CN2555833Y - 自吸塑料输液瓶 - Google Patents

自吸塑料输液瓶 Download PDF

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Publication number
CN2555833Y
CN2555833Y CN 02266022 CN02266022U CN2555833Y CN 2555833 Y CN2555833 Y CN 2555833Y CN 02266022 CN02266022 CN 02266022 CN 02266022 U CN02266022 U CN 02266022U CN 2555833 Y CN2555833 Y CN 2555833Y
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bottle
shoulder
self
liquid
plastic
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CN 02266022
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李仙玉
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Zhejiang Chiming Pharmaceutical Co.,Ltd.
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李仙玉
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Abstract

一种自吸塑料输液瓶,属于医药包装容器,由瓶体、瓶底、瓶肩和瓶口所组成,在瓶底制有吊环连接凸嘴,其主要特点是所述的瓶体是椭圆柱形瓶体1,所述的瓶肩是椭圆锥形瓶肩4。采用塑料制造的椭圆柱形瓶体结合椭圆锥形瓶肩的输液药瓶,在灌满液体时,瓶体被内压液体支撑,或瓶的内、外大气压力平衡时,保持立体形状,但当瓶内液体减少,失去液体对瓶壁的支撑力后,塑料瓶在外界大气压力的作用下会自动内陷下瘪,特别是椭圆锥形的瓶肩有利于液体流出,从而在输液时不需要在瓶口塞中插进气针头,达到自吸输液目的,克服了进气针头从空气中向瓶内带入病菌和污染物的缺陷,并且减少了操作麻烦。

Description

自吸塑料输液瓶
                       技术领域
本实用新型涉及输液瓶,特别是涉及塑料输液瓶,属于医药包装容器。
                       背景技术
将注射药液稀释在葡萄糖盐水等溶液中,通过静脉滴注,是一种常用的给药方法,具有吸收完全,作用速度快等特点。已有用于包装葡萄糖盐水的容器按照制造材料不同可分为两类,一类是玻璃瓶,另一类是塑料瓶或者塑料袋。玻璃瓶因为硬度高、刚性好,一般制成圆柱型瓶体,而塑料瓶却为了达到有较好的刚性强度,通常制成方柱型瓶体。圆柱型的玻璃瓶和方柱型的塑料瓶在输液时,一方面瓶内的液体通过输液器流出,而另一方面又必须不断地向瓶内进入空气,所以,在瓶口塞中插进气针头。因此,已有塑料输液瓶存在的缺点是不能自吸,空气进入瓶内会带入病菌和污染物,而且操作麻烦。
                       发明内容
本实用新型为了克服已有技术的缺陷,提供一种在输液时瓶口瓶塞中不插进气针头,随着瓶内液体输出,塑料输液瓶会自行收瘪的自吸塑料输液瓶,其技术方案是:由瓶体、瓶底、瓶肩和瓶口所组成,在瓶底制有吊环连接凸咀,其特征在于所述的瓶体是椭圆柱形瓶体,所述的瓶肩是椭圆锥形瓶肩。采用塑料制造的椭圆柱形瓶体结合椭圆锥形瓶肩的输液药瓶,在灌满液体时,瓶体被内压液体支撑,或瓶的内、外压力平衡时(指空瓶),保持立体形状,但当瓶内液体减少,失去液体对瓶壁的支撑力后,塑料瓶在外界大气压力的作用下会自动内陷下瘪,特别是椭圆锥形的瓶肩,有利于液体流出,从而在输液时不需要在瓶口塞中插进气针头,达到自吸输液目的,克服了进气针头从空气中向瓶内带入病菌和污染物的缺陷,并且减少了操作麻烦,构造的改变,取得意想不到的效果。
                       附图说明
图1是本实用新型自吸塑料输液瓶构造示意图;
图2是自吸塑料输液瓶A向示意图;
图3是自吸塑料输液瓶B向示意图;
图4是自吸塑料输液瓶另一实例形状示意图;
图5是自吸塑料输液瓶C向示意图。
                     具体实施方式
本实用新型公开了一种用于医疗的塑料输液瓶,一个椭圆柱形的瓶体1,椭圆柱形瓶体1下连接瓶底2,瓶底2制有输液吊环的连接凸咀3(在输液时需要将瓶底倒置挂起来),瓶的顶部是瓶口5,在瓶体与瓶口之间是瓶肩部分,制成椭圆锥形瓶肩4,椭圆锥形瓶肩4下口径大,上口径逐渐收小,输液时输液瓶倒置是瓶口5朝下,而瓶底2朝上,所以椭圆锥形瓶肩4就成为大口径在上而小口径在下,非常有利于瓶内药液输出。以塑料材料制成瓶壁较薄的椭圆锥形瓶肩4和椭圆柱形瓶体1抗外压强度差,所以瓶内液体一旦流失后,在环境大气压的作用下,会自动向内陷瘪。但如果采用已有技术的圆柱形或者方柱形的塑料瓶体,再通过人体肩膀模样的横向水平瓶肩连接瓶口,其抗外压强度和刚度提高,不会产生自动向内陷瘪,只能不断向瓶内进入空气,才能保持压力平衡,再在输液管位差的情况下,完成连续输液。

