CN201005727Y - 内窥式体外心血、体液采集针头 - Google Patents

内窥式体外心血、体液采集针头 Download PDF

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CN201005727Y
CN201005727Y CNU2007201406728U CN200720140672U CN201005727Y CN 201005727 Y CN201005727 Y CN 201005727Y CN U2007201406728 U CNU2007201406728 U CN U2007201406728U CN 200720140672 U CN200720140672 U CN 200720140672U CN 201005727 Y CN201005727 Y CN 201005727Y
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郭迎利
焦建军
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Abstract

一种内窥式体外心血、体液采集针头,属法医尸体检验器具。目前国内外法医进行尸体检验需抽取心血、体液进行相关毒物、药物检验时,经常需要剖开体腔后再抽取,此种办法,死者家属难以接受,给法医的工作增加了难度。本实用新型将注射器针头内孔直径加大,长度加长,内置纤维内窥镜管芯,在纤维内窥镜的监视下,从尸体体表插入该针头,到达所需抽取部位后,取出纤维内窥镜管芯,用普通注射器接上该针头即可准确地抽取心血、胸腹腔、脊髓腔、胃内容等液体,避免了剖开尸体采集,达到无创作业的目的。

Description

内窥式体外心血、体液采集针头
(一)技术领域:
本实用新型属法医尸体检验器具,具体地说是一种内窥式体外心血、体液采集针头。
(二)背景技术:
目前,国内外法医进行尸体解剖时,经常需要提取心腔血液,胸腹腔、脊髓腔、胃内容等液体进行相关的毒物、药物检验。这时,用普通注射针穿刺抽取非常困难。因此,经常需要剖开体腔后再抽取。按照中国人的传统,除非法律规定需要强行解剖尸体的,死者家属一般是不同意做尸体解剖的,只允许进行尸体体表检验。这就给法医的工作增加了难度。
(三)发明内容:
本实用新型的目的在于提供一种专用于法医尸表检验时,不用剖开尸体就可抽取心血、体液的内窥式体外心血、体液采集针头。
本实用新型是这样实现的:
该内窥式体外心血、体液采集针头其壁厚、针尖部前角、两侧角按一般注射针头要求选取,该针头为直筒形,其内孔直径为5-10毫米,有效长度大于5厘米。
本内窥式体外心血、体液采集针头,将针头内孔加大,有效长度加长,做成套管式针头,它可作为纤维内窥镜的外套管,在进行采集心血、胸腹腔、脊髓腔、胃内容等液体作业时,在加长的套管针头内插入纤维内窥镜的管芯,在纤维内窥镜的监视下,从尸体体表插入套管针头,到达所需抽取的部位时,取出纤维内窥镜管芯,再用普通注射器接上套管针头即可准确地抽取心血、胸腹腔、脊髓腔、胃内容等液体,这样就避免了剖开尸体采集,达到了无创采集心血、体液的目的。
(四)附图说明:
下面结合附图对本实用型作进一步说明:
附图1是本实用新型正视图;
附图2是本实用新型侧视图;
(五)具体实施方式:
该内窥式体外心血、体液采集针头其壁厚b、针尖部前角β、两侧角α按一般注射针头要求选取,该针头为直筒形,其内孔直径a为5-10毫米,有效长度h大于5厘米。

Claims (1)

1.一种内窥式体外心血、体液采集针头,其壁厚、针尖部前角、两侧角按一般注射针头要求选取,其特征在于该针头为直筒形,其内孔直径为5-10毫米,有效长度大于5厘米。
CNU2007201406728U 2007-03-21 2007-03-21 内窥式体外心血、体液采集针头 Expired - Fee Related CN201005727Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201406728U CN201005727Y (zh) 2007-03-21 2007-03-21 内窥式体外心血、体液采集针头

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Application Number Priority Date Filing Date Title
CNU2007201406728U CN201005727Y (zh) 2007-03-21 2007-03-21 内窥式体外心血、体液采集针头

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CN201005727Y true CN201005727Y (zh) 2008-01-16

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Granted publication date: 20080116

Termination date: 20100321