CN206603766U - Point of puncture bleeding detection means - Google Patents
Point of puncture bleeding detection means Download PDFInfo
- Publication number
- CN206603766U CN206603766U CN201621219200.7U CN201621219200U CN206603766U CN 206603766 U CN206603766 U CN 206603766U CN 201621219200 U CN201621219200 U CN 201621219200U CN 206603766 U CN206603766 U CN 206603766U
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- China
- Prior art keywords
- point
- detection means
- puncture
- reflected light
- alarm
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Abstract
The utility model discloses a kind of point of puncture bleeding detection means, including light source, photo-sensitive cell, signal transacting amplifying circuit, alarm, power supply；The illumination that light source is sent is mapped on the gauze worn around measuring point, photo-sensitive cell is detected from the reflected light feature for wearing gauze around measuring point, and send detection signal, signal transacting amplifying circuit is handled detection signal, judge point of puncture whether bleeding, alarm is driven if bleeding, power supply provides energy for whole device.Point of puncture bleeding structure of the detecting device of the present utility model is simple, easy to use, and effective monitoring can be carried out to point of puncture bleeding, and alarm susceptibility is good.
Description
Technical field
The utility model is related to medicine equipment manufacture field, more particularly to a kind of point of puncture bleeding detection means.
Background technology
Point of puncture bleeding is the common nursing problem of current clinical medicine.If bleeding is not found in time, point of puncture
When amount of bleeding is more, the adhesive plaster of fixed puncture needle head can be infiltrated, cause adhesive plaster to lose viscosity so that syringe needle comes off, cause disease
People's massive blood loss, or even threat to life.For point of puncture bleeding problems, following methods are generally taken at present：
1st, arrange nursing staff's timing to patrol, check position and the local circumstance of puncture needle, find and locate in time as far as possible
Manage point of puncture bleeding problems；
2nd, when puncture needle is fully slid out outside blood vessel, pressure monitor sensed pressure is abnormal, machine alarm.
But, method 1 can not realize continuous detection and labor intensive, and the alarm susceptibility of method 2 is not good enough, only puncture needle
When being displaced to completely outside blood vessel, and triggering enough pressure changes, machine can just alarm.
Therefore, in the urgent need to a kind of sensitive point of puncture bleeding detection means in clinical practice.
Utility model content
The purpose of this utility model is just to provide a kind of point of puncture bleeding detection means, and the point of puncture bleeding detection means can
Accurately to detect point of puncture bleeding situation in time, human and material resources are saved, patient's pain, reduction medical treatment hidden danger is reduced.
In first aspect of the present utility model, there is provided a kind of point of puncture bleeding detection means, it is characterised in that described to wear
Thorn point bleeding detection means includes light source, photo-sensitive cell, signal transacting amplifying circuit, alarm, power supply；What the light source was sent
Illumination is mapped on the gauze worn around measuring point, and the photo-sensitive cell is detected from the reflected light feature for wearing gauze around measuring point, and
Send detection signal, the signal transacting amplifying circuit is handled detection signal, judge point of puncture whether bleeding, if gone out
Blood then drives the alarm, and the power supply provides energy for whole device.
In another embodiment, the light source is LED.
In another embodiment, the photo-sensitive cell is photo resistance, the intensity for detecting reflected light.
In another embodiment, the photo-sensitive cell is photosensitive coupling element (charge-coupled device, CCD),
For detecting one of following parameter of reflected light or its any combination：The intensity of reflected light, the color of reflected light, the ripple of reflected light
It is long.
In another embodiment, the photo-sensitive cell is CMOS CMOS active pixel sensor
(CMOS Active pixel sensor), for detecting one of following parameter of reflected light or its any combination：Reflected light it is strong
Degree, the color of reflected light, the wavelength of reflected light.
In another embodiment, the alarm is piezoelectric buzzer.
In another embodiment, the alarm is audible-visual annunciator.
In another embodiment, the power supply is button cell.
In another embodiment, the power supply is lithium battery.
In another embodiment, electrically connected between each part of point of puncture bleeding detection means.
Major advantage of the present utility model includes：
(a) it is simple in construction, it is easy to use.
(b) detection point of puncture bleeding situation promptly and accurately.
