JP2007206379A - Injection practice device - Google Patents

Injection practice device Download PDF

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JP2007206379A
JP2007206379A JP2006025191A JP2006025191A JP2007206379A JP 2007206379 A JP2007206379 A JP 2007206379A JP 2006025191 A JP2006025191 A JP 2006025191A JP 2006025191 A JP2006025191 A JP 2006025191A JP 2007206379 A JP2007206379 A JP 2007206379A
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simulated
blood vessel
muscle layer
injection
layer
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JP4618509B2 (en
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Takeshi Sato
剛 佐藤
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Unimatec Co Ltd
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Unimatec Co Ltd
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Abstract

<P>PROBLEM TO BE SOLVED: To provide an injection practice device with which feeling of a real blood vessel is attained, as a simulated blood vessel of the injection practice device of the invention is made of poly-urethane material, and in which it is not damaged even if an injector needle is repeatedly used. <P>SOLUTION: In the injection practice device, in which the simulated blood vessel made of an elastic tube is arranged in a frame and covered by a simulated muscle layer, the simulated muscle layer is composed of a lower layer simulated muscle layer made of poly-urethane gel material which is arranged in a bottom layer of the frame, and an upper layer simulated muscle layer in which poly-urethane gel material is filled in a poly-urethane bag shape body, and the simulated blood vessel is arranged between the lower simulated muscle layer and the upper simulated muscle layer. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

本発明は、注射練習器具に関する。
また、本発明は、より実際に近い状態で注射操作の練習が可能な注射練習器具に関する。
更に、本発明は、針刺しの耐久性に優れる注射練習器具に関する。
更にまた、本発明は、人により異なる皮膚の厚さや硬さ、更には皮下脂肪、筋肉の状態を容易に実現可能な注射練習器具に関する。 The present invention relates to an injection practice device.
The present invention also relates to an injection practice device that can practice an injection operation in a more realistic state.
Furthermore, the present invention relates to an injection practice device that is excellent in needle stick durability.
Furthermore, the present invention relates to an injection training device that can easily realize different skin thicknesses and hardnesses, and also subcutaneous fat and muscle states, depending on the person.

従来、第四図に示す注射練習器具が知られている。
この種注射練習器具は、台１００と、この台１００の上面に配置された模擬筋肉層３００と、この模擬筋肉層３００内に埋設された弾性チューブよりなる模擬血管２００とより構成されている。
この種注射練習器具の模擬筋肉層３００および模擬血管２００はシリコーン材が使用されている。
シリコーン材は低硬度で人体の感触に近い材料であるが、材料強度が弱いため繰り返し使用すると、早期に損傷してしまう欠点を有していた。
この様な注射練習器具として、実開平６−４７６８号公報に示される注射練習器具が知られている。 Conventionally, an injection practice instrument shown in FIG. 4 is known.
This seed injection training device includes a table 100, a simulated muscle layer 300 disposed on the upper surface of the table 100, and a simulated blood vessel 200 made of an elastic tube embedded in the simulated muscle layer 300.
A silicone material is used for the simulated muscle layer 300 and the simulated blood vessel 200 of the seed injection training device.
Silicone material is a material with low hardness and close to the touch of the human body. However, since the material strength is weak, it has a drawback that it is damaged early when used repeatedly.
As such an injection practice instrument, an injection practice instrument disclosed in Japanese Utility Model Laid-Open No. 6-4768 is known.

特開平１０−１６１５２２号公報JP-A-10-161522 実開平６−４７６８号公報Japanese Utility Model Publication No. 6-4768

しかしながら、上述した第四図に示す注射練習器具では、シリコーン材は低硬度で人体の感触に近い材料であるが、材料強度が弱いため繰り返し使用すると、早期に損傷してしまう欠点を有していた。
また、模擬血管２００は模擬筋肉層３００内に一体的に埋設されているため、血管の太さや、筋肉の硬さや厚さに応じた各種の人体を再現することが困難であった。 However, in the injection practice device shown in FIG. 4 described above, the silicone material is a material with low hardness and close to the touch of the human body. However, since the material strength is weak, it has the disadvantage of being damaged early when used repeatedly. It was.
In addition, since the simulated blood vessel 200 is integrally embedded in the simulated muscle layer 300, it has been difficult to reproduce various human bodies according to the thickness of the blood vessel and the hardness and thickness of the muscle.

