ASTM F921-85(2008)
(Terminology)Standard Terminology Relating to Hemostatic Forceps
Standard Terminology Relating to Hemostatic Forceps
SCOPE
p>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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Designation:F921–85(Reapproved 2008)
Standard Terminology Relating to
Hemostatic Forceps
This standard is issued under the fixed designation F 921; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope compression of blood vessels and the grasping of tissue.
jaws—parts that contain serrations to interrupt the flow of
1.1 This terminology covers basic terms and considerations
blood through any vessel.
for the components of hemostatic forceps. Instruments in this
male member—the component that is inserted through the
terminology are limited to those fabricated from stainless steel
femalememberandsecuredtothefemalememberatthebox
and for general surgical procedures. See Fig. 1 and Fig. 2.
lock junction.
2. Referenced Documents
proximal end—that portion of the instrument that is closest to
the surgeon when in use.
2.1 ASTM Standards:
ratchets—the portion of both the female and the male mem-
F 899 Specification for Wrought Stainless Steels for Surgi-
bers possessing inclined teeth that forms the locking mecha-
cal Instruments
nism.
2.2 ISO Standard:
serrations or teeth—the gripping or clamping surfaces of the
ISO 7151 Instruments for Surgery—Hemostatic Forceps—
jaws.
General Requirements
shank—the part of either the female or the male member that
Definitions of Hemostatic Forceps
yields configuration, length, and leverage.
3. Terminology
Definitions of Physical Properties of Hemostatic Forceps
box lock—thejunctionwherethefemalememberandthemale
chamfer—the broken edge of the jaw serrations and the
member are secured forming the pivoting feature.
external edges of the box lock surfaces.
distal end—the working end, comprised of two jaws, that is corrosion—the formation of rust.
furthest from the surgeon when in use.
elasticity—the capacity of the instrument to undergo induced
female member—the component that accommodates and
stress without permanent distortion or breakage of any
encloses the male member at the box lock junction.
component.
finger rings—the feature of both the female and the male
finish—the final surface visual appearance of the instrument
members that forms the gripping surface for the surgeon
classified as follows:
(commonly classified as the ring-handled feature in ISO
(1) bright or mirror finish—highly reflective surfaces.
7151).
(2) satin, matte, or black finish—reduced reflected surfaces
hemostatic forceps—an instrument, available in various sizes
(as compared to bright or mirror finish).
and configurations, used in surgical procedures for the
hardness—a measurement of the resistance to indentation.
interdigitation—theinterlockingormeshingofthefemaleand
male jaw serrations.
ThisterminologyisunderthejurisdictionofASTMCommitteeF04onMedical
jaw alignment—the positioning of the female and male jaws
and Surgical Materials and Devices and is the direct responsibility of Subcommittee
with respect to interdigitation (related to box lock function
F04.33 on Medical/Surg
...
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