97-15312. General and Plastic Surgery Devices: Reclassification of the Tweezer-Type Epilator  

  • [Federal Register Volume 62, Number 112 (Wednesday, June 11, 1997)]
    [Proposed Rules]
    [Pages 31771-31775]
    From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
    [FR Doc No: 97-15312]
    
    
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    DEPARTMENT OF HEALTH AND HUMAN SERVICES
    
    Food and Drug Administration
    
    21 CFR Part 878
    
    [Docket No. 97N-0199]
    
    
    General and Plastic Surgery Devices: Reclassification of the 
    Tweezer-Type Epilator
    
    AGENCY: Food and Drug Administration, HHS.
    
    ACTION: Proposed rule.
    
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    SUMMARY: The Food and Drug Administration (FDA) is proposing to 
    reclassify the tweezer-type epilator from class III to class I when 
    intended to remove hair. FDA also proposes to exempt this device from 
    the premarket notification requirements. This reclassification is being 
    proposed on the Secretary of Health and Human Services' own initiative 
    based on new information. This action is being taken under the Federal 
    Food, Drug, and Cosmetic Act (the act), as amended by the Medical 
    Device Amendments of 1976 (the 1976 amendments) and the Safe Medical 
    Devices Act of 1990 (the SMDA).
    
    DATES: Written comments by September 9, 1997. FDA proposes that any 
    final regulation based on this proposal become effective 30 days after 
    date of publication in the Federal Register.
    
    ADDRESSES: Submit written comments to the Dockets Management Branch 
    (HFA-305), Food and Drug Administration, 12420 Parklawn Dr., rm. 1-23, 
    Rockville, MD 20857.
    
    FOR FURTHER INFORMATION CONTACT: Stephen P. Rhodes, Center for Devices 
    and Radiological Health (HFZ-410), Food and Drug Administration, 9200 
    Corporate Blvd., Rockville, MD 20850, 301-594-3090.
    
    SUPPLEMENTARY INFORMATION:
    
    I. Regulatory Authorities
    
        The act, as amended by the 1976 amendments (Pub. L. 94-295) and the 
    SMDA (Pub. L. 101-629), established a comprehensive system for the 
    regulation of medical devices intended for human use. Section 513 of 
    the act (21 U.S.C. 360c) established three categories (classes) of 
    devices, depending on the
    
    [[Page 31772]]
    
