- Patent Title: Disposable negative-pressure anterior chamber paracentesis syringe
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Application No.: US14915215Application Date: 2015-09-08
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Publication No.: US10660618B2Publication Date: 2020-05-26
- Inventor: Chan Zhao
- Applicant: Chan Zhao
- Applicant Address: CN Beijing
- Assignee: Hangzhou Sightnovo Medical Technology Co., Ltd.
- Current Assignee: Hangzhou Sightnovo Medical Technology Co., Ltd.
- Current Assignee Address: CN Beijing
- Agency: Greenberg Traurig, LLP
- Agent Fang Xie
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@797336da
- International Application: PCT/CN2015/089204 WO 20150908
- International Announcement: WO2016/037564 WO 20160317
- Main IPC: A61B10/00
- IPC: A61B10/00 ; A61F9/007

Abstract:
The present invention discloses a disposable negative-pressure anterior chamber Paracentesis syringe which belongs to the technical field of medical supplies. It comprises nine parts, including a needle cap, a Paracentesis syringe, a needle base, an internal needle, a protective cover of the internal needle, an airlock, a needle tube, a collection tube and a collection tube rack. The invention has the advantages that it fixes the Paracentesis syringe during puncture and limits the depth of the needle insertion, releases the aqueous humor slowly to prevent a sudden drop of the intraocular pressure, reduces the risk of the intraocular infection by separating the anterior chamber from outside and the collection tube can collect and store the aqueous humor directly.
Public/Granted literature
- US20160287219A1 A Disposable Negative-pressure Anterior Chamber Paracentesis syringe Public/Granted day:2016-10-06
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