本発明は、このような課題に鑑みてなされたものであり、従来の注射練習器具の材料として、ポリウレタンを使用することにより、長期間の使用に耐える注射練習器具を提供することである。   This invention is made | formed in view of such a subject, and is providing the injection training instrument which can be used for a long period of time by using a polyurethane as a material of the conventional injection training instrument.

また、本発明は、従来の注射練習器具に比べ、実際の人体により近い感触を与える注射練習器具を提供することを目的とする。
また、本発明は、下層模擬筋肉層と上層模擬筋肉層との間に模擬血管を配置した構成としているため、血管の太さや、筋肉の硬さや厚さに応じた各種の人体を再現することが、容易に可能な注射練習器具を提供することを目的とする。 It is another object of the present invention to provide an injection training instrument that gives a feeling closer to the actual human body than conventional injection training instruments.
In addition, since the present invention has a configuration in which a simulated blood vessel is disposed between the lower simulated muscle layer and the upper simulated muscle layer, various human bodies corresponding to the thickness of the blood vessel and the hardness and thickness of the muscle can be reproduced. However, an object of the present invention is to provide an easy-to-use injection training device.

本発明の注射練習器具は、 枠体内に弾性チューブよりなる模擬血管を配置し、前記模擬血管を模擬筋肉層で覆った注射練習器具において、前記模擬筋肉層が、前記枠体の底部に配置したポリウレタンゲル材製の下層模擬筋肉層と、ポリウレタン材製の袋状体内にポリウレタンゲル材製の充填物を充填してなる上層模擬筋肉層とよりなり、前記下層模擬筋肉層と前記上層模擬筋肉層との間に前記模擬血管を配置したことを特徴としている。   The injection practice device of the present invention is the injection practice device in which a simulated blood vessel made of an elastic tube is disposed in a frame body, and the simulated blood vessel is covered with a simulated muscle layer, and the simulated muscle layer is disposed at the bottom of the frame body. It consists of a lower layer simulated muscle layer made of a polyurethane gel material, and an upper layer simulated muscle layer formed by filling a polyurethane gel bag-like body with a polyurethane gel material filling, and the lower layer simulated muscle layer and the upper layer simulated muscle layer The simulated blood vessel is arranged between the two.

本発明の注射練習器具によれば、模擬血管がポリウレタン材製であることにより、実際の血管に近い感触が得られると同時に、繰り返し注射針を刺しても損傷することが無い。   According to the injection practice instrument of the present invention, since the simulated blood vessel is made of a polyurethane material, a feeling close to that of an actual blood vessel can be obtained, and at the same time, there is no damage even if the injection needle is repeatedly stabbed.

本発明の注射練習器具によれば、枠体が不透明であることから、練習者が模擬血管を見づらくなるため、実際の操作に近い形が再現できる。   According to the injection practice instrument of the present invention, since the frame is opaque, it is difficult for the practitioner to see the simulated blood vessel, and thus a shape close to the actual operation can be reproduced.

本発明の注射練習器具によれば、枠体が透明であることから、注射針が模擬血管に入ったか否かを確認することが容易になる。   According to the injection practice instrument of the present invention, since the frame is transparent, it is easy to confirm whether or not the injection needle has entered the simulated blood vessel.

本発明の注射練習器具によれば、ポリウレタンゲル材の硬度がＪＩＳＡ０〜２０度であることから、より実際の筋肉に近い感触が得られる。   According to the injection practice device of the present invention, since the hardness of the polyurethane gel material is JIS 0 to 20 degrees, a feel closer to actual muscles can be obtained.

本発明の注射練習器具によれば、模擬血管と模擬筋肉層とがポリウレタンゲル材により固着されているので、模擬血管と模擬筋肉層とが実際の人体に近い形で保持されるとともに、模擬血管と模擬筋肉層とを容易に分離し、各種組み合わせが可能なため、血管の太さや、筋肉の硬さや厚さに応じた各種の人体を再現することができる。   According to the injection practice device of the present invention, the simulated blood vessel and the simulated muscle layer are fixed by the polyurethane gel material, so that the simulated blood vessel and the simulated muscle layer are held in a shape close to the actual human body, and the simulated blood vessel. Can be easily separated from each other and various combinations are possible, so that various human bodies can be reproduced according to the thickness of the blood vessels and the hardness and thickness of the muscles.

