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JP5401678B2 - Dialysis patient probe gauze and dialysis patient judgment device - Google Patents

Dialysis patient probe gauze and dialysis patient judgment device Download PDF

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JP5401678B2
JP5401678B2 JP2009027877A JP2009027877A JP5401678B2 JP 5401678 B2 JP5401678 B2 JP 5401678B2 JP 2009027877 A JP2009027877 A JP 2009027877A JP 2009027877 A JP2009027877 A JP 2009027877A JP 5401678 B2 JP5401678 B2 JP 5401678B2
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gauze
patient
dialysis
probe
sensor
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JP2010179054A (en
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弘二 大東
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Ideal Star Inc
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Description

本発明は、透析患者が、人工透析を行う場合に、常時、血圧を監視し、血圧低下時に、アラームを発生させる血圧測定システムに用いられる透析患者用プローブガーゼ、および透析患者用判定器に関する。 The present invention relates to a probe gauze for a dialysis patient and a determination device for a dialysis patient that are used in a blood pressure measurement system that constantly monitors blood pressure when a dialysis patient performs artificial dialysis and generates an alarm when the blood pressure drops.

従来の人体から出る生物音響信号の変換器は、例えば、特許文献1にて開示されている。
特許文献1には、圧電トランスフレクス振動板を設置した生物音響信号用変換器について記載されており、前記生物音響信号用変換器を人体に密着させて、人体から出る生物音響信号を得る方法が記載されている。
A conventional transducer for bioacoustic signals emitted from a human body is disclosed in Patent Document 1, for example.
Patent Document 1 describes a bioacoustic signal transducer in which a piezoelectric transflex diaphragm is installed, and a method for obtaining a bioacoustic signal from a human body by bringing the bioacoustic signal transducer into close contact with the human body. Have been described.

特表2005−534360号公報JP 2005-534360 A

従来の生物音響信号の変換器には、以下の問題点があった。即ち、生物音響信号の変換器の先端平面部分を人体に密着させても、周辺のノイズ音を測定してしまう等、安定した測定が困難であった。
また、生物音響信号の変換器の先端平面部は、完全に人体に密着することが困難であって、
人体から出る生物音響信号を効率良く、取得することができなかった。特に、透析患者が、人工透析の治療を受ける際の血圧を、継続的に安定に測定することが困難であった。
The conventional bioacoustic signal converter has the following problems. That is, even if the tip flat portion of the bioacoustic signal converter is brought into close contact with the human body, it is difficult to perform stable measurement, such as measuring the surrounding noise sound.
In addition, the tip flat portion of the bioacoustic signal converter is difficult to completely adhere to the human body,
The bioacoustic signal from the human body could not be acquired efficiently. In particular, it has been difficult for a dialysis patient to continuously and stably measure the blood pressure when receiving dialysis treatment.

本発明の課題は、透析患者が、人工透析の治療を受ける際に、常時患者の血圧を、継続的に安定に測定し、また血圧低下の異常時には、アラームを発生する血圧測定系にて使用される透析患者用プローブガーゼ、および透析患者用プローブガーゼの使用方法を提供することである。 An object of the present invention is to use a blood pressure measurement system that constantly and stably measures a patient's blood pressure when a dialysis patient is subjected to an artificial dialysis treatment, and generates an alarm when blood pressure is abnormal. The present invention provides a probe gauze for dialysis patients and a method for using the probe gauze for dialysis patients.

上記課題を達成するため本発明の透析患者用プローブガーゼは、生体接触ガーゼと、センサ接着用両面テープとが積層され、前記生体接触ガーゼと、センサー接着用両面テープとを貫通して中空穴が開けられた透析患者用プローブガーゼであって、前記中空穴に、患者からの生体音を検知するセンサーが挿入され、前記生体接触ガーゼが、前記患者の皮膚に密着されることを特徴とする透析患者用プローブガーゼである。 Dialysis Patients probe gauze present invention for achieving the above object, a biometric contact gauze, and the double-sided tape is laminated for Sensor adhesive, hollow bore through the biometric contacting gauze, and a double-sided tape sensors adhesive A probe gauze for a dialysis patient with an opening in which a sensor for detecting a body sound from a patient is inserted into the hollow hole, and the living body contact gauze is in close contact with the skin of the patient. This is a probe gauze for dialysis patients.

