CN113456128B - Obstetric device for obstetrics and gynecology department - Google Patents
Obstetric device for obstetrics and gynecology department Download PDFInfo
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- CN113456128B CN113456128B CN202110749933.0A CN202110749933A CN113456128B CN 113456128 B CN113456128 B CN 113456128B CN 202110749933 A CN202110749933 A CN 202110749933A CN 113456128 B CN113456128 B CN 113456128B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/1245—Knees, upper or lower legs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/128—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations
- A61G13/1285—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations having modular surface parts, e.g. being replaceable or turnable
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Abstract
The invention relates to the technical field of obstetrics and gynecology, in particular to a delivery assisting device for obstetrics and gynecology, which comprises a delivery assisting frame, wherein a supporting base plate and a hip pad are arranged on the delivery assisting frame; the delivery support also comprises: shi Lijia respectively arranged on two sides of the supporting base plate; the bearing components are arranged on the corresponding force application frames and are used for bearing thighs and shanks of the lying-in woman; the steering assembly is erected on the supporting base plate, and the bearing assembly is arranged on the corresponding steering assembly in a turnover manner; the resetting component is erected between the steering component and the bearing component and is used for overturning the bearing component to reset after the force application of the lying-in woman is finished each time; an attraction assembly; the power input end of the suction assembly is connected with a steering shaft of the steering assembly. This application design bearing assembly can support a fulcrum that makes power as the lying-in woman, and the cooperation lying-in woman carries out intermittent type formula hard to reach the effect of supplementary lying-in woman practise midwifery.
Description
Technical Field
The invention relates to the technical field of obstetrics and gynecology, in particular to a delivery assisting device for obstetrics and gynecology.
Background
The whole process of delivery is divided into 3 stages, also called 3 delivery stages, namely a first delivery stage, namely an expansion stage of the uterine orifice, a second delivery stage, namely a delivery stage of the fetus, a third delivery stage and a delivery stage of the placenta. The term "delivery assistance" refers to a series of measures taken before and during labor to ensure that a fetus is successfully delivered out of the maternal canal, and includes taking care of the parturient, carefully observing the labor, and guiding the parturient to correctly cooperate with the progress of the labor and to deliver the fetus.
In the process of delivering a pregnant woman, medical staff often need to use a midwife, and the current medical staff generally adopts a pair of midwife forceps; devices such as fetal head attractors are also available; the fetal head aspirator chamber is one of obstetrical and gynecological delivery-assisting products, which sucks the head of a fetus through a disposable sucking disc so as to help a lying-in woman to deliver as soon as possible by means of external force; but the pregnant woman is guided to perform the natural labor and is mainly guided to exert force by the pregnant woman, and the auxiliary effect of the obstetric apparatus or fetal head suction apparatus is very limited; how to adopt the midwifery equipment to guide the pregnant woman to exert force is the problem that needs to be solved by the prior obstetrics and gynecology technology.
Disclosure of Invention
The invention aims to provide a delivery assisting device for obstetrics and gynecology department, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a obstetric apparatus for obstetrics and gynecology department comprises a delivery support frame, wherein a support base plate and a hip pad are arranged on the delivery support frame; the delivery support is also provided with:
shi Lijia respectively arranged on two sides of the supporting base plate;
the bearing components are arranged on the corresponding force application frames and are used for bearing thighs and shanks of the lying-in woman;
the steering assembly is erected on the supporting base plate, and the bearing assembly is arranged on the corresponding steering assembly in a turnover manner;
the resetting component is erected between the steering component and the bearing component and is used for overturning the bearing component to reset after every force application of the puerpera is finished;
an attraction component; the power input end of the suction assembly is connected with a steering shaft of the steering assembly.
As a further scheme of the invention: the force application frame comprises a loading base plate and a support frame plate erected on the loading base plate, the steering assembly comprises a frame plate, and the frame plate is arranged on the support frame plate through a steering shaft; the reset assembly comprises a first-level elastic reset piece and a second-level elastic reset piece, wherein the first-level elastic reset piece is arranged between the bridge plate and the support frame plate.
As a further scheme of the invention: the two ends of the frame plate are respectively provided with a leg and knee bearing part and a leg and knee bearing part, the leg and knee bearing part is arranged in parallel with the frame plate through a support frame, and the leg and knee bearing part is bent in an L shape and is erected on the frame plate; the second-stage elastic resetting piece is arranged between the leg knee bearing piece and the lapping plate.
