CN204601346U - A kind of arteriovenous indwelling equipment - Google Patents
A kind of arteriovenous indwelling equipment Download PDFInfo
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- CN204601346U CN204601346U CN201520133736.6U CN201520133736U CN204601346U CN 204601346 U CN204601346 U CN 204601346U CN 201520133736 U CN201520133736 U CN 201520133736U CN 204601346 U CN204601346 U CN 204601346U
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Abstract
本实用新型公开了一种动静脉留置装置，包括穿刺针和留置管，穿刺针可移动地插入至留置管中，穿刺针顶部设有尖刺部，穿刺针底部粘接有手柄，留置管包括导管、双翼针柄、软管和尾翼，导管、所述软管和所述尾翼依次粘接成一体，双翼针柄粘接在软管靠近导管的一端上，本实用新型使用一种柔软导管代替金属穿刺针管，避免了金属穿刺针造成不利的影响。
The utility model discloses an arteriovenous indwelling device, which comprises a puncture needle and an indwelling tube. The puncture needle is movably inserted into the indwelling tube. The conduit, the double-wing needle handle, the hose and the tail, the conduit, the hose and the tail are bonded in sequence, and the double-wing needle handle is bonded to the end of the hose close to the conduit. The utility model uses a soft conduit instead The metal puncture needle tube avoids the adverse effects caused by the metal puncture needle.
Description
技术领域 technical field
本实用新型属于医疗器械领域，特别是涉及一种动静脉留置装置。 The utility model belongs to the field of medical equipment, in particular to an arteriovenous indwelling device.
背景技术 Background technique
目前市面上使用的传统内瘘穿刺针大多为钢针穿刺针并一直存留到完成血液透析为止，这类内瘘穿刺针仅供一次血液透析使用，每次血液透析均需要穿刺两次，对血管造成很大的负担，因多次穿刺对患者带来肉体和精神上痛苦，对人体造成了损害，同时使临床护士的工作压力大。 Most of the traditional internal fistula puncture needles currently on the market are steel needle puncture needles and are kept until hemodialysis is completed. Cause very big burden, because repeatedly puncture brings physical and mental pain to the patient, has caused damage to the human body, makes the work pressure of clinical nurse great simultaneously.
传统内瘘穿刺针穿刺进入血管后，一直留在血管内到透析结束才能拔出，传统内瘘穿刺针长时间滞留对血管创伤较大，有较大的刺激性，部分患者对金属有过敏症状给治疗带来诸多不便。 After the traditional internal fistula puncture needle punctures into the blood vessel, it stays in the blood vessel until the end of dialysis before it can be pulled out. The long-term retention of the traditional internal fistula puncture needle will cause greater trauma and irritation to the blood vessel, and some patients have allergic symptoms to metals. Bring a lot of inconvenience to treatment.
发明内容 Contents of the invention
本实用新型是针对上述现有技术存在的不足之处，提出一种解决办法，使用一种柔软导管代替金属穿刺针管，避免了金属穿刺针造成不利的影响。 The utility model proposes a solution to the shortcomings of the above-mentioned prior art. A soft catheter is used to replace the metal puncture needle tube, which avoids the adverse effects caused by the metal puncture needle.
为实现上述目的，本实用新型所采用的技术方案为： In order to achieve the above object, the technical solution adopted in the utility model is:
一种动静脉留置装置，包括穿刺针和留置管，穿刺针可移动地插入至留置管中，穿刺针顶部设有尖刺部，穿刺针底部粘接有手柄，留置管包括导管、双翼针柄、软管和尾翼，导管、软管和尾翼依次粘接成一体，双翼针柄粘接在软管靠近导管的一端上。 An arteriovenous indwelling device, comprising a puncture needle and an indwelling tube, the puncture needle is movably inserted into the indwelling tube, the top of the puncture needle is provided with a sharp part, the bottom of the puncture needle is bonded with a handle, and the indwelling tube includes a catheter, a double-wing needle handle , the hose and the empennage, the conduit, the hose and the empennage are bonded together in sequence, and the double-winged needle handle is bonded to the end of the hose near the conduit.
