CN117765802A - Simulation teaching aid for simulating delivery operation - Google Patents
Simulation teaching aid for simulating delivery operation Download PDFInfo
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- CN117765802A CN117765802A CN202410190637.5A CN202410190637A CN117765802A CN 117765802 A CN117765802 A CN 117765802A CN 202410190637 A CN202410190637 A CN 202410190637A CN 117765802 A CN117765802 A CN 117765802A
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- 238000004088 simulation Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000008713 feedback mechanism Effects 0.000 claims abstract description 25
- 210000001015 abdomen Anatomy 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims abstract description 4
- 210000002826 placenta Anatomy 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 210000003954 umbilical cord Anatomy 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 230000008774 maternal effect Effects 0.000 claims description 4
- 208000036029 Uterine contractions during pregnancy Diseases 0.000 abstract description 10
- 230000008602 contraction Effects 0.000 abstract description 8
- 230000000875 corresponding effect Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 210000001215 vagina Anatomy 0.000 description 8
- 230000008569 process Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 210000003754 fetus Anatomy 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008560 physiological behavior Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000003169 placental effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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Abstract
The invention relates to the technical field of obstetrical teaching aids, in particular to a simulation teaching aid for simulating delivery operation. The teaching aid comprises a puerperal model, an infant model and a uterine contraction simulation assembly, wherein a first control panel is arranged in the puerperal model. The uterine contraction simulation assembly is arranged in the puerpera model and is connected with the first control panel through a circuit, and comprises a driving mechanism, a feedback mechanism and a sensing mechanism arranged below the feedback mechanism, wherein the driving mechanism is connected with the puerpera model and the baby model, the feedback mechanism is arranged on the abdomen of the puerpera model, and when the driving mechanism operates, an electric signal is sent to the first control panel to start the hardness of the feedback mechanism to change. According to the invention, the contraction simulation assembly is arranged to simulate the belly state of the puerpera during delivery, the contraction interval time can be set through the first control panel, the position of the baby model in the puerpera model corresponds to the softness degree of the abdomen, and the linkage of the baby model and the puerpera model is realized, so that the simulation is more fit with the actual delivery condition.
Description
Technical Field
the invention relates to the technical field of obstetrical teaching aids, in particular to a simulation teaching aid for simulating delivery operation.
Background
Obstetrical model is a manikin for simulating the physiological state and behaviour of pregnant women and fetuses during delivery, which is commonly used for medical education and training in order for medical staff to better understand the physiological changes of pregnant women and fetuses and the various conditions that may occur during delivery, and is therefore also called obstetrical teaching aid. Most of the existing obstetrical teaching aids only simulate the output process of infants from vagina, the process is single, and multiple delivery states of puerpera in the production process are difficult to simulate; in the operation process, the operation feedback effect of the teaching aid on an operator is not obvious, the baby and the puerpera are often used as independent individuals for data acquisition, so that the sensitivity of detecting the operation method of the operator is low, and the simulation test effect is poor.
Disclosure of Invention
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings hereof.
The invention aims to overcome the defects and provide the simulation teaching aid for the labor operation simulation, which has the advantages of good interaction effect, more operation steps and information transmission between infants and puerpera.
In order to achieve the above object, the technical solution of the present invention is: a simulation teaching aid for simulating delivery operation comprises a puerpera model, a baby model and a uterine contraction simulation assembly. The puerpera model is internally provided with a first control panel, the uterine contraction simulation assembly is arranged in the puerpera model, the uterine contraction simulation assembly is connected with the first control panel through a circuit, the uterine contraction simulation assembly comprises a driving mechanism, a feedback mechanism and a sensing mechanism, the driving mechanism is connected with the puerpera model and the baby model, the feedback mechanism is arranged at the abdomen position of the puerpera model, when the driving mechanism operates, an electric signal is sent to the first control panel to start the hardness of the feedback mechanism to change, the sensing mechanism is arranged below the feedback mechanism, and the sensing mechanism outputs the electric signal when detecting that the feedback mechanism is pressed.
in some embodiments, a second control panel and a power supply are disposed in the baby model, the power supply is connected with the second control panel through a circuit, information transmission modules are disposed in the first control panel and the second control panel, and the second control panel transmits the electric signals collected in the baby model to the first control panel through the information transmission modules.
in some embodiments, the driving mechanism includes a guide rail member and a rotary moving member, the guide rail member is fixedly disposed in the parturient model, the rotary moving member is connected with the guide rail member and the baby model, a switch button and a first magnet are further disposed in the baby model, the switch button is connected with the second control panel through a circuit, the first magnet is disposed on one side of the switch button, the rotary moving member is provided with a second magnet, when the rotary moving member is connected with the baby model, the first magnet and the second magnet attract each other and squeeze the switch button, and the second control panel collects connection state electrical signals of the baby model and the parturient model through the switch button and outputs the connection state electrical signals.
