CN1961979A - An automatic alarm for transfusion - Google Patents
An automatic alarm for transfusion Download PDFInfo
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- CN1961979A CN1961979A CN 200610144143 CN200610144143A CN1961979A CN 1961979 A CN1961979 A CN 1961979A CN 200610144143 CN200610144143 CN 200610144143 CN 200610144143 A CN200610144143 A CN 200610144143A CN 1961979 A CN1961979 A CN 1961979A
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- box body
- transfusion
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- laser diode
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Abstract
The invention relates to an injection automatic alarm, wherein it comprises a support; a box on the support; a concave base at the top of box to plug injection bottle while the center of concave base has a through hole; a power source inside the box; a sound-light alarm inside the box; a light sensor formed by laser diode and photoelectric battery inside the boxes at two sides of concave box; the laser diode is above the drug amount index position; the photoelectric battery is under the index position; the light of laser diode is through the injection bottle to form a round point to radiate the battery; and it has a circuit control board connected to the power source inside the box while it connects power source, alarm, laser diode and battery. The invention has simple structure and operation.
Description
Technical field
The present invention relates to a kind of autoalarm, particularly about a kind of automatic alarm for transfusion that in medical procedure, uses.
Background technology
Transfusion is a kind of medical mode extremely widely, many kinds of diseases all can adopt the mode drug treatment of transfusion, and when transfusion finishes, often need medical personnel in time to handle, otherwise might cause air admission is arranged in the tube for transfusion, if air admission blood vessel, will cause air embolism (aeroembolism), serious meeting causes life danger.Just because of this, nurse or entourage need pay close attention to the surplus of medicinal liquid at any time, so not only can increase doctor personnel's workload, also make entourage's high-pressure.In order to address this problem, had some infusion alarms at present, wherein a kind of is the device that adopts weighing principle, but, this device need in time be adjusted setting to the infusion bottle of different capabilities, has therefore increased the complexity of operation and the uncertainty in the use.Another kind is to adopt the optical sensor principle, transfusion on tube for transfusion is observed bottle and is located to install additional optical sensor, be used for detecting the residue medicinal liquid, but the device of this set on transfusion observation bottle, only just can discern and report to the police under medicinal liquid surplus situation seldom, the time of therefore leaving medical personnel's processing for is too short.Also have some alarm devices, need be arranged in the medicinal liquid bottle,, therefore cause pollution easily medicinal liquid owing to need contact with medicinal liquid.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind ofly when medicinal liquid reaches calibration value, discern and send the automatic alarm for transfusion of alarm signal automatically.
For achieving the above object, the present invention takes following technical scheme: a kind of automatic alarm for transfusion is characterized in that it comprises: a support; One box body, it is arranged on the described support, and described box body top is provided with a dimple that plugs infusion bottle, and the center of described dimple is provided with a through hole; One power supply, it is arranged in the described box body; One audible-visual annunciator, it is arranged in the described box body; One optical sensor, form by a laser diode and a light cell, it is separately positioned in the box body of described dimple both sides, described laser diode is positioned at the top that medicinal liquid is demarcated the surplus position, described light cell is positioned at the below that medicinal liquid is demarcated the surplus position, and after the light that described laser diode sends passed the infusion bottle of described medicinal liquid top, just refrangible became a circular light spot to be radiated on the described light cell; One connects the circuit control panel of power supply, and it is arranged in the described box body, and is electrically connected the laser diode and the light cell of described power supply, audible-visual annunciator, optical sensor respectively.
Described control circuit board is provided with signal generating module, signal filtering amplification module, core processing module and signal output module, described signal generating module drives described optical sensor and sends and receive the optical signal that passes the medicinal liquid bottle, and after the filter amplification circuit module filtered is amplified, send into core processing module, compare with the signal scaling thresholding of importing in advance; In case reach this thresholding, described core processing module just drives audible-visual annunciator by signal output module and sends the sound and light alarm signal.
