CN201123836Y - Puncturing device through dermal bone - Google Patents

Puncturing device through dermal bone Download PDF

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Publication number
CN201123836Y
CN201123836Y CNU2007201443924U CN200720144392U CN201123836Y CN 201123836 Y CN201123836 Y CN 201123836Y CN U2007201443924 U CNU2007201443924 U CN U2007201443924U CN 200720144392 U CN200720144392 U CN 200720144392U CN 201123836 Y CN201123836 Y CN 201123836Y
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China
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hollow
needle
drill
shank
channel
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CNU2007201443924U
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Chinese (zh)
Inventor
贾宁阳
韩寿彭
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上海凯利泰医疗科技有限公司
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Priority to CNU2007201443924U priority Critical patent/CN201123836Y/en
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Abstract

The utility model discloses a percutaneous puncture device, which comprises a puncture needle, a hollow drill and a work channel, wherein, a needle core of the puncture needle, a drill bit of the hollow drill and the work channel are sleeved together; the puncture needle is detachably fixed on the top of a drill stock of the hollow drill through a needle handle; and the work channel is detachably fixed on the lower end of the drill stock of the hollow drill through a channel handle. By adoption of percutaneous puncture device for performing percutaneous vertebral body forming operation, the X-ray perceptive frequency can be reduced; the operation procedure is simplified; the operation time is shortened; and the operation safety is improved.

Description

经皮骨穿刺装置 Percutaneous bone puncture means

技术领域 FIELD

本发明涉及医疗手动机械装置,特别涉及一种经皮骨穿刺装置。 The present invention relates to medical manual mechanical device, particularly to a skin puncturing device is a bone. 背景技术 Background technique

经皮椎体成开》术(percutaneous vertebroplasty, PVP )是一一禾中微侵入手术,近几年来在欧美等国得到较多应用,被认为是治疗椎体骨质疏松症、压縮性骨折、骨肿瘤等疾病的常用方法。 Percutaneous vertebroplasty to open "surgery (percutaneous vertebroplasty, PVP) is eleven Wo in minimally invasive surgery, in recent years been used more often in Europe and other countries, is considered the treatment of vertebral osteoporosis, compression fractures common methods bone tumors and other diseases. 其基本原理是把液态的骨水泥注入椎体内,以达到迅速止痛和恢复椎体强度的目的。 The basic principle is the liquid bone cement injected into the vertebral body, in order to achieve rapid pain relief and recovery purposes vertebral body strength.

通常经皮椎体成形手术需经过以下步骤: Percutaneous vertebroplasty procedure usually formed subject to the following steps:

1. C臂机下用穿刺针进行穿刺定位; Positioning the puncture needle puncturing the 1. C-arm;

2. 移除穿刺针针芯,让穿刺针外管留在体内; 2. Remove the puncture needle core, the outer tube so that the needle left in the body;

3. 从穿刺针外管中置入引导丝,并移除穿刺针外管; 3. The guide wire tube inserted from the outer needle, an outer needle and remove the tube;

4. 在引导丝导引下,插入扩张器,扩张器可旋转进入,以减小阻力; 4. In the guide wire guide, insertion of the dilator, the dilator rotatable enter, to reduce drag;

5. 取出扩张器,外鞘留在体内,作为工作通道; 5. Remove the dilator sheath remain in the body, as a working channel;

6. 用钻子通过外鞘进行骨质通道的疏通,如果有骨头碎屑,可以反 6. clear passage through the outer sheath of the bone with a drill, if the bone chips to be trans

复进出几次钻子以移除。 Complex and out several times to remove the drill.