    regulatory controls needed to provide reasonable assurance of their 
    safety and effectiveness. The three categories of devices are class I 
    (general controls), class II (special controls), and class III 
    (premarket approval).
        Under section 513 of the act, devices that were in commercial 
    distribution before May 28, 1976 (the date of enactment of the 
    amendments), generally referred to as preamendments devices, are 
    classified after FDA has: (1) Received a recommendation from a device 
    classification panel (an FDA advisory committee); (2) published the 
    panel's recommendation for comment, along with a proposed regulation 
    classifying the device; and (3) published a final regulation 
    classifying the device. FDA has classified most preamendments devices 
    under these procedures.
        Devices that were not in commercial distribution prior to May 28, 
    1976, generally referred to as post amendment devices, are classified 
    automatically by statute (section 513(f) of the act) into class III 
    without any FDA rulemaking process. Those devices remain in class III 
    and require premarket approval, unless and until FDA issues an order 
    finding the device to be substantially equivalent, under section 513(i) 
    of the act, to a predicate device that does not require premarket 
    approval. The agency determines whether new devices are substantially 
    equivalent to previously offered devices by means of premarket 
    notification procedures in section 510(k) of the act (21 U.S.C. 360(k)) 
    and 21 CFR part 807 of the regulations.
        A preamendments device that has been classified into class III may 
    be marketed, by means of premarket notification procedures, without 
    submission of a premarket approval application (PMA) until FDA issues a 
    final regulation under section 515(b) of the act (21 U.S.C. 360e(b)) 
    requiring premarket approval.
        Reclassification of classified preamendments devices is governed by 
    section 513(e) of the act. This section provides that FDA may, by 
    rulemaking, reclassify a device (in a proceeding that parallels the 
    initial classification proceeding) based upon ``new information.'' The 
    reclassification can be initiated by FDA or by the petition of an 
    interested person. The term ``new information,'' as used in section 
    513(e) of the act, includes information developed as a result of a 
    reevaluation of the data before the agency when the device was 
    originally classified, as well as information not presented, not 
    available, or not developed at that time. (See, e.g., Holland Rantos v. 
    United States Department of Health, Education, and Welfare, 587 F.2d 
    1173, 1174 n.1 (D.C. Cir. 1978); Upjohn v. Finch, 422 F.2d 944 (6th 
    Cir. 1970); Bell v. Goddard, 366 F.2d 177 (7th Cir. 1966).)
        Reevaluation of the data previously before the agency is an 
    appropriate basis for subsequent regulatory action where the 
    reevaluation is made in light of changes in ``medical science.'' (See 
    Upjohn v. Finch, supra, 422 F.2d at 951.) However, regardless of 
    whether data before the agency are past or new data, the ``new 
    information'' on which any reclassification is based is required to 
    consist of ``valid scientific evidence,'' as defined in section 
    513(a)(3) of the act and 21 CFR 860.7(c)(2). FDA relies upon ``valid 
    scientific evidence'' in the classification process to determine the 
    level of regulation for devices. For the purpose of reclassification, 
    the valid scientific evidence upon which the agency relies must be 
    publicly available. Publicly available information excludes trade 
    secret and/or confidential commercial information, e.g., the contents 
    of a pending PMA (see section 520(c) of the act (21 U.S.C. 360j(c)).
        Section 513(d)(2)(A) of the act authorizes FDA to exempt, by 
    regulation, a generic type of class I device from, among other things, 
    the requirement of premarket notification in section 510(k) of the act 
    after stating the reasons for making such requirement inapplicable. 
    Such exemption permits manufacturers to introduce into commercial 
    distribution generic types of devices without first submitting a 
    premarket notification to FDA. If FDA has concerns about certain types 
    of changes to a particular class I device, the agency may grant a 
    limited exemption from premarket notification for that generic device.
        In 1990, the SMDA added section 515(i) to the act. This section of 
    the act requires FDA to issue an order to manufacturers of preamendment 
    class III devices and substantially equivalent postamendments devices 
    for which no final regulation requiring the submission of PMA's has 
    been issued. This order requires such manufacturers to submit to the 
    agency a summary of, and a citation to, any information known or 
    otherwise available to them respecting such devices, including adverse 
    safety and effectiveness information that has not been submitted under 
    section 519 of the act (21 U.S.C. 360i). Section 519 of the act 
    requires manufacturers, importers, distributors, and device user 
    facilities to submit adverse event reports of certain device-related 
    events and reports of certain corrective actions taken. Section 515(i) 
    of the act also directs FDA to either revise the classification of the 
    device into class I or class II or require the device to remain in 
    class III and establish a schedule for the issuance of a rule requiring 
    the submission of PMA's for those devices remaining in class III.
        In the Federal Register of May 6, 1994 (59 FR 23731), FDA announced 
    the availability of a document setting forth its strategy for 
    implementing the provisions of SMDA that require FDA to review the 
    classification of preamendments class III. Under this plan, the agency 
    divided preamendment class III devices into the following three groups: 
    Group 1 devices are devices that FDA believes raise significant 
    questions of safety and/or effectiveness, but are no longer used or are 
    in very limited use; Group 2 devices are devices that FDA believes have 
    a high potential for being reclassified; and Group 3 devices are 
    devices that FDA believes are currently in commercial distribution and 
    are not likely candidates for reclassification. FDA also announced its 
    intention to call for submission of PMA's for the 15 highest priority 
    devices in Group 3, and for all Group 1 devices. The agency also 
    announced its intention to issue an order under section 515(i) of the 
    act for the remaining Group 3 devices and for all Group 2 devices.
        In the Federal Register of August 14, 1995 (60 FR 41984 and 41986), 
    FDA published two orders for certain class III devices requiring the 
    submission of safety and effectiveness information in accordance with 
    the Preamendments Class III Strategy document for implementing section 
    515(i) of the act. The orders describe in detail the format for 
    submitting the type of information required by section 515(i) of the 
    act so that the information submitted would clearly support either 
    reclassification of the device into class I or II or retention of the 
    device in class III. The orders also scheduled the required submissions 
    in groups of nine devices at 6-month intervals beginning with August 
    14, 1996. The devices proposed in this regulation were included in the 
    August 14, 1995, Docket No. 94N-0417 Order on Group 2 devices.
    
