CN210277209U - Ultrasonic blood flow detection probe and detection device - Google Patents
Ultrasonic blood flow detection probe and detection device Download PDFInfo
- Publication number
- CN210277209U CN210277209U CN201920463970.3U CN201920463970U CN210277209U CN 210277209 U CN210277209 U CN 210277209U CN 201920463970 U CN201920463970 U CN 201920463970U CN 210277209 U CN210277209 U CN 210277209U
- Authority
- CN
- China
- Prior art keywords
- ultrasonic
- capacitor
- resistor
- blood flow
- wafer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 79
- 239000000523 sample Substances 0.000 title claims abstract description 62
- 230000017531 blood circulation Effects 0.000 title claims abstract description 53
- 239000003990 capacitor Substances 0.000 claims description 81
- 238000012545 processing Methods 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 claims description 9
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000012360 testing method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 210000004247 hand Anatomy 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 210000003423 ankle Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Images
Abstract
The utility model discloses an ultrasonic blood flow detection probe and a detection device, which are characterized in that an ultrasonic signal transmitting wafer and an ultrasonic signal receiving wafer are arranged in a shell, a first fixed structural part and a second fixed structural part which are detachably connected are arranged on the shell, the signal transmitting surface of the ultrasonic signal transmitting wafer faces the bottom of the shell, and the signal receiving surface of the ultrasonic signal receiving wafer faces the bottom of the shell; the blood flow detection device solves the technical problems that when blood flow detection is carried out in the prior art, the detection probe needs to be held by hand to carry out detection work, so that operation is inconvenient and errors are brought to detection results.
Description
Technical Field
The utility model belongs to the technical field of the medical equipment technique and specifically relates to an supersound blood flow test probe and detection device are related to.
Background
With the continuous development of science and technology, various medical devices are continuously emerging, so that people can more conveniently detect diseases or health conditions.
At present, when blood flow detection is carried out, a large blood flow detection instrument is generally adopted for detection, a handheld detection probe is required for detection, the operation is inconvenient, and the handheld detection probe is adopted to require an operator to have good operation capability, otherwise, a detection result is possibly caused to have large errors. Therefore, it is necessary for those skilled in the art to overcome the above technical problems caused by the use of a hand-held test probe.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model discloses an aim at provide one kind can fix the measuring, accurate supersound blood flow test probe.
Therefore, the second purpose of the utility model is to provide an accurate ultrasonic blood flow detection device which is convenient to operate and can be used for fixed detection.
The utility model adopts the technical proposal that:
in a first aspect, the present invention provides an ultrasonic blood flow detection probe, which includes a housing, a fixed structural member connected to the housing, and an ultrasonic signal transmitting wafer and an ultrasonic signal receiving wafer disposed inside the housing; the casing is provided with ultrasonic signal transmission interface, fixed knot constructs including first fixed knot structure and second fixed knot structure, first fixed knot constructs with the connection can be dismantled to the second fixed knot structure, the signal transmitting face orientation of ultrasonic signal transmission wafer the bottom of casing, the signal receiving face orientation of ultrasonic signal receiving wafer the bottom of casing.
Furthermore, the signal emitting surface of the ultrasonic signal emitting wafer and the signal receiving surface of the ultrasonic signal receiving wafer form an included angle, and the included angle is larger than 0 degree and smaller than 180 degrees.
Furthermore, the ultrasonic blood flow detection probe also comprises a probe data line, wherein the probe data line is provided with a PCBA, and the PCBA is provided with an ultrasonic wave generation circuit, an ultrasonic wave transmitting circuit and an ultrasonic wave receiving circuit; the output end of the ultrasonic wave generating circuit is respectively connected with the input end of the ultrasonic wave transmitting circuit and the first input end of the ultrasonic wave receiving circuit, the output end of the ultrasonic wave transmitting circuit is connected with the input end of the ultrasonic signal transmitting wafer, the output end of the ultrasonic signal receiving wafer is connected with the second input end of the ultrasonic wave receiving circuit, and the output end of the ultrasonic wave receiving circuit outputs received ultrasonic signals.
Further, the ultrasonic wave generating circuit comprises a crystal oscillator, a first capacitor, a second capacitor, a first resistor, a first inverter and a second inverter; the first end of the crystal oscillator is respectively connected with the first end of the first resistor, the first end of the second capacitor and the input end of the first phase inverter, the second end of the crystal oscillator is respectively connected with the output end of the first phase inverter, the input end of the second phase inverter, the second end of the first resistor and the first end of the first capacitor, the second end of the first capacitor is respectively connected with the second end of the second capacitor and a power ground, and the output end of the second phase inverter is respectively connected with the input end of the ultrasonic transmitting circuit and the first input end of the ultrasonic receiving circuit.
