CN108853651B - 美容外科用注射器针头 - Google Patents

美容外科用注射器针头 Download PDF

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CN108853651B
CN108853651B CN201810858445.1A CN201810858445A CN108853651B CN 108853651 B CN108853651 B CN 108853651B CN 201810858445 A CN201810858445 A CN 201810858445A CN 108853651 B CN108853651 B CN 108853651B
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needle
rubber sleeve
rod body
connector
puncture
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CN108853651A (zh
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杨芷
高扬
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Third Affiliated Hospital Of Cqmu (gener Hospital)
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/3202Devices for protection of the needle before use, e.g. caps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/46Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for controlling depth of insertion

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  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
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  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

本发明公开了一种美容外科用注射器针头,包括与针筒前端套接的连接头和设置在连接头上的穿刺针,所述穿刺针的头端套接有橡胶套,橡胶套内开设有与穿刺针滑动套接的通孔,橡胶套与连接头之间设置有弹性伸缩结构,所述弹性伸缩结构包括滑动套接的杆体和筒体,所述杆***于筒体内的一端通过弹簧与筒体内壁连接。采用该结构的针头,非使用状态时,弹性伸缩结构推动橡胶套包覆在穿刺针针尖,对针尖起到防护作用,避免产生安全隐患,同时也能避免穿刺针尖被污染;注射时,利用穿刺针进行穿刺,皮肤可反向推动橡胶套,方便露出穿刺针针尖进行穿刺,在橡胶套后退过程中,杆体和筒体之间形成导向结构,有利于提高穿刺效率。

Description

美容外科用注射器针头
技术领域
本发明涉及医疗器械领域,具体涉及一种美容外科用注射器针头。
背景技术
现有美容外科中用到的注射器通常需要多次对不同部位进行注射,因此中途放置的注射器的穿刺针裸露,一般为了省事也不会盖上护套,使得存在一定安全隐患,且容易被污染,因此有必要进行改进。
发明内容
有鉴于此,本发明的目的是提供一种方便进行多次注射,且能提高洁净程度的美容外科用注射器针头。
本发明通过以下技术手段解决上述问题:一种美容外科用注射器针头,包括与针筒前端套接的连接头和设置在连接头上的穿刺针,所述穿刺针的针尖套接有橡胶套,橡胶套内开设有与穿刺针滑动套接的通孔,橡胶套与连接头之间设置有弹性伸缩结构,所述弹性伸缩结构包括滑动套接的杆体和筒体,所述杆***于筒体内的一端通过弹簧与筒体内壁连接。
进一步,所述橡胶套头端为圆头状。
进一步,所述筒体侧壁沿轴向并列设置有多个锁孔,所述杆体侧壁靠近弹簧一端开设有凹槽,所述凹槽处设置有锁扣,所述锁扣通过压簧与凹槽底部连接。
进一步,所述杆体外壁设置有沿杆体轴向延伸的刻度。
本发明的有益效果:本发明公开了一种美容外科用注射器针头,包括与针筒前端套接的连接头和设置在连接头上的穿刺针,所述穿刺针的头端套接有橡胶套,橡胶套内开设有与穿刺针滑动套接的通孔,橡胶套与连接头之间设置有弹性伸缩结构,所述弹性伸缩结构包括滑动套接的杆体和筒体,所述杆***于筒体内的一端通过弹簧与筒体内壁连接。采用该结构的针头,非使用状态时,弹性伸缩结构推动橡胶套包覆在穿刺针针尖,对针尖起到防护作用,避免产生安全隐患,同时也能避免穿刺针尖被污染;注射时,利用穿刺针进行穿刺,皮肤可反向推动橡胶套,方便露出穿刺针针尖进行穿刺,在橡胶套后退过程中,杆体和筒体之间形成导向结构,有利于提高穿刺效率。
附图说明
下面结合附图和实施例对本发明作进一步描述。
图1为本发明的结构示意图。
具体实施方式
以下将结合附图对本发明进行详细说明,如图1所示:本发明提供了一种美容外科用注射器针头,包括与针筒前端套接的连接头1和设置在连接头上的穿刺针2,所述穿刺针的针尖套接有橡胶套3,橡胶套内开设有与穿刺针滑动套接的通孔4,橡胶套与连接头之间设置有弹性伸缩结构,所述弹性伸缩结构包括滑动套接的杆体5和筒体6,所述杆***于筒体内的一端通过弹簧7与筒体内壁连接,筒体与杆体均与穿刺针平行布置,杆体与橡胶套连接,筒体与连接头连接。采用该结构的针头,非使用状态时,弹性伸缩结构推动橡胶套包覆在穿刺针针尖,对针尖起到防护作用,避免产生安全隐患,同时也能避免穿刺针尖被污染;注射时,利用穿刺针进行穿刺,皮肤可反向推动橡胶套,方便露出穿刺针针尖进行穿刺,在橡胶套后退过程中,杆体和筒体之间形成导向结构,有利于提高穿刺效率。为提高穿刺过程的舒适性,所述橡胶套头端为圆头状,通过圆头与皮肤接触,避免了损伤皮肤。
作为对上述技术方案的进一步改进,所述筒体侧壁沿轴向并列设置有多个锁孔8,所述杆体侧壁靠近弹簧一端开设有凹槽,所述凹槽处设置有锁扣9,所述锁扣通过压簧10与凹槽底部连接。在穿刺过程中,杆体相对筒体后退,后退过程中,锁扣在筒体内壁作用下,处于凹槽内,并压缩压簧,根据穿刺深度,在压簧弹力作用下,将锁扣卡入不同的锁孔内,以便使穿刺针露出合适长度,进一步方便穿刺和提高穿刺效率。
作为对上述技术方案的进一步改进,所述杆体外壁设置有沿杆体轴向延伸的刻度11。刻度可以为杆体的后退提供尺寸参照,进而可以间接判断穿刺深度,有利于提高穿刺的安全性和效率。
最后说明的是,以上实施例仅用以说明本发明的技术方案而非限制,尽管参照较佳实施例对本发明进行了详细说明,本领域的普通技术人员应当理解,可以对本发明的技术方案进行修改或者等同替换,而不脱离本发明技术方案的宗旨和范围,其均应涵盖在本发明的权利要求范围当中。

