CN113100892A - Fetal head tractor - Google Patents
Fetal head tractor Download PDFInfo
- Publication number
- CN113100892A CN113100892A CN202110406307.1A CN202110406307A CN113100892A CN 113100892 A CN113100892 A CN 113100892A CN 202110406307 A CN202110406307 A CN 202110406307A CN 113100892 A CN113100892 A CN 113100892A
- Authority
- CN
- China
- Prior art keywords
- fetal head
- communicating pipe
- pressure detector
- head
- fetal
- 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.)
- Pending
Links
- 230000001605 fetal effect Effects 0.000 title claims abstract description 105
- 238000000605 extraction Methods 0.000 claims abstract description 20
- 210000003754 fetus Anatomy 0.000 description 20
- 210000004291 uterus Anatomy 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 208000037805 labour Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B17/44—Obstetrical forceps
- A61B17/442—Obstetrical forceps without pivotal connections, e.g. using vacuum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B17/44—Obstetrical forceps
- A61B2017/445—Obstetrical forceps with force indication
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B17/44—Obstetrical forceps
- A61B2017/447—Obstetrical forceps with force limitation
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Gynecology & Obstetrics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Reproductive Health (AREA)
- Engineering & Computer Science (AREA)
- Pregnancy & Childbirth (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a fetal head tractor, comprising: child head sucking disc, communicating pipe, the check valve, first pressure detector, a handle, vacuum extraction device, display screen and controller, child head sucking disc is connected to the one end of communicating pipe, vacuum extraction device is connected to the other end of communicating pipe, the check valve setting is on communicating pipe, first pressure detector sets up on communicating pipe, the handle is fixed to be set up on the outer wall of communicating pipe, display screen and controller setting are on the handle, and first pressure detector, vacuum extraction device and display screen all are connected to the controller. The fetal head tractor can carry out the fetal head through the fetal head sucker, can timely detect the force applied to the fetal head by the fetal head sucker through the first pressure detector, and can display the force through the display screen, so that the force applied to the fetal head by the fetal head sucker can be timely adjusted, and the force applied to the fetal head by the fetal head sucker cannot be too large or too small.
Description
Technical Field
The invention belongs to the technical field of obstetrics and gynecology, and particularly relates to a fetal head tractor.
Background
Obstetrics and gynecology department is one of four main subjects of clinical medicine, and is mainly used for researching etiology, pathology, diagnosis and prevention of female reproductive organ diseases, physiological and pathological changes of pregnancy and delivery.
Fetal head tractor is a kind of practise midwifery instrument commonly used in gynaecology and obstetrics. When the uterus of the parturient is contracted and weak, the second stage of labor is prolonged, or the parturient suffers from certain diseases, the obstetrician should use the fetal head tractor to carry out the delivery assistance to help the delivery of the fetus under various conditions such as excessive force in the second stage of labor or oxygen deficiency of the fetus in the uterus.
The traditional fetal head suction apparatus consists of a conical suction head apparatus, a rubber conduit and an air extractor, wherein the suction head apparatus is fixed on the head of a fetus under the action of the air extractor, and a handle is arranged on the suction head apparatus and can pull the fetal head to move out of the uterus of a lying-in woman by pulling the handle.
However, the conventional fetal head suction apparatus cannot timely grasp the magnitude of the suction force applied to the fetal head, and when the suction force is too large, the fetal head is easily injured, and when the suction force is too small, the fetal head needs to be pulled out by pulling for many times, thereby prolonging the delivery time.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention provides a fetal head retractor. The technical problem to be solved by the invention is realized by the following technical scheme:
a fetal head retractor comprising: a fetal head sucker, a communicating pipe, a one-way valve, a first pressure detector, a handle, a vacuum extraction device, a display screen and a controller, wherein,
the one end of communicating pipe is connected the child head sucking disc, the other end of communicating pipe is connected the vacuum extraction device, the check valve sets up on communicating pipe, first pressure detector sets up on communicating pipe, the handle is fixed to be set up on the outer wall of communicating pipe, the display screen with the controller sets up on the handle, just first pressure detector vacuum extraction device with the display screen all is connected to the controller.