In some embodiments, the device further comprises a placenta model and a simulated umbilical cord, the simulated umbilical cord connects the placenta model and the infant model, a control member is arranged in the parturient model, the placenta model is connected with the control member, and the control member controls the connection state of the placenta model and the parturient model.
In some embodiments, the control member is an electromagnet assembly, the control member is connected with the first control panel through a circuit, and the placenta model is provided with an iron sheet, and the iron sheet is connected with the electromagnet assembly.
In some embodiments, the analog umbilical cord comprises at least two wires connected in parallel, the wires being shorted to the infant model, and the second control panel receives and outputs a corresponding electrical signal when the wires are cut.
In some embodiments, the feedback mechanism includes a bladder coupled to the air pump and an air pump coupled to the first control panel via an electrical circuit.
in some embodiments, the back of the baby model is provided with a distance sensor, the head of the baby model is provided with an angle sensor, the nose of the baby model is provided with an identification device, and when the corresponding operation is identified, the distance sensor, the angle sensor and the identification device send corresponding electric signals to the second control panel.
In some embodiments, a replaceable vaginal element is provided in the maternal model, the replaceable vaginal element being removably provided to the lower body of the maternal, the sidewall of the replaceable vaginal element being provided with a sensor for sensing movement of the infant model or the placental model.
In some embodiments, the head of the parturient model is provided with a rotary steering engine, the rotary steering engine controls the head of the parturient model to rotate, and the chest part of the parturient is provided with a sounding component.
by adopting the technical scheme, the invention has the beneficial effects that:
1. According to the invention, by arranging the contraction simulation component, the belly state of a puerpera during delivery is simulated, the contraction interval time can be set through the first control panel, the position of the baby model in the puerpera model corresponds to the softness degree of the abdomen at the moment, the linkage of the baby model and the puerpera model is realized, the simulation is more fit with the actual delivery condition, the replaceable vagina parts in different periods can be replaced in cooperation with the contraction condition, and the pregnant woman condition from examination to delivery in all steps is simulated.
2. According to the invention, the second control panel in the infant model is arranged, so that information transmission is generated between the puerpera model and the infant model, the output of acquired information of the infant model is realized, and the feedback of the puerpera model to the infant model state can be increased; through setting up rotatory moving part, realize the rotation and the removal of baby's model at lying-in woman model, the end of moving part sets up the first magnet combined action of second magnet and baby junction on shift knob, and when baby's model and rotatory moving part separation, shift knob loosens and sends the signal of telecommunication to second control panel this moment, makes to detect baby's separation state between lying-in woman model and the baby's model, and the model of being convenient for makes corresponding action.
3. According to the invention, the placenta model with the falling time controlled by the puerpera model is arranged, so that the controllability of the falling time of the placenta model is increased, the model simulation scene is further increased, and the reaction capability of an operator is improved; the placenta shedding time is controlled by adopting the electromagnet, veins and arteries of a normal umbilical cord are simulated by utilizing at least two wires, the two wires are connected in parallel on a complete circuit in the infant model body, electric signals can be transmitted to a second control panel when one of the wires is broken, the umbilical cord connection condition is monitored, the air bags are selected as feedback mechanisms to adjust the softness and hardness of the bellyband the control mode and the information generation mode are simple, and the production cost is greatly reduced.
4. According to the invention, different sensors are arranged for the operation steps of the infant after delivery, so that the accurate measurement of the action standard degree of an operator is realized; the rotary steering engine and the sounding component are arranged in the puerpera model, and the first control panel outputs part of the received electric signals to the rotary steering engine and the sounding component, so that the puerpera model acts, and the timely feedback of the operation standard of an operator is realized; the detachable vagina member is arranged, and the inductor is arranged on the side wall of the vagina member, so that the measurement of the discharge of the baby or placenta into the body is realized.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
It is apparent that these and other objects of the present invention will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings and figures.
