CN109045389A - A kind of blood transfusion monitoring alarm - Google Patents
A kind of blood transfusion monitoring alarm Download PDFInfo
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- CN109045389A CN109045389A CN201810926657.9A CN201810926657A CN109045389A CN 109045389 A CN109045389 A CN 109045389A CN 201810926657 A CN201810926657 A CN 201810926657A CN 109045389 A CN109045389 A CN 109045389A
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- blood
- inductor
- triode
- electrically connected
- fixing belt
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- 239000008280 blood Substances 0.000 title claims abstract description 99
- 210000004369 blood Anatomy 0.000 title claims abstract description 99
- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 7
- 230000003993 interaction Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 239000000284 extract Substances 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 210000003462 vein Anatomy 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000003191 femoral vein Anatomy 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 210000004731 jugular vein Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000001441 oximetry spectrum Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 210000001321 subclavian vein Anatomy 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6825—Hand
- A61B5/6826—Finger
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0438—Sensor means for detecting
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M2005/1401—Functional features
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Physiology (AREA)
- Urology & Nephrology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- General Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Optics & Photonics (AREA)
- Gerontology & Geriatric Medicine (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a kind of blood transfusion monitoring alarms, including the fixing belt and monitoring host for wrapping up blood transfusion position, the fixing belt contact human body is provided with dismountable human contact's inductor and leakage blood inductor on one side, MCU and alarm unit are provided in the monitoring host, human contact's inductor, leakage blood inductor, alarm unit are all electrically connected with MCU.The present invention is provided with human contact's inductor and leakage blood inductor on the fixing belt, human contact's inductor detect fixing belt whether with human contact, it prevents patient from removing fixing belt privately and extracts syringe needle, when patient removes fixing belt privately, host is monitored by human contact's inductor and judges that fixing belt leaves human body and then issues alarm signal；Leakage blood inductor has detected whether that the appearance of the case where oozing of blood, leakage blood, MCU judgement leak transmission alarm signal after blood inductor is stained with blood and notify medical staff, ensure that the safety of patient's transfusion procedure.
Description
Technical field
The present invention relates to blood transfusion fields, are specifically related to a kind of blood transfusion monitoring alarm.
Background technique
The key that blood transfusion or haemodialysis can be gone on smoothly is that have good bloody path channel, and central vein is set at present
Pipe has become the important method for clinically establishing vascular access, and the tube-placing way of central vein catheter mainly has jugular vein, stock
Vein and subclavian vein.After completing femoral vein catheter, it usually will be left in external conduit with fixing belt and be fixed.
At present there are Railway Project in the clinical practice of blood transfusion, first problem is because dialysis causes to transfuse blood for a long time
Position swelling generates oozing of blood, and transfusion procedure is because patient/nurse is negligent of observing, or blood transfusion position is fixed the objects such as band package
Can not firmly observe in time, which leads to leak blood situation, is not found, and improves the risk of infection, influences patient health；Second Problem
It is some patients because of the sense of discomfort in transfusion procedure, removes fixing belt privately and extract syringe needle or directly extract what syringe needle generated
Leak blood phenomenon；Third problem be patient because turn over or other accidents caused by the leakage blood that generates of needle displacement；Above several feelings
If condition cannot be found in time, report still can be monitored without solving the blood transfusion of the above concentration problem at present to the life of crisis patient
Alarm device.
Summary of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide one kind leaks blood and patient privately for oozing of blood
Remove the blood transfusion monitoring alarm that the case where fixing belt extracts syringe needle can sound an alarm.
The technical solution adopted by the present invention is that:
A kind of blood transfusion monitoring alarm, comprising: for wrapping up the fixing belt and monitoring host at blood transfusion position, the fixation
It is provided with dismountable human contact's inductor and leakage blood inductor on one side with contact human body, is provided in the monitoring host
MCU and alarm unit, human contact's inductor, leakage blood inductor, alarm unit are all electrically connected with MCU.
Further, the leakage blood inductor includes moisture sensor T1, several triodes, several resistance, several capacitors
And diode, one end of the moisture sensor T1 are electrically connected by the base stage of resistance R1 and triode Q1, moisture sensor
The other end of T1 and the collector of triode Q3 are electrically connected, and the collector of the triode Q1 and the base stage of triode Q2 are electrical
The base stage of connection, the triode Q2 is electrically connected by the collector of resistance R2 and triode Q3, the collector of triode Q2
It is electrically connected with the anode of diode D1, the cathode of the diode D1 and the base stage of triode Q3 are electrically connected, triode Q3
Emitter and the base stage of triode Q4 be electrically connected, the emitter of the triode Q4 electrically connects with MCU respectively with collector
It connects, capacitor C2, the emitter of the anode and triode Q1 of diode D1 is provided between the emitter and collector of triode Q4
Between be provided with capacitor C1.