本实用新型公开的一种动静脉留置装置的实施例中，还包括保护套，保护套可拆卸地套至穿刺针顶部的尖刺部和留置管的导管上。 In an embodiment of an arteriovenous indwelling device disclosed in the utility model, a protective cover is further included, and the protective cover is detachably put on the sharp part on the top of the puncture needle and the catheter of the indwelling tube.
本实用新型公开的一种动静脉留置装置的实施例中，留置管的导管为柔软导管并采用医用级材料制成，医用级材料为氟树脂或聚氨酯。 In an embodiment of an arteriovenous indwelling device disclosed by the utility model, the catheter of the indwelling tube is a soft catheter made of medical grade material, and the medical grade material is fluororesin or polyurethane.
本实用新型公开的一种动静脉留置装置的实施例中，手柄底部开有针孔并与穿刺针相通。 In an embodiment of an arteriovenous indwelling device disclosed by the utility model, a pinhole is opened at the bottom of the handle and communicates with a puncture needle.
本实用新型公开的一种动静脉留置装置的实施例中，穿刺针的外径为16G、17G或18G。 In an embodiment of an arteriovenous indwelling device disclosed in the present invention, the outer diameter of the puncture needle is 16G, 17G or 18G.
本实用新型公开的一种动静脉留置装置的实施例中，双翼针柄的其中一侧上设有凸台，另外一侧上设有与凸台相对的凹坑，当双翼针柄的双翼合拢时，双翼针柄其中一侧的凸台卡入另外一侧的凹坑。 In the embodiment of an arteriovenous indwelling device disclosed by the utility model, one side of the double-wing needle handle is provided with a boss, and the other side is provided with a pit opposite to the boss. When the wings of the double-wing needle handle are closed, At the same time, the boss on one side of the double-wing needle handle snaps into the recess on the other side.
本实用新型公开的一种动静脉留置装置的实施例中，穿刺针靠近尖刺部一端的侧面开有回血口，穿刺针靠近手柄一端的侧面开有预充口。 In the embodiment of the arteriovenous indwelling device disclosed in the utility model, a blood return port is opened on the side of the puncture needle near the end of the sharp part, and a prefilling port is opened on the side of the puncture needle near the end of the handle.
本实用新型公开的一种动静脉留置装置的使用方法，包括以下步骤： A method for using an arteriovenous indwelling device disclosed by the utility model comprises the following steps:
步骤一：取下保护套，确保穿刺针插入至留置管，穿刺针的尖刺部从导管中露出； Step 1: Remove the protective cover, ensure that the puncture needle is inserted into the indwelling tube, and the sharp part of the puncture needle is exposed from the catheter;
步骤二：通过手柄底部的针孔向穿刺针注入生理盐水，对穿刺针进行预充，同时生理盐水通过穿刺针上的预充口对留置管进行预充，将动静脉留置装置内部空气排空； Step 2: Inject normal saline into the puncture needle through the needle hole at the bottom of the handle to prefill the puncture needle, and at the same time prefill the indwelling tube with normal saline through the prefill port on the puncture needle, and empty the air inside the arteriovenous indwelling device ;
步骤三：将双翼针柄的两翼合拢并将其一侧的凸台卡入至另一侧的凹坑中； Step 3: Close the two wings of the double-wing needle handle and snap the boss on one side into the recess on the other side;
步骤四：手持已合上双翼的双翼针柄将穿刺针和导管一同推入血管中； Step 4: Hold the double-winged needle handle with the wings closed and push the puncture needle and catheter together into the blood vessel;
步骤五：穿刺成功后，穿刺针上的回血口使血液快速进入导管中； Step 5: After the puncture is successful, the blood return port on the puncture needle allows the blood to quickly enter the catheter;
步骤六：将双翼针柄的两翼打开后将穿刺针从血管中拔出； Step 6: Pull out the puncture needle from the blood vessel after opening the wings of the double-winged needle handle;
步骤七：通过固定贴将尾翼和双翼针柄固定在皮肤表皮上，使留置管固定。 Step 7: Fix the tail fin and the double-wing needle handle on the skin epidermis with the fixing tape to fix the indwelling tube.