In an embodiment of the present invention, the fetal head retractor further includes a vent line and a first electrically operated valve, the vent line is communicated with the communicating pipe, the first electrically operated valve is disposed on the vent line, and the first electrically operated valve is connected to the controller.
In one embodiment of the present invention, the fetal head retractor further comprises a baffle plate fixedly disposed on an outer wall of the communicating tube.
In one embodiment of the invention, the fetal head retractor further comprises an air bag fixedly arranged at the bottom end of the fetal head sucker.
In one embodiment of the invention, the fetal head retractor further comprises a connecting pipe and an inflation device, the connecting pipe penetrates through the baffle and is connected with the inflation device.
In one embodiment of the invention, the fetal head retractor further comprises a second pressure detector disposed on the bladder, the second pressure detector being connected to the controller.
In one embodiment of the invention, the second pressure detector is a pressure sensor.
In one embodiment of the invention, the inflation device is an inflatable airbag.
In one embodiment of the invention, the first pressure detector is a pressure sensor.
In one embodiment of the invention, the vacuum extraction means is a vacuum pump.
The invention has the beneficial effects that:
the fetal head tractor can carry out the fetal head through the fetal head sucker, can timely detect the force applied to the fetal head by the fetal head sucker through the first pressure detector, and can display the force through the display screen, so that the force applied to the fetal head by the fetal head sucker can be timely adjusted, and the force applied to the fetal head by the fetal head sucker cannot be too large or too small.
The first electric valve can be opened under the control of the controller in time when the force applied to the fetal head by the fetal head sucker is too large, so that air enters, the force applied to the fetal head by the fetal head sucker is reduced, and the damage to the fetal head caused by the excessive force applied to the fetal head by the fetal head sucker is avoided.
The invention can strengthen the fetal head through the air bag, thereby ensuring that the fetal head can be pulled out quickly, and the second pressure detector can also detect the force applied by the air bag on the fetal head, so that the force applied by the air bag on the fetal head can reach the standard manually through the inflating device.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural view of a fetal head retractor according to an embodiment of the present invention.
Description of reference numerals:
a fetal head sucker-1; a communicating pipe-2; a one-way valve-3; a first pressure detector-4; a handle-5; a vacuum extraction device-6; a vent line-7; a first electrically operated valve-8; a baffle-9; an air bag-10; a connecting pipe-11; an inflator-12; a second pressure detector-13.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
Example one
Referring to fig. 1, fig. 1 is a schematic structural view of a fetal head retractor according to an embodiment of the present invention, which includes: child head sucking disc 1, communicating pipe 2, check valve 3, first pressure detector 4, handle 5, vacuum extraction device 6, display screen and controller, wherein, child head sucking disc 1 is connected to the one end of communicating pipe 2, vacuum extraction device 6 is connected to the other end of communicating pipe 2, check valve 3 sets up on communicating pipe 2, first pressure detector 4 sets up on communicating pipe 2, handle 5 is fixed to be set up on the outer wall of communicating pipe 2, display screen and controller set up on handle 5, and first pressure detector 4, vacuum extraction device 6 and display screen all are connected to the controller.
In this embodiment, the fetal head sucking disc 1 is used for being adsorbed on the head of a fetus, the fetal head sucking disc 1 is bowl-shaped, and thus can be well attached to the head of the fetus, when the vacuum extractor 6 works, the fetal head sucking disc 1 is adsorbed on the head of the fetus through the communicating pipe 2, in this embodiment, only the one-way valve 3 is further arranged on the communicating pipe 2, so that only when the vacuum extractor 6 extracts vacuum, the one-way valve 3 is conducted, so that the fetal head sucking disc 1 can be adsorbed on the head of the fetus, and in the other direction, the one-way valve 3 does not allow air to circulate, so that the adsorption tightness can be ensured, in addition, the first pressure detector 4 of this embodiment is used for detecting the pressure applied on the head of the fetus, the midwife of this embodiment can pull out the fetal head through the handle 5 after the fetal head sucking disc 1 is adsorbed on the head of the fetus, and the display screen and the controller are also arranged on the handle 5, the display screen can be used for displaying the pressure of the first pressure detector 4, so that a midwife can timely master the pressure applied to the head of the fetus, the phenomenon that the pressure applied to the head of the fetus is too large or too small is avoided, when the negative pressure reaches a set pressure range, the controller controls the vacuum extraction device 6 to stop working, when the pressure exceeds a set maximum pressure, the pressure applied to the head of the fetus is too large, at the moment, the controller can control the vacuum extraction device 6 to stop working, so that the fetus does not continue to work, and the pressure is increased, the display screen of the embodiment can be arranged on the upper wall surface or the side wall surface of the handle 5, and the observation is convenient.