本発明の注射練習器具によれば、袋状体の材質硬度がＪＩＳＡ８０〜９５度、好ましくはＪＩＳＡ８５〜９０度であることから、実際の人体の皮膚感覚が得られる。   According to the injection practice device of the present invention, the material hardness of the bag-like body is JIS A 80 to 95 degrees, preferably JIS A 85 to 90 degrees, so that the actual human skin sensation can be obtained.

本発明は、以下に記載されるような効果を奏する。
請求項１記載の発明の注射練習器具によれば、長期間の使用に耐える注射練習器具を提供することができる。そして、下層模擬筋肉層と上層模擬筋肉層との間に模擬血管を配置する構成としているため、その模擬血管が実際の血管の動き、即ち、注射針を刺した際に、模擬血管が左右に逃げる状態を忠実に再現できる。
また、請求項２記載の発明の注射練習器具によれば、模擬血管がポリウレタン材製であることにより、実際の血管に近い感触が得られると同時に、繰り返し注射針を刺しても損傷することが無い。 The present invention has the following effects.
According to the injection practice instrument of the first aspect of the invention, an injection practice instrument that can withstand long-term use can be provided. Since the simulated blood vessel is arranged between the lower simulated muscle layer and the upper simulated muscle layer, the simulated blood vessel moves from side to side when the simulated blood vessel moves, that is, when the injection needle is inserted. The state of escaping can be faithfully reproduced.
Further, according to the injection practice instrument of the invention of claim 2, since the simulated blood vessel is made of a polyurethane material, a feeling close to that of an actual blood vessel can be obtained, and at the same time, even if the needle is repeatedly stabbed, it can be damaged. No.

更に、請求項３記載の発明の注射練習器具によれば、枠体が不透明であることから、練習者が模擬血管を見づらくなるため、実際の操作に近い形が再現できる。
更に、請求項４記載の発明の注射練習器具によれば、枠体が透明であることから、注射針が模擬血管に入ったか否かを確認することが容易になる。
また、請求項５記載の発明の注射練習器具によれば、ポリウレタンゲル材の硬度がＪＩＳＡ０〜２０度であることから、より実際の筋肉に近い感触が得られる。 Furthermore, according to the injection practice instrument of the invention described in claim 3, since the frame is opaque, it becomes difficult for the practitioner to see the simulated blood vessel, and thus a shape close to the actual operation can be reproduced.
Furthermore, according to the injection practice instrument of the invention described in claim 4, since the frame is transparent, it is easy to confirm whether or not the injection needle has entered the simulated blood vessel.
Moreover, according to the injection practice instrument of the invention of claim 5, since the hardness of the polyurethane gel material is JIS A0 to 20 degrees, a feel closer to actual muscles can be obtained.

更に、請求項６記載の発明の注射練習器具によれば、模擬血管と模擬筋肉層とが実際の人体に近い形で保持されるとともに、模擬血管と模擬筋肉層とを容易に分離し、各種組み合わせが可能なため、血管の太さや、筋肉の硬さや厚さに応じた各種の人体を再現することができる。
更に、請求項７記載の発明の注射練習器具によれば、実際の人体の皮膚感覚が得られる。 Furthermore, according to the injection training device of the invention described in claim 6, the simulated blood vessel and the simulated muscle layer are held in a shape close to the actual human body, and the simulated blood vessel and the simulated muscle layer are easily separated, Since combinations are possible, it is possible to reproduce various human bodies according to the thickness of blood vessels and the hardness and thickness of muscles.
Furthermore, according to the injection training device of the invention of claim 7, an actual skin sensation of the human body can be obtained.