Furthermore, the ultrasonic transmitting circuit comprises a third capacitor, a fourth capacitor, a second resistor, a first inductor and a first triode; the first end of the third capacitor is connected with the output end of the ultrasonic wave generating circuit, the second end of the third capacitor is respectively connected with the first end of the second resistor and the base electrode of the first triode, the second end of the second resistor is respectively connected with the first end of the fourth capacitor, the first end of the first inductor and an external power supply, the second end of the fourth capacitor is respectively connected with the collector electrode of the first triode, the second end of the first inductor and the first end of the ultrasonic signal transmitting wafer, and the emitter electrode of the first triode is respectively connected with the second end of the ultrasonic signal transmitting wafer and the power ground.
Further, the ultrasonic receiving circuit comprises a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a second triode, a third triode, a second inductor, a third inductor and a first resonant transformer; the first output end of the ultrasonic signal receiving wafer is connected with the first input end of the first resonance transformer, the second output end of the ultrasonic signal receiving wafer is respectively connected with the second input end of the first resonance transformer and a power ground, the first output end of the first resonance transformer is respectively connected with the first end of the ninth capacitor and the base electrode of the third triode, the second output end of the first resonance transformer is respectively connected with the second end of the ninth capacitor, the emitter electrode of the third triode and the power ground, the collector electrode of the third triode is respectively connected with the first end of the third inductor, the first end of the sixth resistor and the first end of the seventh capacitor, the second end of the third inductor is respectively connected with the second end of the sixth resistor, the first end of the eighth capacitor and an external power supply, and the second end of the eighth capacitor is connected with the power ground, the second end of the seventh capacitor is connected with the emitter of the second triode and the first end of the second inductor respectively, the second end of the second inductor is connected with a power ground, the base of the second triode is connected with the first end of the fourth resistor and the first end of the sixth capacitor respectively, the second end of the sixth capacitor is connected with the first end of the fifth resistor, the second end of the fifth resistor is connected with the output end of the ultrasonic generating circuit, the collector of the second triode is connected with the second end of the fourth resistor, the first end of the third resistor and the first end of the fifth capacitor respectively, the second end of the third resistor is connected with an external power supply, and the second end of the fifth capacitor is connected with the power ground.
In a second aspect, the present invention provides an ultrasonic blood flow detection device, which includes the ultrasonic blood flow detection probe and a signal processing module; one end of the probe data line is connected with the ultrasonic blood flow detection probe so as to transmit ultrasonic transmitting and receiving signals; the other end of the probe data line is connected with the signal processing module so as to control the emission of ultrasonic detection signals and process the received ultrasonic detection signals.
The utility model has the advantages that:
the utility model relates to an ultrasonic blood flow detection probe, which is characterized in that an ultrasonic signal transmitting wafer and an ultrasonic signal receiving wafer are arranged in a shell, a first fixed structural part and a second fixed structural part which are detachably connected are arranged on the shell, the signal transmitting surface of the ultrasonic signal transmitting wafer faces the bottom of the shell, and the signal receiving surface of the ultrasonic signal receiving wafer faces the bottom of the shell; the technical problems that when blood flow detection is carried out in the prior art, the detection probe needs to be held by hands to carry out detection work, so that operation is inconvenient and errors are brought to detection results are solved, and the ultrasonic blood flow detection probe is convenient to operate, capable of fixing detection and accurate.
Drawings
Fig. 1 is a schematic top view of an embodiment of an ultrasonic blood flow measurement probe according to the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic structural diagram of an embodiment of an ultrasound signal transmitting wafer and an ultrasound signal receiving wafer of FIG. 2 with an enlarged view;
fig. 4 is a circuit diagram of an embodiment of an ultrasonic wave generating circuit in the ultrasonic blood flow detecting probe of the present invention;
fig. 5 is a circuit diagram of an embodiment of an ultrasonic wave emitting circuit in the ultrasonic blood flow detecting probe of the present invention;
fig. 6 is a circuit diagram of an embodiment of an ultrasonic receiving circuit in the ultrasonic blood flow detecting probe of the present invention;
fig. 7 is a block diagram of an embodiment of an ultrasonic blood flow detection apparatus according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The utility model relates to an ultrasonic blood flow detection probe, which comprises a shell, a first fixed structural part and a second fixed structural part which are connected with the shell, wherein an ultrasonic signal transmitting wafer and an ultrasonic signal receiving wafer are arranged in the shell, and the signal transmitting surface of the ultrasonic signal transmitting wafer and the signal receiving surface of the ultrasonic signal receiving wafer are both arranged towards the bottom of the shell and are arranged on the shell; the blood flow detection device solves the technical problems that when blood flow detection is carried out in the prior art, the detection probe needs to be held by hand to carry out detection work, so that operation is inconvenient and errors are brought to detection results.