ここで、前記生体接触ガーゼは、粘着部分と、ガーゼ部分と、アルミ箔部分とが積層されて構成されており、前記アルミ箔部分が、前記患者の皮膚に密着されることを特徴とする透析患者用プローブガーゼである。 Here, the living body contact gauze is configured by laminating an adhesive part, a gauze part, and an aluminum foil part, and the aluminum foil part is in close contact with the skin of the patient. It is a probe gauze for a patient.

前記センサーの患者の皮膚と密着する側には、センサーゴム汚染防止用抗菌防水フイルム
が貼られることを特徴とする透析患者用プローブガーゼである。
The probe gauze for dialysis patients is characterized in that an antibacterial waterproof film for preventing sensor rubber contamination is affixed to a side of the sensor that is in close contact with the patient's skin.

また、前記中空穴は、その径を2mmから15mmの範囲とすることを特徴とする透析患
者用プローブガーゼである。
The hollow hole is a probe gauze for a dialysis patient characterized in that the diameter is in a range of 2 mm to 15 mm.

本発明の透析患者用判定器は、請求項2乃至4に記載の透析患者用プローブガーゼを用いる透析患者用判定器であって、前記透析患者用プローブガーゼの中空穴に、患者からの生体音を検知するセンサーを挿入し、前記センサーの露出面側に、センサーゴム汚染防止用抗菌防水フイルムを貼り付け、前記透析患者用プローブガーゼの生体接触ガーゼ側を、患者の皮膚に密着し、前記センサーからの生体信号を電子回路にて増幅し、所定の閾値を設定し、前記患者からの生体信号の異常を発生させることを特徴とする透析患者用判定器である。ここで、皮膚形状の追従性を向上させるために、センサーゴム(センサーの露出面側)とセンサーゴム汚染防止用抗菌防水フイルムの間にゲル状物質あるいはゼリー状物質を導入しても良い。センサーゴム汚染防止用抗菌防水フイルムと皮膚の間に、生体音を減衰させる空気層をなくす目的で、センサーゴム汚染防止用抗菌防水フイルムの表面、あるいは皮膚にゼリー状物質を塗ることで、より安定な生体音の検出が可能となる。 The determination device for dialysis patients of the present invention is a determination device for dialysis patients using the probe gauze for dialysis patients according to claim 2, wherein the body sound from the patient is inserted into the hollow hole of the probe gauze for dialysis patients. A sensor antibacterial waterproof film for preventing contamination of the sensor rubber is pasted on the exposed surface side of the sensor, the biocontact gauze side of the probe gauze for dialysis patient is in close contact with the patient's skin, and the sensor The dialysis patient determination device is characterized in that the biological signal from the patient is amplified by an electronic circuit, a predetermined threshold value is set, and abnormality of the biological signal from the patient is generated . Here, in order to improve the followability of the skin shape, a gel-like substance or a jelly-like substance may be introduced between the sensor rubber (on the exposed surface side of the sensor) and the antibacterial waterproof film for preventing sensor rubber contamination. For the purpose of eliminating the air layer that attenuates body sound between the antibacterial waterproof film for preventing sensor rubber contamination and the skin, the surface of the antibacterial waterproof film for preventing sensor rubber contamination or by applying a jelly-like substance to the skin is more stable. It is possible to detect a natural body sound.

ここで、前記センサーは、圧電素子が組み込まれており、生体信号を、前記圧電素子により電気信号に変換することを特徴とする透析患者用判定器である。 Here, the sensor is a dialysis patient determination device , wherein a piezoelectric element is incorporated, and a biological signal is converted into an electric signal by the piezoelectric element.

