CN115970080A - Blood leakage prevention device for blood purification treatment - Google Patents
Blood leakage prevention device for blood purification treatment Download PDFInfo
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- CN115970080A CN115970080A CN202310009241.1A CN202310009241A CN115970080A CN 115970080 A CN115970080 A CN 115970080A CN 202310009241 A CN202310009241 A CN 202310009241A CN 115970080 A CN115970080 A CN 115970080A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a blood leakage prevention device for blood purification treatment, which comprises: the detection module is used for detecting whether liquid leaks or not and generating a detection signal; a hemostasis module for hemostasis by squeezing a blood vessel; the alarm module is used for alarming leakage; the main control module is respectively connected with the detection module, the hemostasis module and the alarm module and is used for collecting and judging the detection signal and controlling the detection module, the hemostasis module and the alarm module; and the shell is used for protecting and fixing the detection module, the hemostasis module, the alarm module and the main control module. This leak protection blood device can accurately judge whether blood leakage of needle department keeps somewhere when blood purification treatment to stanch, solved the blood loss problem that the improper supervision leads to.
Description
Technical Field
The invention belongs to the field of medical safety equipment, and particularly relates to a blood leakage prevention device for blood purification treatment.
Background
Blood purification treatment, also called artificial kidney or kidney washing, is one of the blood purification techniques. The blood purification device utilizes the principle of a semipermeable membrane, and achieves the purposes of purifying blood and correcting water electrolyte and acid-base balance by dispersing and removing various harmful and redundant metabolic wastes and excessive electrolytes in the body.
The semi-permeable membrane used for blood purification treatment has a thickness of 10-20 microns, and the average pore diameter on the membrane is 3 nanometers, so that only small molecules with molecular weight of less than 1.5 ten thousand and partial medium molecular substances are allowed to pass through, but macromolecular substances with molecular weight of more than 3.5 ten thousand cannot pass through. Thus, proteins, pyrogens, viruses, bacteria, blood cells, etc. are all impermeable; most of urine components are water, and a large amount of water must be removed from blood to replace kidneys with artificial kidneys, which can remove excessive water only by osmotic pressure and ultrafiltration pressure. The blood purification treatment apparatus, which is an artificial kidney, has these functions, and thus adjusts the quality and quantity of blood to be close to physiological conditions.
At present, blood sample dialysis works through two blood path pipes, the two blood path pipes are respectively used for entering blood vessels and blood outlet vessels, the blood vessels and the blood outlet vessels are connected with a connector of a dialysis indwelling needle on an arm of a patient, and when the connector of the blood vessels and the dialysis indwelling needle is loosened and separated, blood can flow out of the indwelling needle, so that blood loss of the patient is caused.
Disclosure of Invention
In order to avoid the problem of blood loss of a patient, the invention provides the blood leakage prevention device for the blood purification treatment, the blood leakage prevention device can accurately judge whether blood leaks from the indwelling needle during the blood purification treatment through a signal obtained by detection of the detection device, and stops bleeding, so that the problem of blood loss caused by improper supervision is solved.
In order to achieve the purpose, the invention provides the following scheme: a blood leak prevention device for blood purification treatment, comprising:
the detection module is used for detecting whether liquid leaks or not and generating a detection signal;
a hemostasis module for hemostasis by squeezing a blood vessel;
the alarm module is used for alarming leakage;
the main control module is respectively connected with the detection module, the hemostasis module and the alarm module and is used for collecting and judging the detection signal and controlling the detection module, the hemostasis module and the alarm module;
and the shell is used for protecting and fixing the detection module, the hemostasis module, the alarm module and the main control module.
Preferably, the detection module comprises a first detection unit, a second detection unit and a third detection unit;
the first detection unit is used for detecting whether liquid drips or not and generating a first detection signal;
the second detection unit is used for judging whether the dripping liquid is blood or sweat through color detection and generating a second detection signal when the dripping liquid is judged to be blood;
the third detection unit is used for detecting whether blood exists in the blood vessel or not, and generating a third detection signal when no blood exists.
Preferably, the first detection unit comprises absorbent paper and a detection circuit;
the absorbent paper is used for absorbing the dropped liquid;
the detection circuit is used for generating a first detection signal when the absorbent paper absorbs liquid to conduct the detection circuit.
Preferably, the second detection unit comprises a camera unit and a comparison unit;
the camera shooting unit is used for shooting an image of the absorbent paper;
the comparison unit is connected with the camera shooting unit and used for comparing the shot absorbent paper image with a pre-stored absorbent paper image and generating a second detection signal when the colors are consistent.