7. 把抽取真空的球囊导管通过外鞘插入椎体内部,使其膨胀后注入 7. The vacuum evacuation a balloon catheter inserted into the vertebral body through the outer sheath, and expands after injection

骨水泥。 Bone cement. 骨水泥推杆抵至椎体内空腔前缘,推注骨水泥。 Bone cement into the vertebral cavity plunger abuts the leading edge, the bone cement injection. 但是,经皮椎体成形术也有一定的缺点和不足。 However, percutaneous vertebroplasty also has some shortcomings and deficiencies. 由于穿刺针穿刺定位、 Since the puncture needle localization,

置入引导丝、插入扩张器、用钻子对骨质通道的疏通等多个步骤都需要x光透视进行确认,造成对手术操作者多次的X光辐射。 Into the guide wire, a dilator is inserted, with a plurality of steps on bone drill clear channel x-ray and the like are required to confirm, on the resulting X-radiation of multiple operator. 而且该技术需要从穿刺针外管中置入引导丝、插入扩张器,手术操作时间比较长,患者流血量比较多,手术步骤较麻烦。 Moreover this technique requires the puncture needle into the outer tube from the guide wire, a dilator is inserted, the operation time is long, more than bleeding the patient, the surgical procedure is troublesome. 实用新型内容 SUMMARY

本发明要解决的技术问题是提供一种经皮骨穿刺装置,采用该装置进行经皮椎体成形手术能减少X光透视次数及手术时间、提高手术的安全性。 The present invention is to solve the technical problem of providing a percutaneous bone puncture device used in the apparatus for percutaneous vertebroplasty procedure can reduce the number of X-ray and operation time and improve the safety of operation.

为解决上述技术问题,本实用新型的经皮骨穿刺装置,包括穿剌针、 空心钻、工作通道;空心钻包括钻柄和空心钻头,空心钻头固定在钻柄上, 并且空心钻头的空心同钻柄顶部贯通;穿刺针包括针柄和穿刺针芯,穿刺针芯固定在针柄上;工作通道包括通道柄和通道体,通道体固定在通道柄上并且通道体的中空通道同通道柄顶部贯通;空心钻头、穿剌针芯、通道体的横截面为圆形,穿刺针芯的外径略小于空心钻头的内径,空心钻头的外径略小于通道体的内径,穿刺针芯较空心钻头长、空心钻头较通道体长, 工作通道通过中空通道套在空心钻头的外面,通道柄可拆卸地固定在钻柄的下端,空心钻通过空心钻头的空心套在穿刺针芯的外面,钻柄顶部可拆卸地固定针柄。 To solve the above problems, the present invention is percutaneous bone puncture apparatus including puncture needle, hollow drill, the working channel; hollow drill comprising a hollow drill shank and, fixed to the hollow drill bit shank, and with a hollow core drill shank top through; puncture needle comprising a needle shank and needle core, the needle core is fixed to the needle shank; working channel includes a channel handle and a channel member, the channel member is fixed to the channel handle and the hollow channel of the channel member with the channel top handle through; hollow drill, core needle puncture, channel cross-section is rounded, the outside diameter of the puncture needle is slightly smaller than the inner diameter of the hollow core of the drill, the hollow drill outer diameter slightly smaller than the inner diameter of the body passage, a hollow needle core drill than long hollow drill than the channel length, a hollow passageway through the working channel of the hollow drill outer sleeve, the shank passage is detachably secured to the lower end of the shank, the bit holder outside the hollow needle through the hollow core of the hollow drill bit, the shank the top of the needle handle is detachably fixed.

可以通过钻柄顶部及针柄的螺纹将空心钻同穿刺针固定在一起。 It can be a threaded shank of the needle shaft and the top of the hollow drill together with the puncture needle. 可以通过在钻柄底部两侧设卡接槽、在通道柄两侧设卡接棱将工作通 At the bottom by a shank provided at both sides locking groove in the shank passage is provided on both sides of the detent edge on the work

道固定在空心钻上。 Road fixed hollow drill.

