CN Patent

CN2231089Y — T铜宫内节育器

Assigned to Individual · Expires 1996-07-17 · 30y expired

What this patent protects

本实用新型涉及一种T铜宫内节育器的改进，包括套装含铜的T形架，T形架尾端系有一根环形尾丝，该节育器减少了原有尾丝端头对宫颈及阴道的刺激性及可能逆行感染，尾丝长短确定易于标准化，操作简便，被放置者可自检，降低了节育宫异位妊娠，尾丝不外露，不易自行取出，便于在乡村及基层推广使用。

USPTO Abstract

本实用新型涉及一种T铜宫内节育器的改进，包括套装含铜的T形架，T形架尾端系有一根环形尾丝，该节育器减少了原有尾丝端头对宫颈及阴道的刺激性及可能逆行感染，尾丝长短确定易于标准化，操作简便，被放置者可自检，降低了节育宫异位妊娠，尾丝不外露，不易自行取出，便于在乡村及基层推广使用。

Drugs covered by this patent

Patent Metadata

Patent number
CN2231089Y
Jurisdiction
CN
Classification
—
Expires
1996-07-17
Drug substance claim
No
Drug product claim
No
Assignee
Individual
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.