• Submission Type: Traditional
• Regulation: 21 CFR 872.4200
• Device Class: Class 1
• Attributes: Therapeutic, 3rd-Party Reviewed

Intended Use

High Speed Air Turbine Handpiece series: This device is an air-powered hand-held device, intended to prepare dental cavities for restorations, such as tooth body treatment, tooth drilling and tooth grinding of stomatology. Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece Series: This device is an air-powered hand-held device. intended for removing curious material, reducing hard tooth structure, cavity preparation, finishing tooth preparations, restorations and polishing teeth for use by a trained professional in general dentistry.

Device Story

Air-powered hand-held dental handpieces; high-speed turbine and low-speed motor variants; used for cavity preparation, drilling, grinding, and polishing. High-speed models include optional LED illumination (3.3V DC power from therapy machine). Devices are reusable; require sterilization by user. Operated by trained dental professionals in clinical settings. Output is mechanical rotation of dental burs/tools for tooth treatment. Benefits include efficient removal of tooth structure and preparation for restorations.

Clinical Evidence

Bench testing only. Performance evaluated against ISO 7785-1:1997, ISO 9168:1991, ISO 7785-2:1995, and ISO 13294:1997. Electrical safety and electromagnetic compatibility for illuminated models verified per IEC 60601-1 and IEC 60601-1-2.

Technological Characteristics

Air-powered turbine/motor drive; high-speed and low-speed configurations. Materials: unspecified metal. Illumination: LED (3.3V DC). Standards: ISO 7785-1, ISO 7785-2, ISO 9168, ISO 13294, IEC 60601-1, IEC 60601-1-2. Sterilization: user-performed. Connectivity: pneumatic connection to dental therapy unit; electrical connection for LED models.

Indications for Use

Indicated for dental professionals performing cavity preparation, tooth drilling, grinding, removal of carious material, tooth structure reduction, finishing, and polishing in general dentistry.

Regulatory Classification

Identification

A dental handpiece and accessories is an AC-powered, water-powered, air-powered, or belt-driven, hand-held device that may include a foot controller for regulation of speed and direction of rotation or a contra-angle attachment for difficult to reach areas intended to prepare dental cavities for restorations, such as fillings, and for cleaning teeth.

Predicate Devices

• INTEGRITY Low Speed Den Hi-Speed Turbine Handpiece (K070155)
• Hi-Speed Turbine Handpiece (K071561)

Submission Summary (Full Text)

{0}------------------------------------------------

K093971

Premarket Notification 510(k) Chapter 111 510(k) Summary Report No.: 20081110

APR 2 2 2010

# Chapter III 510(k) Summary

This summary of 510(k) safety and effectiveness information is being submitted in accordance with the requirements of SMDA 1990 and 21 CFR 9807.92.

The Assigned 510(k) Number is:

- 1. Device Information
Device Common Name: Handpiece, Air Powered, Dental Device Trade/Proprietary Name:

- a. High Speed Air Turbine Handpiece series
- b. Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series

#### Classification Information:

- a. High Speed Air Turbine Handpiece series
- 1. Classification Name: Handpiece, Air Powered, Dental
- 2. Regulation Number:872.4200
- 3. Product Code: EFB
- 4. Class: I
- 5. Review Panel: Dental
- b. Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series
- (1) Classification Name: Handpiece, Air Powered, Dental
- (2) Regulation Number:872.4200
- (3) Product Code: EFB
- (4) Class: I
- (5) Review Panel: Dental
- 2. Submitter Information

#### Manufacturer Name and Address

North West Medical Instrument (Group) Co., Ltd

No.3 Biyuan Road, Xianyang, Shaanxi 712000, P. R.China

{1}------------------------------------------------

### Contact Person of the Submission

Ms. Diana Hong Mr. Tarzan Wang Shanghai Mid-Link Business Consulting Co., Ltd Suite 8D, No.19, Lane 999 Shanghai, 20030, China Tel: [phone] Fax: [phone] ext. 809 Email: [e-mail]

## 3. Device Description 3.1 High Speed Air Turbine Handpiece series

There are two series (total 12 models) handpieces in this high speed hanhpiece series as A and B series. A series means the initial of model is "A", which include Quick Coupling, B series means the initial of model is "B", which doesn't include Quick Coupling.

The High Speed Air Turbine Handpiece series device is reusable device, but they should be sterilized before use, the sterilization method please refer to Section 1.4 of Chapter VIII information manual.

In the A series of High Speed Air Turbine Handpiece series device, there are 2 models (AZL-4 and ADZ-4) device have one especial different from other model. These two model device have illumination function implemented via LED, the power supply of which is 3.3V d.c. and supplied by Therapy Machine.

All the variant types of High Speed Air Turbine Handpiece series follow the same principle with the same intended use and are made of same materials

The applicant device is not for life-supporting or life-sustaining, not for implant. The device is for prescription. The device does not contain drug or biological product. The device are not provided as sterile, they can be reusable and re-sterilized by the user. The device is not software-driven device.

## 3.2 Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series

This series devices is the low speed handpiece device which includes 2 air motors (model 0222 is two hole motor; model 0224 is four hole motor), one

{2}------------------------------------------------

Premarket Notification 510(k) Chapter III 510(k) Summary Report No .: 20081110

straight head (model 043) and one contra angle head (model 058E). the two air motor can be matched with the straight or contra angle head discretional for different condition.

The Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series device is reusable device, but they should be sterilized before use, the sterilization method please refer to Section 2.4 of Chapter VIII information manual.

All the variant types of Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series follow the same principle with the same intended use and are made of same materials

The applicant device is not for life-supporting or life-sustaining, not for implant. The device is for prescription. The device does not contain drug or biological product. The device are not provided as sterile, they can be reusable and re-sterilized by the user. The device is not software-driven device.

- 4. Intended Use
15

1

#### High Speed Air Turbine Handpiece series

This device is an air-powered hand-held device, intended to prepare dental cavities for restorations, such as tooth body treatment, tooth drilling and tooth grinding of stomatology.

Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece Series

This device is an air-powered hand-held device. intended for removing curious material, reducing hard tooth structure, cavity preparation, finishing tooth preparations, restorations and polishing teeth for use by a trained professional in general dentistry.

#### 5. Substantially Equivalence Determination

Predicate Device

- a. INTEGRITY Low Speed Den Hi-Speed Turbine Handpiece K-number: K070155 Manufactured by: Osseo Scientific, LLC
111-3

{3}------------------------------------------------

- b. Hi-Speed Turbine Handpiece K-number: K071561 Manufactured by: Beijing North Pole Dental Handpiece Co., Ltd.
The applicant devices are substantially equivalent to claimed predicate devices with respect to safety and effectiveness.

## 6. Test Summary

1

# 6.1 High Speed Air Turbine Handpiece series

The performance of device following ISO7785-1:1997 and ISO9168:1991 were conducted.

For the model AZL-4 and ADZ-4, because of the illumination set, these two models device are electrically operated and the electrical safety and electromagnetic compatibility following IEC 60601-1 and IEC60601-1-2 were conducted.

# 6.2 Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece series

The performance of device following ISO7785-2:1995, ISO13294:1997and ISO9168:1991 were conducted.

{4}------------------------------------------------

Image /page/4/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" arranged around the top half of the circle. Inside the circle is a stylized image of an eagle or bird with three wing-like lines extending from its body.

Food and Drug Administration 10903 New Hampshire Avenue Document Control Room -WO66-G609 Silver Spring, MD 20993-0002

North West Medical Instrument (Group) Company, Limited C/O Ms. Dawn Tibodeau Responsible Third Party Official TÜV SÜD America, Incorporated 1775 Old Highway 8 New Brighton, Minnesota 55112-1891

APR 2 2 2010

Re: K093971

Trade/Device Name: High Speed Air Turbine Handpiece Series and Dental Low Speed Handpiece Including Air Motor Straight and Geared Angle Handpiece Series Regulation Number: 21CFR 872.4200 Regulation Name: Dental Handpiece and Accessories Regulatory Class: I Product Code: EFB Dated: April 12, 2010 Received: April 14, 2010

Dear Ms. Tibodeau:

We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.

If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.

{5}------------------------------------------------

Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical device-related adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.

If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please go to

http://www.fda.gov/AboutFDA/CentersOffices/CDRH/Offices/ucm115809.htm for the Center for Devices and Radiological Health's (CDRH's) Office of Compliance. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to

http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.

You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number [phone] or [phone] or at its Internet address http://www.fda.gov/MedicalDevices/Resourcesfor You/Industry/default.htm.

Sincerely vours.

Nh for

Anthony Watson, B.S., M.S., M.B.A. Director Division of Anesthesiology, General Hospital, Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health

Enclosure

{6}------------------------------------------------

K093971

Premarket Notification 510(k) Chapter II Indication for Use Statement Report No .:

# Indication For Use

510(k) Number (if known): Pending ------

Device Name: High Speed Air Turbine Handpiece scries

Indications for Use:

This device is an air-powered hand-held device, intended to prepare dental cavities for restorations, such as tooth body treatment, tooth drilling and tooth grinding of stomatology.

Prescription Use J (Part 21 CFR 801 Subpart D) AND/OR

Over-The-Counter Use (21 CFR 801 Subpart C)

(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE OF NEEDED)

Concurrence of CDRH, Office of Device Evaluation (ODE)

Kein Mulig for MSR

(Division Sign-Off) Division of Anesthesiology, General Hospital Infection Control, Dental Devices

Page 2 1 of

ﻟﻪ ﺍ

510(k) Number

{7}------------------------------------------------

K093971

Premarket Notification 510tk) Chapter II Indication for Use Statement Report No .:

# Indication For Use

510(k) Number (if known): Pending

Device Name: Dental Low Speed Handpiece including Air Motor Straight and Geared Angle Handpiece Scries

Indications for Use:

This device is an an-powered hand-held device, intended for removing curious material. reducing hard tooth structure, cavity preparation, finishing tooth preparations. restorations and polishing teeth for use by a trained professional in general dentistry

Prescription Use __ ــﻪ (Part 21 CFR 801 Subpart D)

AND/OR

Over - The-Counter Use (21 CFR 801 Subpart C)

(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE OF NEED!D)

Concurrence of CDRH, Office of Device Evaluation (ODE)

Kein Muly for MSR

(Division Sign-Off) (Division Sign-Off)
Division of Anesthesiology, General Hospital
Division of Anesthesiology, General Devices Division of Antonious Devices

Page