Through hole one side at described box body center is provided with one and leads to the outer notch of box body, passes for tube for transfusion with described.
Described power supply adopts No. 5 batteries, and described box body is provided with power control switch.
The present invention is owing to take above technical scheme, it has the following advantages: 1, the present invention is with the optical sensor of laser diode and light cell composition, be oppositely arranged on the both sides of infusion bottle, utilize light through air refractive index different during with medicinal liquid, artificial alert locations of demarcating medicinal liquid bottle inner liquid medicine surplus, when medicinal liquid arrives this calibration position, the light that laser diode sends passes infusion bottle, just refrangible becomes a circular light spot to be radiated on the light cell, and the startup audible-visual annunciator sends alarm signal realization the object of the invention.2, the present invention is owing to be provided with a box body, and each control assembly is arranged in the box body, so medical personnel can change the medicinal liquid bottle of various different capabilities, and needn't carry out the setting of alert locations at every turn when operating, and is very easy to use.3, through hole one side of the present invention at the box body center is provided with a notch that leads to outside the box body, therefore can make things convenient for the tube for transfusion of medicinal liquid bottle bottom to pass, and improved medical personnel's work efficiency effectively.4, the present invention's device that will discern warning automatically is arranged on the infusion bottle outside, therefore can not cause any pollution to the medicinal liquid in the infusion bottle, uses convenience as safe as a house.The present invention is simple in structure, easy-to-operate is reliable, and it can be widely used in the various medical transfusion processes.
Description of drawings
Fig. 1 is an external structure sketch map of the present invention
Fig. 2 is an internal structure schematic top plan view of the present invention
Fig. 3 is a perspective view of the present invention
Fig. 4 is that optical sensor of the present invention is provided with position view
Fig. 5 is a circuit control panel sketch map of the present invention
Fig. 6 is the light path sketch map of optical signal irradiation medicinal liquid of the present invention
Fig. 7 is that optical signal of the present invention shines the light path sketch map that vertically highly overlaps with liquid level
Fig. 8 is the light path sketch map that optical signal irradiation of the present invention is in alert locations
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, the present invention includes a support 1, it can be conventional infusion support or the suspension bracket that uses of hospital.One box body 2 is installed on support 1, box body 2 is made by insulant such as plastics, box body 2 middle parts have a dimple 4 (as Fig. 2, shown in Figure 3) that supplies infusion bottle 3 to plug, central authorities at dimple 4 are a through hole 5, through hole 5 one sides connect a notch 6 that leads to outside the box body 2, tube for transfusion 7 can be passed through from notch 6 during use, easily infusion bottle 3 is fixed on the dimple 4.As Fig. 2, shown in Figure 4, the optical sensor of being made up of red laser diode 8 and light cell 9 is housed in the box body 2, laser diode 8 and light cell 9 are oppositely arranged in the box body 2 of dimple 4 both sides.
As Fig. 2, Fig. 3, shown in Figure 5, signal control circuit plate 10 of the present invention also is arranged in the box body 2, control circuit board 10 is provided with signal generating module 11, signal filtering amplification module 12, core processing module 13 and signal output module 14, in box body 2, also be provided with audible-visual annunciator 15, as No. 5 aneroid battery of three joints and the power control switch 17 of power supply 16, the display lamp 18 of installing audible-visual annunciator 15 on box body 2.Wherein core processing module 13 adopts AVR single-chip microcomputer and peripheral circuit thereof, to give core processing module 13 inputs a demarcation signal intensity thresholding in addition, this thresholding is obtained by following method: laser diode 8 is arranged on the top of demarcating the residue amount of liquid medicine, when light cell 9 is arranged on the light that sends when laser diode 8 by infusion bottle 3 empty bottle bodies, the opposite side (as shown in Figure 8) of the infusion bottle 3 that light is refracted to just, the light signal strength that this moment, light cell 9 received is the strongest, the nominal light signal thresholding of core processing module 13 inputs, light cell 9 received and passed through the signal strength values of importing core processing module 13 after filtering is sent out big this moment exactly, and this intensity level is a narrower value range often.