Specifically, referring to fig. 1 and fig. 2, the ultrasound blood flow detection probe in this embodiment specifically includes: the ultrasonic signal transmission device comprises a shell 100, an ultrasonic signal transmission wafer 210, an ultrasonic signal receiving wafer 220, a first fixing structural part 310 and a second fixing structural part 320; wherein, the fixed structure of first fixed structure 310 and second sets up the both sides at the casing to can dismantle the connection, can adopt the watchband or be similar to the watchband can dismantle the structure etc. and realize, can be convenient fix detect at the detection site, for example when positions such as wrist or ankle carry out blood flow detection, the first fixed structure of accessible 310 and the fixed structure of second 320 will the utility model provides an ultrasonic blood flow test probe is fixed in the wrist or the ankle department of detection object. Adopt the utility model provides an supersound blood flow test probe has not only solved among the prior art because adopt handheld probe to carry out the blood flow and detect the inaccuracy problem that brings the testing result, can also make operating personnel can loosen the work or the appropriate rest of both hands record testing conditions or other matters after fixing supersound blood flow test probe. Referring to fig. 2, brilliant 210 and the ultrasonic signal receiving wafer 220 of ultrasonic signal transmission are the symmetric distribution in this embodiment and are setting up in the casing, ultrasonic signal transmission wafer 210 has signal transmitting face 211 and ultrasonic signal receiving wafer 220 and has signal receiving face 221, signal transmitting face 211 and signal receiving face 221 constitute contained angle a, contained angle a's value range is for being greater than 0 degree and being less than 180 degrees, the angle that signal transmitting face 211 and signal receiving face 221 constitute makes the feedback ultrasonic signal that the ultrasonic detection signal back feedback was received validity after launching obtain improving in this value range, make the utility model discloses well ultrasonic blood flow test probe's testing result accuracy obtains further promotion.
In addition, in the ultrasonic blood flow detection probe of the present invention, the housing of the probe is provided with an ultrasonic signal transmission interface, and the probe further comprises a probe data line, wherein the probe data line in this embodiment is provided with a PCBA, and the PCBA is provided with a sound wave generation circuit, an ultrasonic wave emission circuit and an ultrasonic wave receiving circuit; the output end of the ultrasonic wave generating circuit is connected with the input end of the ultrasonic wave transmitting circuit and the first input end of the ultrasonic wave receiving circuit respectively, the output end of the ultrasonic wave transmitting circuit is connected with the input end of the ultrasonic signal transmitting wafer, the output end of the ultrasonic signal receiving wafer is connected with the second input end of the ultrasonic wave receiving circuit, and the output end of the ultrasonic wave receiving circuit outputs received ultrasonic signals.
Specifically, referring to fig. 4, the ultrasonic wave generating circuit in this embodiment includes a crystal oscillator Y1, a first capacitor C1, a second capacitor C2, a first resistor R1, a first inverter U1, and a second inverter U2; a first end X1 of a crystal oscillator Y1 is respectively connected with a first end of a first resistor R1, a first end of a second capacitor C2 and an input end of a first inverter U1, a second end of the crystal oscillator Y1 is respectively connected with an output end of a first inverter U1, an input end of a second inverter U2, a second end of the first resistor R1 and a first end of a first capacitor C1, a second end of the first capacitor C1 is respectively connected with a second end of a second capacitor C2 and a power ground, an output end of the second inverter U2 is respectively connected with an input end of an ultrasonic transmitting circuit and a first input end of an ultrasonic receiving circuit, power supply ends of the first inverter U1 and the second inverter U2 are both connected with 2V voltage, and a ground end is respectively connected with the power ground; the ultrasonic wave generating circuit is used for generating 8MHz carrier wave signals for transmitting and receiving the detection signals.
