Standard Practice for Retrieval and Analysis of Medical Devices, and Associated Tissues and Fluids

SCOPE
1.1 This practice covers recommendations for the retrieval, handling, and analysis of implanted medical devices and associated specimens that are removed from patients during revision surgery, at postmortem, or as part of animal studies. This practice can also be used for analysis of specimens and lubrication fluids from in vitro wear tests and joint simulators. The aim is to provide guidance in preventing damage to the associated specimens which could obscure the investigational results, and in gathering data at the proper time and circumstance to validate the study.
1.2 This practice offers guidelines for the analysis of retrieved implants to limit damage to them, and to allow comparisons between investigational results from different studies. The protocols are divided into three stages, where Stage I is the minimum non-destructive analysis, Stage II is more complete non-destructive analysis, and Stage III is destructive analysis. Standard protocols for the examination and collection of data are provided for specific types of materials in relation to their typical applications. For particular investigational programs, additional, more specific, protocols may be required. If special analytical techniques are employed, the appropriate handling procedures must be specified.
1.3 This practice recommendation should be applied in accordance with national regulations or legal requirements regarding the handling and analysis of retrieved implants and excised tissues, especially with regard to handling devices which may become involved in litigation, as per Practice E 860.
1.4 A significant portion of the information associated with a retrieved implant device is often at the device-tissue interface or in the tissues associated with the implant and related organ systems. Attention should be given to the handling of adjacent tissues, so as not to interfere with study of the particles in the adjacent tissue, a chemical analysis for the byproducts of degradation of the implant, or a study of the cellular response to the implant.
1.5 This standard may involve hazardous materials, operations, and equipment. As a precautionary measure, removed implants should be sterilized or minimally disinfected by an appropriate means that does not adversely affect the implant or the associated tissue that may be subject to subsequent analysis. A detailed discussion of precautions to be used in handling of human tissues can be found in ISO 12891-1. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Historical
Publication Date
31-May-2005
Current Stage
Ref Project

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ASTM F561-05 - Standard Practice for Retrieval and Analysis of Medical Devices, and Associated Tissues and Fluids
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn. Contact ASTM
International (www.astm.org) for the latest information.
Designation: F 561 – 05
Standard Practice for
Retrieval and Analysis of Medical Devices, and Associated
1
Tissues and Fluids
This standard is issued under the fixed designation F561; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 1.5 This standard may involve hazardous materials, opera-
tions, and equipment. As a precautionary measure, removed
1.1 This practice covers recommendations for the retrieval,
implants should be sterilized or minimally disinfected by an
handling, and analysis of implanted medical devices and
appropriate means that does not adversely affect the implant or
associated specimens that are removed from patients during
the associated tissue that may be subject to subsequent
revision surgery, at postmortem, or as part of animal studies.
analysis. A detailed discussion of precautions to be used in
This practice can also be used for analysis of specimens and
handling of human tissues can be found in ISO 12891-1. This
lubrication fluids from in vitro wear tests and joint simulators.
standard does not purport to address all of the safety concerns,
The aim is to provide guidance in preventing damage to the
if any, associated with its use. It is the responsibility of the user
associated specimens which could obscure the investigational
of this standard to establish appropriate safety and health
results, and in gathering data at the proper time and circum-
practices and determine the applicability of regulatory limita-
stance to validate the study.
tions prior to use.
1.2 This practice offers guidelines for the analysis of re-
trieved implants to limit damage to them, and to allow
2. Referenced Documents
comparisons between investigational results from different
2
2.1 ASTM Standards:
studies. The protocols are divided into three stages, where
A262 Practices for Detecting Susceptibility to Intergranu-
Stage I is the minimum non-destructive analysis, Stage II is
lar Attack in Austenitic Stainless Steels
more complete non-destructive analysis, and Stage III is
A 751 Test Methods, Practices, and Terminology for
destructive analysis. Standard protocols for the examination
Chemical Analysis of Steel Products
and collection of data are provided for specific types of
C20 Test Methods for Apparent Porosity, Water Absorp-
materialsinrelationtotheirtypicalapplications.Forparticular
tion, Apparent Specific Gravity and Bulk Density of
investigational programs, additional, more specific, protocols
Burned Refractory Brick and Shapes by Boiling Water
mayberequired.Ifspecialanalyticaltechniquesareemployed,
C158 Test Methods for Strength of Glass Flexure (Deter-
the appropriate handling procedures must be specified.
mination of Modulus of Rupture)
1.3 This practice recommendation should be applied in
C169 Test Methods for Chemical Analysis of Soda-Lime
accordance with national regulations or legal requirements
and Borosilicate Glass
regarding the handling and analysis of retrieved implants and
C573 Test Methods for ChemicalAnalysis of Fireclay and
excised tissues, especially with regard to handling devices
3
High-Alumina Refractories
which may become involved in litigation, as per Practice
C623 Test Method for Young’s Modulus, Shear Modulus,
E860.
and Poisson’s Ratio for Glass and Glass-Ceramics by
1.4 Asignificant portion of the information associated with
Resonance
aretrievedimplantdeviceisoftenatthedevice-tissueinterface
C633 Test Method for Adhesion or Cohesion Strength of
or in the tissues associated with the implant and related organ
Thermal Sprayed Coatings
systems.Attention should be given to the handling of adjacent
C674 Test Methods for Flexural Properties of Ceramic
tissues, so as not to interfere with study of the particles in the
Whiteware Materials
adjacent tissue, a chemical analysis for the byproducts of
C730 Test Method for Knoop Indentation Hardness of
degradation of the implant, or a study of the cellular response
Glass
to the implant.
1 2
ThispracticeisunderthejurisdictionofASTMCommitteeF04onMedicaland For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Surgical Materials and Devices and is the direct responsibility of Subcommittee contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
F04.18 on Device Retrieval Analysis. Standards volume information, refer to the standard’s Document Summary page on
Current edition approved June 1, 2005. Published June 2005. Originally the ASTM website.
3
approved 1978. Last previous edition approved in 2004 as F561–04. Withdrawn.
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