As a further scheme of the invention: the first-stage elastic resetting piece comprises an elastic pipeline, the elastic pipeline is arranged between the support frame plate and the lapping frame plate in a bending shape, and a plurality of folding rings are arranged on the elastic pipeline in a folding manner; one end of the elastic pipeline is installed on the bottom edge of the frame plate through the internal connection bolt, and the other end of the elastic pipeline is installed on the support frame plate through the hoop.
As a further scheme of the invention: the second-level elastic reset piece comprises an inner support loop bar, a movable rod penetrating through a tube cavity of the inner support loop bar and an outer hoop frame sleeved on the inner support loop bar, the top of the movable rod is fixed on the bottom plate surface of the leg and knee supporting piece, the outer hoop frame and the leg and knee supporting piece are fixedly installed, and an inner support spring is arranged between the inner support loop bar and the bottom plate surface of the leg and knee supporting piece.
As a further scheme of the invention: the buttock power assisting assembly comprises a mounting substrate, an elastic curved plate mounted on the mounting substrate, and side edge attaching seats arranged at two ends of the elastic curved plate.
As a further scheme of the invention: the side edge attaching seat comprises a supporting bolt arranged on the inner curved surface of the elastic curved plate, a supporting frame arranged on the supporting bolt and a hip sucker arranged on the supporting frame; the supporting bolt is internally supported in the inner cavity of the supporting frame, and an inner frame spring is arranged between the supporting bolt and the inner wall of the supporting frame.
As a further scheme of the invention: and two ends of the elastic curved plate are tightened at two ends of the mounting substrate through elastic pull ropes.
As a still further scheme of the invention: the suction assembly comprises a delivery assisting sucker and an air guide cavity arranged at an air supply end of the delivery assisting sucker, a piston is arranged in the air guide cavity, a driving rod end of the piston is externally connected with a rotating crank, and a power input rod end of the rotating crank is connected with a steering shaft.
Compared with the prior art, the invention has the beneficial effects that:
the hip of a parturient person is supported on the hip pad, the reproductive part faces to a medical worker, the operation of the medical worker is facilitated, the leg position of the parturient person is erected on the bearing assembly, and the bearing assembly is overturned to lean against the force application frame to extrude the reset assembly when the parturient exerts force during each production; the bearing component is used as a fulcrum for supporting force of the lying-in woman; the reset component drives the steering component to reset when the lying-in woman has a rest with strength every time; intermittent force exertion is performed by matching with a lying-in woman; and when the parturient exerts force intermittently at every time, the rotating steering component drives the suction component to move, and the sucking discs of the suction component are adsorbed on the skin on the two sides of the vaginal orifice of the parturient at the reproductive part, so that the expansion and the expansion of the muscles at the vaginal orifice are assisted.
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 application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. Also, the drawings and the description are not intended to limit the scope of the present concepts in any way, but rather to illustrate the concepts of the present disclosure by reference to particular embodiments for those skilled in the art.
Fig. 1 is a schematic overall structure diagram of a obstetrical and gynecological midwifery device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a force applying frame according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first-stage elastic restoring element according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a secondary elastic restoring member according to an embodiment of the present invention.
Fig. 5 is a schematic perspective view of a secondary elastic restoring member according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an attraction assembly according to an embodiment of the present invention.
Fig. 7 is a schematic structural view of a hip booster assembly according to an embodiment of the invention.
In the figure: 1. a delivery-assisting frame; 11. supporting the base plate; 12. a hip pad; 13. shi Lijia; 14. a reset assembly; 15. a steering assembly; 16. a load bearing assembly; 17. an attraction assembly; 21. loading a substrate; 22. a support frame plate; 23. a scaffold plate; 24. a steering shaft; 25. a heel carrier; 26. a knee carrier; 28. a first-stage elastic reset member; 29. a secondary elastic reset member; 3. a hip assist assembly; 31. a mounting substrate; 32. an elastic curved plate; 33. a strip-shaped frame; 34. a side edge fitting seat; 35. a support pin; 36. a support frame; 37. a hip sucker; 39. an inner frame spring; 30. an elastic pull rope; 41. an inner support loop bar; 42. an outer hoop frame; 43. a movable rod; 44. an inner support spring; 45. an elastic conduit; 46. an internal connection bolt; 47. clamping a hoop; 48. a folding ring; 51. a delivery assisting sucker; 52. a gas conducting cavity; 53. a piston; 54. rotating a crank; 56. a gas pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.