In the foregoing description, through hole 5 one sides are led to the outer notch 6 of box body 2, are tube for transfusion 7 to be passed through from notch 6 in order to use, if this notch 6 is not set, after infusion bottle 3 can being inserted dimple 4, the syringe needle with tube for transfusion 7 inserts infusion bottle 3 again, but it is more convenient that notch 6 is set.
As shown in Figure 1 and Figure 2, when the present invention uses, medical personnel will have the tube for transfusion 7 syringe needles insertion infusion bottle 3 that bottle 19 is observed in transfusion, and infusion bottle 3 is placed in the dimple 4 of box body 2, after carrying out transfusion operation to the patient then, and on and off switch 17 placed opening, power supply 16 is responsible for all consumers power supplies.After transfusion operation begins, the laser diode 8 that signal generating module 11 constantly drives optical sensors sends optical signal according to fixed frequency, light cell 9 receives the optical signal that laser diode 8 sends, through filter amplification circuit module 12, the interference of filtering power frequency 50Hz signal, the small-signal that optical sensor is received is amplified simultaneously, be input to core processing module 13 then, core processing module 13 is by constantly analyzing this signal, and compare with the demarcation signal thresholding, judge whether medicinal liquid reaches the surplus of demarcation.
As shown in Figure 6, at the beginning of the operation, the light 20 that laser diode 8 sends is penetrated above light cell 9 after the refraction of infusion bottle 3 and medicinal liquid 21, carrying out along with infusion process, medicinal liquid in the infusion bottle 3 reduces gradually, when medicinal liquid 21 is concordant with laser diode 8 positions just, the irradiate light direction is vertically overlapping (as shown in Figure 7) on the height with the liquid level of medicinal liquid 21, light after refraction becomes the line that in the vertical direction has certain-length by circular light spot, because light has certain-length, just can shine on the light cell 9 this moment, but this phenomenon persistent period changes with transfusion speed, and the persistent period is shorter, and light disperses, so does not take this phenomenon as judging that medicinal liquid reaches the judgement position of demarcating surplus among the present invention.As shown in Figure 8, decline gradually along with liquid level, when liquid level arrives the medicinal liquid surplus of demarcating, become circular light spot by a line again through refractive light, just be radiated at light cell 9 on through refractive circular light spot this moment, and light is concentrated, and optical signal is strong, and during its treated input core processing module 13, be positioned at the signal scaling thresholding that sets in advance just.So core processing module 13 just drives audible-visual annunciator 15 by signal output module 14 and sends the sound and light alarm signal, the prompting medical personnel carry out the follow-up work of transfusion operation, medical personnel if proceed transfusion, then repeat above operating process according to medical conditions; If this transfusion finishes, just power control switch 17 is placed closed condition.
Claims (5)
1, a kind of automatic alarm for transfusion is characterized in that it comprises:
One support;
One box body, it is arranged on the described support, and described box body top is provided with a dimple that plugs infusion bottle, and the center of described dimple is provided with a through hole;
One power supply, it is arranged in the described box body;
One audible-visual annunciator, it is arranged in the described box body;
One optical sensor, form by a laser diode and a light cell, it is separately positioned in the box body of described dimple both sides, described laser diode is positioned at the top that medicinal liquid is demarcated the surplus position, described light cell is positioned at the below that medicinal liquid is demarcated the surplus position, and after the light that described laser diode sends passed the infusion bottle of described medicinal liquid top, just refrangible became a circular light spot to be radiated on the described light cell;
One connects the circuit control panel of power supply, and it is arranged in the described box body, and is electrically connected the laser diode and the light cell of described power supply, audible-visual annunciator, optical sensor respectively.