    II. Regulatory History of the Device
    
        In the Federal Register of January 19, 1982 (47 FR 2810), FDA 
    published a proposed rule to classify the tweezer-type epilator into 
    class III. The preamble included the classification recommendation of 
    the General and Plastic Surgery Devices Classification Panel (the 
    panel). The panel's recommendation included a summary of the reasons 
    why the device should be subject to premarket approval and identified 
    certain risks to health
    
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    presented by the device, including: (1) Cataract formation: 
    Nonionization radiation emitted from the device may cause heating of 
    the lens of the eye leading to cataract formation (opacity of the lens 
    of the eye); (2) pacemaker interference: Patients with pacemakers may 
    experience arrhythmias from the use of the device; and (3) nonionizing 
    radiation exposure: The 27 megahertz (MHz) electromagnetic radiation 
    emitted from the tip of the tweezer may be potentially hazardous to 
    organs other than the eye.
        In the Federal Register of June 24, 1988 (53 FR 23856), FDA 
    published a final rule classifying the tweezer-type epilator into class 
    III (21 CFR 878.5360).
        In the Federal Register of May 6, 1994 (59 FR 23731), FDA 
    categorized the tweezer-type epilator as a Group 2 device, which FDA 
    believes has a high potential for being reclassified. The agency also 
    announced its intent to issue an order under section 515(i) of the act 
    for Group 2 devices.
        In the Federal Register of August 14, 1995 (60 FR 41986), FDA 
    published an order requiring manufacturers of tweezer-type epilators to 
    submit safety and effectiveness information in accordance with the 
    Preamendments Class III Strategy document for implementing section 
    515(i) of the act. Between August 8, 1996, and September 24, 1996, four 
    summaries of safety and effectiveness information were submitted to the 
    agency (Refs. 1 through 4). These summaries recommended that the 
    tweezer-type epilator be reclassified into class I or class II and 
    provided information to assist FDA in reclassifying the device.
    
    III. Device Description
    
        FDA is proposing the following device description based on the 
    agency's review: The tweezer-type epilator is a device intended to 
    remove hair by destroying the dermal papilla of a hair. The energy 
    provided at the tip of the tweezer used to remove hair may be radio 
    frequency, galvanic (direct current), or a combination of radio 
    frequency and galvanic energy. This new device description reflects the 
    entire array of energy sources of tweezer-type epilators on the market.
    
    IV. Proposed Reclassification
    
        FDA is proposing that the tweezer-type epilator intended to remove 
    hair should be reclassified from class III to class I. FDA believes 
    that class I would provide a reasonable assurance of safety and 
    effectiveness of the device for its intended use. FDA is also proposing 
    that the device be exempt from premarket notification requirements.
    
    V. Risks to Health
    
        When the tweezer-type epilator was proposed for classification into 
    class III in 1982, the panel identified certain risks to health that 
    they believed use of the device presented. The risks to health 
    identified were: (1) Cataract formation: Nonionization radiation 
    emitted from the device may cause heating of the lens of the eye 
    leading to cataract formation (opacity of the lens of the eye); (2) 
    pacemaker interference: Patients with pacemakers may experience 
    arrhythmias from the use of the device; and (3) nonionizing radiation 
    exposure: The 27 MHz electromagnetic radiation emitted from the tip of 
    the tweezer may be potentially hazardous (47 FR 2810). No other risks 
    to health were identified by FDA when the device was classified into 
    class III in 1988 (53 FR 23856).
        One of the 515(i) submissions identified an additional potential 
    risk to health, burning of the skin, associated with the use of 
    electronic tweezer-type epilators (Ref. 2). If the tweezers touch the 
    skin accidentally during the procedure, the skin is instantly burned 
    and the burned tissue is pulled away on the tip of the tweezer. Another 
    515(i) submission stated that heat buildup during the use of galvanic 
    tweezer-type epilators could potentially result in smoking, sizzling, 
    and even a mild shock (Ref. 3).
    