(c) alarm susceptibility is good.
(d) human and material resources are saved.
Therefore, the utility model can the clinical point of puncture bleeding situation of effective detection, find in time, save cost of labor, subtract
Few patient's pain, the medical hidden danger of reduction.
It should be understood that in the range of the utility model, above-mentioned each technical characteristic of the present utility model and below (as implemented
Example) in specifically describe each technical characteristic between can be combined with each other, so as to constitute new or preferred technical scheme.It is limited to
Length, no longer tires out state herein one by one.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art does and simply introduced, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of one embodiment of the utility model point of puncture bleeding detection means.
In figure, each sign is as follows：
1-LED lamps；
2- photo resistance；
3- signal transacting amplifying circuits；
4- piezoelectric buzzers；
5- button cells.
Embodiment
The present inventor, by largely screening, develops a kind of point of puncture and goes out blood examination first by in-depth study extensively
Survey device.The detection means is the point of puncture bleeding detection means with specific structure.The structure of the detecting device is simple, user
Just, detection point of puncture bleeding situation promptly and accurately, alarm susceptibility is good, saves human and material resources, reduces patient's pain.Herein
On the basis of complete the utility model.
Term
As used herein, term " point of puncture bleeding detection means " and " detection means " etc. are used interchangeably.
The utility model provides a kind of point of puncture bleeding detection means.The detection means is the puncture with specific structure
Point bleeding detection means.
Typically, the point of puncture bleeding detection means includes light source, photo-sensitive cell, signal transacting amplifying circuit, alarm
Device, power supply；Light source is (for example：LED, electricity-saving lamp etc.) illumination that sends is mapped on the gauze worn around measuring point, photo-sensitive cell (example
Such as：Photo resistance, CCD, CMOS etc.) detection is from wearing the reflected light feature of gauze around measuring point (for example：The intensity of reflected light,
Color, wavelength etc.), and detection signal is sent, signal transacting amplifying circuit is handled detection signal, whether judges point of puncture
Bleeding, drives alarm (for example if bleeding：Piezoelectric buzzer, audible-visual annunciator etc.) alarm, power supply is (for example：Knob
Button battery, lithium battery etc.) provide energy and power for whole device.In one embodiment, signal transacting amplifying circuit includes one
Individual comparator and an amplifier, detection signal are input to an input of comparator, and another loader of comparator connects
One reference voltage, comparator output terminal connects the input of amplifier, the output end driving alarm of amplifier.
In another embodiment, the point of puncture bleeding detection means, which is fixed on the gauze of point of puncture, uses.
In another embodiment, the signal transacting amplifying circuit is provided with threshold value, when luminous intensity is higher or lower, the sense
Optical element is transmitted to the electric signal of the signal transacting amplifying circuit above or below given threshold, it is believed that the detection means is in
Under environment light source, the detection means is in holding state；It is described when the photo-sensitive cell senses the change of intensity of reflected light
Photo-sensitive cell is transmitted to the electric signal of the signal transacting amplifying circuit outside another threshold range of setting, then drives alarm report
It is alert.
In another embodiment, the photo-sensitive cell was every 2-300 seconds, preferably 5-150 seconds, more preferably, examined within 10-20 seconds
Survey once outside light intensity situation.
In another embodiment, the point of puncture bleeding detection means operating time is at least 12 hours.
In embodiment, using LED as light source, using photo resistance as photo-sensitive cell, using piezoelectric ceramics honeybee
Device ring as alarm, power supply is used as using button cell.
Major advantage of the present utility model includes：
(a) it is simple in construction, it is easy to use.
(b) detection point of puncture bleeding situation promptly and accurately.
(c) alarm susceptibility is good.
(d) human and material resources are saved.
Therefore, the utility model can the clinical point of puncture bleeding situation of effective detection, find in time, save cost of labor, subtract
Few patient's pain, the medical hidden danger of reduction.
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation scope of the present utility model.In addition, accompanying drawing is schematic diagram, therefore the utility model device and set
Standby is not limited by the size or ratio of the schematic diagram.
