CN2484039Y - 茎突截断装置 - Google Patents

茎突截断装置 Download PDF

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Publication number
CN2484039Y
CN2484039Y CN 01239746 CN01239746U CN2484039Y CN 2484039 Y CN2484039 Y CN 2484039Y CN 01239746 CN01239746 CN 01239746 CN 01239746 U CN01239746 U CN 01239746U CN 2484039 Y CN2484039 Y CN 2484039Y
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clamping jaw
belemnoid
styloid process
claw
cutting device
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Expired - Fee Related
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CN 01239746
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王志斌
靳敏
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Tongji Hospital Affiliated To Tongji Medical College Of Huazhong University Of Science & Technology
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Tongji Hospital Affiliated To Tongji Medical College Of Huazhong University Of Science & Technology
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Abstract

本实用新型公开了一种茎突截断术中的夹持截断装置。它包括卡爪轴,卡爪轴外套滑套,卡爪轴一端为卡爪,另一端为调节装置。该装置可紧固过长的茎突部分,迅速折断,顺利取出茎突断端。它夹持茎突牢固,折断骨质有力,避免伤及茎突周围组织。其结构简单,操作方便,全麻或局麻下均可进行手术,即可用于常用的经口内途径茎突截短术,又可用于颈外径路茎突截短术。

Description

茎突截断装置
本实用新型属于医疗器械,具体涉及一种口内途径茎突截断术用的截断装置。
咽腔狭小,咽旁间隙深邃。口内途径茎突截断术操作十分困难。一旦切除,茎突断端滑脱落入咽旁间隙,往往难以找到,又引起症状之虞。为了在术中防止断端茎突滑脱,目前主要靠血管钳夹持须切除茎突部分,而没有专门的茎突紧固截断装置。
本实用新型的目的在于设计一种茎突截断术中的夹持截断装置,便于茎突截断术操作。
为实现本实用新型的目的,发明人提出如下技术方案:茎突截断装置包括卡爪轴,卡爪轴外套滑套,卡爪轴一端为卡爪,另一端为调节装置。
该装置可紧固过长的茎突部分,迅速折断,顺利取出茎突断端。它夹持茎突牢固,折断骨质有力,避免伤及茎突周围组织。其结构简单,操作方便,全麻或局麻下均可进行手术,即可用于常用的经口内途径茎突截短术,又可用于颈外径路茎突截短术。
图1茎突截断装置结构示意图
图2茎突截断左视图
图3A-A剖示图
实施例:
如图1-3所示,茎突截断装置包括卡爪轴1,卡爪轴1外套滑套3,卡爪轴1一端沿轴向开爪瓣槽5-1,爪瓣槽5-1与爪瓣6构成卡爪7,爪瓣6内壁开设弧形槽5-2,弧形槽5-2前端的爪瓣为锐口8,另一端的调节装置为螺母螺杆结构4。滑套3一端设卡锁2。卡爪轴1后部设手柄9。
使用时,将卡爪轴1前端的卡爪7中心定位于茎突末端,徐徐推动卡爪轴1,卡爪7夹持过长茎突部分后,逐步拧紧螺母4-1,螺母螺杆结构4-1推动滑套3,滑套3前端的卡锁2挤压卡爪7的爪瓣6,爪瓣6向内收缩,使卡爪7紧紧夹持过长茎突部分,爪瓣6的锐口8咬紧骨质切断处,摆动卡爪轴1折断茎突,断端茎突随同器械一并取出。

Claims (4)

1、一种茎突截断装置,它包括卡爪轴,其特征在于卡爪轴外套滑套,卡爪轴一端为卡爪,另一端为调节装置。
2、如权利要求1所述茎突截断装置,其特征在于卡爪轴一端沿轴向开爪瓣槽,爪瓣槽与爪瓣构成卡爪,爪瓣内壁开设弧形槽,弧形槽前端的爪瓣为锐口,另一端的调节装置为螺母螺杆结构。
3、如权利要求1所述茎突截断装置,其特征在于滑套一端设卡锁。
4、如权利要求1所述茎突截断装置,其特征在于卡爪轴后部设手柄。
CN 01239746 2001-04-12 2001-04-12 茎突截断装置 Expired - Fee Related CN2484039Y (zh)

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CN 01239746 CN2484039Y (zh) 2001-04-12 2001-04-12 茎突截断装置

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110101429A (zh) * 2019-05-28 2019-08-09 自贡市第一人民医院 经皮打孔茎突截短系统
CN110537953A (zh) * 2019-06-24 2019-12-06 自贡市第一人民医院 经皮打孔颞骨茎突截短装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110101429A (zh) * 2019-05-28 2019-08-09 自贡市第一人民医院 经皮打孔茎突截短系统
CN110101429B (zh) * 2019-05-28 2024-06-18 自贡市第一人民医院 经皮打孔茎突截短系统
CN110537953A (zh) * 2019-06-24 2019-12-06 自贡市第一人民医院 经皮打孔颞骨茎突截短装置

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