    VI. Summary of the Reasons for the Reclassification
    
        In accordance with section 513(e) of the act and 21 CFR 860.130, 
    based on new information with respect to the device, FDA, on its own 
    initiative, is proposing to reclassify the tweezer-type epilator from 
    class III to class I when intended to remove hair because general 
    controls would provide reasonable assurance of safety and 
    effectiveness. FDA is also proposing to exempt the device from 
    premarket notification procedures because: (1) There is no history of 
    significant risks to health; (2) the characteristics of the device 
    necessary for safety and effectiveness are established; (3) any 
    anticipated changes that could affect safety and effectiveness of the 
    device could be readily detected and will not likely result in a change 
    of classification of the device; and (4) there is no significant 
    history of false and misleading claims associated with the use of the 
    device.
        Another reason for proposing reclassification of the tweezer-type 
    epilator into class I is that the needle epilator also intended to 
    remove hair by destroying the dermal papilla of hair was reclassified 
    from class II into class I and exempted from premarket notification 
    procedures in 1996 (61 FR 44013, August 27, 1996). FDA believes 
    proposing reclassification of the tweezer-type epilator into class I 
    provides consistency in the classification of the device.
    
    VII. Summary of Data Upon Which the Reclassification is Based
    
    A. Previously Identified Risks to Health
    
        No reports of cataract formation, pacemaker interference, or any 
    other adverse nonionizing radiation exposure effects associated with 
    the use of the tweezer-type epilator were found in the literature, in 
    FDA's voluntary Device Experience Network (DEN) and Mandatory Device 
    Reporting (MDR) data bases, or in the 515(i) submissions (Refs. 1 
    through 4).
        One of the 515(i) submissions (Ref. 4) did address the possible 
    risks to health of cataract formation and pacemaker interference. This 
    submitter had its device tested for radio frequency and microwave 
    radiation emission. There was no detectable emission from the device in 
    the 10-300 MHz range. Radio frequency tweezer-type epilators utilize 
    13.56, 27.12 or 40.68 MHz to remove hair. Thus, the probability of the 
    use of radio frequency tweezer-type epilators leading to cataract 
    formation and causing pacemaker interference is low during the proper 
    use of the device.
    
    B. Burning of the Skin and Electrical Shock
    
        Although one 515(i) submission identified burning of the skin as a 
    potential risk to health (Ref. 2) and another 515(i) submission 
    identified electrical shock as another potential risk to health (Ref. 
    3), no reports of burning of the skin or electrical shock associated 
    with use of the device were found in the literature or in the agency's 
    DEN or MDR data bases.
    
    C. Adverse Experience Reports
    
        The DEN data base included some reports of lack of clinical 
    effectiveness and misleading claims of permanent hair removal 
    associated with use of the device. There also was one report of pain, 
    infection, and inadequate directions; one report of scarring; and two 
    reports of ingrown/infected hairs. There were no reports of these or 
    any other adverse effects associated with the use of the device found 
    in the MDR data base. There also were no reports of adverse effects in 
    the records of the Consumer Product Safety Commission.
        Based on the new information submitted to it, and the agency's own 
    review of the literature and its DEN and MDR data bases, FDA has 
    concluded
    
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    that the risks to health identified when the device was classified into 
    class III and the new potential identified risks to health do not 
    appear to be risks to health when the device is used properly. FDA now 
    believes that general controls are sufficient to reasonably ensure that 
    the device is safe and effective for its intended use. FDA also 
    believes that the device should be exempted from the premarket 
    notification procedures because agency review of premarket notification 
    submissions will not increase the safety and effectiveness of the 
    device.
    
