CN104436409A - Anti-bending pigtail conduit - Google Patents

Anti-bending pigtail conduit Download PDF

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Publication number
CN104436409A
CN104436409A CN 201410712941 CN201410712941A CN104436409A CN 104436409 A CN104436409 A CN 104436409A CN 201410712941 CN201410712941 CN 201410712941 CN 201410712941 A CN201410712941 A CN 201410712941A CN 104436409 A CN104436409 A CN 104436409A
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CN
China
Prior art keywords
catheter
wire
conduit
anti
made
Prior art date
Application number
CN 201410712941
Other languages
Chinese (zh)
Inventor
韦刘东
Original Assignee
中山市普利斯微创介入医械有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 中山市普利斯微创介入医械有限公司 filed Critical 中山市普利斯微创介入医械有限公司
Priority to CN 201410712941 priority Critical patent/CN104436409A/en
Publication of CN104436409A publication Critical patent/CN104436409A/en

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Abstract

The invention discloses an anti-bending pigtail conduit which comprises a conduit body. The conduit body comprises a conduit tubular body and a guide wire penetrating into the conduit tubular body, wherein the guide wire comprises a core wire and a wire winding sleeve, the conduit tubular body is made of a plastic material having shape memory performance, the wire winding sleeve is formed by spiral wrapping wires arranged in a superposed mode, the core wire is made from a shape memory material so that the core wire can be still kept in a good original state after being bent for multiple times, the conduit can be still kept to be in a conducting state through the spiral wire winding sleeve under the bending situation, and medical negligence is prevented.

Description

抗打折猪尾巴导管 Anti-pigtail catheter discounts

技术领域 FIELD

[0001] 本发明涉及一种用作临床医学上的抗打折猪尾巴导管。 [0001] The present invention relates to a use as anti-pigtail catheter discounts on clinical medicine.

背景技术 Background technique

[0002] 猪尾巴导管,因端部卷曲,每端形似猪尾而得名。 [0002] pigtail catheter, because the end portion of the curl, pigtail shape at each end named. 由于其支架和内引流作用,能解除输尿管炎症、水肿造成的暂时性梗阻,防止术后伤口漏尿和输尿管狭窄。 Because of its support and the drainage action to relieve inflammation of the ureter, a temporary obstruction caused by edema, wound leak and prevent postoperative ureteral stricture. 同时,集合系统不与外界直接相通,可避免肾造瘘所引起的出血、感染;因无外引流管的限制和不适感,患者可早期下床活动,有利术后康复,但是在实际使用过程中,由于输尿管非直线管,故导管易出现打折堵塞的情况。 At the same time, the collection system is not directly connected with the outside world, to avoid bleeding nephrostomy caused by infections; limits and discomfort because no external drainage tube, the patient can get out of bed early, favorable postoperative rehabilitation, but in actual use , since the non-straight tube ureter, it is easy to be discounted catheter blockage occurs.

发明内容 SUMMARY

[0003] 为了克服现有技术的不足,本发明提供一种抗打折猪尾巴导管。 [0003] In order to overcome the deficiencies of the prior art, the present invention provides an anti-pigtail catheter discounts.

[0004] 本发明解决其技术问题所采用的技术方案是: [0004] aspect of the present invention to solve the technical problem are:

抗打折猪尾巴导管,包括导管本体,所述导管本体包括导管管体及穿设在导管管体内的导丝,所述导丝包括蕊丝和绕线套,所述导管管体由有形状记忆性的塑胶材料制成,所述蕊丝由形状记忆材料制成,所述绕线套由叠置排列的螺旋状绕丝形成。 Anti discount pigtail catheter, comprising a catheter body, said catheter body comprises a catheter tube and a guidewire disposed through the tubular body of the catheter, the guide wire comprises a core wire and a sheath wire, the catheter tube by a shape memory Zhicheng of plastic materials, the core made of silk shape memory material, the jacket is formed wire made of a stack arranged helical wire winding.

[0005] 所述导管管体由医用硅胶材料制成。 The [0005] catheter tube made of medical grade silicone material.

[0006] 所述蕊丝由镍钛合金制成。 [0006] The core wire is made of a nickel-titanium alloy.