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.
Drawings
the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention, without limitation to the invention.
In the drawings, like parts are designated with like reference numerals and are illustrated schematically and are not necessarily drawn to scale.
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only one or several embodiments of the invention, and that other drawings can be obtained according to such drawings without inventive effort to a person skilled in the art.
fig. 1 is a schematic diagram of the overall structure of a simulation teaching aid for simulating a delivery operation of the present invention;
FIG. 2 is a sectional view of the trunk of a parturient model of a simulation teaching aid for simulating a delivery operation of the present invention;
FIG. 3 is an exploded view of a parturient model of a simulation teaching aid for simulating a delivery operation of the present invention;
Fig. 4 is an exploded view of an infant model of a simulation teaching aid for simulating a delivery operation according to the present invention.
the main reference numerals illustrate:
1. a parturient model;
11. a first control panel;
12. a control member;
13. A replaceable vaginal component;
14. rotating a steering engine;
15. A sound emitting assembly;
2. An infant model;
21. A second control panel;
22. A power supply;
23. a switch button;
24. A first magnet;
25. a distance sensor;
27. An identification device;
3. a uterine contraction simulation component;
31. A driving mechanism;
311. a guide rail member 312, a rotary moving member 313, a second magnet;
32. A feedback mechanism;
33. A sensing mechanism;
4. A placenta model;
41. Iron sheet;
5. simulating an umbilical cord.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following detailed description. It should be understood that the detailed description is presented merely to illustrate the invention, and is not intended to limit the invention.
In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that the two bodies connected together do not form a connection relationship through a transition structure, but are connected together to form a whole through a connection structure. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 and 2, the present invention provides a technical solution: a simulation teaching aid for simulating delivery operation comprises a puerpera model 1, a baby model 2, a uterine contraction simulation component 3, a placenta model 4 and a simulation umbilical cord 5.
Referring to fig. 3, a parturient model 1 is a human body model with movable limbs, a first control panel 11 is arranged in the head of the parturient model 1, the first control panel 11 collects state information of each part of the model, and sends out a model action instruction and transmits the information to an external display. The head of the puerpera model 1 is provided with a rotary steering engine 14, the rotary steering engine 14 controls the head of the puerpera model 1 to rotate, the chest part of the puerpera is provided with a sounding component 15, and the sounding component 15 can be connected with an external microphone. The replaceable vagina member 13 is arranged in the puerpera model 1, the replaceable vagina member 13 is detachably arranged on the lower body of the puerpera, and any one of clamping connection, threaded connection and the like can be included between the replaceable vagina member 13 and the puerpera model 1. The replaceable vaginal component 13 has different cervical conditions according to different labor, including but not limited to any one of non-open, semi-open, fully-open, etc., and the replaceable vaginal component 13 can be manually replaced according to different needs. The side wall of the replaceable vaginal part 13 is provided with a sensor for sensing the movement of the baby phantom 2 or the placenta phantom 4, and the sensor detects the in-out condition of the baby phantom 2 and the placenta phantom 4 and transmits signals to the first control panel 11.
Referring to fig. 4, the baby model 2 is a limb movable manikin, a second control panel 21 and a power supply 22 are provided in the baby model 2, the power supply 22 is connected with the second control panel 21 through a circuit, information transmission modules are provided in the first control panel 11 and the second control panel 21, the information transmission modules include but are not limited to bluetooth, and the second control panel 21 transmits the electric signals collected in the baby model 2 to the first control panel 11 through the information transmission modules. The back of the baby model 2 is provided with a distance sensor 25, preferably an infrared distance sensor, which determines whether the back of the baby is attached to the puerpera by distance, and further determines whether the operation method of the operator is correct. The baby model 2 is provided with an angle sensor at the head, and the angle sensor can identify whether the operator can make actions of assisting the head raising and the front shoulder delivery and the back shoulder delivery when the baby barely goes out. The nose of the baby model 2 is provided with identification means 27, which identification means 27 may be a push button switch for identifying whether there is a baby blowing in delivery. When a corresponding operation is identified, the distance sensor, the angle sensor and the identification means 27 send corresponding electrical signals to the second control panel 21.