有益效果Beneficial effect
本实用新型公开的一种动静脉留置装置的有益效果为： The beneficial effects of the arteriovenous indwelling device disclosed in the utility model are:
1. 本实用新型可以减轻患者因传统内瘘穿刺针重复穿刺带来的痛苦； 1. This utility model can reduce the pain caused by repeated punctures of traditional internal fistula puncture needles;
2. 本实用新型操作简单，对血管条件要求不高，适用性高，有效减轻临床护士的工作量； 2. The utility model is simple to operate, does not require high blood vessel conditions, has high applicability, and effectively reduces the workload of clinical nurses;
3. 本实用新型对血管的创口小，降低了对血管的损伤，愈合速度快； 3. The utility model has a small wound on the blood vessel, reduces the damage to the blood vessel, and has a fast healing speed;
4. 本实用新型的导管柔软，对血管刺激小，留置期间患者手臂可适当活动，满足医患需求。 4. The catheter of this utility model is soft and less irritating to blood vessels. During the indwelling period, the patient's arm can be moved appropriately, meeting the needs of doctors and patients.
附图说明 Description of drawings
图1为本实用新型公开的一种动静脉留置装置的整体结构图； Fig. 1 is an overall structural diagram of an arteriovenous indwelling device disclosed by the utility model;
图2为本实用新型公开的一种动静脉留置装置的穿刺针的结构图； Fig. 2 is a structural diagram of a puncture needle of an arteriovenous indwelling device disclosed by the utility model;
图3为本实用新型公开的一种动静脉留置装置的留置管的结构图。 Fig. 3 is a structural diagram of an indwelling tube of an arteriovenous indwelling device disclosed in the present invention.
具体实施方式 Detailed ways
为能进一步了解本实用新型的实用新型内容、特点及功效，兹例举以下实施例，并配合附图详细说明如下： In order to further understand the utility model content, characteristics and effects of the present utility model, the following examples are given hereby, and detailed descriptions are as follows in conjunction with the accompanying drawings:
图1为本实用新型公开的一种动静脉留置装置的整体结构图，如图1所示，一种动静脉留置装置，包括穿刺针（01）和留置管（02），穿刺针（01）可移动地插入至留置管（02）中，图2为本实用新型公开的一种动静脉留置装置的穿刺针的结构图，如图2所示，穿刺针（01）顶部设有尖刺部（03），穿刺针（01）底部粘接有手柄（04），图3为本实用新型公开的一种动静脉留置装置的留置管的结构图，如图3所示，留置管（02）包括导管（07）、双翼针柄（08）、软管（09）和尾翼（10），导管（07）、软管（09）和尾翼（10）依次粘接成一体，双翼针柄（08）粘接在软管（09）靠近导管（07）的一端上，这样通过双翼针柄（08）固定导管（07）更牢固，另外，尾翼（10）采用机尾翼结构，可更牢固地固定在皮肤上，也可通过固定贴固定在患者表皮上，可有效防止因患者活动幅度过大或在外力下使导管（07）移位或脱落。 Figure 1 is an overall structural diagram of an arteriovenous indwelling device disclosed in the present invention. As shown in Figure 1, an arteriovenous indwelling device includes a puncture needle (01) and an indwelling tube (02), and a puncture needle (01) Removably inserted into the indwelling tube (02), Figure 2 is a structural diagram of a puncture needle of an arteriovenous indwelling device disclosed by the utility model, as shown in Figure 2, the top of the puncture needle (01) is provided with a sharp part (03), the bottom of the puncture needle (01) is bonded with a handle (04). Figure 3 is a structural diagram of an indwelling tube of an arteriovenous indwelling device disclosed in the present invention. As shown in Figure 3, the indwelling tube (02) Including conduit (07), double-wing needle handle (08), hose (09) and tail fin (10), the conduit (07), hose (09) and tail fin (10) are glued together in sequence, and the double-wing needle handle (08 ) is bonded to the end of the hose (09) close to the conduit (07), so that the conduit (07) can be fixed more firmly through the double-wing needle handle (08). In addition, the empennage (10) adopts an aircraft empennage structure, which can be fixed more firmly On the skin, it can also be fixed on the patient's epidermis by a fixed patch, which can effectively prevent the catheter (07) from shifting or falling off due to excessive patient activity or external force.