更に、前記判定器は、生体信号の閾値の設定により、前記患者の血圧の低下を判定することを特徴とする透析患者用判定器である。 Further, the determination device is a determination device for a dialysis patient, wherein a decrease in blood pressure of the patient is determined by setting a threshold value of a biological signal.

本発明によれば、透析患者が、人工透析の治療を受ける際に、患者の血圧を安定に監視し、また血圧低下の異常時には、アラームを発生する血圧測定系にて使用される透析患者用プローブガーゼおよび透析患者用判定器を提供できる。 According to the present invention, when a dialysis patient receives treatment of artificial dialysis, the blood pressure of the patient is stably monitored, and an alarm is generated when the blood pressure is abnormal. Probe gauze and a dialysis patient determination device can be provided.

請求項1に係る透析患者用プローブガーゼによれば、生体接触ガーゼと、センサー接着用両面テープとが積層され、前記生体接触ガーゼと、センサー接着用両面テープとを貫通して中空穴が開けられた透析患者用プローブガーゼであって、前記中空穴に、患者からの生体音を検知するセンサーが挿入され、前記生体接触ガーゼが、前記患者の皮膚に密着されることを特徴とする透析患者用プローブガーゼを提供でき、透析患者の血圧を安定して、連続的に検知する透析患者用プローブガーゼを提供することができるので、透析患者の血圧低下を確実に検知できる。 According to the probe gauze for a dialysis patient according to claim 1, the biological contact gauze and the double-sided tape for sensor adhesion are laminated, and a hollow hole is opened through the biological contact gauze and the double-sided tape for sensor adhesion. A probe gauze for dialysis patients, wherein a sensor for detecting a body sound from a patient is inserted into the hollow hole, and the body contact gauze is in close contact with the skin of the patient. A probe gauze can be provided, and a probe gauze for a dialysis patient that stably and continuously detects the blood pressure of a dialysis patient can be provided, so that a decrease in blood pressure of the dialysis patient can be reliably detected.

請求項5に係る透析患者用判定器によれば、請求項2乃至4に記載の透析患者用プローブガーゼを用いる透析患者用判定器であって、前記透析患者用プローブガーゼの中空穴に、患者からの生体音を検知するセンサーを挿入し、前記センサーの露出面側に、センサーゴム汚染防止用抗菌防水フイルムを貼り付け、前記透析患者用プローブガーゼの生体接触ガーゼ側を、患者の皮膚に密着し、前記センサーからの生体信号を電子回路にて増幅し、所定の閾値を設定し、前記患者からの生体信号の異常を発生させることを特徴とする透析患者用判定器を提供することができ、透析患者の血圧低下を確実に検知できる判定器を提供することによって、透析患者への医療の改善に寄与することができる。 According to the determination device for dialysis patients according to claim 5, the determination device for dialysis patients using the probe gauze for dialysis patients according to claims 2 to 4, wherein the patient is placed in a hollow hole of the probe gauze for dialysis patients. A sensor for detecting body sound from the sensor is inserted, an antibacterial waterproof film for preventing sensor rubber contamination is pasted on the exposed surface of the sensor, and the biological contact gauze side of the probe gauze for dialysis patients is in close contact with the patient's skin. And providing a determination device for a dialysis patient characterized by amplifying a biological signal from the sensor by an electronic circuit, setting a predetermined threshold, and generating an abnormality of the biological signal from the patient. By providing a determination device that can reliably detect a decrease in blood pressure of a dialysis patient, it is possible to contribute to medical improvement for the dialysis patient.