The uterine contraction simulation component 3 is arranged in the puerperal model 1, and the uterine contraction simulation component 3 is connected with the first control panel 11 through a circuit. The contractions simulation assembly 3 includes a driving mechanism 31, a feedback mechanism 32, and a sensing mechanism 33. The driving mechanism 31 is connected with the puerperal model 1 and the baby model 2, the driving mechanism 31 comprises a guide rail piece 311 and a rotary moving piece 312, the guide rail piece 311 is fixedly arranged in the puerperal model 1, the rotary moving piece 312 is connected with the guide rail piece 311 through a screw rod, the screw rod rotates to enable the rotary moving piece 312 to translate, a rotary motor is arranged on the rotary moving piece 312, and the rotary motor is connected with the baby model 2 to enable the baby model 2 to rotate. The baby model 2 is also internally provided with a switch button 23 and a first magnet 24, the switch button 23 is connected with the second control panel 21 through a circuit, the first magnet 24 is arranged on one side of the switch button 23, the rotary moving part 312 is provided with a second magnet 313 at the connecting end of the rotary motor and the baby model 2, when the rotary moving part 312 is connected with the baby model 2, the first magnet 24 and the second magnet 313 attract each other to fix the baby model 2 and press the switch button 23, and the second control panel 21 collects and outputs the connection state electric signals of the baby model 2 and the puerpera model 1 through the switch button 23.
The feedback mechanism 32 is arranged at the abdomen position of the puerpera model 1, the abdomen of the puerpera is made of ultra-soft solidified silica gel, a partition plate is arranged between the abdomen of the puerpera model 1 and a cavity for placing an infant, and the feedback mechanism 32 and the sensing mechanism 33 are both arranged on the partition plate. When the driving mechanism 31 operates, an electrical signal is sent to the first control panel 11 to start the feedback mechanism 32 to change the hardness, the sensing mechanism 33 is arranged below the feedback mechanism 32, and the sensing mechanism 33 can be a pressure sensor to identify the strength and position of the manipulation during pressing in the labor process. The sensing mechanism 33 outputs an electrical signal when it detects that the feedback mechanism 32 is pressed. The feedback mechanism 32 may include an air bag and an air pump, where the air bag is connected with the air pump, the air pump is connected with the first control panel 11 through a circuit, and the first control panel 11 starts the air pump to inflate the air bag after receiving the operation instruction of the driving mechanism 31 and matching with the operation state of the driving mechanism 31.
The placenta is made of ultra-soft solidified silica gel, a control piece 12 is arranged in the parturient model 1, the placenta model 4 is connected with the control piece 12, the control piece 12 controls the connection state of the placenta model 4 and the parturient model 1, the control piece 12 comprises but not limited to an electromagnet assembly, the control piece 12 is connected with the first control panel 11 through a circuit, an iron sheet 41 is arranged on the placenta model 4, and the iron sheet 41 is connected with the electromagnet assembly.
the simulated umbilical cord 5 connects the placenta model 4 and the infant model 2, the simulated umbilical cord 5 is wrapped in ultra-soft cured silica gel and comprises at least two wires connected in parallel, the wires are shorted on a complete loop in the infant model 2, and when the wires are sheared, the second control panel 21 receives and outputs corresponding electrical signals. The single electric wire can be connected with the conveniently-detached cuttable electric wire segment in series, so that the cut electric wire can be replaced, and the electric wire is convenient to use for multiple times.
working principle: in the early stage of delivery, the contraction simulation component 3 is started to send out actions of a corresponding stage, at the moment, an operator performs finger detection on a pregnant woman model and performs corresponding other judging actions, the operation interval time of the contraction simulation component 3 changes along with the time, different replaceable vagina pieces 13 can be replaced for detection until the baby model 2 starts to be delivered in the full-opening stage, the operator starts to perform delivery auxiliary operation, when the baby model 2 is separated from the movable component, the switch button 23 sends a signal to the pregnant woman model, after the operator performs umbilical breaking operation, the placenta separation step is started to enable the placenta to be delivered in a preset time, during the period, the operator needs to perform actions on the baby model 2 and the puerpera model 1, the actions are converted into electric signals to be concentrated on the first control panel 11, and the first control panel 11 collects information to enable the pregnant woman model to perform corresponding actions and convey the information to an external display.
it is to be understood that the disclosed embodiments are not limited to the specific process steps or materials disclosed herein, but are intended to extend to equivalents of such features as would be understood by one of ordinary skill in the relevant arts. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.