Further, it is provided with variable resistance RP between the anode of the diode D1 and the collector of triode Q3, with
For adjusting the sensitivity of triggering leakage blood induction.
Further, one end of the fixing belt is provided with sanding face, and the other end is provided with seta corresponding with sanding face
Face, the sanding face keep fixing belt fixing belt both ends detachably be bonded with the cooperation of seta face.
Further, human contact's inductor rest area and the leakage blood inductor of built-in magnet are provided in the fixing belt
Rest area, human contact's inductor and leakage blood inductor all use the back side for the patch type sensor of metal, for inhaling
It is attached in corresponding rest area.
Further, human contact's inductor and leakage blood inductor by conducting wire and monitor the MCU electrical property in host
Connection.
Further, the alarm unit includes and the MCU buzzer being electrically connected and communication module, the communication module
For sending remote alarm signal.
It further, further include blood oxygen heart rate detection collet, the blood oxygen heart rate detection collet is electrical by conducting wire and MCU
Connection is for sending blood oxygen and heart rate data.
Further, the blood oxygen heart rate detection collet includes the fixture shell for clamping finger, and is set to folder
Have the optical transmitting set of shell inner top, be set to the optical receiver of bottom in fixture shell, the optical transmitting set is by successively connecting
Driver, D/A converter and the MCU connect is electrically connected, and the optical receiver passes through sequentially connected amplifier, A/D converter
It is electrically connected with MCU.
Further, it is provided with control panel and liquid crystal display on the monitoring host, to be used for finishing man-machine interaction.
Beneficial effects of the present invention:
The present invention is provided with human contact's inductor and leakage blood inductor on the fixing belt, and the detection of human contact's inductor is solid
Determine band whether with human contact, prevent patient remove privately fixing belt extract syringe needle, when patient removes fixing belt privately, monitoring
Host judges that fixing belt leaves human body and then issues alarm signal by human contact's inductor；Leakage blood inductor has detected whether infiltration
The case where blood, leakage blood, occurs, and transmission alarm signal notifies medical staff after MCU judgement leakage blood inductor is stained with blood, ensure that
The safety of patient's transfusion procedure.
Detailed description of the invention
A specific embodiment of the invention is described further with reference to the accompanying drawing；
Fig. 1 is the schematic diagram of present invention blood transfusion monitoring alarm；
Fig. 2 is the circuit diagram of present invention leakage blood inductor.
Specific embodiment
It is as shown in Figure 1 a kind of blood transfusion monitoring alarm of the invention, comprising: for wrapping up the fixing belt at blood transfusion position
1 is provided with dismountable human contact's inductor 3 and leakage blood inductor 4 with monitoring host 2, the contact human body of fixing belt 1 on one side,
Human contact's inductor 3 is capacitance human body contact induction device, monitors in host 2 and is provided with MCU and alarm unit, alarm unit
Including the buzzer being electrically connected with MCU and communication module, communication module further includes the blood oxygen heart for sending remote alarm signal
Rate detects collet 5, and blood oxygen heart rate detection collet 5 is electrically connected by conducting wire and MCU to be used to send blood oxygen and heart rate data, people
Body contact induction device 3, leakage blood inductor 4 are all electrically connected by conducting wire and MCU.
Wherein, leakage blood inductor 4 includes moisture sensor T1, several triodes, several resistance, several capacitors and two poles
One end of pipe, moisture sensor T1 is electrically connected by the base stage of resistance R1 and triode Q1, the other end of moisture sensor T1
It is electrically connected with the collector of triode Q3, the collector of triode Q1 and the base stage of triode Q2 are electrically connected, triode Q2
Base stage be electrically connected by the collector of resistance R2 and triode Q3, the collector of triode Q2 and the anode electricity of diode D1
Property connection, be provided with variable resistance RP between the anode of diode D1 and the collector of triode Q3, the cathode of diode D1 with
The base stage of triode Q3 is electrically connected, and the emitter of triode Q3 and the base stage of triode Q4 are electrically connected, the hair of triode Q4
Emitter-base bandgap grading and collector are electrically connected with MCU respectively, are provided with capacitor C2, diode between the emitter and collector of triode Q4
Capacitor C1 is provided between the anode of D1 and the emitter of triode Q1.
Wherein, blood oxygen heart rate detection collet 5 includes the fixture shell for clamping finger, and is set in fixture shell
The optical transmitting set at top, the optical receiver for being set to bottom in fixture shell, optical transmitting set pass through sequentially connected driver, D/
A converter and control mainboard are electrically connected, and optical receiver is electrically connected by sequentially connected amplifier, A/D converter and MCU
It connects.