It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
In one embodiment;
referring to fig. 1, a midwifery device for obstetrics and gynecology department is provided, which comprises a midwifery frame 1, wherein a supporting cushion plate 11 and a hip cushion 12 are arranged on the supporting cushion plate 11 on the midwifery frame 1; the midwifery frame 1 is also provided with:
the bearing components 16 are arranged on the corresponding force application frames 13 and are used for bearing thighs and shanks of the lying-in woman;
the steering assembly 15 is erected on the supporting base plate 11, and the bearing assembly 16 is installed on the corresponding steering assembly 15 in a turnover mode;
the resetting component 14 is erected between the steering component 15 and the bearing component 16, and is used for overturning the bearing component 16 to reset after the force application of the lying-in woman is finished each time;
a suction assembly 17; is erected on both sides of the hip pad 12, and the power input end of the suction assembly 17 is connected with the steering shaft of the steering assembly 15.
In the embodiment, the buttocks of the puerpera are supported on the buttocks pad 12, the genital part faces to the medical care personnel, so that the medical care personnel can operate conveniently, the leg position of the puerpera is put on the bearing component 16, and when the puerpera exerts force during each production, the bearing component 16 is overturned to lean against the force application frame 13 to extrude the reset component 14; the bearing component 16 is used as a fulcrum for supporting force of the lying-in woman; the reset component 14 drives the steering component 15 to reset when the lying-in woman has a rest with strength each time; intermittent force exertion is performed by matching with a lying-in woman; and when the parturient exerts force intermittently each time, the rotating steering component 15 drives the suction component 17 to move, and the suction cups of the suction component 17 are adsorbed on the skin on the two sides of the vaginal orifice of the parturient at the reproductive part, so that the expansion and the expansion of the muscles at the vaginal orifice are assisted.
In one embodiment;
referring to fig. 1 and 2, the force applying frame 13 includes a loading base plate 21, and a support frame plate 22 erected on the loading base plate 21, and the steering assembly 15 includes a frame plate 23, and the frame plate 23 is mounted on the support frame plate 22 through a steering shaft 24; the reset assembly 14 comprises a first-stage elastic reset member 28 and a second-stage elastic reset member 29, wherein the first-stage elastic reset member 28 is arranged between the bridge plate 23 and the support frame plate 22.
Two ends of the frame plate 23 are respectively provided with a leg and knee bearing piece 25 and a leg and knee bearing piece 26, the leg and knee bearing piece 25 is arranged in parallel with the frame plate 23 through a support frame, and the leg and knee bearing piece 26 is bent in an L shape and is erected on the frame plate 23; the secondary elastic restoring member 29 is disposed between the leg and knee bearing member 26 and the bridging plate 23.
When a puerpera exerts force in midwifery, the hip is inevitably clamped between the big leg and the small leg in order to enable the hip to be everted and exert force, so that the hip is inclined forwards, the frame plate 23 is turned over through the steering shaft 24 due to the forward inclination trend of the hip, the frame plate 23 can extrude the first-stage elastic resetting piece 28, and the first-stage elastic resetting piece 28 provides a return acting force so as to serve as a force application fulcrum of the integral legs; the leg and knee bearing member 26 is used for bearing the inflected region of the knee, and the secondary elastic restoring member 29 is used for supporting the clamping between the large and small legs.
In one case of the present embodiment,
referring to fig. 2 and 3, the first-stage elastic restoring member 28 includes an elastic pipe 45, the elastic pipe 45 is disposed between the support frame plate 22 and the lapping frame plate 23 in a curved shape, and a plurality of folding rings 48 are disposed on the elastic pipe 45 in a folding manner; one end of the elastic pipe 45 is mounted to the bottom edge of the deck plate 23 through an internal bolt 46, and the other end of the elastic pipe 45 is mounted to the support deck plate 22 through a clip 47.
For the first-stage elastic restoring piece 28, the first-stage elastic restoring piece is designed to be of a pipeline type structure, the medical plastic material with good elasticity is adopted, the deformation degree of the elastic pipeline 45 is large, but large elastic force cannot be generated, so that the skin of a human body cannot be impacted by sudden restoration when a puerpera has a rest each time; the elastic tube 45 is of a folding structure as a whole, so that the elastic tube can be folded or unfolded conveniently along with the reciprocating motion of the bridge plate 23.
