Standard Specification for Stainless Steel Suture Needle Holders-General Workmanship Requirements and Corresponding Test Methods

SCOPE
1.1 This specification covers general workmanship aspects of stainless steel suture needle holders intended for reuse in surgery.

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14-Apr-1991
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ASTM F1325-91(2002) - Standard Specification for Stainless Steel Suture Needle Holders-General Workmanship Requirements and Corresponding Test Methods
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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 1325 – 91 (Reapproved 2002)
Standard Specification for
Stainless Steel Suture Needle Holders-General
Workmanship Requirements and Corresponding Test
Methods
This standard is issued under the fixed designation F 1325; 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 interfaces. For the flame plating method, a uniform layer of
material is deposited which is 0.004 6 0.001 in. thick.
1.1 This specification covers general workmanship aspects
3.2 Definitions applicable to stainless steel suture needle
of stainless steel suture needle holders intended for reuse in
holders and the terms specified herein, shall be in accordance
surgery.
with Definitions of Terms F 921.
2. Referenced Documents
4. Materials
2.1 ASTM Standards:
4.1 All component parts of the instrument other than the
E 18 Test Methods for Rockwell Hardness and Rockwell
modified working end shall be fabricated from martensitic
Superficial Hardness of Metallic Materials
stainless steel type 410, 410X, 416, 420A, 420B, 420C, 420F,
E 92 Test Method for Vickers Hardness of Metallic Mate-
420F Mod, and 440B per Specification F 899 (see Note 1).The
rials
modified working end may be made of stellite, tungsten
E 140 Hardness Conversion Tables for Metals
carbide, or other suitable material.
F 899 Specification for Stainless Steels for Surgical Instru-
ments
NOTE 1—Free-machining grades of stainless steel are inappropriate for
F 921 Definitions ofTerms Relating to Hemostatic Forceps
use due to their lower corrosion resistance and toughness.
F 1089 Test Method for Corrosion of Surgical Instruments
5. Requirements
3. Terminology
5.1 Heat treatment and hardness for component parts.
3.1 Definition: 5.1.1 Stainless steel component parts of the instrument shall
3.1.1 modified working end—working surfaces possessing be heat treated under conditions recommended for the material
superior hardness characteristics which are either the result of used.
depositing various materials on the base metal or the result of 5.1.2 The Rockwell hardness of an instrument with the
permanently securing an insert (such as by brazing) to the base working end not modified shall be 42 HRC to 52 HRC.
metal. Instruments where the working end has been modified shall
3.1.2 Discussion—The typical method of modifying the have a modified working surface whose Rockwell hardness is
working end of the suture needle holder is to use jaw inserts or A77 minimum.
to plasma deposit (flame plate) materials with improved wear 5.2 Corrosion Resistance—Holders with working ends not
characteristics such as tungsten carbide or stellite. For the jaw modified shall be subjected to corrosion tests as specified in
insert method, the insert is brazed to the jaw face with a Test Method F 1089. Holders with modified working ends shall
uniform deposit of silver solder which is free of crevices at all be subject to corrosion tests as specified inTest Method F 1089
except for the modifying material.
6. Perfor
...

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