ASTM F1026-86(2022)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:F1026 −86 (Reapproved 2022)
Standard Specification for
General Workmanship and Performance Measurements of
Hemostatic Forceps
This standard is issued under the fixed designation F1026; 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.
1. Scope 5. Physical Requirements
1.1 This specification covers general workmanship aspects
5.1 Heat Treatment and Hardness for Component Parts:
of hemostatic forceps fabricated from stainless steel and
5.1.1 The component parts of the instruments shall be heat
intended for reuse in surgery.
treated under conditions recommended for the material used.
Typical heat treating guidelines and hardness values are given
1.2 This international standard was developed in accor-
dance with internationally recognized principles on standard- in Specification F899.
ization established in the Decision on Principles for the
5.1.2 The hardness of all opposing parts of the same
Development of International Standards, Guides and Recom-
instrument shall not vary in hardness by more than four units
mendations issued by the World Trade Organization Technical on the Rockwell Hardness C scale (HRC) or equivalent. (See
Barriers to Trade (TBT) Committee.
Test Methods E18.)
5.2 Passivation—Instruments and instrument components
2. Referenced Documents
shall be passivated after completion of all fabricating and
2.1 ASTM Standards:
finishing operations.
E18 Test Methods for Rockwell Hardness of Metallic Ma-
terials
6. Performance Requirements
E92 Test Methods for Vickers Hardness and Knoop Hard-
ness of Metallic Materials 6.1 FingerRings—Insidesurfacesshallbewellroundedand
E140 Hardness Conversion Tables for Metals Relationship polished and shall comply with the requirements in 7.1.
Among Brinell Hardness, Vickers Hardness, Rockwell
6.2 Jaw Serrations and Teeth—The serrations and teeth
Hardness, Superficial Hardness, Knoop Hardness, Sclero-
shall be of uniform depth and height and well defined to
scope Hardness, and Leeb Hardness
provide effective gripping. The serrations and teeth shall
F899 Specification for Wrought Stainless Steels for Surgical
interdigitate. The edges of the serrations shall be chamfered.
Instruments
6.3 Box Lock—The hemostatic forceps shall be of box lock
F921 Terminology Relating to Hemostatic Forceps
construction,asdefinedinTerminologyF921.Thepin,orother
3. Terminology
fastening component, shall be permanently secured. The joint
performance of the box lock shall be smooth, of equal
3.1 Definitions applicable to hemostatic forceps shall be in
resistance, and non-binding when opening or closing the
accordance with Terminology F921.
forceps to an included angle of 90 6 5° (the lock may be
4. Material
lubricated).
4.1 All of the component parts of the instruments shall be
6.4 Clearance—The maximum clearance between the male
made of martensitic stainless steel of Type 410, 410X, 416,
and female members of the forceps in the lock area shall be
416MOD, 420A, or 420B of Specification F899.
0.4 mm (0.015 in.). The clearance is the visible gap that exists
when the instrument is viewed from both the front and side
This specification is under the jurisdiction of ASTM Committee F04 on
profile or end view of the instrument (excluding bevel) (see
Medical and Surgical Materials and Devices and is the direct responsibility of
Fig. 1).
Subcommittee F04.33 on Medical/Surgical Instruments.
Current edition approved Feb. 1, 2022. Published February 2022. Originally
6.5 Ratchets—Ratchets shall securely engage at each ratchet
approved in 1986. Last previous edition approved in 2014 as F1026 – 86 (2014).
position in a smooth and progressive manner.
DOI: 10.1520/F1026-86R22.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
6.6 Jaw and Ratchet Setting—The jaw tips sh
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