CN2650717Y - 股骨交锁髓内钉 - Google Patents

股骨交锁髓内钉 Download PDF

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Publication number
CN2650717Y
CN2650717Y CN 200320110923 CN200320110923U CN2650717Y CN 2650717 Y CN2650717 Y CN 2650717Y CN 200320110923 CN200320110923 CN 200320110923 CN 200320110923 U CN200320110923 U CN 200320110923U CN 2650717 Y CN2650717 Y CN 2650717Y
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intramedullary nail
epimere
interlocking intramedullary
femoral interlocking
hollow pipe
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CN 200320110923
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钱福卿
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Trauson Medical Instrument China Co Ltd
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Abstract

本实用新型为一种股骨交锁髓内钉,是一根空心管(1),空心管(1)有锁钉孔(16),空心管(1)是弯折形,下段(11)与上段(12)管身之间有夹角α,上、下二段之间是一个过渡弧段(17),由于上段与下段的α角,适合人体股骨形态,医疗中有效方便,省去扩大股骨髓内腔的工艺,使病人少受痛苦,提高医疗效果。

Description

股骨交锁髓内钉
本实用新型涉及一种股骨交锁髓内钉,用于骨科医疗中作医疗器件。
传统骨科医疗中的股骨髓内钉,有直形与弧形二种,由于人体股骨呈不规则弯曲,直形与弧形在临床上均有不足的一面,弧形不易对准交锁,直形要扩大股骨髓腔。
本实用新型是针对人体股骨呈不规则弯曲的特征,提出一种适合该特征的新型股骨交锁髓内钉,适合于人体骨科医疗实践。
本实用新型的技术方案是:一种股骨交锁髓内钉,是一根空心管,空心管有锁钉孔,空心管是弯折形,下段与上段管身之间有夹角α,上,下二段之间是一个过渡弧段。
由于上段与下段有交角α,加上中间过渡弧段,适合人体股骨形状,完成发明任务。
图1是股骨交锁髓内钉的实施例。
图2是图1的局部剖面的仰视图。
以下结合附图详细叙述本实用新型。
一种股骨交锁髓内钉,是一根空心管(1),空心管(1)有锁钉孔(16),空心管(1)是二段弯折形,下段(11)与上段(12)管身之间有夹角α,上、下二段之间是一个过渡弧段(17)。
上段(12)的直径D1大于下段(11)及过渡弧段(17)的直径D2,大小直径D1、D2之间有过渡部(121),过渡部(121)是圆锥形。
上段(12)的端头部(13)有定位凹坑(131)或可定位凸缘。
上段(12)孔口内有内螺纹(15)。
股骨交锁髓内钉上下二段之间的夹角有关系:3°≤α≤8°。
股骨交锁髓内钉的外表面,有三个周向等分的纵向凹槽(14)。过渡弧段(17)的圆弧半径可以是1800~230毫米。
由于上段与下段之间的α角及过渡弧段,适合人体股骨形态,医疗中有效、方便,省去扩大骨髓内腔的工艺,使病人少受痛苦,提高医疗效果。

Claims (6)

1、一种股骨交锁髓内钉,是一根空心管(1),空心管(1)有锁钉孔(16),其特征是空心管(1)是弯折形,下段(11)与上段(12)管身之间有夹角α,上,下二段之间是一个过渡弧段(17)。
2、由权利要求1所述的股骨交锁髓内钉,其特征是上段(12)的直径D1大于下段(11)及过渡弧段(17)的直径D2,大小直径D1、D2之间有过渡部(121),过渡部(121)是圆锥形。
3、由权利要求1所述的股骨交锁髓内钉,其特征是上段(12)的端头部(13)有定位凹坑(131)或可定位凸缘。
4、由权利要求2所述股骨交锁髓内钉,其特征是上段(12)孔口内有内螺纹(15)。
5、由权利要求1所述的股骨交锁髓内钉,其特征是夹角3°≤α≤8°。
6、由权利要求1所述的股骨交锁髓内钉,其特征是空心管(1)的外表面,有三个周向等分的纵向凹槽(14)。
CN 200320110923 2003-11-19 2003-11-19 股骨交锁髓内钉 Expired - Lifetime CN2650717Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200320110923 CN2650717Y (zh) 2003-11-19 2003-11-19 股骨交锁髓内钉

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Application Number Priority Date Filing Date Title
CN 200320110923 CN2650717Y (zh) 2003-11-19 2003-11-19 股骨交锁髓内钉

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CN2650717Y true CN2650717Y (zh) 2004-10-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101601605B (zh) * 2009-07-14 2011-01-05 常州市康辉医疗器械有限公司 股骨近端骨折髓内钉固定装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101601605B (zh) * 2009-07-14 2011-01-05 常州市康辉医疗器械有限公司 股骨近端骨折髓内钉固定装置

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C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: CREATION MEDICAL EQUIPMENT ( JIANGSU ) CO., LTD.

Free format text: FORMER OWNER: QIAN FUQING

Effective date: 20080125

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20080125

Address after: No. 31, posterior village, Niu Tong Town, Wujin District, Jiangsu, Changzhou Province, 213163

Patentee after: Trauson Medical Instrument (Jiangsu) Co., Ltd.

Address before: Wujin third medical instrument factory, Changzhou Town, Wujin District, Changzhou City, Jiangsu Province, China, 213163

Patentee before: Qian Fuqing

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Expiration termination date: 20131119

Granted publication date: 20041027