Claims (1)

1、自吸塑料输液瓶,由瓶体、瓶底、瓶肩和瓶口所组成,在瓶底(2)制有吊环连接凸咀(3),其特征在于所述的瓶体是椭圆柱形瓶体(1),所述的瓶肩是椭圆锥形瓶肩(4)。
CN 02266022 2002-07-31 2002-07-31 自吸塑料输液瓶 Expired - Lifetime CN2555833Y (zh)

Priority Applications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007082461A1 (fr) * 2006-01-16 2007-07-26 Dong Guan Founder Machinery Ltd. Récipient d'infusion obtenue par moulage-soufflage, copolymère éthylène-propylène et mélange utilisé pour la fabrication d'un tel récipient et procédé de fabrication correspondant
CN107519556A (zh) * 2017-09-27 2017-12-29 王彦 新型远程可控的外接便携式输液装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007082461A1 (fr) * 2006-01-16 2007-07-26 Dong Guan Founder Machinery Ltd. Récipient d'infusion obtenue par moulage-soufflage, copolymère éthylène-propylène et mélange utilisé pour la fabrication d'un tel récipient et procédé de fabrication correspondant
CN107519556A (zh) * 2017-09-27 2017-12-29 王彦 新型远程可控的外接便携式输液装置

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C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Zhejiang Jimin Pharmaceutical Co., Ltd.

Assignor: Li Xianyu

Contract fulfillment period: 2007.3.5 to 2012.3.4

Contract record no.: 2008330002803

Denomination of utility model: Self-suction plastic infusion bottle

Granted publication date: 20030618

License type: Exclusive license

Record date: 20081225

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.3.5 TO 2012.3.4; CHANGE OF CONTRACT

Name of requester: ZHEJIANG PROVINCE JIMIN PHARMACEUTICAL CO., LTD.

Effective date: 20081225

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Owner name: ZHEJIANG JIMIN PHARMACEUTICAL CO., LTD.

Free format text: FORMER OWNER: LI XIANYU

Effective date: 20110110

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 318020 INSIDE DOUBLE-DOVE GROUP CO., LTD., NO. 888, DAQIAO ROAD, HUANGYAN, ZHEJIANG PROVINCE TO: 318020 NO. 888, BEIYUAN ROAD, HUANGYAN DISTRICT, TAIZHOU CITY, ZHEJIANG PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20110110

Address after: 318020 No. 888 North Hospital Road, Huangyan District, Zhejiang, Taizhou

Patentee after: Zhejiang Chiming Pharmaceutical Co.,Ltd.

Address before: No. 888 Shuangge group company 318020 Zhejiang province Huangyan Bridge Road

Patentee before: Li Xianyu

C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20120731

Granted publication date: 20030618