K Number
K973024
Device Name
INTELECT LEGEND ULTRASOUND
Date Cleared
1997-11-10

(88 days)

Product Code
Regulation Number
890.5300
AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP Authorized
Intended Use
Ultrasound for use in applying deep heat can be used for treatment of selected medical conditions such as the relief of pain, muscle spasms and joint contractures. These conditions may be associated with adhesive capsulitis, bursitis with slight calcification, myositis and soft tissue injuries. The Intelect Legend Ultrasound, while using any of the applicators available for this device, can provide therapeutic deep heating between 40° and 45 °C in all of its operating modes.
Device Description
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More Information

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No
The provided text describes a therapeutic ultrasound device and its intended use for deep heating. There is no mention of AI, ML, image processing, or any other technology typically associated with AI/ML in medical devices.

Yes
The device is used for the "treatment of selected medical conditions such as the relief of pain, muscle spasms and joint contractures" and provides "therapeutic deep heating."

No
The provided text describes the device's use for therapeutic deep heating to treat medical conditions, not for identifying, monitoring, or predicting diseases or conditions.

No

The description explicitly states the device is "Ultrasound for use in applying deep heat" and mentions "applicators available for this device," which are hardware components. The intended use also describes a physical therapeutic effect (deep heating).

Based on the provided information, this device is not an IVD (In Vitro Diagnostic).

Here's why:

  • Intended Use: The intended use describes the device as an ultrasound for applying deep heat for therapeutic purposes (pain relief, muscle spasms, joint contractures). This is a therapeutic application, not a diagnostic one.
  • Lack of Diagnostic Information: The description does not mention any use of the device for analyzing biological samples (blood, urine, tissue, etc.) or providing diagnostic information about a patient's condition.
  • Focus on Treatment: The entire description revolves around the device's ability to deliver therapeutic heat.

IVD devices are used to examine specimens derived from the human body to provide information for diagnostic, monitoring, or compatibility purposes. This device clearly falls outside of that definition.

N/A

Intended Use / Indications for Use

Ultrasound for use in applying deep heat can be used for treatment of selected medical conditions such as the relief of pain, muscle spasms and joint contractures. These conditions may be associated with adhesive capsulitis, bursitis with slight calcification, myositis and soft tissue injuries. The Intelect Legend Ultrasound, while using any of the applicators available for this device, can provide therapeutic deep heating between 40° and 45 °C in all of its operating modes.

Product codes

IMI

Device Description

Intelect Legend Ultrasound

Mentions image processing

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Mentions AI, DNN, or ML

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Input Imaging Modality

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Anatomical Site

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Indicated Patient Age Range

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Intended User / Care Setting

Prescription Use

Description of the training set, sample size, data source, and annotation protocol

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Description of the test set, sample size, data source, and annotation protocol

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Summary of Performance Studies

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Key Metrics

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Predicate Device(s)

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Reference Device(s)

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Predetermined Change Control Plan (PCCP) - All Relevant Information

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§ 890.5300 Ultrasonic diathermy.

(a)
Ultrasonic diathermy for use in applying therapeutic deep heat for selected medical conditions —(1)Identification. An ultrasonic diathermy for use in applying therapeutic deep heat for selected medical conditions is a device that applies to specific areas of the body ultrasonic energy at a frequency beyond 20 kilohertz and that is intended to generate deep heat within body tissues for the treatment of selected medical conditions such as relief of pain, muscle spasms, and joint contractures, but not for the treatment of malignancies.(2)
Classification. Class II (performance standards).(b)
Ultrasonic diathermy for all other uses —(1)Identification. An ultrasonic diathermy for all other uses except for the treatment of malignancies is a device that applies to the body ultrasonic energy at a frequency beyond 20 kilohertz and that is intended for the treatment of medical conditions by means other than the generation of deep heat within body tissues as described in paragraph (a) of this section.(2)
Classification. Class III (premarket approval).(c)
Date PMA or notice of completion of PDP is required. A PMA or notice of completion of a PDP for a device described in paragraph (b) of this section is required to be filed with the Food and Drug Administration on or before July 13, 1999, for any ultrasonic diathermy described in paragraph (b) of this section that was in commercial distribution before May 28, 1976, or that has, on or before July 13, 1999, been found to be substantially equivalent to an ultrasonic diathermy described in paragraph (b) of this section that was in commercial distribution before May 28, 1976. Any other ultrasonic diathermy described in paragraph (b) of this section shall have an approved PMA or declared completed PDP in effect before being placed in commercial distribution.

