CN117752363A - Fetal heart monitor based on active position acquisition - Google Patents
Fetal heart monitor based on active position acquisition Download PDFInfo
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- CN117752363A CN117752363A CN202410098679.6A CN202410098679A CN117752363A CN 117752363 A CN117752363 A CN 117752363A CN 202410098679 A CN202410098679 A CN 202410098679A CN 117752363 A CN117752363 A CN 117752363A
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- electromagnet
- fetal heart
- adjusting
- flexible
- position acquisition
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- 210000002458 fetal heart Anatomy 0.000 title claims abstract description 37
- 239000011159 matrix material Substances 0.000 claims abstract description 16
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 12
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract 2
- 210000003754 fetus Anatomy 0.000 description 6
- 238000010009 beating Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model relates to a fetal heart monitor based on initiative type position acquisition, including shell and host computer, both ends respectively with shell and host computer connection hose, establish the flexible membrane in the shell, establish the receiving loudspeaker matrix on the flexible membrane, establish in the shell and with host computer electricity connection's position control module, establish the regulating plate on the position control module, first end is connected with the regulating plate, the second end is with the regulation pole of corresponding receiving loudspeaker connection and establish on the flexible membrane and with host computer electricity connection's initiative signal source, the flexible membrane divide into working space and adjustment space with the space in the shell, position control module is located the adjustment space, the regulation pole has rigidity state and flexible state, when the regulation pole is in the rigidity state, the regulating plate drive receives loudspeaker swing, when the regulation pole is in flexible state, receive loudspeaker free swing. The fetal heart monitor based on active position acquisition can actively follow the fetal heart position in the process of fetal heart monitoring, and is used for obtaining continuous monitoring data.
Description
Technical Field
The application relates to the technical field of dynamic monitoring, in particular to a fetal heart monitor based on active position acquisition.
Background
The Doppler fetal heart monitor is based on the principle that ultrasonic waves are emitted to the abdomen of a pregnant woman and reflected ultrasonic waves from the heart of a fetus are received, and the reflected ultrasonic waves also change along with the beating of the heart due to the fact that the heart of the fetus is continuously beating, so that the heart rate of the fetus is obtained.
The active working mode of the Doppler fetal heart rate monitor determines that the Doppler fetal heart rate monitor cannot be used for a long time, and the Doppler fetal heart rate monitor can accurately obtain the fetal heart rate when the fetus is in a static state; however, when the fetus is in an active state, the Doppler fetal heart monitor has the problem of inaccurate positioning, and needs to be repositioned.
Repositioning often has the problem of insufficient data volume caused by short monitoring time, and certain difficulty exists in operation because a certain amount of time is required for searching the sound source. Intermittent data can also cause analysis inaccuracies when frequent sound source finding situations occur.
Disclosure of Invention
The application provides a fetal heart monitor based on active position acquisition, can carry out initiative following to fetal heart position in the in-process that carries out fetal heart monitoring for obtain continuous monitoring data.
The above object of the present application is achieved by the following technical solutions:
the application provides a fetal heart rate appearance based on active position acquires, include:
a housing and a host;
the two ends of the connecting hose are respectively connected with the shell and the host;
the flexible membrane is arranged in the shell and divides the space in the shell into a working space and an adjusting space;
the receiving horn matrix comprises a plurality of receiving horns which are all arranged on the flexible film and are electrically connected with the host;
the position adjusting module is arranged in the shell and is electrically connected with the host, and the position adjusting module is positioned in the adjusting space;
the adjusting plate is arranged on the position adjusting module;
the first end of the adjusting rod is connected with the adjusting plate, the second end of the adjusting rod is connected with the corresponding receiving loudspeaker, and the adjusting rod is electrically connected with the host;
the active signal source is arranged on the flexible film and is electrically connected with the host;
the adjusting rod is in a rigid state and a flexible state, the adjusting plate drives the receiving horn to swing when the adjusting rod is in the rigid state, and the receiving horn freely swings when the adjusting rod is in the flexible state.
In one possible implementation of the present application, the plurality of receiving horns are evenly disposed around the active signal source.
In one possible implementation of the present application, a flexible sealing ring is provided on the edge of the multiple shells.
In one possible implementation manner of the present application, the device further includes a negative pressure module connected with the flexible sealing ring, and the negative pressure module is electrically connected with the host.
In one possible implementation manner of the present application, the position adjustment module includes:
the fixed base is fixedly connected with the shell; and
the two orientation adjusting groups are arranged on the fixed base;
the adjusting plate and the fixing base are respectively provided with a first spherical groove and a connecting rod matched with the first spherical groove, and the spherical end of the connecting rod extends into the first spherical groove;
the working end facing the adjusting group is hinged on the adjusting plate.