本発明の実施の形態1よる透析患者用プローブガーゼ100の外観図である。図1(a)は、透析患者用プローブガーゼの平面図であり、図1(b)は、図1(a)でのAA断面図である。It is an external view of the probe gauze 100 for dialysis patients according to Embodiment 1 of the present invention. Fig.1 (a) is a top view of the probe gauze for dialysis patients, and FIG.1 (b) is AA sectional drawing in Fig.1 (a). 本発明の図1の透析患者用プローブガーゼに、生体音の検出用のセンサーを装着して、透析患者の腕に固定した状態の断面図である。図2(a)は、センサーの先端部分にセンサーゴム汚染防止用抗菌防水フイルムを貼り付けた状態の図であり、図2(b)は、透析患者用プローブガーゼの剥離紙部分を剥がして、透析患者の腕へ接着した状態の図である。FIG. 2 is a cross-sectional view showing a state in which a body sound detection sensor is attached to the dialysis patient probe gauze of FIG. 1 of the present invention and fixed to the dialysis patient's arm. FIG. 2 (a) is a diagram showing a state in which an antibacterial waterproof film for preventing sensor rubber contamination is attached to the tip portion of the sensor, and FIG. 2 (b) is a diagram showing a state where the release paper portion of the probe gauze for dialysis patients is peeled off. It is a figure of the state adhere | attached on the arm of a dialysis patient. シャント音の強度と、血圧との相関データ。Correlation data between the intensity of shunt sound and blood pressure.

(実施の形態1)
図1は、本発明の実施の形態1よる透析患者用プローブガーゼの外観図である。図1(a)は、透析患者用プローブガーゼの平面図であり、図1(b)は、図1(a)でのAA断面図である。図1の透析患者用プローブガーゼ100は、生体接触ガーゼ1にセンサー接着用両面テープ2が接着され、中央部分に中空穴4が開けられた構造である。ここで、前記生体接触ガーゼ1は、粘着部分11と、ガーゼ部分12と、アルミ箔部分13と、剥離紙部分14が積層されて構成されている。ここで、ガーゼ部分12は、通常の綿を材質としている。またセンサー接着用両面テープ2は、その材質を、ポリエチレン樹脂としている。
(Embodiment 1)
FIG. 1 is an external view of a probe gauze for a dialysis patient according to Embodiment 1 of the present invention. Fig.1 (a) is a top view of the probe gauze for dialysis patients, and FIG.1 (b) is AA sectional drawing in Fig.1 (a). A probe gauze 100 for a dialysis patient in FIG. 1 has a structure in which a double-sided adhesive tape 2 for sensor adhesion is bonded to a biological contact gauze 1 and a hollow hole 4 is formed in a central portion. Here, the living body contact gauze 1 is configured by laminating an adhesive portion 11, a gauze portion 12, an aluminum foil portion 13, and a release paper portion 14. Here, the gauze portion 12 is made of normal cotton. The sensor adhesive double-sided tape 2 is made of polyethylene resin.

図2は、図1の本発明の透析患者用プローブガーゼ100の中空穴4に、生体音の検出用のセンサー16の先端部分を装着して、透析患者の腕18に固定した状態の外観図である。図2(a)は、センサー16の先端部分にセンサーゴム汚染防止用抗菌防水フイルム15を貼り付けた状態の図であり、図2(b)は、生体接触ガーゼ1の剥離紙部分14を剥がして、透析患者用プローブガーゼ100を透析患者の腕18へ接着した状態の図である。なお、皮膚形状の追従性を向上させるために、センサーゴム(センサー16の露出面側)とセンサーゴム汚染防止用抗菌防水フイルム15の間にゲル状物質あるいはゼリー状物質を導入しても良い。また、センサーゴム汚染防止用抗菌防水フイルム15と透析患者の腕18の皮膚の間に、生体音を減衰させる空気層をなくす目的で、センサーゴム汚染防止用抗菌防水フイルム15の表面、あるいは皮膚にゼリー状物質を塗ることで、より安定な生体音の検出が可能となる。 FIG. 2 is an external view of a state in which the distal end portion of the sensor 16 for detecting body sound is attached to the hollow hole 4 of the probe gauze 100 for dialysis patient of the present invention shown in FIG. It is. FIG. 2A is a diagram showing a state in which an antibacterial waterproof film 15 for preventing sensor rubber contamination is attached to the tip portion of the sensor 16, and FIG. 2B is a diagram in which the release paper portion 14 of the biological contact gauze 1 is peeled off. It is a figure of the state which adhered the probe gauze 100 for dialysis patients to the arm 18 of a dialysis patient. In order to improve the followability of the skin shape, a gel-like substance or a jelly-like substance may be introduced between the sensor rubber (the exposed surface side of the sensor 16) and the antibacterial waterproof film 15 for preventing the sensor rubber contamination. The antibacterial waterproof film 15 for preventing sensor rubber contamination or the skin of the antibacterial waterproof film 15 for preventing sensor rubber contamination is used for the purpose of eliminating an air layer that attenuates body sound between the antibacterial waterproof film 15 for preventing sensor rubber contamination and the skin of the arm 18 of the dialysis patient. By applying a jelly-like substance, it is possible to detect biological sound more stably.