如图1所示，本实用新型公开的一种动静脉留置装置的实施例中，还包括保护套（13），保护套（13）可拆卸地套至穿刺针（01）顶部的尖刺部（03）和留置管（02）的导管（07）上。 As shown in Figure 1, an embodiment of an arteriovenous indwelling device disclosed in the present invention also includes a protective cover (13), which is detachably covered on the sharp part of the top of the puncture needle (01) (03) and catheter (07) of indwelling tube (02).
如图3所示，本实用新型公开的一种动静脉留置装置的实施例中，留置管（02）的导管（07）为柔软导管并采用医用级材料制成，医用级材料为氟树脂或聚氨酯，材质柔软，对血管刺激小。使用一种柔软导管（07）代替金属穿刺针管，避免了金属穿刺针造成不利的影响，进入血管内的柔软导管（07）可以随血管的弯曲而弯曲，柔软导管（07）具有较高的血液相容性可长时间留置在患者血管中，可供多次血液透析使用，因此这种柔软导管（07）对血管的伤口更小，愈合更快。 As shown in Figure 3, in an embodiment of an arteriovenous indwelling device disclosed in the present invention, the catheter (07) of the indwelling tube (02) is a soft catheter made of medical-grade materials, and the medical-grade materials are fluororesin or Polyurethane, soft material, less irritating to blood vessels. A soft catheter (07) is used instead of the metal puncture needle to avoid adverse effects caused by the metal puncture needle. The soft catheter (07) entering the blood vessel can be bent with the bending of the blood vessel, and the soft catheter (07) has a higher blood pressure. Compatibility It can be left in the patient's blood vessel for a long time, and can be used for multiple hemodialysis, so this soft catheter (07) has smaller wounds on blood vessels and faster healing.
如图2所示，本实用新型公开的一种动静脉留置装置的实施例中，手柄（04）底部开有针孔并与穿刺针（01）相通。 As shown in FIG. 2 , in an embodiment of an arteriovenous indwelling device disclosed in the present invention, a needle hole is opened at the bottom of the handle ( 04 ) and communicates with the puncture needle ( 01 ).
如图2所示，本实用新型公开的一种动静脉留置装置的实施例中，穿刺针（01）的外径为16G、17G或18G。 As shown in FIG. 2 , in an embodiment of an arteriovenous indwelling device disclosed in the present invention, the outer diameter of the puncture needle ( 01 ) is 16G, 17G or 18G.
如图3所示，本实用新型公开的一种动静脉留置装置的实施例中，双翼针柄（08）的其中一侧上设有凸台（11），另外一侧上设有与凸台（11）相对的凹坑（12），当双翼针柄（08）的双翼合拢时，双翼针柄（08）其中一侧的凸台（11）卡入另外一侧的凹坑（12），这样可以防止两翼滑动，保证穿刺过程中安全。 As shown in Figure 3, in an embodiment of an arteriovenous indwelling device disclosed in the present invention, a boss (11) is provided on one side of the double-winged needle handle (08), and a boss (11) is provided on the other side. (11) The opposite pit (12), when the wings of the double-wing needle handle (08) are closed, the boss (11) on one side of the double-wing needle handle (08) snaps into the pit (12) on the other side, This prevents the wings from sliding and ensures safety during the puncture.
如图2所示，本实用新型公开的一种动静脉留置装置的实施例中，穿刺针（01）靠近尖刺部（03）一端的侧面开有回血口（05），穿刺成功时可快速使血液进入导管（07）当中，便于观察，方便护士迅速判断是否穿刺成功。穿刺针（01）靠近手柄（04）一端的侧面开有预充口（06），预充口（06）是通成手柄（04）底部的针孔注入生理盐水对留置管（02）进行预充，将动静脉留置装置内部空气排空，防止气体进入血管产生气栓，对患者造成损害。 As shown in Figure 2, in the embodiment of an arteriovenous indwelling device disclosed in the present invention, the side of the puncture needle (01) close to the sharp puncture part (03) has a blood return port (05), which can be quickly inserted when the puncture is successful. The blood enters the catheter (07), which is convenient for observation and convenient for nurses to quickly judge whether the puncture is successful. The side of the puncture needle (01) close to the end of the handle (04) has a prefill port (06). The prefill port (06) is used to inject physiological saline through the pinhole at the bottom of the handle (04) to precondition the indwelling tube (02). Inflate to empty the air inside the arteriovenous indwelling device to prevent gas from entering the blood vessel and causing air embolism, which will cause damage to the patient.