以下、本発明を実施するための最良の形態について説明する。
第一図乃至第三図に基づき発明を実施するための最良の形態について説明する。
この種注射練習器具は、ポリプロピレン製の透明な枠体１内にポリウレタン材製の弾性チューブよりなる模擬血管２が配置されている。材質はポリプロピレン製に限らず、熱硬化性樹脂、熱硬化性樹脂、金属等が適宜用いられる。
透明な枠体１としているので、注射針が模擬血管に入ったか否かを確認することが容易になる。図上、注射器４の針が模擬血管２に刺さった状態を示している。
一方、不透明な枠体１とした場合は練習者が模擬血管を見づらくなるため、実際の操作に近い形が再現できる利点がある。
透明な枠体１とするか不透明な枠体１とするかは、その練習段階に応じて適宜選択して用いられる。 Hereinafter, the best mode for carrying out the present invention will be described.
The best mode for carrying out the invention will be described with reference to FIGS.
In this seed injection training device, a simulated blood vessel 2 made of an elastic tube made of a polyurethane material is disposed in a transparent frame 1 made of polypropylene. The material is not limited to polypropylene, and a thermosetting resin, a thermosetting resin, a metal, or the like is appropriately used.
Since the transparent frame 1 is used, it is easy to confirm whether or not the injection needle has entered the simulated blood vessel. In the figure, a state in which the needle of the syringe 4 is stuck in the simulated blood vessel 2 is shown.
On the other hand, when the opaque frame 1 is used, it is difficult for the practitioner to see the simulated blood vessel, so that there is an advantage that a shape close to the actual operation can be reproduced.
Whether to use the transparent frame 1 or the opaque frame 1 is appropriately selected according to the practice stage.

また、模擬血管２は、直径３ミリメートルの中空体で、両端は閉じている。内部には、模擬血液として、赤色、紫色あるいは橙色等の実際の血液に類似した色調を持たせておくことが好ましい。模擬血管２の材質としては、ポリウレタンが好ましいが、天然ゴム、ＥＰＤＭ，低密度ポリエチレン、ブチルゴム、アクリルゴム、シリコンゴム等が適宜選択して用いられる。模擬血管２の外径および肉厚は、訓練対象となる血管に応じて適宜選択して用いられる。
そして、模擬血管２は半流動性を有するポリウレタンゲル材製の模擬筋肉層３で覆われている。 The simulated blood vessel 2 is a hollow body having a diameter of 3 millimeters, and both ends are closed. It is preferable that the inside has a color tone similar to that of actual blood such as red, purple, or orange as simulated blood. The material of the simulated blood vessel 2 is preferably polyurethane, but natural rubber, EPDM, low density polyethylene, butyl rubber, acrylic rubber, silicon rubber, or the like is appropriately selected and used. The outer diameter and thickness of the simulated blood vessel 2 are appropriately selected and used according to the blood vessel to be trained.
The simulated blood vessel 2 is covered with a simulated muscle layer 3 made of a polyurethane gel material having semi-fluidity.

このポリウレタンゲル材の硬度は、ＪＩＳＡ硬度で１０であるが、ＪＩＳＡ硬度０〜２０のものが適宜選択的に用いられる。
この模擬筋肉層３は、枠体１の底部に配置したポリウレタンゲル材製の下層模擬筋肉層３１と、ポリウレタン材製の袋状体３３内にポリウレタンゲル材製の充填物３４を充填してなる上層模擬筋肉層３２とよりなりなっている。 The polyurethane gel material has a JISA hardness of 10, but a material having a JISA hardness of 0 to 20 is selectively used as appropriate.
The simulated muscle layer 3 is formed by filling a polyurethane gel material-like lower muscle layer 31 disposed at the bottom of the frame body 1 and a polyurethane material bag-like body 33 with a polyurethane gel material filling 34. It consists of an upper-layer simulated muscle layer 32.

そして、下層模擬筋肉層３１と上層模擬筋肉層３２との間に模擬血管２を配置する構成としている。この袋状体３３は、実際の皮膚の感覚に近付けるため、厚さは０．０２ミリメートル〜２ミリメートルで、ＪＩＳＡ硬度９０〜９５のものが適宜選択して用いられる。
また、模擬血管２と模擬筋肉層３とがポリウレタンゲル材により分離可能に固着されている。 The simulated blood vessel 2 is arranged between the lower simulated muscle layer 31 and the upper simulated muscle layer 32. In order to approximate the actual skin sensation, the bag 33 has a thickness of 0.02 mm to 2 mm and a JISA hardness of 90 to 95 is appropriately selected and used.
The simulated blood vessel 2 and the simulated muscle layer 3 are fixed to each other by a polyurethane gel material so as to be separable.