2, a kind of automatic alarm for transfusion as claimed in claim 1, it is characterized in that: described control circuit board is provided with signal generating module, signal filtering amplification module, core processing module and signal output module, described signal generating module drives described optical sensor and sends and receive the optical signal that passes the medicinal liquid bottle, and after the filter amplification circuit module filtered is amplified, send into core processing module, compare with the signal scaling thresholding of importing in advance; In case reach this thresholding, described core processing module just drives audible-visual annunciator by signal output module and sends the sound and light alarm signal.
3, a kind of automatic alarm for transfusion as claimed in claim 1 or 2 is characterized in that: through hole one side at described box body center is provided with one and leads to the outer notch of box body, passes for tube for transfusion with described.
4, a kind of automatic alarm for transfusion as claimed in claim 1 or 2 is characterized in that: described power supply adopts No. 5 batteries, and described box body is provided with power control switch.
5, a kind of automatic alarm for transfusion as claimed in claim 3 is characterized in that: described power supply adopts No. 5 batteries, and described box body is provided with power control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610144143 CN1961979A (en) | 2006-11-28 | 2006-11-28 | An automatic alarm for transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610144143 CN1961979A (en) | 2006-11-28 | 2006-11-28 | An automatic alarm for transfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1961979A true CN1961979A (en) | 2007-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610144143 Pending CN1961979A (en) | 2006-11-28 | 2006-11-28 | An automatic alarm for transfusion |
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| CN (1) | CN1961979A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611204A (en) * | 2013-11-29 | 2014-03-05 | 叶春燕 | Infrared alarm device for infusion |
| CN104645449A (en) * | 2013-11-19 | 2015-05-27 | 章隆泉 | Infusion alarm device |
| CN105816940A (en) * | 2016-04-11 | 2016-08-03 | 上海电力学院 | Intelligent infusion alarm device |
| CN106075656A (en) * | 2016-08-28 | 2016-11-09 | 吴雨菡 | Transfusion indicator |
| CN110141718A (en) * | 2019-06-24 | 2019-08-20 | 安徽医科大学第一附属医院 | A kind of novel photophobic transfusion cover |
| CN110200813A (en) * | 2019-05-25 | 2019-09-06 | 台州市路桥瑞豪科技有限公司 | A kind of nutrition pump detection support |
| CN112169061A (en) * | 2020-08-28 | 2021-01-05 | 南通市第一人民医院 | Airless venous transfusion device capable of continuously transfusing |
| CN115990300A (en) * | 2023-03-24 | 2023-04-21 | 中国人民解放军总医院第三医学中心 | Infusion set is used in neurosurgery nursing |
-
2006
- 2006-11-28 CN CN 200610144143 patent/CN1961979A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645449A (en) * | 2013-11-19 | 2015-05-27 | 章隆泉 | Infusion alarm device |
| CN103611204A (en) * | 2013-11-29 | 2014-03-05 | 叶春燕 | Infrared alarm device for infusion |
| CN103611204B (en) * | 2013-11-29 | 2016-04-06 | 林晓霞 | Transfusion infrared warning device |
| CN105816940A (en) * | 2016-04-11 | 2016-08-03 | 上海电力学院 | Intelligent infusion alarm device |
| CN106075656A (en) * | 2016-08-28 | 2016-11-09 | 吴雨菡 | Transfusion indicator |
| CN110200813A (en) * | 2019-05-25 | 2019-09-06 | 台州市路桥瑞豪科技有限公司 | A kind of nutrition pump detection support |
| CN110141718A (en) * | 2019-06-24 | 2019-08-20 | 安徽医科大学第一附属医院 | A kind of novel photophobic transfusion cover |
| CN110141718B (en) * | 2019-06-24 | 2021-07-23 | 安徽医科大学第一附属医院 | Light-resistant infusion sleeve |
| CN112169061A (en) * | 2020-08-28 | 2021-01-05 | 南通市第一人民医院 | Airless venous transfusion device capable of continuously transfusing |
| CN115990300A (en) * | 2023-03-24 | 2023-04-21 | 中国人民解放军总医院第三医学中心 | Infusion set is used in neurosurgery nursing |
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