    D. Benefits of the Device
    
        The psychological stress of embarrassingly excessive hair growth is 
    well documented, and the elimination of unwanted hair through 
    destruction of the papilla of the hair follicle is fairly well 
    characterized (Refs. 5 through 9). FDA has concluded from the 
    literature and its knowledge of the device that the tweezer-type 
    epilator can remove hair and that the performance parameters of the 
    device in regards to safety are also well documented and understood. 
    The device has had a reasonable record of safety for over 20 years of 
    use.
        There is little published information in regards to the claims of 
    hair removal by tweezer-type epilators and only one published clinical 
    study (Ref. 8) specifically investigating the use of tweezer-type 
    epilators. In this study, eight subjects were treated with a tweezer-
    type epilator. The same area of skin area on each subject was retreated 
    with the device 5 to 7 months later and the epilated hairs were 
    counted. In three of the subjects, fewer hairs were counted, and more 
    hairs were counted in five subjects. The differences in hair counts 
    were not significant in any of the subjects.
        Two of the 515(i) submissions (Refs. 3 and 4) provided unpublished 
    clinical information supporting the effectiveness of tweezer-type 
    epilators for hair removal. Although the numbers of subjects in both 
    studies are low, these study results are suggestive of clinical 
    effectiveness. In one study (Ref. 4), 12 subjects with 14 epilation 
    sites were treated monthly for 6 months with both a radio frequency 
    tweezer-type epilator and the same tweezer-type epilator with the radio 
    frequency energy source disabled. Use of the radio frequency disabled 
    device was considered equivalent to manual plucking. The epilated hairs 
    were counted at 6 months and at 9 months after 3 months of no 
    treatment. After 6-month treatment, there were fewer hairs in both 
    groups (52.3 percent fewer in the radio frequency tweezer-type epilator 
    group and 19.1 percent fewer in the radio frequency disabled tweezer-
    type epilator group). After 3 months of followup with no treatment, the 
    radio frequency treated group had 46.3 percent fewer hairs indicating 
    that hair loss persisted 3 months after the last treatment. The radio 
    frequency disabled tweezer-type epilator group had the same number of 
    hairs as before treatment indicating there was no overall hair loss 
    after the last treatment.
        In the second unpublished study (Ref. 3), use of a radio frequency 
    tweezer-type epilator weekly for 4 months was compared to use ``at an 
    earlier time'' of a galvanic epilator in seven subjects for 9 weeks. 
    The radio frequency tweezer-type epilator subjects were examined (hair 
    counts) at 15 and 30 days after the last treatment given at 4 months. 
    Hair loss was reported to be 79 percent in the radio frequency epilator 
    group and about 60 percent in the galvanic epilator group. Because the 
    treatment schedules of the two groups are not identical, it is not 
    possible to draw a definitive conclusion from this report other than it 
    is suggestive of sustained hair removal.
        Use of the noninvasive tweezer-type epilator eliminates some risks 
    to health associated with the use of the needle-type epilator. The 
    needle-type epilator, an invasive device, removes unwanted hair by 
    inserting a wire needle into the hair follicle to destroy the dermal 
    papilla of a hair. Serious adverse device events associated with the 
    use of needle-type epilators are also rare, but they include reports of 
    temporary pain, edema, erythema, scarring, infection, and posttreatment 
    hyper- and hypopigmentation; a case of diphtheroid endocarditis; and 
    spreading of flat warts (Refs. 6 and 9).
        FDA now believes, based on publicly available information, that the 
    tweezer-type epilator can be regulated as a class I device (general 
    controls) to reasonably assure the device's safety and effectiveness. 
    FDA further believes that agency review of premarket notification 
    submissions for the device will not enhance public health.
    
    VIII. References
    
        The following references have been placed on display in the Dockets 
    Management Branch (address above) and may be seen by interested persons 
    between 9 a.m. and 4 p.m., Monday through Friday:
        1. 515(i) Submission submitted by Burke Associates 
    International, Inc., received August 8, 1996.
        2. 515(i) Submission submitted by Lucy Peters, International, 
    Ltd., received September 5, 1996.
        3. 515(i) Submission submitted by The Helene Edgar Corp., 
    received September 10, 1996.
        4. 515(i) Submission submitted by Removatron International 
    Corp., received September 24, 1996.
        5. Chernosky, M. E., ``Permanent Removal of Superfluous Hair,'' 
    Texas Medicine, 67:72-78, 1971.
        6. Hobbs, E. R., J. L. Ratz, and B. James, ``Electrosurgical 
    Epilation,'' Dermatologic Clinic, 5:437-444, 1987.
        7. McKinstry, C. T., M. Inaba, and J. N. Anthony, ``Epilation by 
    Electrocoagulation: Facts that Result in Regrowth of Hair,'' Journal 
    of Dermatologic Surgery and Oncology, 5:407-411, 1979.
        8. Verdich, J., ``A Critical Evaluation of a Method for 
    Treatment of Facial Hypertrichosis in Women,'' Dermatologica, 
    168:87-89, 1984.
        9. Wagner, R. F., Jr., J. M. Tomich, and D. J. Grands, 
    ``Electrolysis and Thermolysis for Permanent Hair Removal,'' Journal 
    of the American Academy of Dermatology, 12:441-449, 1985.
    
    IX. Environmental Impact
    
        The agency has determined under 21 CFR 25.24(e)(2) that this action 
    is of a type that does not individually or cumulatively have a 
    significant effect on the human environment. Therefore, neither an 
    environmental assessment nor an environmental impact statement is 
    required.
    