本经皮骨穿刺装置,穿刺针、空心钻、工作通道套接组合固定在一起, This percutaneous bone puncture device, the puncture needle, hollow drill, the working channel socket combination together,

在进行经皮椎体成形手术时,穿刺针、空心钻、工作通道顺带进入椎体,不必多次从外部插入,方便定位,减少了需要x光透视进行确认的次数, When performing vertebroplasty procedure, needle, hollow drill, the working channel passing into the vertebral body, do not have to repeatedly inserted from the outside, to facilitate positioning, the need to reduce the number of x-ray to confirm,

方便操作,可以縮短手术操作时间,提高手术安全性。 Easy to operate, can shorten the operation time, improve surgical safety. 附图说明 BRIEF DESCRIPTION

下面结合附图及具体实施方式对本发明作进一步详细说明。 Hereinafter, the present invention is described in further detail in conjunction with accompanying drawings and specific embodiments.

图1是本实用新型一实施方式示意图; 1 is a schematic embodiment of an embodiment of the present invention;

图2是本实用新型一实施方式的穿剌针示意图; FIG 2 is a schematic view of a needle puncture to an embodiment of the present invention embodiment;

图3是本实用新型一实施方式的空心钻示意图; FIG 3 is a hollow embodiment of the present invention, a schematic embodiment of a drill;

图4是本实用新型一实施方式的空心钻顶视图; FIG 4 is a hollow embodiment of the present invention a top view of a drilling embodiment;

图5是本实用新型一实施方式的工作通道示意图; FIG 5 is a working channel of an embodiment of the present invention, a schematic embodiment;

图6是本实用新型一实施方式的工作通道顶视图。 FIG 6 is an embodiment of the present invention a top view of the embodiment of the working channel.

具体实施方式 Detailed ways

本实用新型的经皮骨穿刺装置一实施方式如图1所示,包括穿剌针2、 The present invention means a percutaneous bone puncture embodiment 1, comprising a puncture needle 2,

空心钻1、工作通道3,空心钻1包括钻柄11和空心钻头12,空心钻头12固定在钻柄11上并且空心钻头的空心同钻柄顶部贯通,穿刺针2包括针柄21和穿刺针芯22,穿刺针芯22固定在针柄21上,工作通道3包括通道柄31和通道体32,通道体32固定在通道柄31上并且通道体32的中空通道同通道柄31顶部贯通,空心钻头12、穿刺针芯22、通道体32 为高炭不锈钢材质,横截面为圆形,穿剌针芯22的外径略小于空心钻头12的内径,空心钻头12的外径略小于通道体32的内径(作为一实施例, 穿刺针芯22的外径为1. 00-3. OOmm,空心钻头12的内径为1. 05-3. 05mm, 外径为2. 50-4. 50mm,通道体32的内径为2. 51-5. OOmm,外径为3. 50-5. 50mm, 一较佳实施例:穿刺针芯22的外径为2. OOram,空心钻头12的内径为2. 05mm,外径为3. 50mm,通道体32的内径为3. 51腿,外径为4.50mni),穿刺针芯较空心钻头长、空心钻头较 Hollow drill 1, the working channel 3, hollow drill 1 comprises a shank 11 and a hollow drill bit 12, the hollow drill bit 12 is fixed to the drill shank and the hollow drill hollow with the shank top through 11, the puncture needle 2 includes a needle stem 21 and needle core 22, the puncture needle core 22 is fixed to the needle handle 21, the working channel 3 includes a channel stem 31 and the channel 32, the channel member 32 is fixed on the channel the shank 31 and the channel of the hollow passage 32 of the 31 top with the channel handle through the hollow drill bit 12, the puncture needle core 22, the channel 32 is high carbon stainless steel, circular cross-section, the outer diameter puncture needle 22 is slightly smaller than the inner diameter of the core of the hollow drill bit 12, the outer diameter of the hollow drill bit 12 is slightly smaller than the passageway 32 inner diameter (as an example, the outer diameter of the puncture needle core 22 is 1. 00-3. OOmm, the inner diameter of the hollow drill bit 12 is 1. 05-3. 05mm, an outer diameter of 2. 50-4. 50mm, channels the inner diameter of body 32 is 2. 51-5 OOmm, an outer diameter of 3. 50-5 50mm, a preferred embodiment: the outer diameter of the core 22 to the puncture needle 2. OOram, the inner diameter of the hollow drill bit 12 is two. 05mm, an outer diameter of 3. 50mm, the inner diameter of the channel 32 is 3.51 legs, an outer diameter of 4.50mni), compared with hollow core needle bit long, hollow drill than 道体长,工作通道3通过中空通道套在空心钻头12的外面,通道柄31可拆卸地固定在空心钻柄11的下端,空心钻1通过空心钻头空心套在穿刺针芯22的外面,针柄21 可拆卸地固定在空心钻柄11的顶部。 Channel length, the channel 3 sets the working out of the hollow drill bit 12 through the hollow passage, shank passage 31 is detachably secured to the lower end of the hollow shank 11, the hollow drill bit 1 through the hollow sleeve of the hollow core 22 outside the puncture needle, the needle the stem 21 is detachably secured in the hollow shank 11 of the top.