In one case of the present embodiment,
referring to fig. 2, 4 and 5, the secondary elastic force restoring member 29 includes an inner supporting rod 41, a movable rod 43 penetrating through a lumen of the inner supporting rod 41, and an outer hoop frame 42 sleeved on the inner supporting rod 41, wherein the top of the movable rod 43 is fixed to a bottom plate surface of the knee supporting member 26, the outer hoop frame 42 is fixedly mounted to the knee supporting member 26, and an inner supporting spring 44 is further disposed between the inner supporting rod 41 and the bottom plate surface of the knee supporting member 26.
For the second-level elastic force restoring piece 29, a telescopic rod structure is adopted, an inner supporting spring 44 is wound on the movable rod 43 in a long way, and the inner supporting spring 44 is connected between the inner supporting sleeve rod 41 and the bottom plate surface of the leg and knee bearing piece 26, so that when the thigh and the shank of the lying-in woman are bent, folding force is formed, the effect of midwifery supporting is achieved, and supporting force is formed in the side area of the inner leg; assisting the product to exert force.
In one embodiment;
referring to fig. 1 and 6, the suction assembly 17 includes a delivery assisting suction cup 51 and an air guide cavity 52 disposed at an air supply end of the delivery assisting suction cup 51, a piston 53 is disposed in the air guide cavity 52, one end of the air guide cavity 52 is connected to the air supply end through an air transmission pipeline 56, the other end of the air guide cavity is connected to the delivery assisting suction cup 51 through the air transmission pipeline 56, a driving rod end of the piston 53 is externally connected to a rotating crank 54, and a power input rod end of the rotating crank 54 is connected to the steering shaft 24 through a connecting shaft sleeve.
When a person exerts force each time, the steering shaft 24 is driven to rotate, so that the rotating crank 54 is driven to rotate, the exerted force synchronously drives the piston 53 arranged in the air guide cavity 52 to move, the piston movement is carried out along with the folding leg-kicking force of the person each time so as to exert force, and then the midwifery sucker 51 adsorbs the force each time and is synchronously carried out with the force exerted by the person in a lying-in woman each time;
in one aspect of this embodiment, the delivering aid sucker 51 is not used for the baby, and is attached to the muscle area of the vaginal opening to assist the reciprocating contraction of the uterus each time the parturient exerts force by himself, and pushes the baby from the uterus by the muscular movement of the uterus; the midwifery sucker 51 and the force applied by the person per se synchronously generate suction rhythm, thereby assisting the peristalsis of the muscles in the vaginal area.
In a case of this embodiment, the power input rod end of the rotating crank 54 is connected to the steering shaft 24 through a coupling sleeve, that is, the rotating crank 54 is detachable from the steering shaft 24, and if necessary, the medical staff can also use the externally-related medical apparatus at the power input rod end of the rotating crank 54, so as to control the suction rhythm of the midwifery suction cup 51 by the medical staff to assist the production of the staff.
In one embodiment;
referring to fig. 2 and 7, the hip power assisting assembly 3 is disposed between the loading substrate 21 and the hip pad 12, and the hip power assisting assembly 3 includes a mounting substrate 31, an elastic curved plate 32 mounted on the mounting substrate 31, and side edge attaching seats 34 disposed at two ends of the elastic curved plate 32.
For avoiding the puerperal personnel to appear the circumstances that the physical strength does not support the upset to take place, this application design buttock helping hand subassembly 3 pad establish with the buttock side region of puerperal, the buttock side extrusion of its unilateral in elasticity curved plate 32, elasticity curved plate 32 adopts the higher medical plastics panel of intensity for supplementary supporting the buttock, and the side adopts the sucker structure to adsorb on human skin along laminating seat 34.
In one case of the present embodiment of the present invention,
the side edge attaching seat 34 comprises a supporting bolt 35 mounted on the inner curved surface of the elastic curved plate 32, a supporting frame 36 mounted on the supporting bolt 35, and a hip suction cup 37 mounted on the supporting frame 36; the supporting bolt 35 is supported in the inner cavity of the supporting frame 36 and is further provided with an inner frame spring 39 between the inner frame spring and the inner wall of the supporting frame 36.
For the side edge attaching seat 34, the hip sucker 37 is attached to the skin of a human body, and the supporting frame 36 and the hip sucker 37 are in an integrated structure; the support bolt 35 supports the hip sucker 37, and the inner frame spring 39 supports the swing of the hip sucker 37, so that the pressure feeling on the hip of the lying-in woman is reduced, and the risk of twitching or cramping of the hip of the lying-in woman is prevented during the production.