ここで、図2(b)の状態は、透析患者の腕に透析患者用プローブガーゼを密着した状態であって、患者の腕のシャント近傍に前記透析患者用プローブガーゼが配置されている。患者に施されたかシャントからのシャント音は、センサー16によって、電気信号へ変換され、信号線17を介して、測定機器(図示せず)に接続される。 Here, the state of FIG. 2B is a state in which the dialysis patient probe gauze is in close contact with the dialysis patient's arm, and the dialysis patient probe gauze is disposed in the vicinity of the shunt of the patient's arm. The shunt sound applied to the patient or from the shunt is converted into an electrical signal by the sensor 16 and connected to a measuring device (not shown) via the signal line 17.

なお、生体接触ガーゼ1のアルミ箔部分1は、透析患者の腕18の皮膚に密着し、センサー周辺部分の皮膚の電位を均一にする作用があって、センサーが、安定して、生体信号を収集することに寄与する。 The aluminum foil portion 1 of the biological contact gauze 1 is in close contact with the skin of the arm 18 of the dialysis patient, and has an action of making the skin potential in the peripheral portion of the sensor uniform, so that the sensor stably outputs the biological signal. Contributes to collecting.

図3は、シャント音の強度と、血圧との相関データである。透析患者の腕に形成されたシャントのシャント音の強度は、血圧との相関を有している。この相関データを利用して、透析患者の血圧低下を検出することができる。
即ち、測定機器内の判定器にて、所定のシャント音の強度を閾値に設定する。これによって、透析患者の血圧低下を検出できる。
FIG. 3 shows correlation data between the intensity of the shunt sound and the blood pressure. The intensity of the shunt sound of the shunt formed on the dialysis patient's arm has a correlation with the blood pressure. This correlation data can be used to detect a decrease in blood pressure in a dialysis patient.
In other words, a predetermined shunt sound intensity is set as a threshold value by a determination device in the measuring instrument. Thereby, a decrease in blood pressure of a dialysis patient can be detected.

なお、本透析患者用プローブガーゼは、透析患者の腕とセンサーとの間にて、生体信号をノイズをなくし、円滑に伝達することに寄与するものであって、透析患者の透析治療に関する医療の改善に寄与することができる。 This probe gauze for dialysis patients contributes to the smooth transmission of biological signals between the dialysis patient's arm and the sensor and eliminates noise. It can contribute to improvement.

100 透析患者用プローブガーゼ
1 生体接触ガーゼ
11 粘着テープ部分
12 ガーゼ部分
13 アルミ箔部分
14 剥離紙部分
2 センサー接着用両面テープ
3 両面テープ用剥離紙
4 センサー設置用中空穴
15 センサーゴム汚染防止用抗菌防水フイルム
16 センサー
17 信号線
18 透析患者の腕
DESCRIPTION OF SYMBOLS 100 Dialysis patient probe gauze 1 Living body contact gauze 11 Adhesive tape part 12 Gauze part 13 Aluminum foil part 14 Release paper part 2 Double-sided tape for sensor adhesion 3 Release paper for double-sided tape 4 Hollow hole for sensor installation 15 Antibacterial for sensor rubber contamination prevention Waterproof film 16 Sensor 17 Signal line 18 Dialysis patient's arm

