ASTM F1078-10
(Terminology)Standard Terminology for Surgical Scissors—Inserted and Non-Inserted Blades
Standard Terminology for Surgical Scissors<span class='unicode'>—</span>Inserted and Non-Inserted Blades
SCOPE
1.1 This terminology defines basic terms and considerations for the components of scissors with either inserted or non-inserted blades (see Fig. 1). Instruments in this terminology are limited to those fabricated having scissor blades made from stainless steel and used for surgical procedures.
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Designation:F1078–10
Standard Terminology for
1
Surgical Scissors—Inserted and Non-Inserted Blades
This standard is issued under the fixed designation F1078; 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 (´) 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
1.1 This terminology defines basic terms and considerations
for the components of scissors with either inserted or non-
inserted blades (see Fig. 1). Instruments in this terminology are
limited to those fabricated having scissor blades made from
stainless steel and used for surgical procedures.
2. Referenced Documents
2
2.1 ASTM Standards:
F899 SpecificationforWroughtStainlessSteelsforSurgical
Instruments
F1079 Specification for Inserted and Noninserted Surgical
Scissors
2.2 ISO Standard:
ISO 7741 Instruments for Surgery—Scissors and Shears
3
General Requirements, Testing
3. Terminology
DEFINITIONS OF THE INSTRUMENTS
blade—the segment that contains the cutting edge which may
be with or without serrations.
bottom scissor half—the component which contains the
threaded end of the screw.
distal end—the working end, comprised of two blades, that is
furthest from the surgeon when in use.
finger rings—the feature of the scissors that forms the grip-
FIG. 1 Components of a Scissors (Inserted and Non-Inserted)
ping surface for the surgeon (commonly classified as the
ring-handled feature).
the surgeon when in use.
joint—the junction where the scissor blades are secured by a
ride—the edge which acts as a cam.
screw, allowing the instrument to pivot.
ride relief—the contoured area between the shank and ride
proximal end—that portion of the instrument that is closest to
rounded blade—a blade having a radius on its outer surface
which forms a transition between the outer edge and the
cutting edges.
1
ThisterminologyisunderthejurisdictionofASTMCommitteeF04onMedical
screw—the fastener which joins the scissor halves
and Surgical Materials and Devices and is the direct responsibility of Subcommittee
F04.33 on Medical/Surgical Instruments.
serrations—corrugations in the cutting edge of the blades.
CurrenteditionapprovedJune1,2010.PublishedJuly2010.Originallyapproved
shank—(1) the part of either scissor half that yields configu-
´1
in 1986. Last previous edition approved in 2008 as F1078 – 87 (2008) . DOI:
ration, length, and leverage; (2) the part of the scissor half
10.1520/F1078-10.
2
between the finger ring and joint.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
surgical scissors with inserts—a stainless steel instrument,
Standards volume information, refer to the standard’s Document Summar
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
´1
Designation:F1078–87(Reapproved 2008) Designation: F1078 – 10
Standard Terminology for
1
Surgical Scissors—Inserted and Non-Inserted Blades
This standard is issued under the fixed designation F1078; 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 (´) 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
´ NOTE—Editorial changes were made throughout in June 2008.
1. Scope
1.1 This terminology defines basic terms and considerations for the components of scissors with either inserted or non-inserted
blades (see Fig. 1). Instruments in this terminology are limited to those fabricated having scissor blades made from stainless steel
and used for surgical procedures.
2. Referenced Documents
2
2.1 ASTM Standards:
F899 Specification for Wrought Stainless Steels for Surgical Instruments
F1079 Specification for Inserted and Noninserted Surgical Scissors
2.2 ISO Standard:
3
ISO 7741 Instruments for Surgery—Scissors and Shears General Requirements, Testing
3. Terminology
DEFINITIONS OF THE INSTRUMENTS
blade—the segment that contains the cutting edge which may be with or without serrations.
bottom scissor half—the component which contains the threaded end of the screw.
distal end—the working end, comprised of two blades, that is furthest from the surgeon when in use.
finger rings—the feature of the scissors that forms the gripping surface for the surgeon (commonly classified as the ring-handled
feature).
joint—the junction where the scissor blades are secured by a screw, allowing the instrument to pivot.
proximal end—that portion of the instrument that is closest to the surgeon when in use.
ride—the edge which acts as a cam.
ride relief—the contoured area between the shank and ride
roundedblade—abladehavingaradiusonitsoutersurfacewhichformsatransitionbetweentheouteredgeandthecuttingedges.
screw—the fastener which joins the scissor halves
serrations—corrugations in the cutting edge of the blades.
shank—(1) the part of either scissor half that yields configuration, length, and leverage; (2) the part of the scissor half between
the finger ring and joint.
surgical scissors with inserts—a stainless steel instrument, available in various sizes and configurations, and used in surgical
procedures for cutting body tissue, gauze, and suture. An instrument of this type has tungsten carbide, stellite, or other inserts.
top scissor half—the component which contains the screw head at assembly.
1
This terminology is under the jurisdiction of ASTM Committee F04 on Medical and Surgical Materials and Devices and is the direct responsibility of Subcommittee
F04.33 on Medical/Surgical Instruments.
Current edition approved Feb. 1, 2008 Published March 2008. Originally approved in 1986. Last previous edition approved in 2002 as F1078–87 (2002). DOI:
10.1520/F1078-87R08E01.
´1
Current edition approved June 1, 2010. Published J
...
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