In one aspect of this embodiment, the elastic curved plate 32 is fixed to the mounting substrate 31 by a strip frame 33, and both ends of the elastic curved plate 32 are tightened to both ends of the mounting substrate 31 by elastic strings 30.
The elastic curved plate 32 is supported and mounted on the mounting base plate 31 through the strip frame 33 through a plurality of point positions, but in order to meet the curve of the buttocks of a human body, a certain angle difference exists between the elastic curved plate and the mounting base plate 31, and the elastic pull rope 30 forms pull force on two ends of the elastic curved plate 32, so that the stability of the elastic curved plate 32 is further ensured, and the comfort of the human body is improved while the buttocks of the human body is supported;
it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. A obstetric device for obstetrics and gynecology department comprises a obstetric frame, wherein a supporting base plate and a hip pad are arranged on the obstetric frame; it is characterized in that the midwifery frame further comprises:
shi Lijia respectively arranged on two sides of the supporting base plate;
the bearing components are arranged on the corresponding force application frames and are used for bearing thighs and shanks of the lying-in woman;
the steering assembly is erected on the supporting base plate, and the bearing assembly is arranged on the corresponding steering assembly in a turnover manner;
the resetting component is erected between the steering component and the bearing component and is used for overturning the bearing component to reset after the force application of the lying-in woman is finished each time;
an attraction assembly; the power input end of the suction assembly is connected with a steering shaft of the steering assembly;
the force application frame comprises a loading base plate and a support frame plate erected on the loading base plate, the steering assembly comprises a frame plate, and the frame plate is installed on the support frame plate through a steering shaft;
the two ends of the frame plate are respectively provided with a leg and knee bearing part and a leg and knee bearing part, the leg and knee bearing part is arranged in parallel with the frame plate through a support frame, and the leg and knee bearing part is bent in an L shape and is erected on the frame plate; the reset assembly comprises a first-stage elastic reset piece and a second-stage elastic reset piece, the first-stage elastic reset piece is arranged between the lap frame plate and the support frame plate, and the second-stage elastic reset piece is arranged between the leg knee bearing piece and the lap frame plate;
the first-stage elastic resetting piece comprises an elastic pipeline, the elastic pipeline is arranged between the support frame plate and the lapping frame plate in a bending shape, and a plurality of folding rings are arranged on the elastic pipeline in a folding manner; one end of the elastic pipeline is arranged at the bottom edge of the frame plate through an internal connection bolt, and the other end of the elastic pipeline is arranged on the support frame plate through a hoop;
the second-level elastic reset piece comprises an inner support loop bar, a movable rod penetrating through a tube cavity of the inner support loop bar and an outer hoop frame sleeved on the inner support loop bar, the top of the movable rod is fixed on the bottom plate surface of the leg and knee supporting piece, the outer hoop frame and the leg and knee supporting piece are fixedly installed, and an inner support spring is arranged between the inner support loop bar and the bottom plate surface of the leg and knee supporting piece;
a hip power assisting assembly is arranged between the loading substrate and the hip pad and comprises a mounting substrate, an elastic curved plate mounted on the mounting substrate and side edge attaching seats arranged at two ends of the elastic curved plate;
the side edge attaching seat comprises a supporting bolt arranged on the inner curved surface of the elastic curved plate, a supporting frame arranged on the supporting bolt and a hip sucker arranged on the supporting frame; the supporting bolt is internally supported in the inner cavity of the supporting frame, and an inner frame spring is arranged between the supporting bolt and the inner wall of the supporting frame;
the suction assembly comprises a midwifery sucker and an air guide cavity arranged at the air supply end of the midwifery sucker, a piston is arranged in the air guide cavity, a driving rod end of the piston is externally connected with a rotating crank, and a power input rod end of the rotating crank is connected with a steering shaft.
2. The obstetric apparatus for gynecology and obstetrics as claimed in claim 1, wherein both ends of said elastic curved plate are tightened to both ends of said mounting base plate by elastic pull strings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110749933.0A CN113456128B (en) | 2021-07-02 | 2021-07-02 | Obstetric device for obstetrics and gynecology department |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110749933.0A CN113456128B (en) | 2021-07-02 | 2021-07-02 | Obstetric device for obstetrics and gynecology department |
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| CN113456128A CN113456128A (en) | 2021-10-01 |
| CN113456128B true CN113456128B (en) | 2023-03-31 |
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