Claims (3)

1.一种美容外科用注射器针头,包括与针筒前端套接的连接头和设置在连接头上的穿刺针,其特征在于:所述穿刺针的针尖套接有橡胶套,橡胶套内开设有与穿刺针滑动套接的通孔,橡胶套与连接头之间设置有弹性伸缩结构,所述弹性伸缩结构包括滑动套接的杆体和筒体,所述杆***于筒体内的一端通过弹簧与筒体内壁连接;
所述筒体侧壁沿轴向并列设置有多个锁孔,所述杆体侧壁靠近弹簧一端开设有凹槽,所述凹槽处设置有锁扣,所述锁扣通过压簧与凹槽底部连接。
2.根据权利要求1所述的美容外科用注射器针头,其特征在于:所述橡胶套头端为圆头状。
3.根据权利要求1-2任意一项所述的美容外科用注射器针头,其特征在于:所述杆体外壁设置有沿杆体轴向延伸的刻度。
CN201810858445.1A 2018-07-31 2018-07-31 美容外科用注射器针头 Expired - Fee Related CN108853651B (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025402A1 (de) * 1997-11-19 1999-05-27 Medico Development Investment Company Nadelanordnung
CN201046284Y (zh) * 2007-06-12 2008-04-16 刘岩 一种无菌医用注射器
EP2808045A1 (de) * 2013-05-27 2014-12-03 Heußler, Tilmann Aufsatz für eine Spritze

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201366157Y (zh) * 2009-03-17 2009-12-23 山东省千佛山医院 可调节进针深度的一次性注射器
CN204275183U (zh) * 2014-11-28 2015-04-22 姚力芝 安全型注射器
CN205072983U (zh) * 2015-10-28 2016-03-09 范秀芳 一种肾内科用新型穿刺针
CN205831801U (zh) * 2016-05-11 2016-12-28 郭艳艳 一种伸缩式头皮针
CN207071158U (zh) * 2017-02-26 2018-03-06 陈卫卫 一种美容外科用注射器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025402A1 (de) * 1997-11-19 1999-05-27 Medico Development Investment Company Nadelanordnung
CN201046284Y (zh) * 2007-06-12 2008-04-16 刘岩 一种无菌医用注射器
EP2808045A1 (de) * 2013-05-27 2014-12-03 Heußler, Tilmann Aufsatz für eine Spritze

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