Further, the first pressure detector 4 is a pressure sensor.
Further, the vacuum pumping device 6 is a vacuum pump, and the vacuum pump is a micro vacuum pump.
Further, the display screen is a liquid crystal display screen.
Further, the controller is a PLC.
Further, the handle 5 is screwed to the outer wall of the communication pipe 2 to facilitate the detachment of the handle 5.
It should be noted that the present embodiment does not limit the set pressure range and the set maximum pressure line, and may be set according to specific situations.
In one embodiment, the fetal head retractor further comprises a vent pipeline 7 and a first electric valve 8, the vent pipeline 7 is communicated with the communicating pipe 2, the first electric valve 8 is arranged on the vent pipeline 7, and the first electric valve 8 is connected with the controller.
In this embodiment, the branch of the communicating pipe 2 is communicated with the vent pipe 7, and the vent pipe 7 is provided with the first electric valve 8, because in the process of actually using the fetal head tractor, there may be a phenomenon that the pressure applied to the fetal head is too large, at this time, the negative pressure needs to be reduced, when the vacuum extraction device 6 is controlled by the controller to stop working, the first electric valve 8 is controlled by the controller to be opened, so that the air can enter the communicating pipe 2 through the vent pipe 7, the negative pressure can be reduced, and the phenomenon that the pressure applied to the head of the infant is too large is avoided.
Further, the first electrically operated valve 8 is an electrically operated ball valve.
In one embodiment, the fetal head retractor further comprises a baffle 9, and the baffle 9 is fixedly arranged on the outer wall of the communicating pipe 2.
In this embodiment, in order to avoid the fetal head retractor from extending too deep into the vagina of the parturient to hurt the fetus, the outer wall of the communication tube 2 of this embodiment is further provided with a baffle 9, and when the baffle 9 is attached to the outside of the vaginal opening of the parturient, it is indicated that the insertion of the fetal head retractor needs to be stopped, so as to protect the head of the fetus.
It should be noted that the set position of the baffle 9 is not limited in this embodiment, and may be set according to specific situations.
In one embodiment, the fetal head retractor further comprises an air bag 10, and the air bag 10 is fixedly arranged at the bottom end of the fetal head sucking disc 1.
In this embodiment, the air bag 10 may be inflated after the fetal head sucker 1 is attached to the head of the fetus, so that the inflated air bag 10 may be attached to and fix the fetal head of the baby, the force applied to the head of the fetus is firmer, the fetal head is pulled out conveniently at a time, and the air bag 10 does not hurt the head of the fetus.
In one embodiment, the fetal head retractor further comprises a connecting pipe 11 and an inflating device 12, wherein the connecting pipe 11 passes through the baffle 9 and the connecting pipe 11 is connected with the inflating device 12.
In the present embodiment, the inflator 12 is used to inflate the airbag 10 through the connection tube 11.
In one embodiment, the fetal head retractor further comprises a second pressure detector 13, the second pressure detector 13 is disposed on the bladder 13, and the second pressure detector 13 is connected to the controller.