Referring to fig. 5, the ultrasonic transmitting circuit in this example includes a third capacitor C3, a fourth capacitor C4, a second resistor R2, a first inductor L1, and a first transistor Q1; a first end of a third capacitor C3 (i.e., an input end of the ultrasonic wave transmitting circuit) is connected to an output end of the ultrasonic wave generating circuit (i.e., an output end of the second inverter U2 in fig. 4), a second end of the third capacitor C3 is connected to a first end of the second resistor R2 and a base of the first transistor Q1, a second end of the second resistor R2 is connected to a first end of the fourth capacitor C4, a first end of the first inductor L1 and an external power supply, a second end of the fourth capacitor C4 is connected to a collector of the first transistor Q1, a second end of the first inductor L1 and a first end J1A of the ultrasonic signal transmitting wafer, and an emitter of the first transistor Q1 is connected to a second end J2A of the ultrasonic signal transmitting wafer and a power ground; the ultrasonic wave transmitting circuit receives the 8MHz carrier signal from the ultrasonic wave generating circuit, amplifies the signal and transmits a first ultrasonic detection signal to the outside through the signal transmitting wafer.
Referring to fig. 6, the ultrasonic receiving circuit in this example includes a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, an eighth capacitor C8, a ninth capacitor C9, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a second transistor Q2, a third transistor Q3, a second inductor L2, a third inductor L3, and a first resonant transformer T1; the first output terminal J9A of the ultrasonic signal receiving wafer is connected to the first input terminal of the first resonant transformer T1, the second output terminal J10A of the ultrasonic signal receiving wafer is connected to the second input terminal of the first resonant transformer T1 and the power ground, the first output terminal of the first resonant transformer T1 is connected to the first terminal of the ninth capacitor C9 and the base of the third transistor Q3, the second output terminal of the first resonant transformer T1 is connected to the second terminal of the ninth capacitor C9, the emitter of the third transistor Q3 and the power ground, the collector of the third transistor Q3 is connected to the first terminal of the third inductor L3, the first terminal of the sixth resistor R6 and the first terminal of the seventh capacitor C7, the second terminal of the third inductor L3 is connected to the second terminal of the sixth resistor R6, the first terminal of the eighth capacitor C8 and the external power ground, and the second terminal of the eighth capacitor C8 is connected to the power ground, a second terminal of the seventh capacitor C7 is connected to an emitter of the second transistor Q2 and a first terminal of the second inductor L2, respectively, a second terminal of the second inductor L2 is connected to the ground, a base of the second transistor Q2 is connected to a first terminal of the fourth resistor R4 and a first terminal of the sixth capacitor C6, respectively, a second terminal of the sixth capacitor C6 is connected to a first terminal of the fifth resistor R5, a second terminal of the fifth resistor R5 (i.e., a first input terminal of the ultrasonic receiving circuit) is connected to an output terminal of the ultrasonic generating circuit (i.e., an output terminal of the second inverter U2 in fig. 4), a collector of the second transistor Q2 (i.e., an output terminal OUT of the ultrasonic receiving circuit) is connected to a second terminal of the fourth resistor R4, respectively, the first end of the third resistor R3, the first end of the fifth capacitor C5 and the input end of the signal processing module are connected, the second end of the third resistor R3 is connected with an external power supply, and the second end of the fifth capacitor C5 is connected with the power ground; the ultrasonic receiving circuit receives the 8MHz carrier signal of the ultrasonic generating circuit so as to receive the second ultrasonic detection signal received by the ultrasonic signal receiving wafer, and finally the second ultrasonic detection signal is output and processed through the output end.
To sum up, in the ultrasonic blood flow detection probe in this embodiment, the ultrasonic signal transmitting wafer and the ultrasonic signal receiving wafer are disposed in the housing, the housing is provided with the first fixing structural member and the second fixing structural member which are detachably connected, the signal transmitting surface of the ultrasonic signal transmitting wafer faces the bottom of the housing, and the signal receiving surface of the ultrasonic signal receiving wafer faces the bottom of the housing; the technical problems that when blood flow detection is carried out in the prior art, the detection probe needs to be held by hands to carry out detection work, so that operation is inconvenient and errors are brought to detection results are solved, and the ultrasonic blood flow detection probe is convenient to operate, capable of fixing detection and accurate.
As shown in fig. 7, the present embodiment further provides an ultrasonic blood flow detection apparatus, which includes the ultrasonic blood flow detection probe, the probe data line, and a signal processing module; one end of the probe data line is connected with the ultrasonic blood flow detection probe so as to transmit ultrasonic transmitting and receiving signals; the other end of the probe data line is connected with a signal processing module, and the signal processing module comprises a single chip microcomputer and is used for controlling the emission of ultrasonic detection signals and processing the received ultrasonic detection signals.