For the ease of wrapping blood transfusion position, one end of fixing belt 1 is provided with sanding face 11, and the other end is provided with and sanding face
11 corresponding seta faces 12, sanding face 11 keep fixing belt both ends detachably be bonded with the cooperation of seta face 12, naturally it is also possible to use
Other types of attachment, such as both ends setting button, bandage, buckle etc..
When occurring to leak blood phenomenon, after fixing belt is stained with blood, in order to guarantee health, cross-infection is avoided, fixing belt is removed
After must carry out cleaning and sterilizing；In order to avoid the component destroyed in fixing belt, the human body of built-in magnet is provided in fixing belt
Contact induction device rest area and leakage blood inductor rest area, human contact's inductor 3 and leakage blood inductor 4 all use the back side for gold
The patch type sensor of category, component is removed after being infected with upper bloodstain, with alcohol etc. for being adsorbed in corresponding rest area
To the component disinfection of contamination bloodstain, cleaning and sterilizing processing is carried out after being infected with the fixing belt centralized collection of bloodstain.
Preferably, it monitors on host and is provided with control panel and liquid crystal display, to be used for finishing man-machine interaction, such as control is admittedly
Surely the sensor taken enters operating mode or standby mode.
Workflow of the invention are as follows:
Nurse will transfuse blood syringe needle it is inserted into the patient after, with fixing belt 1 wrap blood transfusion position, wrap up before pay attention to will leak blood
Inductor 4 is directed at and is adjacent to the position that blood transfusion syringe needle is pierced into, and 3 need of human contact's inductor are adjacent to human skin, then
The corresponding sanding face 11 in 1 both ends of fixing belt and seta face 12, which are bonded together, makes fixing belt firmly wrap blood transfusion position, will
Blood oxygen heart rate detection collet 5 clamps patient's finger collection heart rate and oximetry data, then passes through pressing switch to open on monitoring host
Operating mode.
After opening operating mode, if patient removes fixing belt 1 privately, MCU is solid by the judgement of human contact's inductor 3
Determine band 1 and leave human body then to issue alarm；Syringe needle is pulled up privately in case of oozing of blood or patient, leaks the wet sensitive on blood sensor 4
Sensor T1 is connected after touching blood, and triode Q l positively biased is connected at this time, triode Q2 cut-off, diode D1 and triode
Q3 successive conductive, Q3 emitter export electric current, and MCU, anode and three poles of diode D1 are sent to after triode Q4 amplification
Variable resistance RP is provided between the collector of pipe Q3, with the sensitivity for adjusting triggering leakage blood induction, after MCU receives signal
Alert, it can trigger local buzzer warning, it is logical remote alarm signal can also to be sent by communication module
Know medical staff.
The present invention is provided with human contact's inductor 3 and leakage blood inductor 4 in fixing belt 1, and human contact's inductor 3 is examined
Survey fixing belt 1 whether with human contact, prevent patient remove privately fixing belt 1 extract syringe needle, when patient removes fixing belt 1 privately
When, monitoring host judges that fixing belt 1 leaves human body and then issues alarm signal by human contact's inductor 3；Blood inductor 4 is leaked to examine
Whether have oozing of blood, leakage blood the case where appearance, MCU judgement leakage blood inductor 4 sends alarm signal notice medical care after being stained with blood if surveying
Personnel ensure that the safety of patient's transfusion procedure.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to above embodiment, as long as with
Essentially identical means realize that the technical solution of the object of the invention belongs within protection scope of the present invention.
Claims (10)
1. a kind of blood transfusion monitoring alarm characterized by comprising for wrapping up the fixing belt (1) and monitoring at blood transfusion position
Host (2), fixing belt (1) the contact human body are provided with dismountable human contact's inductor (3) and leakage blood induction on one side
Device (4), the monitoring host (2) is interior to be provided with MCU and alarm unit, human contact's inductor (3), leakage blood inductor
(4), alarm unit is all electrically connected with MCU.
2. blood transfusion monitoring alarm according to claim 1, it is characterised in that: the leakage blood inductor (4) includes wet
One end of dependent sensor T1, several triodes, several resistance, several capacitors and diode, the moisture sensor T1 passes through electricity
The base stage for hindering R1 and triode Q1 is electrically connected, and the other end of moisture sensor T1 and the collector of triode Q3 are electrically connected,
The collector of the triode Q1 and the base stage of triode Q2 are electrically connected, and the base stage of the triode Q2 passes through resistance R2 and three
The collector of pole pipe Q3 is electrically connected, and the collector of triode Q2 and the anode of diode D1 are electrically connected, the diode D1
Cathode and the base stage of triode Q3 be electrically connected, the base stage of the emitter of triode Q3 and triode Q4 are electrically connected, described
The emitter and collector of triode Q4 is electrically connected with MCU respectively, is provided between the emitter and collector of triode Q4
Capacitor C1 is provided between the anode of capacitor C2, diode D1 and the emitter of triode Q1.