In this embodiment, the second pressure detector 13 is installed on the air bag 13, and the second pressure detector 13 is installed on a side close to the fetal head, so that the pressure exerted on the fetal head by the air bag 10 can be detected in time, and the pressure detected by the second pressure detector 13 can be displayed on the display screen in real time, so that the midwife can grasp the pressure exerted on the fetal head by the air bag 10 in time, and the head of the fetus is prevented from being injured by the excessive pressure exerted on the fetal head by the air bag 10.
Further, the second pressure detector 13 is a pressure sensor.
Further, the inflating device 12 is an inflatable air bag, and the air bag 10 can be manually inflated by the inflatable air bag, so that the force applied to the head of the fetus by the air bag 10 can be better controlled.
The using method of the fetal head retractor comprises the following steps: firstly, the fetal head sucking disc 1 is adsorbed on the fetal head by using the vacuum extraction device 6, meanwhile, the first pressure detector 4 detects the force exerted on the fetal head by the fetal head sucking disc 1, when the force exerted on the fetal head by the fetal head sucking disc 1 exceeds the set maximum pressure, the controller controls the first electric valve 8 to be opened so that air can enter the communicating pipe 2 through the vent pipeline 7, and therefore the force exerted on the fetal head by the fetal head sucking disc 1 is reduced, when the first pressure detector 4 detects that the force exerted on the fetal head by the fetal head sucking disc 1 is within the set pressure range, the controller controls the vacuum extraction device 6 to stop working, and then the air bag 10 can be manually inflated through the inflation device 12 to further reinforce the fetal head, so that the fetal head can be pulled out at one time.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art. The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. A fetal head retractor, comprising: a fetal head sucker (1), a communicating pipe (2), a one-way valve (3), a first pressure detector (4), a handle (5), a vacuum extraction device (6), a display screen and a controller, wherein,
the one end of communicating pipe (2) is connected fetal head sucking disc (1), the other end of communicating pipe (2) is connected vacuum extraction device (6), check valve (3) set up on communicating pipe (2), first pressure detector (4) set up on communicating pipe (2), handle (5) are fixed to be set up on the outer wall of communicating pipe (2), the display screen with the controller sets up on handle (5), just first pressure detector (4) vacuum extraction device (6) with the display screen all is connected to the controller.
2. The fetal head retractor according to claim 1, further comprising a vent line (7) and a first electrically operated valve (8), wherein the vent line (7) communicates with the communicating tube (2), the first electrically operated valve (8) is disposed on the vent line (7), and the first electrically operated valve (8) is connected to the controller.
3. The fetal head retractor according to claim 1, further comprising a baffle plate (9), wherein the baffle plate (9) is fixedly arranged on the outer wall of the communicating pipe (2).
4. Fetal head retractor according to claim 3, wherein the fetal head retractor further comprises an air bag (10), the air bag (10) being fixedly arranged at the bottom end of the fetal head suction cup (1).
5. Fetal head retractor according to claim 4, wherein the fetal head retractor further comprises a connecting tube (11) and an inflation device (12), the connecting tube (11) passing through the baffle (9) and the connecting tube (11) connecting the inflation device (12).
6. Fetal head retractor according to claim 5, wherein the fetal head retractor further comprises a second pressure detector (13), the second pressure detector (13) being arranged on the bladder (13), and the second pressure detector (13) being connected to the controller.