[0007] 所述绕线套由叠置排列的螺旋状钢丝形成。 [0007] The sleeve is formed by spirally winding wire stacked arrangement.

[0008] 所述蕊丝由多条的线丝组成。 [0008] The core wire by a plurality of filaments composed.

[0009] 本发明的有益效果是:抗打折猪尾巴导管,包括导管本体,所述导管本体包括导管管体及穿设在导管管体内的导丝,所述导丝包括蕊丝和绕线套,所述所述导管管体由有形状记忆性的塑胶材料制成,所述绕线套由叠置排列的螺旋状绕丝形成,所述蕊丝由形状记忆材料制成,使得蕊丝在多次折弯后仍能保持较佳的原始状态,并通过螺旋状的绕线套使得导管在打折情况下仍能保持导通状态,防止医疗事故的发生。 [0009] Advantageous effects of the present invention are: anti-discount pigtail catheter, comprising a catheter body, said catheter body comprises a catheter tube and a guidewire disposed through the tubular body of the catheter, the guide wire comprises a core wire and a sheath wire , the catheter tube made of plastic material has a shape memory property, the sleeve is formed by winding a spiral wire around the stacked arrangement of the core wire is made of a shape memory material, such that the core wire after several preferred still maintain the original bent state, and by spirally winding sleeve such that the catheter still remains in the conductive state where the discount, to prevent the occurrence of medical malpractice.

附图说明 BRIEF DESCRIPTION

[0010] 下面结合附图和实施例对本发明进一步说明。 Figures and examples further illustrate the present invention [0010] The following binding.

[0011] 图1是本发明的结构示意图; [0011] FIG. 1 is a structural diagram of the present invention;

图2是本发明的剖面示意图。 FIG 2 is a schematic cross-sectional view of the present invention.

具体实施方式 Detailed ways

[0012] 参照图1、图2,图1、图2是本发明一个具体实施例的结构示意图,如图所示,抗打折猪尾巴导管,包括导管本体,所述导管本体包括导管管体I及穿设在导管管体I内的导丝,所述导丝包括蕊丝2和绕线套3,所述导管管体I由有形状记忆性的塑胶材料如医用硅胶材料制成,所述绕线套3由叠置排列的螺旋状绕丝形成,所述蕊丝2由形状记忆材料如镍钛合金制成,使得蕊丝2在多次折弯后仍能保持较佳的原始状态,减少导丝穿行时或拔出时的阻力,减少对血管及人体组织的伤害,减少患者的痛苦,且通过螺旋状的绕线套3使得导管在打折情况下仍能保持导通状态,防止医疗事故的发生。 [0012] Referring to FIG 1, FIG 2, FIG. 1, FIG. 2 is a schematic structural diagram of a specific embodiment of the present invention, as shown in FIG anti discounts pigtail catheter, comprising a catheter body, said catheter body comprises a catheter tube I and through the guidewire tube disposed within the catheter I, said guidewire comprising a core wire 2 and the winding units 3, the catheter tube made of plastic material, such as I have shape memory medical silicone material, the winding sleeve 3 is formed by a helical wire around the stacked arrangement, the core wire 2 made of a nickel-titanium alloy as a shape memory material, such that the core wire 2 is bent after several preferred still maintain the original state, reduced resistance when walking or when the guide wire pulled out, reducing damage to blood vessels and tissues of the human body, reducing the suffering of patients, and 3 by spirally winding the catheter sheath can maintain the conducting state in case of a discount, prevent the medical accidents.

[0013] 作为优选的,在本实施例中,所述导管管体I由医用硅胶材料制成,所述绕线套3由叠置排列的螺旋状钢丝形成,通过该螺旋状钢丝能够给导管管体I管壁提供一定的支撑力,在侧向压力之下仍能使导管管体I保持导通状态,能够有效的防止导管被挤压变窄而堵塞,提高其安全性。 [0013] Advantageously, in this embodiment, the catheter tube is made of a medical silicone material I, the helical wire winding sleeve 3 is formed by a stacked arrangement, the helical wire through the catheter to be able to I provide a tube wall of the support force, can still make the catheter tube I under the lateral pressure to maintain the conductive state, can effectively prevent clogging of the catheter is extruded is narrowed, improvement of safety.