如图3、图4所示,空心钻1的空心钻头12前端121有三个钻齿, 后端固定在钻柄11上并且空心钻头12的空心113同钻柄11顶部贯通, 钻柄11顶部设有一与空心钻头12共圆心且周边有螺纹112的圆孔;钻柄ll底部两侧设有两个卡接槽lll。 3, FIG. 4, a hollow core drill 12 drill distal end 1211 has three drilling teeth, is fixed to the rear end of the drill shank 11 and core drill 113 with the hollow shank 12 through the top 11, located at the top the shank 11 It has a hollow center 12 of the drill bit and a threaded periphery 112 of the circular hole; locking groove is provided with two shank ll lll sides of the bottom. 如图2所示,穿刺针芯22顶端221为有三个斜面的尖锥,空心钻头12前端钻齿槽的斜面同穿刺针芯22前端的尖锥的斜面倾角相等,穿刺针芯22固定在针柄21下部几何中心处,穿剌针2套入空心钻1后,调节套入的深度可使穿剌针芯22顶端221的尖锥的三个斜面同空心钻头12前端121的三个钻齿槽的斜面相吻合在同一斜面上,针柄21下部周边有螺纹,同钻柄11顶部圆孔周边的螺纹相匹配构成一对偶件,从而可以将针柄21拧紧在钻柄11上将穿刺针2同空心钻1 可拆卸地套接固定在一起。 2, the puncture needle 22 to the top of the core 221 as having three beveled cone, the front end of the hollow drill bit 12 with beveled gullet beveled equivalent cone angle of the distal end 22 of the needle core, the puncture needle 22 is fixed to the needle core the geometric center of the lower portion of the stem 21, puncture needle 2 is set into the hollow drill after 1, can adjust the depth of the three sets of the puncture needle bevel cone tip 221 of core 22 with the distal end 121 of the hollow drill bit 12 drilling teeth three slant grooves coincide on the same slant plane, the needle handle 21 the lower portion of the periphery of threaded, with the shank 11 at the top circular aperture threaded to match constitute a pair of coupling members, which can be needle shaft 21 screwed shank 11 will puncture needle 2 with a hollow drill socket removably secured together. 如图5、图6所示,通道体32的中空通道313 同通道柄31顶部贯通,通道柄31两侧有两个卡接棱311,该两个卡接棱311同钻柄11底部两侧设有两个卡接槽111相吻合,工作通道3套在空心钻头外面后可旋转工作通道3将两个卡接棱311卡进钻柄11底部两侧的两个卡接槽111,从而将工作通道3可拆卸地套接固定在空心钻1上。 5, FIG. 6, the channel of the hollow passage 31 of the top 31 332 with a through passage shank, the shank 31 with channels on both sides of two snap edges 311, 311 of the two detent ribs 11 with the sides of the bottom shank is provided with two detent grooves 111 coincide, the channel 3 sets the working out of the hollow drill after the working channel 3 is rotatably connected to the two edge card 311 into the card drill shank two snap grooves on both sides of the base 11111, so that the 3 is detachably sleeved working channel secured to the core drill 1.

