CN203227173U - 喉罩 - Google Patents

喉罩 Download PDF

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Publication number
CN203227173U
CN203227173U CN 201320188317 CN201320188317U CN203227173U CN 203227173 U CN203227173 U CN 203227173U CN 201320188317 CN201320188317 CN 201320188317 CN 201320188317 U CN201320188317 U CN 201320188317U CN 203227173 U CN203227173 U CN 203227173U
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inflatable
connector
cover capsule
laryngeal mask
airway
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Expired - Lifetime
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CN 201320188317
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张�成
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ZHEJIANG SHUGUANG TECHNOLOGY Co Ltd
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ZHEJIANG SHUGUANG TECHNOLOGY Co Ltd
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Abstract

本实用新型涉及一种用于为患者建立人工气道通道的喉罩,其结构简单,操作方便快捷,同时避免多余管道对患者造成额外的损伤。本实用新型喉罩包括充气罩囊、连接件、气道导管和充气管,所述充气罩囊呈“O”形的环套状,所述连接件与充气罩囊内圈壁密封连接,所述气道导管通过连接件与充气罩囊围成的内圈相连通,所述气道导管壁上还设有充气腔,所述充气腔沿气道方向延伸并穿过连接件与充气罩囊相连通,所述气道导管外设有抽注气接头,所述抽注气接头与充气腔相接。

Description

喉罩
技术领域
本实用新型涉及一种医疗器械,特别是涉及一种用于手术麻醉、危重患者抢救或其它辅助呼吸时为患者建立人工气道通道的喉罩。 
背景技术
喉罩由充气罩囊、连接件、气道导管和充气管组成的,气道导管通过连接件与充气罩囊围成的内圈连通,充气管与充气罩囊连通为罩囊充气、放气。 
喉罩在使用过程中,需要先通过充气管抽干充气罩囊内的空气,喉罩插入患者咽喉部气道处后,再通过充气管注入规定量的空气使罩囊充起,与咽喉部位进行密封,使气道导管与患者气道相连通。 
现有技术中的喉罩通过在充气罩囊底部粘结一根充气管对罩囊抽注气,由于充气管与气道导管是分开的,喉罩插入过程会不方便,且额外的管道可能对粘膜产生损伤。 
实用新型内容
本实用新型要解决的技术问题是提供一种新型结构的喉罩,结构简单,操作方便快捷,同时避免多余管道对患者造成额外的损伤。 
本实用新型喉罩,包括充气罩囊、连接件、气道导管和充气管,所述充气罩囊呈“O”形的环套状,所述连接件与充气罩囊内圈壁密封连接,所述气道导管通过连接件与充气罩囊围成的内圈相连通,所述气道导管壁上还设有充气腔,所述充气腔沿气道方向延伸并穿过连接件与充气罩囊相连通,所述气道导管外设有抽注气接头,所述抽注气接头与充气腔相接。 
本实用新型喉罩,其中所述充气腔与抽注气接头之间设有通气单向阀。 
本实用新型喉罩与现有技术不同之处在于本实用新型喉罩将充气腔集成在气道导管壁上,并穿过连接件与充气罩囊相连通,通过与充气腔连通的抽注气接头对充气罩囊进行抽注气,结构简单,为患者安装方便快捷,同时避免多余管道对患者造成额外的损伤。 
下面结合附图对本实用新型的喉罩作进一步说明。 
附图说明
图1为本实用新型喉罩的仰视图; 
图2为图1中A-A处的截面图; 
图3为图1中B处的局部放大图。 
具体实施方式
如图1、2、3所示,本实施方式喉罩包括充气罩囊1、连接件2、气道导管3,充气罩囊1呈“O”形的环套状,连接件2与充气罩囊1内圈壁密封连接,气道导管3通过连接件2与充气罩囊2围成的内圈相连通,气道导管3壁上还设有充气腔4,充气腔4沿气道方向延伸并穿过连接件2与充气罩囊1相连通,气道导管3外设有抽注气接头5,抽注气接头5与充气腔4相接,充气腔4与抽注气接头5之间还设有通气单向阀。 
使用时,先通过抽注气接头5将充气罩囊1中的气体经充气腔4抽出,使罩囊处于干瘪状态,放入患者咽喉部中,使罩囊内圈对准气道,然后通过抽注气接头5经充气腔4向充气罩囊1中注入气体,使罩囊膨胀直至罩囊下壁与患者咽喉部密封,停止注气,此时气道导管2便与患者气道相连通,为患者建立好人工气道通道。 
以上所述的实施例仅仅是对本实用新型的优选实施方式进行描述,并非对本实用新型的范围进行限定,在不脱离本实用新型设计精神的前提下,本领域普通技术人员对本实用新型的技术方案作出的各种变形和改进,均应落入本实用新型权利要求书确定的保护范围内。 

Claims (2)

1.一种喉罩,包括充气罩囊(1)、连接件(2)、气道导管(3),所述充气罩囊(1)呈“O”形的环套状,所述连接件(2)与充气罩囊(1)内圈壁密封连接,所述气道导管(3)通过连接件(2)与充气罩囊(2)围成的内圈相连通,其特征在于:所述气道导管(3)壁上还设有充气腔(4),所述充气腔(4)沿气道方向延伸并穿过连接件(2)与充气罩囊(1)相连通,所述气道导管(3)外设有抽注气接头(5),所述抽注气接头(5)与充气腔(4)相接。 
2.根据权利要求1所述的喉罩,其特征在于:所述充气腔(4)与抽注气接头(5)之间设有通气单向阀。 
CN 201320188317 2013-04-12 2013-04-12 喉罩 Expired - Lifetime CN203227173U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320188317 CN203227173U (zh) 2013-04-12 2013-04-12 喉罩

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320188317 CN203227173U (zh) 2013-04-12 2013-04-12 喉罩

Publications (1)

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CN203227173U true CN203227173U (zh) 2013-10-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320188317 Expired - Lifetime CN203227173U (zh) 2013-04-12 2013-04-12 喉罩

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CN (1) CN203227173U (zh)

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Granted publication date: 20131009