# ISO 7857-1:1983 — Withdrawn and superseded ISO standards For ISO 7857-1:1983, item title is Intra-uterine devices — Part 1: Determination of breaking force; status code is 9599; successor is ISO/WD 7857-1; withdrawn / published date is 1983-12-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 7857-1:1983 _(verified: appears in the quote below)_ - **Item title:** Intra-uterine devices — Part 1: Determination of breaking force _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO/WD 7857-1 - **Withdrawn / published date:** 1983-12-01 _(verified: appears in the quote below)_ ## What the source says > 14780,IS,,ISO 7857-1:1983,Intra-uterine devices — Part 1: Determination of breaking force,Dispositifs intra-utérins — Partie 1: Détermination de la force à la rupture,1983-12-01,1,['11.200'],ISO/TC 157,9599,,[26776],"['en','fr']",1,"

Specifies a measuring method consisting in stretching the article including the thread where provided, until breakage of article or thread occurs. Measuring of the force required to cause breakage.

" ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).