Preferably, the third detection unit comprises an infrared sensor and a single chip microcomputer;
the infrared sensor is used for detecting blood in the blood vessel;
the single chip microcomputer is connected with the infrared sensor and used for generating a third detection signal when the infrared sensor detects that no blood exists.
Preferably, the alarm module comprises an early warning unit, a primary alarm unit and a secondary alarm unit;
the early warning unit is used for sending out early warning alarm when sweat drips;
the primary alarm unit is used for giving a primary alarm when blood drips and flows out of the blood vessel;
the secondary alarm unit is used for giving a secondary alarm when blood drips and does not flow out of the blood vessel.
Preferably, the main control module comprises an acquisition unit, a judgment unit and a control unit;
the acquisition unit is used for acquiring a first detection signal, a second detection signal and a third detection signal;
the judging unit is used for performing alarm judgment according to the first detection signal, the second detection signal and the third detection signal;
the control unit comprises a first control unit, a second control unit and a third control unit;
the first control unit is used for controlling the start and stop of the detection module;
the second control unit is used for controlling the start and stop of the hemostasis module;
and the third control unit is used for controlling the starting and stopping of the alarm module.
Preferably, the outer shell is provided with a transparent plastic shell which can be opened, and the transparent plastic shell is used for wiping sweat and replacing the absorbent paper after being opened.
The invention discloses the following technical effects:
compared with the existing blood leakage prevention device, the blood leakage prevention device for blood purification treatment provided by the invention can more accurately judge whether blood leakage or sweat drips through three detection methods, so that the phenomenon that a worker stops blood treatment due to sweat dripping is avoided, temporary hemostasis can be performed on a patient under the emergency condition that an indwelling needle falls, and blood loss caused by the falling of the indwelling needle is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a blood leakage prevention device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the present invention provides a blood leakage preventing device for blood purification treatment, comprising:
the detection module is used for detecting whether liquid leaks or not and generating a detection signal;
a hemostasis module for hemostasis by squeezing a blood vessel;
the alarm module is used for alarming leakage;
the main control module is respectively connected with the detection module, the hemostasis module and the alarm module and is used for collecting and judging detection signals and controlling the detection module, the hemostasis module and the alarm module;
and the shell is used for protecting and fixing the detection module, the hemostasis module, the alarm module and the main control module.
Further optimizing the scheme, the detection module comprises a first detection unit, a second detection unit and a third detection unit;
the first detection unit is used for detecting whether liquid drips or not and generating a first detection signal;
the second detection unit is used for judging whether the dripping liquid is blood or sweat through color detection and generating a second detection signal when the dripping liquid is judged to be blood;
the third detection unit is used for detecting whether blood exists in the blood vessel or not, and generating a third detection signal when no blood exists.
In a further optimized scheme, the first detection unit comprises absorbent paper and a detection circuit;
the absorbent paper is used for absorbing the dropped liquid;
the detection circuit is used for generating a first detection signal when the absorbent paper absorbs liquid and the detection circuit is switched on.
Further optimize the scheme, the paper that absorbs water still has a plurality of outwardly extending filaments except the both ends of being connected with detection circuitry, can detect by a bigger area, prevent to lead to blood not to drip because of the patient removes to absorb water on the paper, have a plurality of detection circuitry moreover, leak blood also can detect the very first time when the play blood vessel position is rotatory, can monitor leaking blood better.
Further optimizing the scheme, the second detection unit comprises a camera unit and a comparison unit;
the camera shooting unit is used for shooting an image of the absorbent paper;
the comparison unit is connected with the camera unit and used for comparing the shot water absorption paper image with a pre-stored water absorption paper image and generating a second detection signal when the colors are consistent.
In a further optimized scheme, the third detection unit comprises an infrared sensor and a single chip microcomputer;
the infrared sensor is used for detecting blood in the bloodline;
the single chip microcomputer is connected with the infrared sensor and used for generating a third detection signal when the infrared sensor detects that no blood exists.
The infrared sensor adopts an infrared correlation sensor, the infrared correlation sensor is fixed in the clamping plate, and the infrared correlation sensor is respectively positioned at the upper end and the lower end of the clamping plate. The embodiment is provided with two infrared correlation sensors, namely two signal acquisition points are arranged at the upper end of the blood outlet pipe, the two points are separated by a certain distance, and only when the two points have no blood and send out signals, the alarm is started, so that the misjudgment caused by small bubbles in the blood outlet pipe is avoided.