Reference in the specification to "an embodiment" means that a particular feature, or characteristic, described in connection with the embodiment is included in at least one embodiment of the invention. Thus, appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.
Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, numbers, etc., to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention can be practiced without one or more of the specific details, or with other methods, components, materials, etc.
Claims (10)
1. The utility model provides a simulation teaching aid that operation simulation used of delivery, a serial communication port, including lying-in woman model, baby's model and palace contract simulation subassembly, be equipped with first control panel in this lying-in woman model, this palace contracts simulation subassembly and this first control panel and passes through circuit connection, this palace contracts simulation subassembly and includes actuating mechanism, feedback mechanism and sensing mechanism, this actuating mechanism connects this lying-in woman model and this baby's model, this feedback mechanism locates the belly position of this lying-in woman model, send the electrical signal to this first control panel when this actuating mechanism operates and start this feedback mechanism hardness and change, this sensing mechanism locates the below of this feedback mechanism, this sensing mechanism outputs the electrical signal when detecting this feedback mechanism and receiving the pressure.
2. The simulation teaching aid for simulating the operation of delivery according to claim 1, wherein a second control panel and a power supply are arranged in the baby model, the power supply is connected with the second control panel through a circuit, information transmission modules are arranged in the first control panel and the second control panel, and the second control panel transmits electric signals collected in the baby model to the first control panel through the information transmission modules.
3. The simulation teaching aid for simulating the operation of delivery according to claim 2, wherein the driving mechanism comprises a guide rail member and a rotary moving member, the guide rail member is fixedly arranged in the parturient model, the rotary moving member is connected with the guide rail member and the baby model, a switch button and a first magnet are further arranged in the baby model, the switch button is connected with the second control panel through a circuit, the first magnet is arranged on one side of the switch button, a second magnet is arranged on the rotary moving member, when the rotary moving member is connected with the baby model, the first magnet and the second magnet attract each other and press the switch button, and the second control panel collects and outputs electrical signals of the connection state of the baby model and the parturient model through the switch button.
4. A simulated teaching aid for simulating a delivery procedure as claimed in claim 2, further comprising a placenta model and a simulated umbilical cord, the simulated umbilical cord connecting the placenta model with the infant model, a control member being provided in the maternal model, the placenta model being connected with the control member, the control member controlling the connection state of the placenta model with the maternal model.
5. the simulation teaching aid for simulating the operation of labor according to claim 4, wherein the control member is an electromagnet assembly, the control member is connected with the first control panel through a circuit, an iron sheet is arranged on the placenta model, and the iron sheet is connected with the electromagnet assembly.
6. The simulation teaching aid for simulating a delivery operation according to claim 4, wherein the simulated umbilical cord comprises at least two wires connected in parallel, the wires being shorted to the infant model, and the second control panel receives and outputs a corresponding electrical signal when the wires are cut.
7. The simulation teaching aid for simulating a delivery operation according to claim 1, wherein the feedback mechanism comprises an air bag and an air pump, the air bag is connected with the air pump, and the air pump is connected with the first control panel through a circuit.
8. A simulation teaching aid for simulating a delivery operation according to claim 2 and wherein the back of the baby model is provided with a distance sensor, the head of the baby model is provided with an angle sensor, the nose of the baby model is provided with identification means, and the distance sensor, the angle sensor and the identification means send corresponding electrical signals to the second control panel when corresponding operation is identified.
9. a simulation teaching aid for simulating a delivery procedure according to claim 4 and wherein a replaceable vaginal component is provided in the parturient model, the replaceable vaginal component being removably provided on the lower body of the parturient, the side wall of the replaceable vaginal component being provided with a sensor for sensing movement of the baby model or the placenta model.
10. A simulation teaching aid for simulating a delivery operation according to claim 2, wherein the head of the parturient model is provided with a rotary steering engine, the rotary steering engine controls the head of the parturient model to rotate, and the chest part of the parturient is provided with a sounding component.
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| CN211506902U (en) * | 2020-02-04 | 2020-09-15 | 曲靖医学高等专科学校 | Teaching model for midwifery training for simulating childbirth process |
| CN212570081U (en) * | 2020-06-19 | 2021-02-19 | 南方医科大学南方医院 | Teaching aid for artificial rupture of membranes |
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