[0014] 以上对本发明的较佳实施进行了具体说明,当然,本发明还可以采用与上述实施方式不同的形式,如蕊丝2可由多条的线丝组合成,进一步提高其形状记忆恢复性能,熟悉本领域的技术人员在不违背本发明精神的前提下所作的等同的变换或相应的改动,都应该属于本发明的保护范围内。 [0014] The foregoing preferred embodiment of the present invention have been specifically described, of course, the present invention may also be employed with the above-described embodiment in different forms, such as the core wire 2 may be a plurality of wires are combined into further improve the shape memory recovery performance , identical or corresponding modifications conversion skilled in the art made without departing from the spirit of the present invention, should fall within the scope of the present invention.

Claims (5)

1.抗打折猪尾巴导管,包括导管本体,其特征在于:所述导管本体包括导管管体(I)及穿设在导管管体(I)内的导丝,所述导丝包括蕊丝(2)和绕线套(3),所述导管管体(I)由有形状记忆性的塑胶材料制成,所述蕊丝(2)由形状记忆材料制成,所述绕线套(3)由叠置排列的螺旋状绕丝形成。 1. Anti discount pigtail catheter, comprising a catheter body, wherein: said catheter body comprises a catheter guide wire tube (I) and bored in the inner catheter tube (I), said guidewire comprising a core wire ( 2) and the winding sleeve (3), said catheter tube (I) made of plastic material with a shape memory, said core wire (2) made of a shape memory material, said winding sleeve (3 ) is formed by a stacked array of helical wire winding.
2.根据权利要求1所述的抗打折猪尾巴导管,其特征在于:所述导管管体(I)由医用硅胶材料制成。 The anti discounts pigtail catheter according to claim 1, wherein: said catheter tube (I) made of medical grade silicone material.
3.根据权利要求1所述的抗打折猪尾巴导管,其特征在于:所述蕊丝(2)由镍钛合金制成。 The anti discounts pigtail catheter according to claim 1, wherein: said core wire (2) is made of a nickel-titanium alloy.
4.根据权利要求1所述的抗打折猪尾巴导管,其特征在于:所述绕线套(3)由叠置排列的螺旋状钢丝形成。 The anti discounts pigtail catheter according to claim 1, wherein: said winding sleeve (3) is formed by a stacked array of helical wire.
5.根据权利要求1所述的抗打折猪尾巴导管,其特征在于:所述蕊丝(2)由多条的线丝组成。 The anti discounts pigtail catheter according to claim 1, wherein: said core wire (2) by a plurality of wires composition.
CN 201410712941 2014-11-28 2014-11-28 Anti-bending pigtail conduit CN104436409A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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CN 201410712941 CN104436409A (en) 2014-11-28 2014-11-28 Anti-bending pigtail conduit

Publications (1)

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CN104436409A true CN104436409A (en) 2015-03-25

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139540A (en) * 1997-10-30 2000-10-31 Lake Region Manufacturing, Inc. Guidewire with disposition to coil
US6306153B1 (en) * 1998-08-25 2001-10-23 Micrus Corporation Vasoocclusive coil
CN102847222A (en) * 2011-06-30 2013-01-02 南通伊诺精密塑胶导管有限公司 Degradable hydrophilic pigtail catheter
CN103861195A (en) * 2012-12-14 2014-06-18 上海微创医疗器械(集团)有限公司 Super-smooth guide wire for use in transradial coronary intervention
CN204352344U (en) * 2014-11-28 2015-05-27 中山市普利斯微创介入医械有限公司 Anti-folding pigtail-shaped catheter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139540A (en) * 1997-10-30 2000-10-31 Lake Region Manufacturing, Inc. Guidewire with disposition to coil
US6306153B1 (en) * 1998-08-25 2001-10-23 Micrus Corporation Vasoocclusive coil
CN102847222A (en) * 2011-06-30 2013-01-02 南通伊诺精密塑胶导管有限公司 Degradable hydrophilic pigtail catheter
CN103861195A (en) * 2012-12-14 2014-06-18 上海微创医疗器械(集团)有限公司 Super-smooth guide wire for use in transradial coronary intervention
CN204352344U (en) * 2014-11-28 2015-05-27 中山市普利斯微创介入医械有限公司 Anti-folding pigtail-shaped catheter

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