Title:
SURGICAL INK, PRODUCTION METHOD FOR SAID INK, AND SURGICAL PEN USING SAID INK
Document Type and Number:
WIPO Patent Application WO/2023/157953
Kind Code:
A1
Abstract:
Provided are a surgical ink that exhibits good biocompatibility and writing properties, and a surgical pen that exhibits good writing-facilitating properties, both of which can be widely marketed as medical equipment having a level of safety conforming to sterilization validation requirements. Specifically provided is a radiation-resistant surgical pen (A1) comprising: a tubular shaft body (1) that has a surgical ink accommodation part (10); and a pen tip (2) that discharges the ink at the tip of the shaft body (1), wherein the pen tip (2) is composed of a synthetic resin, and has a flexural strength of 1.0 N or greater after exposure to 25-70 kGy of gamma irradiation.
Inventors:
MARUOKA YUTAKA (JP)
TOYOKUNI TOSHIHISA (JP)
YOKOYAMA MORI (JP)
OOMOTO KEI (JP)
ARADONO GO (JP)
TOYOKUNI TOSHIHISA (JP)
YOKOYAMA MORI (JP)
OOMOTO KEI (JP)
ARADONO GO (JP)
Application Number:
PCT/JP2023/005806
Publication Date:
August 24, 2023
Filing Date:
February 17, 2023
Export Citation:
Assignee:
NAT CENTER FOR GLOBAL HEALTH AND MEDICINE (JP)
MIKUNI COLOR WORKS (JP)
MITSUBISHI PENCIL CO (JP)
YASUI CO LTD (JP)
MIKUNI COLOR WORKS (JP)
MITSUBISHI PENCIL CO (JP)
YASUI CO LTD (JP)
International Classes:
C09D11/17; A61B90/90; A61K9/10; A61K47/02; A61K47/04; A61K47/10; A61K47/32; A61K49/00; B43K8/02
Foreign References:
| CN215662652U | 2022-01-28 | |||
| CN204307216U | 2015-05-06 | |||
| JP2009011518A | 2009-01-22 | |||
| JPS62204754A | 1987-09-09 | |||
| JP2019014912A | 2019-01-31 | |||
| JP2021187901A | 2021-12-13 | |||
| JP2016084417A | 2016-05-19 | |||
| US20140182480A1 | 2014-07-03 | |||
| KR102350083B1 | 2022-01-10 | |||
| JP2012126820A | 2012-07-05 |
Attorney, Agent or Firm:
MATSUO Kenichiro (JP)
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