The PCBA is arranged in the probe data wire, and the ultrasonic wave generating circuit, the ultrasonic wave transmitting circuit and the ultrasonic wave receiving circuit are arranged on the PCBA, so that the interference between the signal processing circuit in the signal processing module and the signal generating and transmitting circuit in the probe data wire is greatly reduced; and, through the utility model provides an ultrasonic blood flow test probe can be with the fixed detection of probe when carrying out the blood flow and examining, provides an accurate, easy operation's ultrasonic blood flow detection device. In addition, through dismantling the probe data line and being connected with probe, signal processing module after the detection is accomplished, can be convenient with ultrasonic blood flow detection device partial shipment save or carry.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (7)
1. An ultrasonic blood flow detection probe is characterized by comprising a shell, a fixed structural part connected with the shell, and an ultrasonic signal transmitting wafer and an ultrasonic signal receiving wafer which are arranged in the shell; the casing is provided with ultrasonic signal transmission interface, fixed knot constructs including first fixed knot structure and second fixed knot structure, first fixed knot constructs with the connection can be dismantled to the second fixed knot structure, the signal transmitting face orientation of ultrasonic signal transmission wafer the bottom of casing, the signal receiving face orientation of ultrasonic signal receiving wafer the bottom of casing.
2. The ultrasonic blood flow detection probe of claim 1, wherein the signal emitting surface of the ultrasonic signal emitting wafer and the signal receiving surface of the ultrasonic signal receiving wafer form an included angle, and the included angle is greater than 0 degree and less than 180 degrees.
3. The ultrasonic blood flow detection probe of claim 1 or 2, further comprising a probe data line provided with a PCBA provided with an ultrasonic wave generation circuit, an ultrasonic wave transmission circuit, and an ultrasonic wave reception circuit; the output end of the ultrasonic wave generating circuit is respectively connected with the input end of the ultrasonic wave transmitting circuit and the first input end of the ultrasonic wave receiving circuit, the output end of the ultrasonic wave transmitting circuit is connected with the input end of the ultrasonic signal transmitting wafer, the output end of the ultrasonic signal receiving wafer is connected with the second input end of the ultrasonic wave receiving circuit, and the output end of the ultrasonic wave receiving circuit outputs received ultrasonic signals.
4. The ultrasonic blood flow detection probe of claim 3, wherein the ultrasonic wave generation circuit comprises a crystal oscillator, a first capacitor, a second capacitor, a first resistor, a first inverter, and a second inverter; the first end of the crystal oscillator is respectively connected with the first end of the first resistor, the first end of the second capacitor and the input end of the first phase inverter, the second end of the crystal oscillator is respectively connected with the output end of the first phase inverter, the input end of the second phase inverter, the second end of the first resistor and the first end of the first capacitor, the second end of the first capacitor is respectively connected with the second end of the second capacitor and a power ground, and the output end of the second phase inverter is respectively connected with the input end of the ultrasonic transmitting circuit and the first input end of the ultrasonic receiving circuit.
5. The ultrasonic blood flow detection probe of claim 3, wherein the ultrasonic transmission circuit comprises a third capacitor, a fourth capacitor, a second resistor, a first inductor, and a first triode; the first end of the third capacitor is connected with the output end of the ultrasonic wave generating circuit, the second end of the third capacitor is respectively connected with the first end of the second resistor and the base electrode of the first triode, the second end of the second resistor is respectively connected with the first end of the fourth capacitor, the first end of the first inductor and an external power supply, the second end of the fourth capacitor is respectively connected with the collector electrode of the first triode, the second end of the first inductor and the first end of the ultrasonic signal transmitting wafer, and the emitter electrode of the first triode is respectively connected with the second end of the ultrasonic signal transmitting wafer and the power ground.
