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Open Public Meeting - Human Bone Allograft

August 2, 2000 - Slide Presentation

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Manipulation and Homologous Use in Spine and Other Orthopedic Reconstruction

Ruth Solomon, M.D.
CBER, FDA

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PROPOSED APPROACH TO THE REGULATION OF CELLULAR AND TISSUE-BASED PRODUCTS

February 28, 1997

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PURPOSE

  • comprehensive approach
  • wide spectrum of products
  • protect public health
  • permit innovations without unnecessary burden
  • therefore--TIERED; RISK-BASED

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CELLS/TISSUES INCLUDED
ALREADY FDA-REGULATED:

  • musculoskeletal tissue; skin; ocular tissue [21 CFR 1270--Final Rule]
  • human heart valves; dura mater [medical devices]
  • somatic cell and gene therapy products; manipulated bone marrow stem cells [licensed biological products]
  • combination products [21 CFR , Part 3]

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CELLS/ TISSUES INCLUDED

NOT CURRENTLY FDA-REGULATED:

  • hematopoietic stem cells from peripheral blood and cord blood
  • reproductive cells/tissue

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NOT INCLUDED

  • vascularized human organs
  • whole blood/blood components/blood derivatives
  • secreted or extracted products (human milk, collagen, cell factors)
  • minimally manipulated bone marrow
  • ancillary products used in manufacture
  • cell, tissues, organs from animals
  • in vitro diagnostic products

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PUBLIC HEALTH AND REGULATORY CONCERNS

  • Transmission of communicable disease
  • Processing controls to prevent contamination and preserve product integrity and function
  • Clinical safety and efficacy
  • Promotional claims/Labeling
  • Monitoring and education of industry

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TRANSMISSION OF COMMUNICABLE DISEASE

  • Surgery (unbanked)---no requirement
  • Autologous (banked)--recommend donor testing and screening
  • Reproductive cells/tissue from sexually-intimate partners--recommend donor testing and screening
  • Allogeneic --require donor testing and screening

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PROCESSING CONTROL

  • Surgery (unbanked)--no requirement
  • IF product is regulated solely under section 361 of PHS Act--GTP
  • IF product is regulated under FDC Act and/or section 351 of PHS Act--GTP and GMP/QS

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CLINICAL SAFETY/EFFICACY

  • IF product is regulated solely under section 361 of PHS Act--no submission to FDA; no premarket approval required
  • IF product is regulated under FDC Act and/or section 351 of PHS Act--submission to FDA [IND; IDE; BLA; PMA; 510(k)] and premarket approval required

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PROMOTION AND LABELING

  • Surgery (unbanked)--no requirement
  • IF product is regulated solely under section 361 of PHS Act--no submission to FDA, but labeling must be clear, accurate, balanced, and non-misleading
  • IF product is regulated under FDC Act and/or section 351 of PHS Act--labeling submitted to FDA for approval

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IMPLEMENTATION OF PROPOSED APPROACH

3 PROPOSED RULES:

  • Establishment Registration and Listing of Human Cellular and Tissue-based Products--63 FR 26744 May 14, 1998
  • Suitability Determination for Donors of Human Cellular and Tissue-based Products--64 FR 52696 Sept. 30, 1999
  • Current Good Tissue Practice (GTP); Inspection and Enforcement

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ESTABLISHMENT REGISTRATION AND LISTING

  • Purpose and Scope
  • Definitions
  • Establishments subject to this part; criteria for regulation solely under section 361 of the PHS Act
  • Criteria for regulation under FDC Act and/or section 351 of the PHS Act
  • Establishments not required to comply with the requirements of this part

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1271.3(e) Human cellular or tissue-based product

  • A product containing or consisting of human cells or tissues
  • intended for implantation, transplantation, infusion, or transfer into a human recipient
  • not considered human cellular or tissue-based products (see previous slide)

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1271.3(d) Homologous use- for replacement/supplementation

  1. For structural tissue-based products, occurs when the tissue is used for the same basic function that it fulfills in its native state, in a location where such structural function normally occurs;
  2. For cellular and nonstructural tissue-based products, occurs when the cells or tissue is used to perform the function(s) that it performs in the donor

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1271.3(g) Minimal manipulation

  1. For structural tissue, processing that does not alter the original relevant characteristics of the tissue relating to the tissue's utility for reconstruction, repair, or replacement;
  2. For cells and nonstructural tissue, processing that does not alter the relevant biological characteristics of cells or tissue

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1271.10 regulation solely under section 361 of the PHSA

  • is minimally manipulated
  • is not promoted or labeled for any use other than a homologous use
  • is not combined with or modified by the addition of any component that is a drug or a device; and
  • either does not have a systemic effect, or has a systemic effect and is for autologous, family-related allogeneic, or reproductive
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1271.15 regulation under FDC Act and/or section 351 of PHS Act

  • Is more than minimally manipulated
  • is promoted or labeled for any use other than a homologous use
  • is combined with or modified by the addition of any component that is a drug or a device
  • has a systemic effect and is not for autologous, family-related allogeneic, or reproductive use

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ESTABLISHMENT REGISTRATION--PROCEDURES

  • When to register and list
  • How and where to register and list
  • Information required for registration and listing
  • Amendments to registration
  • Assignment of a registration number
  • Inspection of registration and product lists

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DONOR SUITABILITY

  • Determination of donor suitability
  • Records of donor suitability
  • Quarantine
  • Disposition of product from a donor determined to be unsuitable
  • Donor screening
  • Donor testing--general; specific
  • Exceptions--recommended screening and testing; labeling requirements

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CURRENT GOOD TISSUE PRACTICE

  • General; exemptions and alternatives
  • Quality program
  • Organization and Personnel; procedures
  • Facilities; environmental control
  • Equipment; supplies and reagents
  • Process controls, changes and validation
  • Labeling controls
  • Storage; receipt, distribution
  • Records; tracking; complaint file

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ADDITIONAL REQUIREMENTS; INSPECTION AND ENFORCEMENT

  • Reporting
  • Labeling and claims
  • Inspections
  • Imports
  • Orders

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TISSUE REFERENCE GROUP (TRG)

  • Established March '97; proposed approach
  • CBER/CDRH/Ombudsman rep/ Exec sec
  • single reference point for product-specific questions re: jurisdiction, policy, regulation
  • makes recommendations to centers/OCMO
  • proprietary information--not public
  • if decision affects a class of products--guidance/revision of regulations
  • SOP; annual update on CBER website

 

 
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