In one possible implementation of the present application, the adjusting lever includes:
the first electromagnet and the magnetic piece matched with the first electromagnet are respectively fixed on the adjusting plate and the receiving loudspeaker; and
the flexible sleeve is sleeved on the first electromagnet and the iron base;
when the first electromagnet is powered off, a gap exists between the first electromagnet and the magnetic piece.
In one possible implementation of the present application, the adjusting lever includes:
the first electromagnet and the second electromagnet matched with the first electromagnet are respectively fixed on the adjusting plate and the receiving loudspeaker; and
the flexible sleeve is sleeved on the first electromagnet and the second electromagnet;
when the first electromagnet and the second electromagnet are powered off, a gap exists between the first electromagnet and the second electromagnet.
In one possible implementation manner of the present application, the method further includes:
the storage bin and the injection pump connected with the storage bin are both arranged on the host, and the injection pump is electrically connected with the host;
the first connecting pipe is connected with the injection pump at the first end and connected with the working space at the second end; and
and the first end of the second connecting pipe is connected with the working space, and the second end of the second connecting pipe is connected with the storage bin.
In one possible implementation of the present application, a liquid sensor is provided on the second connection tube or at the connection of the second connection tube to the storage bin, the liquid sensor being electrically connected to the host.
In one possible implementation of the present application, the connection lines of the first connection pipe and the working space connection and the second connection pipe and the working space connection pass through the center line of the housing.
In the whole, the fetal heart monitor based on active position acquisition, which is provided by the application, is used for positioning the fetal heart through an active signal source, then passively monitoring the beating of the fetal heart, and adjusting the monitoring direction according to the movement of the fetal heart in the monitoring process. The monitoring mode can avoid possible damage situations in the monitoring process and can also provide continuous monitoring data for a long time.
Drawings
Fig. 1 is a schematic view of a fetal heart monitor according to the present application.
Fig. 2 is a schematic view of the internal structure of a housing provided in the present application.
Fig. 3 is a schematic view of the adjusting rod provided in the present application in a rigid state.
Fig. 4 is a schematic view of the adjusting rod provided in the present application in a flexible state.
Fig. 5 is a schematic connection diagram of a flexible sealing ring and a negative pressure module provided in the present application.
Fig. 6 is a schematic structural diagram of a position adjustment module provided in the present application.
Fig. 7 is an enlarged schematic view of the portion a in fig. 6.
Fig. 8 is a schematic structural view of an adjusting lever provided in the present application.
Fig. 9 is a schematic structural view of another adjustment lever provided herein.
Fig. 10 is a schematic view of a related structure for filling a working space with a liquid provided herein.
In the figure, 1, a shell, 2, a host, 3, a connecting hose, 4, a position adjusting module, 5, an adjusting plate, 6, an adjusting rod, 7, an active signal source, 11, a flexible membrane, 12, a receiving horn matrix, 13, a flexible sealing ring, 14, a negative pressure module, 41, a fixed base, 42, an orientation adjusting group, 43, a first spherical groove, 44, a connecting rod, 61, a first electromagnet, 62, a magnetic part, 63, a flexible sleeve, 64, a second electromagnet, 81, a storage bin, 82, an injection pump, 83, a first connecting pipe, 84, a second connecting pipe, 85, a liquid sensor, 101, a working space, 102, an adjusting space, 121 and a receiving horn.
Detailed Description
The technical solutions in the present application are described in further detail below with reference to the accompanying drawings.
The application discloses a fetal heart rate appearance based on active position obtains, in some examples, the fetal heart rate appearance based on active position obtains that this application disclosed includes shell 1, host computer 2, coupling hose 3, position control module 4, regulating plate 5, regulation pole 6 and initiative signal source 7, and coupling hose 3's both ends are connected with shell 1 and host computer 2 respectively, as shown in fig. 1. The casing 1 is used for being adsorbed on a human body, and the host 2 is used for driving the active signal source 7 and the like to work.
Referring to fig. 2, a flexible membrane 11 is disposed in a housing 1, the flexible membrane 11 divides a space in the housing 1 into a working space 101 and an adjusting space 102, the working space 101 is communicated with a space outside the housing 1, and the adjusting space 102 is a closed independent space.
The flexible membrane 11 is provided with a receiving horn matrix 12, the receiving horn matrix 12 comprises a plurality of receiving horns 121, and the receiving horns 121 are used for receiving echoes generated by signals sent by the active signal source 7 and sound waves generated by fetal heart beat movements.