3. blood transfusion monitoring alarm according to claim 2, it is characterised in that: anode and three poles of the diode D1
Variable resistance RP is provided between the collector of pipe Q3, with the sensitivity for adjusting triggering leakage blood induction.
4. blood transfusion monitoring alarm according to claim 1, it is characterised in that: one end of the fixing belt (1) is arranged
Have sanding face (11), the other end is provided with seta corresponding with sanding face (11) face (12), the sanding face (11) and seta face
(12) cooperation is bonded fixing belt (1) both ends detachably.
5. blood transfusion monitoring alarm according to claim 1, it is characterised in that: be provided with built-in magnetic in the fixing belt
The human contact's inductor rest area and leakage blood inductor rest area of iron, human contact's inductor (3) and leakage blood inductor
(4) all use the back side for the patch type sensor of metal, for being adsorbed in corresponding rest area.
6. blood transfusion monitoring alarm according to claim 1, it is characterised in that: human contact's inductor (3) and
Blood inductor (4) are leaked by conducting wire and monitor the MCU electric connection in host.
7. blood transfusion monitoring alarm according to claim 1, it is characterised in that: the alarm unit includes and MCU is electric
Property connection buzzer and communication module, the communication module is for sending remote alarm signal.
8. blood transfusion monitoring alarm according to claim 1, it is characterised in that: further include blood oxygen heart rate detection collet
(5), the blood oxygen heart rate detection collet (5) is electrically connected by conducting wire and MCU to be used to send blood oxygen and heart rate data.
9. a kind of blood transfusion monitoring alarm according to claim 8, it is characterised in that: the blood oxygen heart rate detection collet
(5) include fixture shell for clamping finger, and be set to the optical transmitting set of fixture shell inner top, be set to fixture shell
The optical receiver of internal bottom, the optical transmitting set are electrically connected by sequentially connected driver, D/A converter and MCU, institute
Optical receiver is stated to be electrically connected by sequentially connected amplifier, A/D converter and MCU.
10. blood transfusion monitoring alarm according to claim 1, it is characterised in that: be provided with control on the monitoring host
Panel and liquid crystal display processed, to be used for finishing man-machine interaction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810926657.9A CN109045389A (en) | 2018-08-15 | 2018-08-15 | A kind of blood transfusion monitoring alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810926657.9A CN109045389A (en) | 2018-08-15 | 2018-08-15 | A kind of blood transfusion monitoring alarm |
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| CN109045389A true CN109045389A (en) | 2018-12-21 |
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|---|---|---|---|
| CN201810926657.9A Pending CN109045389A (en) | 2018-08-15 | 2018-08-15 | A kind of blood transfusion monitoring alarm |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204637104U (en) * | 2015-03-20 | 2015-09-16 | 中国人民解放军第四军医大学 | A kind of hemodialysis puncture point leaks blood monitoring and puncture needle fixing band |
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| US20150374896A1 (en) * | 2014-06-25 | 2015-12-31 | Yi-Chun Du | Needle dislodgement and blood leakage detection device |
| CN206761678U (en) * | 2017-01-16 | 2017-12-19 | 富顺县人民医院 | Oozing of blood alarm |
| CN207412308U (en) * | 2017-03-14 | 2018-05-29 | 重庆康华众联心血管病医院有限公司 | A kind of intelligence bandage |
| CN209378168U (en) * | 2018-08-15 | 2019-09-13 | 朱永光 | A kind of blood transfusion monitoring alarm |
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- 2018-08-15 CN CN201810926657.9A patent/CN109045389A/en active Pending
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| US20150374896A1 (en) * | 2014-06-25 | 2015-12-31 | Yi-Chun Du | Needle dislodgement and blood leakage detection device |
| CN105214166A (en) * | 2014-06-25 | 2016-01-06 | 杜翌群 | Needle-off and blood leakage detection device |
| CN204637104U (en) * | 2015-03-20 | 2015-09-16 | 中国人民解放军第四军医大学 | A kind of hemodialysis puncture point leaks blood monitoring and puncture needle fixing band |
| CN204798502U (en) * | 2015-04-04 | 2015-11-25 | 浙江省人民医院 | Medical hourglass blood weeping alarm |
| CN204766763U (en) * | 2015-07-08 | 2015-11-18 | 北京大学第一医院 | A leak blood monitoring devices for piercing part position |
| CN206761678U (en) * | 2017-01-16 | 2017-12-19 | 富顺县人民医院 | Oozing of blood alarm |
| CN207412308U (en) * | 2017-03-14 | 2018-05-29 | 重庆康华众联心血管病医院有限公司 | A kind of intelligence bandage |
| CN209378168U (en) * | 2018-08-15 | 2019-09-13 | 朱永光 | A kind of blood transfusion monitoring alarm |
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