TWI255729B - Safe syringe - Google Patents

Safe syringe

Info

Publication number
TWI255729B
TWI255729B TW93122467A TW93122467A TWI255729B TW I255729 B TWI255729 B TW I255729B TW 93122467 A TW93122467 A TW 93122467A TW 93122467 A TW93122467 A TW 93122467A TW I255729 B TWI255729 B TW I255729B
Authority
TW
Taiwan
Prior art keywords
safe syringe
outer barrel
needle
barrel
saw tooth
Prior art date
Application number
TW93122467A
Other languages
Chinese (zh)
Other versions
TW200603852A (en
Inventor
Shu-Mei Chang
Fong-Gong Wu
Chung-Jen Chen
Original Assignee
Shu-Mei Chang
Fong-Gong Wu
Chung-Jen Chen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shu-Mei Chang, Fong-Gong Wu, Chung-Jen Chen filed Critical Shu-Mei Chang
Priority to TW93122467A priority Critical patent/TWI255729B/en
Publication of TW200603852A publication Critical patent/TW200603852A/en
Application granted granted Critical
Publication of TWI255729B publication Critical patent/TWI255729B/en

Links

Abstract

This invention patent is safety syringe that includes an outer barrel, inner barrel, needle, and plunger. There is a saw tooth path between outer barrel and inner barrel. This saw tooth path makes the outer barrel be pushed just one way after use to prevent the needle from being used twice.
TW93122467A 2004-07-26 2004-07-26 Safe syringe TWI255729B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW93122467A TWI255729B (en) 2004-07-26 2004-07-26 Safe syringe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW93122467A TWI255729B (en) 2004-07-26 2004-07-26 Safe syringe

Publications (2)

Publication Number Publication Date
TW200603852A TW200603852A (en) 2006-02-01
TWI255729B true TWI255729B (en) 2006-06-01

Family

ID=37613948

Family Applications (1)

Application Number Title Priority Date Filing Date
TW93122467A TWI255729B (en) 2004-07-26 2004-07-26 Safe syringe

Country Status (1)

Country Link
TW (1) TWI255729B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9669169B2 (en) 2015-06-19 2017-06-06 Jun He Technology Co., Ltd Safety syringe assembly

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023155067A1 (en) * 2022-02-16 2023-08-24 王济扬 Security needle sleeve of vaccine syringe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9669169B2 (en) 2015-06-19 2017-06-06 Jun He Technology Co., Ltd Safety syringe assembly

Also Published As

Publication number Publication date
TW200603852A (en) 2006-02-01

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees