Standard Terminology Relating to Hemostatic Forceps

SCOPE
1.1 This terminology covers basic terms and considerations for the components of hemostatic forceps. Instruments in this terminology are limited to those fabricated from stainless steel and for general surgical procedures. See Fig. 1 and Fig. 2.

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Publication Date
31-Jan-2008
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ASTM F921-85(2008)e1 - Standard Terminology Relating to Hemostatic Forceps
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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.
´1
Designation:F921–85(Reapproved 2008)
Standard Terminology Relating to
Hemostatic Forceps
ThisstandardisissuedunderthefixeddesignationF921;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
´ NOTE—Editorial changes were made throughout in June 2008.
1. Scope and configurations, used in surgical procedures for the
compression of blood vessels and the grasping of tissue.
1.1 This terminology covers basic terms and considerations
jaws—parts that contain serrations to interrupt the flow of
for the components of hemostatic forceps. Instruments in this
blood through any vessel.
terminology are limited to those fabricated from stainless steel
male member—the component that is inserted through the
and for general surgical procedures. See Fig. 1 and Fig. 2.
femalememberandsecuredtothefemalememberatthebox
2. Referenced Documents
lock junction.
proximal end—that portion of the instrument that is closest to
2.1 ASTM Standards:
the surgeon when in use.
F899 SpecificationforWroughtStainlessSteelsforSurgical
ratchets—the portion of both the female and male members at
Instruments
the proximal end possessing inclined teeth and that form the
2.2 ISO Standard:
locking mechanism.
ISO 7151 Instruments for Surgery—Hemostatic Forceps—
serrations or teeth—the gripping or clamping surfaces of the
General Requirements
jaws or ratchets.
3. Terminology
shank—the part of either the female or the male member that
yields configuration, length, and leverage.
Definitions of Hemostatic Forceps
Definitions of Physical Properties of Hemostatic Forceps
box lock—thejunctionwherethefemalememberandthemale
member are secured, forming the pivoting feature.
chamfer—the broken edge of the jaw serrations and the
distal end—the working end, comprised of two jaws, that is
external edges of the box lock surfaces.
furthest from the surgeon when in use.
corrosion—the formation of rust.
female member—the component that accommodates and
elasticity—the capacity of the instrument to undergo induced
encloses the male member at the box lock junction.
stress without permanent distortion or breakage of any
finger rings—the feature of both the female and the male
component.
members that forms the gripping surface for the surgeon
finish—the final surface visual appearance of the instrument
(commonly classified as the ring-handled feature in ISO
classified as follows:
7151).
(1) bright or mirror finish—highly reflective surfaces.
hemostatic forceps—an instrument, available in various sizes
(2) satin, matte, or black finish—reduced reflected surfaces
(as compared to bright or mirror finish).
hardness—a measurement of the resistance to indentation.
interdigitation—theinterlockingormeshingofthefemaleand
ThisterminologyisunderthejurisdictionofASTMCommitteeF04onMedical
male jaw serrations.
and Surgical Materials and Devices and is the direct responsibility of Subcommittee
F04.33 on Medical/Surgical Instruments.
jaw alignment—the positioning of the female and male jaws
Current edition approved Feb. 1,
...

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