以上のことから、本発明を実施するための最良の形態によれば、実際の血管に近い感触が得られると同時に、繰り返し注射針を刺しても損傷することが無い。   From the above, according to the best mode for carrying out the present invention, a feeling close to that of an actual blood vessel can be obtained, and at the same time, there is no damage even if the injection needle is repeatedly stabbed.

また、本発明は上述の発明を実施するための最良の形態に限らず本発明の要旨を逸脱することなくその他種々の構成を採り得ることはもちろんである。   The present invention is not limited to the best mode for carrying out the invention described above, and various other configurations can be adopted without departing from the gist of the present invention.

注射練習器具にかかる発明の実施の形態を示す平面図である。It is a top view which shows embodiment of the invention concerning an injection practice instrument. 第１図のＡ−Ａ断面図である。It is AA sectional drawing of FIG. 第１図のＢ−Ｂ断面図である。It is BB sectional drawing of FIG. 注射練習器具にかかる従来技術にかかる形態を示す断面図である。It is sectional drawing which shows the form concerning the prior art concerning an injection practice instrument.

符号の説明Explanation of symbols

１‥‥枠体
２‥‥模擬血管
３‥‥模擬筋肉層
４‥‥注射器
３１‥‥下層模擬筋肉層
３２‥‥上層模擬筋肉層
３３‥‥袋状体
３４‥‥充填物
DESCRIPTION OF SYMBOLS 1 ... Frame body 2 ... Simulated blood vessel 3 ... Simulated muscle layer 4 ... Syringe 31 ... Lower layer simulated muscle layer 32 ... Upper layer simulated muscle layer 33 ... Bag-shaped body 34 ... Filling

Claims (7)

枠体（１）内に弾性チューブよりなる模擬血管（２）を配置し、前記模擬血管（２）を模擬筋肉層（３）で覆った注射練習器具において、前記模擬筋肉層（３）が、前記枠体（１）の底部に配置したポリウレタンゲル材製の下層模擬筋肉層（３１）と、ポリウレタン材製の袋状体（３３）内にポリウレタンゲル材製の充填物（３４）を充填してなる上層模擬筋肉層（３２）とよりなり、前期下層模擬筋肉層（３１）と前記上層模擬筋肉層（３２）との間に前記模擬血管（２）を配置したことを特徴とする注射練習器具。   In an injection practice device in which a simulated blood vessel (2) made of an elastic tube is placed in a frame (1) and the simulated blood vessel (2) is covered with a simulated muscle layer (3), the simulated muscle layer (3) is: The polyurethane gel material lower layer simulated muscle layer (31) disposed at the bottom of the frame (1) and the polyurethane material bag-like body (33) are filled with the polyurethane gel material filler (34). An injection practice characterized in that the simulated blood vessel (2) is arranged between the lower layer simulated muscle layer (31) and the upper layer simulated muscle layer (32). Instruments. 前記模擬血管（２）がポリウレタン材製であることを特徴とする請求項１記載の注射練習器具。 2. The injection practice device according to claim 1, wherein the simulated blood vessel (2) is made of a polyurethane material. 前記枠体（１）が不透明であることを特徴とする請求項１乃至２記載の注射練習器具。   3. The injection practice device according to claim 1, wherein the frame (1) is opaque. 前記枠体（１）が透明であることを特徴とする請求項１乃至２記載の注射練習器具。   3. The injection practice device according to claim 1, wherein the frame (1) is transparent. 前記ポリウレタンゲル材の硬度がＪＩＳＡ０〜２０度であることを特徴とする請求項１乃至４記載の注射練習器具。   5. The injection practice device according to claim 1, wherein the polyurethane gel material has a hardness of JIS A0 to 20 degrees. 前記模擬血管（２）と前記模擬筋肉層（３）とがポリウレタンゲル材により固着されていることを特徴とする請求項１乃至５記載の注射練習器具。   6. The injection practice device according to claim 1, wherein the simulated blood vessel (2) and the simulated muscle layer (3) are fixed by a polyurethane gel material. 前記袋状体（３３）の材質硬度がＪＩＳＡ８０〜９５度であることを特徴とする請求項１乃至６記載の注射練習器具。
7. The injection practice device according to claim 1, wherein the material hardness of the bag-like body (33) is JISA 80 to 95 degrees.
JP2006025191A 2006-02-02 2006-02-02 Injection practice equipment Expired - Fee Related JP4618509B2 (en)