7. Fetal head retractor according to claim 6, wherein the second pressure detector (13) is a pressure sensor.
8. Fetal head retractor according to claim 5 wherein the inflation device (12) is an inflatable bladder.
9. Fetal head retractor according to claim 1, wherein the first pressure detector (4) is a pressure sensor.
10. Fetal head retractor according to claim 1, wherein the vacuum extraction device (6) is a vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110406307.1A CN113100892A (en) | 2021-04-15 | 2021-04-15 | Fetal head tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110406307.1A CN113100892A (en) | 2021-04-15 | 2021-04-15 | Fetal head tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113100892A true CN113100892A (en) | 2021-07-13 |
Family
ID=76717389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110406307.1A Pending CN113100892A (en) | 2021-04-15 | 2021-04-15 | Fetal head tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113100892A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204698658U (en) * | 2015-03-31 | 2015-10-14 | 杨林 | Prevent the Novel gynecological vacuum extractor of hyper-traction |
| CN107280745A (en) * | 2017-08-08 | 2017-10-24 | 赵立荣 | A kind of urgent midwifery device of obstetrics and gynecology department |
| CN108514443A (en) * | 2018-05-10 | 2018-09-11 | 青岛大学附属医院 | A kind of urgent midwifery intelligent apparatus of obstetrics and gynecology department |
| US20190029724A1 (en) * | 2016-05-06 | 2019-01-31 | Air Bag One Sarl | Diameter regulator of a device used to extract an element that is inside a cavity and method of use |
| CN208492258U (en) * | 2017-07-23 | 2019-02-15 | 冀琛 | Obstetric apparatus used for obstetrics |
| CN111685859A (en) * | 2020-07-15 | 2020-09-22 | 大竹县人民医院 | Fetal head tractor |
-
2021
- 2021-04-15 CN CN202110406307.1A patent/CN113100892A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204698658U (en) * | 2015-03-31 | 2015-10-14 | 杨林 | Prevent the Novel gynecological vacuum extractor of hyper-traction |
| US20190029724A1 (en) * | 2016-05-06 | 2019-01-31 | Air Bag One Sarl | Diameter regulator of a device used to extract an element that is inside a cavity and method of use |
| CN208492258U (en) * | 2017-07-23 | 2019-02-15 | 冀琛 | Obstetric apparatus used for obstetrics |
| CN107280745A (en) * | 2017-08-08 | 2017-10-24 | 赵立荣 | A kind of urgent midwifery device of obstetrics and gynecology department |
| CN108514443A (en) * | 2018-05-10 | 2018-09-11 | 青岛大学附属医院 | A kind of urgent midwifery intelligent apparatus of obstetrics and gynecology department |
| CN111685859A (en) * | 2020-07-15 | 2020-09-22 | 大竹县人民医院 | Fetal head tractor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20090204124A1 (en) | Obstetrical vacuum extractor with over-traction release | |
| CN113633361B (en) | Multifunctional diagnosis and treatment manipulator for midwifery | |
| CN113100892A (en) | Fetal head tractor | |
| CN211751304U (en) | Blood collector for postpartum hemorrhage | |
| CN211381680U (en) | Obstetric device for obstetrics and gynecology department | |
| CN212118260U (en) | Obstetrical department is with practise midwifery device | |
| CN210277310U (en) | Obstetric apparatus for obstetrical and gynecological delivery | |
| CN213310190U (en) | Emergency midwifery device for obstetrics and gynecology department | |
| CN211610011U (en) | Clinical urgent midwifery ware of gynaecology and obstetrics | |
| CN109528276B (en) | Gynaecology and obstetrics is with urgent practise midwifery intelligent device | |
| CN203447336U (en) | Abdominal obstetric apparatus | |
| CN201409965Y (en) | Obstetrics and gynecology obstetric apparatus | |
| CN216455235U (en) | Gynaecology and obstetrics is clinical with fetal head attraction practise midwifery device | |
| CN213489075U (en) | Hemostatic bag for obstetrics and gynecology department | |
| CN213250823U (en) | Clinical antenatal midwifery device of gynaecology and obstetrics | |
| CN112274229A (en) | Fetal head suction midwifery device for midwifery of obstetrics and gynecology department | |
| CN217366661U (en) | Delivery assisting device for caesarean section | |
| CN216823614U (en) | Fetal head aspirator | |
| CN216962587U (en) | Novel delivery assisting device for obstetrics and gynecology department | |
| CN214434686U (en) | Obstetrical and gynecological delivery device with pressure sensor | |
| CN213552229U (en) | Fetal head suction device for obstetrics and gynecology department | |
| CN213606768U (en) | Obstetric apparatus for sucking fetal head in clinic of obstetrics and gynecology | |
| CN219982935U (en) | Human uterine cavity tissue suction device | |
| CN211610008U (en) | Obstetric device for obstetrics and gynecology department | |
| CN213851801U (en) | Obstetrical nursing is with practise midwifery device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210713 |