The receiving horn 121 is electrically connected to the host computer 2, so that the acoustic wave signal obtained by the receiving horn 121 can be sent to the host computer 2 for analysis.
The position adjusting module 4 is located in the adjusting space 102 in the housing 1 and is electrically connected with the host computer 2, the position adjusting module 4 is used for adjusting the orientation of the adjusting plate 5 installed on the position adjusting module 4, and the purpose of adjusting the orientation of the adjusting plate 5 is to track the movement of the fetus.
When the direction of the adjusting plate 5 is changed, the direction of the receiving horns 121 is also changed synchronously, the connection between the receiving horns and the receiving horns is realized through the adjusting rod 6, the first end of the adjusting rod 6 is connected with the adjusting plate 5, and the second end of the adjusting rod is connected with the corresponding receiving horns 121.
Meanwhile, the adjusting rod 6 is electrically connected with the host computer 2, and when the direction of the receiving loudspeaker 121 needs to be adjusted, the host computer 2 sends a corresponding instruction to the adjusting rod 6. The adjusting lever 6 works in the following manner, referring to fig. 3, the adjusting lever 6 has a rigid state and a flexible state, and when the adjusting lever 6 is in the rigid state, the adjusting plate 5 can drive the receiving horn 121 to swing, because the connecting manner between the adjusting plate 5 and the receiving horn 121 is rigid connection.
Referring to fig. 4, when the adjusting lever 6 is in a flexible state, the receiving horn 121 can swing freely, because the connection mode between the adjusting plate 5 and the receiving horn 121 is flexible connection, when the receiving horn 121 moves and swings, the movement and the swing are not transmitted to the adjusting plate 5.
The active signal source 7 is arranged on the flexible membrane 11 and is electrically connected with the host machine 2, and is used for generating ultrasonic waves to actively position the fetal heart.
It should be further noted that the housing 1 in the present application has a telescopic function, as shown in fig. 1, which allows the height of the working space 101 to be changed. Specifically, at the beginning, the receiving horn matrix 12 and the active signal source 7 need to be attached to the skin, the fetal heart position is initially positioned, and after the positioning is completed, the receiving horn matrix 12 and the active signal source 7 need to be out of contact with the skin.
After the receiving horn matrix 12 is out of contact with the skin, the tracking mode is switched into, the acoustic wave is generated by the receiving tire core, the position of the tire core is tracked, and meanwhile, the orientation of the horn matrix 12 is dynamically adjusted.
When the receiving horn matrix 12 is contacted with the skin, the adjusting rod 6 is in a flexible state, and when the receiving horns 121 in the receiving horn matrix 12 are contacted with the skin, the postures of the receiving horns 121 can be automatically adjusted, and the adjacent receiving horns 121 are not influenced. After the receiving horn matrix 12 is out of contact with the skin, the adjusting lever 6 is in a rigid state, and the postures of all the receiving horns 121 in the receiving horn matrix 12 are controlled by the adjusting plate 5.
In some examples, a plurality of receiving horns 121 are evenly disposed around the active signal source 7 in order to increase the probability of receiving the signal from the active signal source 7 and generating an echo.
In some examples, referring to fig. 5, a flexible sealing ring 13 is disposed on an edge of the housing 1, and the flexible sealing ring 13 is used to improve stability of contact with skin and tightness of the housing 1, because the flexible sealing ring 13 can increase a contact area with skin, stability of contact between the housing 1 and skin can be improved, and meanwhile, tightness of the interior of the housing 1 can be improved by the flexible sealing ring 13, so that interference of external environmental sound on the receiving horn 121 can be reduced.
In some examples, a negative pressure module 14 connected with the flexible sealing ring 13 is further added, and the negative pressure module 14 is also electrically connected with the host 2. The negative pressure module 14 is used for pumping air between the flexible sealing ring 13 and the skin, so that the flexible sealing ring 13 is tightly attached to the skin.
In some possible implementations, the negative pressure module 14 includes a micro air pump and an air line connected to the micro air pump and the flexible sealing ring 13. Simultaneously be provided with a plurality of seal grooves on flexible sealing ring 13, miniature air pump during operation can be through the air in the air wire extraction seal groove, makes flexible sealing ring 13 and the laminating of skin inseparabler.
In some possible implementations, the micro air pump is located inside the main machine 2, and the air line is located partly inside the connection hose 3 and partly outside the connection hose 3.
In some examples, referring to fig. 5, the position adjustment module 4 includes a fixed base 41 and an orientation adjustment group 42, where the fixed base 41 is fixedly mounted on the housing 1, and the orientation adjustment group 42 is plural in number, and the orientation adjustment groups 42 are mounted on the fixed base 41.