    X. Analysis of Impacts
    
        FDA has examined the impacts of the proposed rule under Executive 
    Order 12866, and the Regulatory Flexibility Act (5 U.S.C. 601-612) (as 
    amended by subtitle D of the Small Business Regulatory Fairness Act of 
    1996 (Pub. L. 104-121)), and the Unfunded Mandates Reform Act of 1995 
    (Pub. L. 104-4). Executive Order 12866 directs agencies to assess all 
    costs and benefits of available regulatory alternatives and, when 
    regulation is necessary, to select regulatory approaches that maximize 
    net benefits (including potential economic, environmental, public 
    health and safety, and other advantages; distributive impacts; and 
    equity). The agency believes that this proposed rule is consistent with 
    the regulatory philosophy and principles identified in the Executive 
    Order. In addition, the proposed rule is not a significant regulatory 
    action as defined by the Executive Order and so is not subject to 
    review under the Executive Order.
        The Regulatory Flexibility Act requires agencies to analyze 
    regulatory options that would minimize any significant impact of a rule 
    on small entities. Reclassification of this device from class III to 
    class I will relieve all manufacturers of the device of the cost of 
    complying with the premarket
    
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    approval requirements in section 515 of the act. Because 
    reclassification will reduce regulatory costs with respect to this 
    device, it will impose no significant economic impact on any small 
    entities, and it may permit small potential competitors to enter the 
    marketplace by lowering their costs. The Commissioner of Food and Drugs 
    therefore certifies that this proposed rule, if issued, will not have a 
    significant economic impact on a substantial number of small entities. 
    In addition, this proposed rule will not impose costs of $100 million 
    or more on either the private sector or State, local, and tribal 
    governments in the aggregate, and therefore a summary statement of 
    analysis under section 202(a) of the Unfunded Mandates Reform Act of 
    1995 is not required.
    
    XI. Comments
    
        Interested persons may, on or before September 9, 1997, submit to 
    the Dockets Management Branch (address above) written comments 
    regarding this proposal. Two copies of any comments are to be 
    submitted, except that individuals may submit one copy. Comments are to 
    be identified with the docket number found in brackets in the heading 
    of this document. Received comments may be seen in the office above 
    between 9 a.m. and 4 p.m., Monday through Friday.
    
    List of Subjects in 21 CFR Part 878
    
        Medical devices.
        Therefore, under the Federal Food, Drug, and Cosmetic Act and under 
    authority delegated to the Commissioner of Food and Drugs, it is 
    proposed that 21 CFR part 878 be amended as follows:
    
    PART 878--GENERAL AND PLASTIC SURGERY DEVICES
    
        1. The authority citation for 21 CFR part 878 continues to read as 
    follows:
    
        Authority: Secs. 501, 510, 513, 515, 520, 522, 701 of the 
    Federal Food, Drug, and Cosmetic Act (21 U.S.C. 351, 360, 360c, 
    360e, 360j, 360l, 371).
    
        2. Section 878.5360 is revised to read as follows:
    
    Sec. 878.5360  Tweezer-type epilator.
    
        (a) Identification. The tweezer-type epilator is a device intended 
    to remove hair by destroying the dermal papilla of a hair. The energy 
    provided at the tip of the tweezer used to remove hair may be radio 
    frequency, galvanic (direct current), or a combination of radio 
    frequency and galvanic energy.
        (b) Classification. Class I (General Controls). The device is 
    exempt from premarket notification procedures in subpart E of part 807 
    of this chapter.
    
        Dated: May 30, 1997.
    Joseph A. Levitt,
    Deputy Director for Regulations Policy, Center for Devices and 
    Radiological Health.
    [FR Doc. 97-15312 Filed 6-10-97; 8:45 am]
    BILLING CODE 4160-01-F
    
    
    

Document Information

Published:
06/11/1997
Department:
Food and Drug Administration
Entry Type:
Proposed Rule
Action:
Proposed rule.
Document Number:
97-15312
Dates:
Written comments by September 9, 1997. FDA proposes that any final regulation based on this proposal become effective 30 days after date of publication in the Federal Register.
Pages:
31771-31775 (5 pages)
Docket Numbers:
Docket No. 97N-0199
PDF File:
97-15312.pdf
CFR: (1)
21 CFR 878.5360