本实用新型公开的一种动静脉留置装置的使用方法，包括以下步骤： A method for using an arteriovenous indwelling device disclosed by the utility model comprises the following steps:
步骤一：取下保护套（13），确保穿刺针（01）插入至留置管（02），穿刺针（01）的尖刺部（03）从导管（07）中露出； Step 1: Remove the protective cover (13), ensure that the puncture needle (01) is inserted into the indwelling tube (02), and the sharp part (03) of the puncture needle (01) is exposed from the catheter (07);
步骤二：通过手柄（04）底部的针孔向穿刺针（01）注入生理盐水，对穿刺针（01）进行预充，同时生理盐水通过穿刺针（01）上的预充口（06）对留置管（02）进行预充，将动静脉留置装置内部空气排空； Step 2: Inject physiological saline into the puncture needle (01) through the needle hole at the bottom of the handle (04) to prefill the puncture needle (01), and at the same time, inject normal saline into the puncture needle (01) through the prefill port (06) on the puncture needle (01). The indwelling tube (02) is prefilled to empty the air inside the arteriovenous indwelling device;
步骤三：将双翼针柄（08）的两翼合拢并将其一侧的凸台（11）卡入至另一侧的凹坑（12）中； Step 3: Close the two wings of the double-wing needle handle (08) and snap the boss (11) on one side into the recess (12) on the other side;
步骤四：手持已合上双翼的双翼针柄（08）将穿刺针（01）和导管（07）一同推入血管中； Step 4: Push the puncture needle (01) and the catheter (07) into the blood vessel together with the double-winged needle handle (08) with the wings closed;
步骤五：穿刺成功后，穿刺针（01）上的回血口（05）使血液快速进入导管（01）中； Step 5: After the puncture is successful, the blood return port (05) on the puncture needle (01) allows the blood to quickly enter the catheter (01);
步骤六：将双翼针柄（08）的两翼打开后将穿刺针（01）从血管中拔出； Step 6: Open the wings of the double-wing needle handle (08) and pull out the puncture needle (01) from the blood vessel;
步骤七：通过固定贴将尾翼（10）和双翼针柄（08）固定在皮肤表皮上，使留置管（02）固定。 Step 7: Fix the tail wing (10) and the double-wing needle handle (08) on the skin epidermis with the fixing tape, so that the indwelling tube (02) is fixed.
本实用新型公开的动静脉留置装置在留置期间无金属物存在，可通过核磁共振对患者血管、肾脏和其他实质器管进行诊断。 The arteriovenous indwelling device disclosed by the utility model has no metal objects during the indwelling period, and can diagnose the patient's blood vessels, kidneys and other real organs through nuclear magnetic resonance.
最后应说明的是：显然，上述实施例仅仅是为清楚地说明本实用新型所作的举例，而并非对实施方式的限定。对于所属领域的普通技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引申出的显而易见的变化或变动仍处于本说明的保护范围之中。 Finally, it should be noted that obviously, the above-mentioned embodiments are only examples for clearly illustrating the utility model, rather than limiting the implementation manner. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. However, the obvious changes or changes derived therefrom are still within the scope of protection of this description.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104784806A (en) * | 2015-03-10 | 2015-07-22 | 北京伏尔特技术有限公司 | Arteriovenous indwelling device and using method thereof |
| CN112914697A (en) * | 2021-03-30 | 2021-06-08 | 南昌大学第二附属医院 | Enhanced developing puncture needle for ultrasonically guiding nerve block |
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2015
- 2015-03-10 CN CN201520133736.6U patent/CN204601346U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104784806A (en) * | 2015-03-10 | 2015-07-22 | 北京伏尔特技术有限公司 | Arteriovenous indwelling device and using method thereof |
| CN112914697A (en) * | 2021-03-30 | 2021-06-08 | 南昌大学第二附属医院 | Enhanced developing puncture needle for ultrasonically guiding nerve block |
| CN112914697B (en) * | 2021-03-30 | 2022-06-07 | 南昌大学第二附属医院 | Enhanced developing puncture needle for ultrasonically guiding nerve block |
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