美國
US 12,702,472 B2
Cautery puncture needle
US 12,702,472 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-11。申請人：FUKUDA DENSHI CO., LTD.; YOKOWO CO., LTD.。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- FUKUDA DENSHI CO., LTD.; YOKOWO CO., LTD.
- 發明人
- Koichi SAKAI; Junya MAEDA; Mineta SUZUKI; Yasuhiro SHIRAKAWA
- 公開日
- 2026-08-11
- 申請日
- 2023-09-11
- 文件種類
- B2 核准公告
- 也寫作
- US 12,702,472 B2 · US12702472 · 12702472
摘要
A cautery puncture needle includes a pipe portion. The pipe portion has a first bent portion located on a distal end side of the pipe portion and a second bent portion located on a proximal end side of the pipe portion. A curvature radius of an arc of the first bent portion is equal to or larger than a curvature radius of an arc of the second bent portion and a length of the arc of the first bent portion is longer than a length of the arc of the second bent portion, or the length of the arc of the first bent portion is equal to or longer than the length of the arc of the second bent portion an…
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專利局網站： 美國專利商標局（USPTO）