The single chip microcomputer is provided with a starting key and a resetting key which are electrically connected with the main control module, the third detection unit starts to work after the starting key is pressed, and the alarm signal sent out at the previous time can be cancelled by pressing the resetting key.
Further optimizing the scheme, the alarm module comprises an early warning unit, a primary alarm unit and a secondary alarm unit;
the early warning unit is used for sending out early warning alarm when sweat drips;
the primary alarm unit is used for giving a primary alarm when blood drips and flows out of the blood vessel;
the secondary alarm unit is used for giving a secondary alarm when blood drops and does not flow out of the blood vessel.
Further optimize the scheme, alarm module includes audible alarm and light alarm, audible alarm is the trumpet, light alarm is the lamp area, lamp area and shell face fixed connection, lamp area scintillation ruddiness when liquid sensor detects there being the sweat to drip, when detecting there being the blood to drip, can send the one-level alarm through the trumpet and remind guardians, when detecting out the blood vessel in not having blood, trumpet sends the second grade alarm that is higher than the one-level alarm and reminds guardians, alarm module still is connected with signal transmitter simultaneously, signal transmitter and nurse station wireless connection, can send alarm signal to nurse station in step when alarm module reports to the police, avoid guardians to inform untimely.
Further optimizing the scheme, the main control module comprises an acquisition unit, a judgment unit and a control unit;
the acquisition unit is used for acquiring a first detection signal, a second detection signal and a third detection signal;
the judging unit is used for performing alarm judgment according to the first detection signal, the second detection signal and the third detection signal;
the control unit comprises a first control unit, a second control unit and a third control unit;
the first control unit is used for controlling the start and stop of the detection module;
the second control unit is used for controlling the start and stop of the hemostasis module;
and the third control unit is used for controlling the starting and stopping of the alarm module.
Further optimize the scheme, when the device just begins to operate, the first control unit can control the first detection unit and the third detection unit to be opened, and when the first detection unit detects that liquid drips, the first control unit can control the second detection unit to be opened for color detection. The hemostasis module is controlled to be started through the second control unit only when no blood in the bleeding tube is detected, the third control unit controls the alarm module to perform early warning alarm when sweat is detected to drip, the third control unit controls the alarm module to perform primary alarm when blood is detected to drip, and the third control unit controls the alarm module to perform secondary alarm when no blood in the bleeding tube is detected.
In a further optimized scheme, a transparent plastic shell which can be opened is installed on the outer shell, and the transparent plastic shell is used for wiping sweat and replacing absorbent paper after being opened.
Still be provided with the power that is used for the device work in the master control module, still be provided with power indicator on master control module's surface, judge the electric quantity of power through the pilot lamp, avoid leading to the unable normal work of infusion alarm because of not having the electric quantity.
In summary, the significant advantages of the present invention over the prior art are summarized as follows:
1) The blood leakage prevention device is simple in structure, convenient to operate and high in practicability.
2) The invention can more accurately judge whether blood leakage or sweat drips through three detection methods, and avoids stopping blood treatment of workers due to the reason of sweat dripping.
3) In the emergency situation that the indwelling needle falls, the hemostatic bag can temporarily stop bleeding for a patient, so that blood loss caused by the falling of the indwelling needle is avoided.
4) The invention can only replace the absorbent paper by opening the transparent plastic shell after alarming, thereby reducing the monitoring cost.
The above-described embodiments are only intended to illustrate the preferred embodiments of the present invention, and not to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (8)
1. A blood leakage prevention device for blood purification treatment, comprising:
the detection module is used for detecting whether liquid leaks or not and generating a detection signal;
a hemostasis module for hemostasis by squeezing a blood vessel;
the alarm module is used for alarming leakage;
the main control module is respectively connected with the detection module, the hemostasis module and the alarm module and is used for collecting and judging the detection signal and controlling the detection module, the hemostasis module and the alarm module;
and the shell is used for protecting and fixing the detection module, the hemostasis module, the alarm module and the main control module.
2. The blood leakage prevention device for blood purification treatment according to claim 1, wherein the detection module comprises a first detection unit, a second detection unit and a third detection unit;
the first detection unit is used for detecting whether liquid drips or not and generating a first detection signal;
the second detection unit is used for judging whether the dripping liquid is blood or sweat through color detection and generating a second detection signal when the dripping liquid is judged to be blood;
the third detection unit is used for detecting whether blood exists in the blood vessel or not, and generating a third detection signal when no blood exists.
3. The blood leakage prevention device for blood purification treatment according to claim 2, wherein the first detection unit comprises a water absorbent paper and a detection circuit;
the absorbent paper is used for absorbing the dropped liquid;
the detection circuit is used for generating a first detection signal when the absorbent paper absorbs liquid to conduct the detection circuit.