Referring to fig. 6 and 7, the adjusting plate 5 and the fixing base 41 are respectively provided with a first spherical groove 43 and a connecting rod 44 matching with the first spherical groove 43, and the spherical end of the connecting rod 44 extends into the first spherical groove 43, so that the adjusting plate 5 can swing in the circumferential direction based on the spherical end of the connecting rod 44.
The power for swinging the adjusting plate 5 is provided by the direction adjusting group 42, the working end of the direction adjusting group 42 is hinged on the adjusting plate 5, and when the working end of the direction adjusting group 42 is extended or shortened, the direction of the adjusting plate 5 is synchronously changed.
In some possible implementations, the orientation adjustment group 42 includes a micro electric cylinder and an elastic connecting rod, two ends of the elastic connecting rod are respectively connected with the micro electric cylinder and the adjustment plate 5, and when the micro electric cylinder works, the adjustment plate 5 is pulled to swing through the elastic connecting rod, so that adjustment of the orientation of the adjustment plate 5 is achieved.
In some possible implementations, the number of orientation adjustment groups 42 is three or four.
In some examples, referring to fig. 8, the adjusting lever 6 includes a first electromagnet 61, a magnetic member 62 cooperating with the first electromagnet 61, and a flexible sleeve 63, wherein the first electromagnet 61 is fixed on the adjusting plate 5 and the receiving horn 121, and the flexible sleeve 63 is sleeved on the first electromagnet 61 and the iron base 62.
When the first electromagnet 61 is not electrified, a gap exists between the first electromagnet 61 and the magnetic piece 62, and the adjusting rod 6 is in a flexible state; when the first electromagnet 61 is electrified, the first electromagnet 61 and the magnetic member 62 are attracted together, and the adjusting lever 6 is in a rigid state.
In some possible implementations, the magnetic member 62 is made of a ferrous material.
In some possible implementations, referring to fig. 9, the magnetic element 62 may also be replaced with a second electromagnet 64.
In some examples, referring to fig. 10, a storage bin 81, a syringe pump 82, a first connecting tube 83 and a second connecting tube 84 are further added, where the storage bin 81 and the syringe pump 82 are fixedly installed on the host 2 or inside the host 2, and the syringe pump 82 is connected to the storage bin 81 to send or retract the liquid in the storage bin 81.
The syringe pump 82 is also electrically connected to the host 2.
The first connecting tube 83 has a first end connected to the syringe pump 82 and a second end connected to the working space 101, and the second connecting tube 84 has a first end connected to the working space 101 and a second end connected to the storage compartment 81. Based on this, the storage compartment 81, the first connection tube 83, the working space 101 and the second connection tube 84 form a circuit in which the power of the liquid flow is provided by the syringe pump 82.
In some possible implementations, both the reservoir 81 and the syringe pump 82 are integrated inside the host 2, with one part of the first connection tube 83 and the second connection tube 84 being inside the connection hose 3 and the other part being outside the connection hose 3.
It will be appreciated that when the array of receiving horns 12 is out of contact with the skin, sound will be transmitted from the skin and then will be transmitted through the air to the array of receiving horns 12, but the sound received by the array of receiving horns 12 will be of reduced quality due to the high degree of attenuation of the sound waves in the air.
Therefore, the injection pump 82 is used to inject the liquid into the working space 101, and after the working space 101 is filled with the liquid, the sound emitted from the skin can be transmitted to the receiving speaker matrix 12 through the liquid, so that the quality of the sound received by the receiving speaker matrix 12 can be effectively improved.
In some possible implementations, a liquid sensor 85 is provided on the second connection tube 84 or at the connection of the second connection tube 84 to the storage compartment 81, the liquid sensor 85 acting to generate a stop signal for the syringe pump 82.
Because when the liquid sensor 85 detects liquid, it is indicated that the working space 101 is filled with liquid. The liquid sensor 85 is electrically connected to the host 2, and feeds back a signal to the host 2 when detecting liquid.
In some possible implementations, the lines connecting the first connection tube 83 with the working space 101 and the second connection tube 84 with the working space 101 pass through the center line of the housing 1 in order to fill the working space 101 with liquid as well.