使用本实用新型的经皮骨穿刺装置进行经皮椎体成形手术的一实施例操作过程如下:穿刺针2、空心钻l、工作通道3套接组合固定在一起,拧转穿剌针柄,调节穿刺针柄21置入钻柄11顶部圆孔的深度使穿刺针芯22顶端221 的尖锥的斜面同钻头12前端121的钻齿槽的斜面相吻合在同一斜面上; 手握手柄,将穿剌针芯22插入椎体内,空心钻头12的前端也顺带进入椎体;确认空心钻头12进入椎体后旋转穿刺针柄21将穿刺针芯22退出; 空心钻1推进进行骨质通道的疏通,当到达目标位置后,旋转通道柄31 使两个卡接棱311同钻柄11底部两侧的两个卡接槽111脱离,然后将通道体32沿空心钻头12的管壁插入到椎体内;确认通道体32进入椎体目标位置后将空心钻1退出,只留工作通道3在椎体内作为工作通道。 Use of the present invention, bone puncture percutaneous vertebroplasty device of a surgical procedure of Example follows: 2 needle, hollow drill L, 3 socket combination working channel secured together, twisting the puncture needle handle, the puncture needle depth adjustment lever 21 into the top of the shank 11 of circular cone so that the puncture needle tip 221 of the core 22 with the inclined surface 12 inclined surface cogging drill bit 121 coincides with the front end on the same slant plane; grip handle, the the puncture needle is inserted into the vertebral body of the core 22, the distal end of the hollow drill bit 12 also passing into the vertebral body; confirmation hollow drill stem 12 to rotate the needle into the vertebral body 21 after the puncture needle exits core 22; hollow drill 1 for promoting bone passage clear, after reaching the target position, the stem channel 31 so that rotation of two snap ribs 311 with the shank two snap grooves on both sides from the bottom of 11111, and the channel member 32 along the wall of the hollow drill 12 is inserted into the vertebral vivo; for that channel after the hollow body 32 into the target position a drill exits the vertebral body, leaving only the working channel 3 as a working channel within the vertebral body.

本经皮骨穿刺装置,穿刺针2、空心钻l、工作通道3套接组合固定在一起,在进行经皮椎体成形手术时,穿剌针2、空心钻l、工作通道3 顺带进入椎体,不必多次从外部插入,方便定位,减少了需要X光透视进行确认的次数,方便操作,可以縮短手术操作时间,提高手术安全性。 This percutaneous bone puncture device, the puncture needle 2, L hollow drill, the working channel sockets 3 are fixed together in combination, when performing vertebroplasty procedure, 2 puncture needle, hollow drill L, passing the working channel into the vertebra 3 body, do not have to repeatedly inserted from the outside, to facilitate positioning, reducing the number of X-ray to confirm the need to facilitate the operation, operation time can be shortened, improve surgical safety.

Claims (6)