The point of puncture bleeding detection means includes LED, photo resistance, signal transacting amplifying circuit, piezoelectric ceramics honeybee
It is sequentially connected electrically between ring device and button cell, and each part, forms path.
In use, the point of puncture bleeding detection means is attached on point of puncture gauze, the light that the LED is sent shines
It is mapped on gauze, the light intensity of photo resistance sensing gauze reflection detects the light reflectivity of gauze, if point of puncture bleeding, yarn
Its intensity of reflected light can change after cloth stains, and the light reflectivity that photo resistance is detected will change, therefore photosensitive
The electric signal that resistance passes to signal transacting amplifying circuit is just varied from, the threshold value set beyond signal transacting amplifying circuit,
Piezoelectric buzzer alarm will be triggered.In whole process, power supply is provided by button cell, this device can at least work 24 small
When, whether photo resistance changes every the external light intensity of detection in 15 seconds.
If the intensity of illumination that the photo resistance of the point of puncture bleeding detection means is sensed comes from oneself of environment light source
Right light or light or almost unglazed, i.e., when intensity of illumination is too strong or it is excessively weak when, beyond another threshold value of setting, the detection means
Signal transacting amplifying circuit judge that whole device is left unused in environment, therefore, device is now in holding state.Work as inspection
Surveying device and detecting external light intensity is among given threshold, then judges that the detection means is in running order, i.e.,
Device is attached on the gauze of point of puncture.
All documents referred in the utility model are all incorporated as reference in this application, just as each document quilt
It is individually recited as with reference to such.In addition, it is to be understood that after above-mentioned instruction content of the present utility model has been read, this area skill
Art personnel can make various changes or modifications to the utility model, and these equivalent form of values equally fall within the application appended claims
Book limited range.
Claims (10)
1. a kind of point of puncture bleeding detection means, it is characterised in that the point of puncture bleeding detection means includes light source, photosensitive member
Part, signal transacting amplifying circuit, alarm, power supply；The illumination that the light source is sent is mapped on the gauze worn around measuring point, described
Photo-sensitive cell detection sends detection signal, the signal transacting amplification electricity from wearing the reflected light feature of gauze around measuring point
Road is handled detection signal, judge point of puncture whether bleeding, drive the alarm if bleeding, the power supply is whole
Individual device provides energy.
2. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the light source is LED.
3. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the photo-sensitive cell is photosensitive electricity
Resistance, the intensity for detecting reflected light.
4. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the photo-sensitive cell is photosensitive coupling
Element is closed, for detecting one of following parameter of reflected light or its any combination：The intensity of reflected light, the color of reflected light, reflection
The wavelength of light.
5. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the photo-sensitive cell is complementary
Metal-oxide semiconductor (MOS) CMOS active pixel sensor, for detecting one of following parameter of reflected light or its any combination：Reflected light
Intensity, the color of reflected light, the wavelength of reflected light.
6. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the alarm is piezoelectric ceramics
Buzzer.
7. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the alarm is sound and light alarm
Device.
8. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the power supply is button cell.
9. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the power supply is lithium battery.
10. a kind of point of puncture bleeding detection means as claimed in claim 1, it is characterised in that the point of puncture bleeding detection
Electrically connected between each part of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219200.7U CN206603766U (en) | 2016-11-11 | 2016-11-11 | Point of puncture bleeding detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219200.7U CN206603766U (en) | 2016-11-11 | 2016-11-11 | Point of puncture bleeding detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206603766U true CN206603766U (en) | 2017-11-03 |
Family
ID=60172511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621219200.7U Expired - Fee Related CN206603766U (en) | 2016-11-11 | 2016-11-11 | Point of puncture bleeding detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206603766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051328A (en) * | 2019-04-19 | 2019-07-26 | 中国联合网络通信集团有限公司 | Automatic pressing method and system after a kind of blood sampling |
-
2016
- 2016-11-11 CN CN201621219200.7U patent/CN206603766U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051328A (en) * | 2019-04-19 | 2019-07-26 | 中国联合网络通信集团有限公司 | Automatic pressing method and system after a kind of blood sampling |
| CN110051328B (en) * | 2019-04-19 | 2021-12-03 | 中国联合网络通信集团有限公司 | Automatic pressing method and system after blood sampling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20181111 |