CN2123989U - 腹腔神经丛穿刺弯针 - Google Patents

腹腔神经丛穿刺弯针 Download PDF

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Publication number
CN2123989U
CN2123989U CN 92214578 CN92214578U CN2123989U CN 2123989 U CN2123989 U CN 2123989U CN 92214578 CN92214578 CN 92214578 CN 92214578 U CN92214578 U CN 92214578U CN 2123989 U CN2123989 U CN 2123989U
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China
Prior art keywords
puncture
needle
utility
model
abdominal
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Granted
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CN 92214578
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English (en)
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苏锡之
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Affiliated Hospital of Luzhou Medical College
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Affiliated Hospital of Luzhou Medical College
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Priority to CN 92214578 priority Critical patent/CN2123989U/zh
Publication of CN2123989U publication Critical patent/CN2123989U/zh
Granted legal-status Critical Current

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Abstract

本实用新型公开了一种腹腔神经丛穿刺弯针。 其特征在于将针管弯曲成圆弧形,弧长L与针管圆 弧半径R的关系为L/R=π/2。本实用新型作腹 腔神经丛穿刺,更符合穿刺部位椎体和周边组织的解 剖学结构,穿刺简便,减少和避免穿刺中的意外损伤, 提高了穿刺成功率。对腹部器官癌患者,止痛时间 长,效果好,病人易接受。本实用新型设计合理,制作 简单,社会和经济效益显著,具有广泛的应用价值,是 新型腹腔神经丛穿刺针。

Description

本实用新型属于腹腔神经丛穿刺弯针,用于作人体经皮腹腔神经丛穿刺酒精阻滞治疗中上腹部器官癌痛。
疼痛是晚期癌症患者最常见,最痛苦的症状。多数癌症从发病开始至死亡整个过程都可能忍受着不同程度、不同性质、不同部位的疼痛。有剧痛症状的晚期癌症病人高达50-100%。目前国内外文献报导,作腹腔神经丛穿刺酒精阻滞治疗癌痛,均应用传统的10-12cm22号细针、直针穿刺,操作程序复杂,穿刺难度大,易发生大血管刺破之并发症,并常需借助于X影象监视穿刺。在基层医院缺乏此条件不易开展,治疗癌痛一直无正规的定型腹腔神经丛穿刺针。
本实用新型的目的是设计一种操作程序简便,实用,符合穿刺部位椎体和周边组织的解剖学结构,以提高腹腔神经丛穿刺成功率的穿刺针。
本实用新型采用的方案达到了上述目的。它是在传统针的基础上,将针管弯曲成园弧型,弧长L为11-14cm,园弧长L与针管园弧的半径R的关系为L/R=π/2。针尖为钝头,针管内径为1mm,针管内有同一弯度和长度的不锈钢管芯。
本实用新型由于采用钝头弯针,作腹腔神经丛穿刺,符合穿刺部位和周边组织的解剖学结构,减少和避免穿刺中的意外损伤,提高了穿刺成功率。
本实用新型的应用,将更有利于开展腹腔神经丛酒精阻滞治疗癌症疼痛,对腹部器官癌患者止痛时间长,效果好,病人易接受。本实用新型有极好的社会和经济效益,具有广泛的应用价值,是新型腹腔神经丛穿刺针。
结合实施例,对本实用新型作进一步阐述:
本实用新型由针栓(1)、针管(2)、钝头针头(3)组成。针管长为13cm,并弯曲成半径为9cm的园弧型,针管内径为1mm,针管内有同一弯度和长度的不锈钢管芯。这样制作的弯针更符合腰横剖面解剖特点,进针点距棘突出正中线短,穿刺途经不会伤及肾脏。钝头针尖更靠近椎体前正中缘位,针尖钝头穿破腰大肌前筋膜落空明显,不易伤及大血管。又由于针管较粗,相似于16号硬膜外腔穿刺针,因此可置入硬膜外导管,不会因肌肉张力而影响进针方向,并可从针管内***硬膜外导管注药,药液在疏松***内扩散更宽,对神经丛阻滞效果更好。

Claims (2)

1、一种腹腔神经丛穿刺弯针,由针栓(1)、针管(2)、针尖(3)组成,其特征在于将针管弯曲成园弧型,弧长L为11-4cm;园弧长L与针管园弧的半径R的关系为L/R=π/2,针尖为钝头,针管内径为1mm,针管内有同一弯度和长度的不锈钢管芯。
2、根据权利要求1所述的弯针,其特征在于针管弧长为13cm。
CN 92214578 1992-05-05 1992-05-05 腹腔神经丛穿刺弯针 Granted CN2123989U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92214578 CN2123989U (zh) 1992-05-05 1992-05-05 腹腔神经丛穿刺弯针

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92214578 CN2123989U (zh) 1992-05-05 1992-05-05 腹腔神经丛穿刺弯针

Publications (1)

Publication Number Publication Date
CN2123989U true CN2123989U (zh) 1992-12-09

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CN 92214578 Granted CN2123989U (zh) 1992-05-05 1992-05-05 腹腔神经丛穿刺弯针

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CN (1) CN2123989U (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102772239A (zh) * 2012-07-18 2012-11-14 马驰原 用于腰大池腹腔分流的皮下隧道针
CN104688296A (zh) * 2015-03-18 2015-06-10 马克 一种定向蛇形穿刺骨锥
CN106510814A (zh) * 2016-12-13 2017-03-22 潘楚雄 一种超声引导耳大神经阻滞专用穿刺针

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102772239A (zh) * 2012-07-18 2012-11-14 马驰原 用于腰大池腹腔分流的皮下隧道针
CN104688296A (zh) * 2015-03-18 2015-06-10 马克 一种定向蛇形穿刺骨锥
CN106510814A (zh) * 2016-12-13 2017-03-22 潘楚雄 一种超声引导耳大神经阻滞专用穿刺针

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