4. The blood leakage prevention device for blood purification treatment according to claim 2, wherein the second detection unit comprises an image pickup unit and a comparison unit;
the camera shooting unit is used for shooting an image of the absorbent paper;
the comparison unit is connected with the camera shooting unit and used for comparing the shot absorbent paper image with a pre-stored absorbent paper image and generating a second detection signal when the colors are consistent.
5. The blood leakage prevention device for blood purification treatment according to claim 2, wherein the third detection unit comprises an infrared sensor and a single chip microcomputer;
the infrared sensor is used for detecting blood in the blood vessel;
the single chip microcomputer is connected with the infrared sensor and used for generating a third detection signal when the infrared sensor detects that no blood exists.
6. The blood leakage prevention device for blood purification treatment according to claim 1, wherein the alarm module comprises an early warning unit, a primary alarm unit and a secondary alarm unit;
the early warning unit is used for sending out an early warning alarm when sweat drips;
the primary alarm unit is used for giving a primary alarm when blood drips and flows out from the blood vessel;
the secondary alarm unit is used for giving a secondary alarm when blood drops and does not flow out of the blood vessel.
7. The blood leakage prevention device for blood purification treatment according to claim 1, wherein the main control module comprises a collection unit, a judgment unit and a control unit;
the acquisition unit is used for acquiring a first detection signal, a second detection signal and a third detection signal;
the judging unit is used for performing alarm judgment according to the first detection signal, the second detection signal and the third detection signal;
the control unit comprises a first control unit, a second control unit and a third control unit;
the first control unit is used for controlling the start and stop of the detection module;
the second control unit is used for controlling the start and stop of the hemostasis module;
and the third control unit is used for controlling the starting and stopping of the alarm module.
8. The blood leakage prevention device for blood purification treatment according to claim 1,
the shell is provided with a transparent plastic shell which can be opened, and the transparent plastic shell is used for wiping sweat and replacing absorbent paper after being opened.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310009241.1A CN115970080A (en) | 2023-01-04 | 2023-01-04 | Blood leakage prevention device for blood purification treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310009241.1A CN115970080A (en) | 2023-01-04 | 2023-01-04 | Blood leakage prevention device for blood purification treatment |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101505812A (en) * | 2006-08-18 | 2009-08-12 | 弗雷泽纽斯医疗保健控股有限公司 | Wetness sensor |
| CN201551636U (en) * | 2009-11-10 | 2010-08-18 | 江西三鑫医疗器械集团有限公司 | Disposable hemodialysis pipe pressure sensor |
| CN202892504U (en) * | 2012-10-30 | 2013-04-24 | 赵欣 | Transfusion device for dialysis |
| CN204683773U (en) * | 2015-04-01 | 2015-10-07 | 广州市红十字会医院 | Medical external hemorrhage alarm device |
| CN107837433A (en) * | 2017-12-05 | 2018-03-27 | 广东省智能制造研究所 | A kind of wearable medical inspection device |
| CN207693996U (en) * | 2017-04-27 | 2018-08-07 | 杭州蕙新医疗科技有限公司 | Blood purification instrument blood circuit main folder valve protection cover |
| CN109349705A (en) * | 2018-10-25 | 2019-02-19 | 泉州医学高等专科学校 | With the johnny for sensing moist function |
-
2023
- 2023-01-04 CN CN202310009241.1A patent/CN115970080A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505812A (en) * | 2006-08-18 | 2009-08-12 | 弗雷泽纽斯医疗保健控股有限公司 | Wetness sensor |
| CN201551636U (en) * | 2009-11-10 | 2010-08-18 | 江西三鑫医疗器械集团有限公司 | Disposable hemodialysis pipe pressure sensor |
| CN202892504U (en) * | 2012-10-30 | 2013-04-24 | 赵欣 | Transfusion device for dialysis |
| CN204683773U (en) * | 2015-04-01 | 2015-10-07 | 广州市红十字会医院 | Medical external hemorrhage alarm device |
| CN207693996U (en) * | 2017-04-27 | 2018-08-07 | 杭州蕙新医疗科技有限公司 | Blood purification instrument blood circuit main folder valve protection cover |
| CN107837433A (en) * | 2017-12-05 | 2018-03-27 | 广东省智能制造研究所 | A kind of wearable medical inspection device |
| CN109349705A (en) * | 2018-10-25 | 2019-02-19 | 泉州医学高等专科学校 | With the johnny for sensing moist function |
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