6. The ultrasonic blood flow detection probe of claim 5, wherein the ultrasonic receiving circuit comprises a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a second transistor, a third transistor, a second inductor, a third inductor, and a first resonant transformer; the first output end of the ultrasonic signal receiving wafer is connected with the first input end of the first resonance transformer, the second output end of the ultrasonic signal receiving wafer is respectively connected with the second input end of the first resonance transformer and a power ground, the first output end of the first resonance transformer is respectively connected with the first end of the ninth capacitor and the base electrode of the third triode, the second output end of the first resonance transformer is respectively connected with the second end of the ninth capacitor, the emitter electrode of the third triode and the power ground, the collector electrode of the third triode is respectively connected with the first end of the third inductor, the first end of the sixth resistor and the first end of the seventh capacitor, the second end of the third inductor is respectively connected with the second end of the sixth resistor, the first end of the eighth capacitor and an external power supply, and the second end of the eighth capacitor is connected with the power ground, the second end of the seventh capacitor is connected with the emitter of the second triode and the first end of the second inductor respectively, the second end of the second inductor is connected with a power ground, the base of the second triode is connected with the first end of the fourth resistor and the first end of the sixth capacitor respectively, the second end of the sixth capacitor is connected with the first end of the fifth resistor, the second end of the fifth resistor is connected with the output end of the ultrasonic generating circuit, the collector of the second triode is connected with the second end of the fourth resistor, the first end of the third resistor and the first end of the fifth capacitor respectively, the second end of the third resistor is connected with an external power supply, and the second end of the fifth capacitor is connected with the power ground.
7. An ultrasonic blood flow detection device comprising the ultrasonic blood flow detection probe of any one of claims 3 to 6 and a signal processing module; one end of the probe data line is connected with the ultrasonic blood flow detection probe so as to transmit ultrasonic transmitting and receiving signals; the other end of the probe data line is connected with the signal processing module so as to control the emission of ultrasonic detection signals and process the received ultrasonic detection signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463970.3U CN210277209U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic blood flow detection probe and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463970.3U CN210277209U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic blood flow detection probe and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210277209U true CN210277209U (en) | 2020-04-10 |
Family
ID=70067241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920463970.3U Withdrawn - After Issue CN210277209U (en) | 2019-04-08 | 2019-04-08 | Ultrasonic blood flow detection probe and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210277209U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037742A (en) * | 2019-04-08 | 2019-07-23 | 深圳市贝斯曼精密仪器有限公司 | A kind of supersonic blood detection probe and detection device |
-
2019
- 2019-04-08 CN CN201920463970.3U patent/CN210277209U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037742A (en) * | 2019-04-08 | 2019-07-23 | 深圳市贝斯曼精密仪器有限公司 | A kind of supersonic blood detection probe and detection device |
| CN110037742B (en) * | 2019-04-08 | 2024-02-20 | 深圳市贝斯曼精密仪器有限公司 | Ultrasonic blood flow detection probe and detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102920484A (en) | Fetal heart monitoring device | |
| CN210277209U (en) | Ultrasonic blood flow detection probe and detection device | |
| CN106768110A (en) | A kind of inexpensive ultrasonic transducer signal method for fast measuring and circuit | |
| CN108955788A (en) | A kind of contactless time difference method high-precision ultrasonic gas flowmeter | |
| CN103006273A (en) | Portable ultrasonic three-dimensional measuring device for soft tissues | |
| CN201867449U (en) | Wireless digital clamp meter | |
| CN100476752C (en) | Method and device for measuring frequency of hand writing pen | |
| CN102944288B (en) | Ultrasonic liquid level meter with multi-range adaptive function | |
| CN110037742B (en) | Ultrasonic blood flow detection probe and detection device | |
| CN204121063U (en) | A kind of ultrasonic diagnosis positioner for clinical treatment | |
| CN201476827U (en) | Multiphase flow measuring device | |
| CN213336458U (en) | Resonant frequency detection system | |
| CN208505480U (en) | A kind of infrared temperature measurement apparatus of the multi-protocol interface based on SOC system | |
| CN210005687U (en) | Ultrasonic wave transmitting circuit and ultrasonic distance measuring device | |
| CN207067398U (en) | A kind of electronic distance meter | |
| CN215646735U (en) | Piezoelectric ultrasonic sensor power amplification circuit for generating Barker code pulse | |
| TWI489802B (en) | The ultrasonic system having the real-time monitored apparatus | |
| CN105699976A (en) | Ultrasonic range finder based on single-chip microcomputer | |
| CN205427188U (en) | Ultrasonic ranging appearance based on singlechip | |
| CN102247159A (en) | Testing device and system with bone density detection function | |
| CN210242977U (en) | Measuring device of vibrating wire type sensor | |
| CN219829803U (en) | Portable high-pressure pipe wall thickness detector | |
| CN105232042A (en) | Detecting device and detecting system for electrical characteristics of human body surface | |
| CN114609440B (en) | Non-contact RTC crystal oscillator detection device | |
| CN203083588U (en) | Supersonic wave emitter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200410 Effective date of abandoning: 20240220 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200410 Effective date of abandoning: 20240220 |