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WO2010007801A1 (en) * 2008-07-16 2010-01-21 学校法人早稲田大学 Mold for producing simulated blood vessel, method of producing simulated blood vessel and simulated blood vessel
JP2010156894A (en) * 2008-12-30 2010-07-15 Hitoo Okano Internal organ model
JP2010243867A (en) * 2009-04-08 2010-10-28 Fuso Rubber Kogyo Kk Injection practice device and method of manufacturing the same
JP2013190578A (en) * 2012-03-13 2013-09-26 Marui:Kk Simulator for puncture training
KR101385271B1 (en) * 2011-09-26 2014-04-21 주식회사 비티 Arm model for intravenous injection training
JP2014186281A (en) * 2013-03-25 2014-10-02 Marui:Kk Artificial blood vessel and method for molding artificial blood vessel
CN104240576A (en) * 2014-08-07 2014-12-24 齐齐哈尔医学院 Blood sampling training device
JP6172370B1 (en) * 2016-11-10 2017-08-02 株式会社東穂 A simulated tissue body for practicing puncture technique and its use.
JP2019115746A (en) * 2013-12-04 2019-07-18 ベクトン・ディキンソン・アンド・カンパニーＢｅｃｔｏｎ， Ｄｉｃｋｉｎｓｏｎ Ａｎｄ Ｃｏｍｐａｎｙ System, apparatus and method for encouraging alteration of injection site and preventing lipo-atrophy from repeated injection to body area

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DE102011017572A1 (en) * 2011-04-27 2012-10-31 Siemens Aktiengesellschaft Component with oriented organic semiconductor
CL2017002133A1 (en) * 2017-08-21 2019-04-26 Univ Pontificia Catolica Chile Device that allows the simulation and training of different puncture techniques

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Publication number Priority date Publication date Assignee Title
WO2010007801A1 (en) * 2008-07-16 2010-01-21 学校法人早稲田大学 Mold for producing simulated blood vessel, method of producing simulated blood vessel and simulated blood vessel
US8636520B2 (en) 2008-07-16 2014-01-28 Waseda University Mold for producing simulated blood vessel, method of producing simulated blood vessel and simulated blood vessel
JP4974253B2 (en) * 2008-07-16 2012-07-11 学校法人早稲田大学 Mold for manufacturing simulated blood vessel, method for manufacturing simulated blood vessel, and simulated blood vessel
JP4675414B2 (en) * 2008-12-30 2011-04-20 仁夫 岡野 Organ model
JP2010156894A (en) * 2008-12-30 2010-07-15 Hitoo Okano Internal organ model
JP2010243867A (en) * 2009-04-08 2010-10-28 Fuso Rubber Kogyo Kk Injection practice device and method of manufacturing the same
KR101385271B1 (en) * 2011-09-26 2014-04-21 주식회사 비티 Arm model for intravenous injection training
JP2013190578A (en) * 2012-03-13 2013-09-26 Marui:Kk Simulator for puncture training
JP2014186281A (en) * 2013-03-25 2014-10-02 Marui:Kk Artificial blood vessel and method for molding artificial blood vessel
JP2019115746A (en) * 2013-12-04 2019-07-18 ベクトン・ディキンソン・アンド・カンパニーＢｅｃｔｏｎ， Ｄｉｃｋｉｎｓｏｎ Ａｎｄ Ｃｏｍｐａｎｙ System, apparatus and method for encouraging alteration of injection site and preventing lipo-atrophy from repeated injection to body area
CN104240576A (en) * 2014-08-07 2014-12-24 齐齐哈尔医学院 Blood sampling training device
JP6172370B1 (en) * 2016-11-10 2017-08-02 株式会社東穂 A simulated tissue body for practicing puncture technique and its use.
JP2018077443A (en) * 2016-11-10 2018-05-17 株式会社東穂 Puncture procedure drill-purpose mock tissue body, and use method of the same

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