Claims (7)

生体接触ガーゼと、センサー接着用両面テープとが積層され、前記生体接触ガーゼと、センサ接着用両面テープとを貫通して、中央部分に中空穴が開けられた透析患者用プローブガーゼであって、前記中空穴に、患者からの生体音を検知するセンサーが挿入され、前記生体接触ガーゼが、前記患者の皮膚に密着されることを特徴とする透析患者用プローブガーゼ。 And biological contact gauze, and the double-sided tape sensors adhesive is laminated, the biometric contact gauze, through a double-sided tape Sensor adhesive, a dialysis patient probe gauze hollow hole bored in the central portion A probe gauze for dialysis patients, wherein a sensor for detecting a living body sound from a patient is inserted into the hollow hole, and the living body contact gauze is brought into close contact with the skin of the patient. 前記生体接触ガーゼは、粘着部分と、ガーゼ部分と、アルミ箔部分とが積層されて構成されており、前記アルミ箔部分が、前記患者の皮膚に密着されることを特徴とする請求項1記載の透析患者用プローブガーゼ。 The said biocontact gauze is comprised by laminating | stacking the adhesion part, the gauze part, and the aluminum foil part, and the said aluminum foil part is closely_contact | adhered to the said patient's skin. Probe gauze for dialysis patients. 前記センサーの患者の皮膚と密着する側には、センサーゴム汚染防止用抗菌防水フイルムが貼られることを特徴とする請求項1または2いずれか記載の透析患者用プローブガーゼ。 3. The probe gauze for dialysis patients according to claim 1, wherein an antibacterial waterproof film for preventing sensor rubber contamination is affixed to a side of the sensor that is in close contact with the patient's skin. 前記中空穴は、その径を2mmから15mmの範囲とすることを特徴とする請求項1乃至
3のいずれか1項記載の透析患者用プローブガーゼ。
The dialysis patient probe gauze according to any one of claims 1 to 3, wherein the hollow hole has a diameter in a range of 2 mm to 15 mm.
請求項2乃至4に記載の透析患者用プローブガーゼを用いる透析患者用判定器であって、  A determination device for dialysis patients using the probe gauze for dialysis patients according to claim 2,
前記透析患者用プローブガーゼの中空穴に、患者からの生体音を検知するセンサーを挿入し、  Inserting a sensor for detecting a body sound from the patient into the hollow hole of the probe gauze for dialysis patient,
前記センサーの露出面側に、センサーゴム汚染防止用抗菌防水フイルムを貼り付け、  Attach an antibacterial waterproof film for preventing sensor rubber contamination to the exposed surface of the sensor,
前記透析患者用プローブガーゼの生体接触ガーゼ側を、患者の皮膚に密着し、  The biological contact gauze side of the probe gauze for dialysis patient is in close contact with the patient's skin,
前記センサーからの生体信号を電子回路にて増幅し、所定の閾値を設定し、  Amplifying the biological signal from the sensor with an electronic circuit, setting a predetermined threshold,
前記患者からの生体信号の異常を発生させることを特徴とする透析患者用判定器。  A determination device for a dialysis patient, wherein abnormality of a biological signal from the patient is generated.
前記センサーは、圧電素子が組み込まれており、生体信号を、前記圧電素子により電気信号に変換することを特徴とする請求項5記載の透析患者用判定器。 The dialysis patient determination device according to claim 5, wherein the sensor includes a piezoelectric element, and converts a biological signal into an electric signal by the piezoelectric element . 前記判定器は、生体信号の閾値の設定により、前記患者の血圧の低下を判定することを特徴とする請求項5または6のいずれかに記載の透析患者用判定器。 7. The dialysis patient determination device according to claim 5, wherein the determination device determines a decrease in blood pressure of the patient by setting a threshold value of a biological signal .
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