1、一种经皮骨穿刺装置,其特征在于,包括穿刺针、空心钻、工作通道;空心钻包括钻柄和空心钻头,空心钻头固定在钻柄上,并且空心钻头的空心同钻柄顶部贯通;穿刺针包括针柄和穿刺针芯,穿刺针芯固定在针柄上;工作通道包括通道柄和通道体,通道体固定在通道柄上并且通道体的中空通道同通道柄顶部贯通;空心钻头、穿刺针芯、通道体的横截面为圆形,穿刺针芯的外径略小于空心钻头的内径,空心钻头的外径略小于通道体的内径,穿刺针芯较空心钻头长、空心钻头较通道体长,工作通道通过中空通道套在空心钻头的外面,通道柄可拆卸地固定在钻柄的下端,空心钻通过空心钻头的空心套在穿刺针芯的外面,钻柄顶部可拆卸地固定针柄。 A percutaneous bone puncture device is characterized in that, comprising a puncture needle, hollow drill, the working channel; hollow drill comprising a hollow drill shank and, fixed to the hollow drill bit shank and the hollow shank with a hollow drill top through; puncture needle comprising a needle shank and needle core, the needle core is fixed to the needle shank; working channel includes a channel handle and a channel member, the channel member is fixed to the channel handle and the hollow channel of the channel member through the same channel top handle; open cross-section drill, needle core, the channel is rounded, the outside diameter of the puncture needle is slightly smaller than the inner diameter of the hollow core of the drill, the hollow drill outer diameter slightly smaller than the inner diameter of the body passage, a hollow needle core drill than the long, hollow drill bit than the channel length, a hollow passageway through the working channel of the hollow sleeve on the outside of the drill, the shank passage is detachably secured to the lower end of the shank, the bit holder outside the hollow needle through the hollow core of the hollow drill bit, the shank detachably top fixed needle handle.
2、 根据权利要求1所述的经皮骨穿刺装置,其特征在于,钻柄顶部设有一与空心钻头共圆心且周边有螺纹的圆孔,穿刺针芯固定在针柄下部几何中心处,针柄下部周边有同钻柄顶部圆孔周边相匹配的螺纹,穿刺针芯套入空心钻头后针柄同钻柄能通过螺纹固定在一起。 2, percutaneous bone puncture device according to claim 1, wherein the shank is provided with a common top center and the periphery of the hollow threaded drill hole, the needle core is fixed at a lower portion of the needle shank geometric center, the needle with a lower portion of the shank has a shank peripheral top threaded circular aperture matches the needle sheath into the hollow core needle shank with a drill bit shank threadably secured together.
3、 根据权利要求1或2所述的经皮骨穿刺装置,其特征在于,钻柄底部两侧设有卡接槽,通道柄两侧有卡接棱,卡接棱同卡接槽相吻合,工作通道套在空心钻头外面后,旋转工作通道能将两个卡接棱卡进卡接槽, 将工作通道固定在空心钻上。 3. The percutaneous bone puncture device according to claim 1, wherein the shank has a locking groove sides of the bottom, there is a handle on both sides of the channel edge snap, detent edge coincide with the locking groove after working channel set outside the hollow drill, two rotating working channel can snap into the locking groove card edge, the working channel is fixed in the hollow drill.
4、 根据权利要求1或2所述的经皮骨穿刺装置,其特征在于,空心钻头前端钻齿槽的斜面同穿刺针芯前端的尖锥的斜面倾角相等。 4. The percutaneous bone puncture device according to claim 1, characterized in that the drill tip is equal to the bevel angle of the hollow drill gullet beveled tip of the core with the puncture needle of the taper.
5、 根据权利要求4所述的经皮骨穿刺装置,其特征在于,空心钻头前端有三个钻齿,穿刺针芯前端的尖锥为三面尖锥,三个钻齿槽的斜面同三个穿刺针芯尖锥的斜面倾角相等。 5. The apparatus of claim percutaneous puncture bone according to claim 4, characterized in that the hollow drill bit tip has three teeth taper needle tip of three sides of the core tip, the inclined surface with three drill cogging three puncture equal to the slope angle of the cone needle core.
6、根据权利要求1或2所述的经皮骨穿刺装置,其特征在于,穿刺针芯的外径为1.00-3.00醒,空心钻头的内径为1.05-3.05 mm;外径为2. 50-4. 50誦,通道体的内径为2. 51-5. 00匪、外|5为3. 5-5. 50腿。 6. The percutaneous bone puncture device according to claim 1, characterized in that the outer diameter of the puncture needle core is awake 1.00 and 3.00, the inner diameter of the hollow drill 1.05-3.05 mm; outer diameter of 2. 50 4.50 chanting, the inner diameter of the channel body 2. 51-500 bandit, outside |. 5-550. 5 3. leg.
CNU2007201443924U 2007-12-21 2007-12-21 Puncturing device through dermal bone CN201123836Y (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010111811A1 (en) * 2009-04-03 2010-10-07 Shao Weixing Puncture needle for orthopedic operation
CN105596077A (en) * 2016-02-06 2016-05-25 贺新宁 Universal screw-setting device for pedicle screw

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010111811A1 (en) * 2009-04-03 2010-10-07 Shao Weixing Puncture needle for orthopedic operation
CN105596077A (en) * 2016-02-06 2016-05-25 贺新宁 Universal screw-setting device for pedicle screw

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