The embodiments of the present invention are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. Fetal heart monitor based on active position acquisition, characterized in that it comprises:
a housing (1) and a host (2);
the two ends of the connecting hose (3) are respectively connected with the shell (1) and the host machine (2);
a flexible membrane (11) provided in the housing (1), the flexible membrane (11) dividing a space in the housing (1) into a working space (101) and an adjustment space (102);
the receiving horn matrix (12) comprises a plurality of receiving horns (121) which are all arranged on the flexible film (11), and the receiving horns (121) are electrically connected with the host machine (2);
the position adjusting module (4) is arranged in the shell (1) and is electrically connected with the host machine (2), and the position adjusting module (4) is positioned in the adjusting space (102);
an adjusting plate (5) arranged on the position adjusting module (4);
the first end of the adjusting rod (6) is connected with the adjusting plate (5), the second end of the adjusting rod is connected with the corresponding receiving loudspeaker (121), and the adjusting rod (6) is electrically connected with the host machine (2);
an active signal source (7) which is arranged on the flexible film (11) and is electrically connected with the host (2);
the adjusting rod (6) has a rigid state and a flexible state, when the adjusting rod (6) is in the rigid state, the adjusting plate (5) drives the receiving horn (121) to swing, and when the adjusting rod (6) is in the flexible state, the receiving horn (121) swings freely.
2. Active position acquisition based fetal heart monitor as claimed in claim 1, characterized in that a plurality of receiving horns (121) are evenly arranged around the active signal source (7).
3. Active position acquisition based fetal heart monitor according to claim 1, characterized in that a flexible sealing ring (13) is provided on the rim of the housing (1).
4. A fetal heart monitor based on active position acquisition as claimed in claim 3, further comprising a negative pressure module (14) connected to the flexible sealing ring (13), the negative pressure module (14) being electrically connected to the main machine (2).
5. Active position acquisition based fetal heart monitor as claimed in any one of claims 1 to 4, wherein the position adjustment module (4) comprises:
the fixed base (41) is fixedly connected with the shell (1); and
a plurality of orientation adjustment groups (42) which are all arranged on the fixed base (41);
the adjusting plate (5) and the fixing base (41) are respectively provided with a first spherical groove (43) and a connecting rod (44) matched with the first spherical groove (43), and the spherical end of the connecting rod (44) extends into the first spherical groove (43);
the working end facing the adjusting group (42) is hinged on the adjusting plate (5).
6. Active position acquisition based fetal heart monitor as claimed in claim 1, characterized in that the adjustment lever (6) comprises:
the first electromagnet (61) and the magnetic piece (62) matched with the first electromagnet (61) are respectively fixed on the adjusting plate (5) and the receiving loudspeaker (121); and
a flexible sleeve (63) sleeved on the first electromagnet (61) and the iron base (62);
when the first electromagnet (61) is powered off, a gap exists between the first electromagnet (61) and the magnetic piece (62).
7. Active position acquisition based fetal heart monitor as claimed in claim 1, characterized in that the adjustment lever (6) comprises:
a first electromagnet (61) and a second electromagnet (64) matched with the first electromagnet (61) are respectively fixed on the adjusting plate (5) and the receiving loudspeaker (121); and
a flexible sleeve (63) sleeved on the first electromagnet (61) and the second electromagnet (64);
when the first electromagnet (61) and the second electromagnet (64) are powered off, a gap exists between the first electromagnet (61) and the second electromagnet (64).
8. The active position acquisition-based fetal heart monitor of claim 1, further comprising:
the storage bin (81) and the injection pump (82) connected with the storage bin (81) are arranged on the host machine (2), and the injection pump (82) is electrically connected with the host machine (2);
a first connecting tube (83) having a first end connected to the syringe pump (82) and a second end connected to the working space (101); and
and a second connecting pipe (84) with a first end connected with the working space (101) and a second end connected with the storage bin (81).
9. Fetal heart monitor based on active position acquisition according to claim 8, characterized in that a liquid sensor (85) is arranged on the second connecting pipe (84) or at the connection of the second connecting pipe (84) and the storage bin (81), and the liquid sensor (85) is electrically connected with the host machine (2).
10. Active position acquisition based fetal heart monitor as claimed in claim 8, characterized in that the connection of the first connection tube (83) with the working space (101) and the connection of the second connection tube (84) with the working space (101) pass through the centre line of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410098679.6A CN117752363A (en) | 2024-01-24 | 2024-01-24 | Fetal heart monitor based on active position acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410098679.6A CN117752363A (en) | 2024-01-24 | 2024-01-24 | Fetal heart monitor based on active position acquisition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117752363A true CN117752363A (en) | 2024-03-26 |
Family
ID=90325810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410098679.6A Pending CN117752363A (en) | 2024-01-24 | 2024-01-24 | Fetal heart monitor based on active position acquisition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117752363A (en) |
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2024
- 2024-01-24 CN CN202410098679.6A patent/CN117752363A/en active Pending
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