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Image /page/0/Picture/1 description: The image is a black and white logo for the U.S. Department of Health & Human Services. The logo features a stylized caduceus symbol, which is a staff with two snakes coiled around it. The words "DEPARTMENT OF HEALTH & HU IN SERVICES • USA" are arranged in a circular pattern around the caduceus symbol.

Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850

NOV 10 1997

Mr. Joe Elrod ·Director of Regulatory Affairs Chattanooga Group, Inc. 4717 Adams Road P.O. Box 489 Hixson, Tennessee 37343-0489

K973024 Re: Intelect Legend Ultrasound Regulatory Class: II Product Code: IMI Dated: August 13, 1997 Received: Auqust 14, 1997

Dear Mr. Elrod:

We have reviewed your Section 510(k) notification of intent to market the device referenced above and we have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to 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, Druq, and Cosmetic Act (Act). 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.

If your device is classified (see above) into either class II (Special Controls) or class III (Premarket Approval), it may be subject to such additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 895. A substantially equivalent determination assumes compliance with the current Good Manufacturing Practice requirement, as set forth in the Quality System Regulation (QS) for Medical Devices: General regulation (21 CFR Part 820) and that, through periodic (QS) inspections, the Food and Drug Administration (FDA) will verify such assumptions. Failure to comply with the GMP regulation may result in regulatory action. In addition, FDA may publish further announcements concerning your device in the Federal Register. Please note: this response to your premarket notification submission does not affect any obligation you might have under sections 531 through 542 of the Act for devices under the Electronic Product Radiation Control provisions, or other Federal laws or regulations.

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Page 2 - Mr. Joe Elrod

This letter will allow you to begin marketing your device as described in your 510(k) premarket notification. The FDA finding of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market.

If you desire specific advice for your device on our labeling regulation (21 CFR Part 801 and additionally 809.10 for in vitro diagnostic devices), please contact the Office of Compliance at (301) 594-4659. Additionally, for questions on the promotion and advertising of your device, please contact the Office of Compliance at (301) 594-4639. Also, please note the regulation entitled, "Misbranding by reference to
premarket notification" (21 CFR 807.97). Other general information on your responsibilities under the Act may be obtained from the Division of Small Manufacturers Assistance at its toll-free number (800) 638-2041 or (301) 443-6597 or at its internet address "http://www.fda.gov/cdrh/dsmamain.html".

Sincerely yours,

Colby M. Witte, Ph.D.

Cella M. Witten, Ph.D., M.D. Director Division of General and Restorative Devices Office of Device Evaluation Center for Devices and Radiological Health

Enclosure

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CHATTANOOGA GROUP, INC.

STATEMENT OF INDICATIONS FOR USE

For Ultrasound

Ultrasound for use in applying deep heat can be used for treatment of selected medical conditions such as the relief of pain, muscle spasms and joint contractures. These conditions may be associated with adhesive capsulitis, bursitis with slight calcification, myositis and soft tissue injuries. The Intelect Legend Ultrasound, while using any of the applicators available for this device, can provide therapeutic deep heating between 40° and 45 °C in all of its operating modes.

Prescription Use (Per 21 CFR 801.109)

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4717 Adams Road P.O. Box 489 Hixson, TN 37343-0489 Phone: 423-870-2281 Fax: 423-874-0287