CN220175211U - Negative pressure fetal head suction midwifery device - Google Patents

Abstract

The utility model discloses a negative pressure fetal head suction midwifery device, which comprises a clamp and two groups of auxiliary frames, wherein the two groups of auxiliary frames are symmetrically arranged at the ends of two groups of clamping arms of the clamp, a containing cylinder is arranged above the clamp, a sucker is arranged at one end of the containing cylinder, which is close to the auxiliary frames, the end, which is far away from the sucker, of the containing cylinder is penetrated with a guide pipe, the guide pipe is fixed at the top of the clamp, and two groups of side pipes are symmetrically arranged at the front side and the rear side of the guide pipe; the auxiliary frame comprises a main pipe fixed at the end part of the clamp, and a rectangular frame-shaped branch pipe is communicated with the end part of the main pipe. The beneficial effects are that: according to the utility model, the two groups of side pipes are communicated with the bottoms of the two groups of auxiliary frames serving as fetal head clamping equipment at the front ends of the clamps, so that the auxiliary frames can continuously guide out the lubricant for guiding lubrication in the process of extending into the genital tract, the problem of abrasion caused by gradual reduction of the lubricant in the process of extending into the genital tract of the traditional midwifery device is avoided, and the use is safer.

Description

Negative pressure fetal head suction midwifery device

Technical Field

The utility model relates to the field of midwifery equipment, in particular to a negative pressure fetal head suction midwifery device.

Background

The negative pressure suction delivery assisting device is an extremely important delivery assisting means for assisting in ending delivery as soon as possible in hospitals under the conditions that the fetal delivery is assisted by utilizing the negative pressure suction fetal head of a fetal head suction device and is commonly used for gestation and heart diseases, preeclampsia, scar uterus and the like, in order to reduce the effort of a puerpera and the intrauterine embarrassment of the fetus, the front end of a delivery assisting device needs to be stretched into a genital tract in the clinical use process, the front end of a clamp needs to be smeared with lubricant in the operation process, however, the front end of the clamp is in a close fit state with the clamp in the genital tract in the process of stretching into the genital tract, the lubricant continuously adheres to the inner wall of the genital tract, so that the lubrication effect of the front end of the clamp is gradually deteriorated in the continuous stretching process, and further, the front end of the clamp loses the lubrication effect after the clamp is stretched into a set length, the fetal head or the inner wall of the puerpera is easily damaged in the process of the auxiliary delivery of the puerpera after the fetal head is clamped and absorbed, and potential safety hazards exist.

Disclosure of Invention

The utility model aims to solve the problems, and provides a negative pressure fetal head suction midwifery device, wherein two groups of side pipes are communicated with the bottom of an auxiliary frame serving as fetal head clamping equipment at the front end of a clamp, a catheter is pushed to extend into a containing cylinder by virtue of the pushing force of the clamp in the process that the auxiliary frame extends into a genital tract of a puerpera, and then lubricant in the containing cylinder is pushed to be discharged into the two groups of side pipes along the catheter by virtue of a sealing ring at the end of the catheter, and further the lubricant is continuously discharged outwards by virtue of a main pipe and a branch pipe communicated with the side pipes, so that the auxiliary frame can be continuously led out of the lubricant for guiding lubrication in the process that the auxiliary frame extends into the genital tract, and the problem of abrasion caused by gradual reduction of the lubricant in the process that the conventional midwifery device extends into the genital tract is avoided, and the use is safer, as described in detail below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a negative pressure fetal head suction midwifery device, which comprises a clamp and two groups of auxiliary frames, wherein the two groups of auxiliary frames are symmetrically arranged at the ends of two groups of clamping arms of the clamp, a containing cylinder is arranged above the clamp, a sucker is arranged at one end of the containing cylinder, which is close to the auxiliary frames, the end, which is far away from the sucker, of the containing cylinder is penetrated with a guide pipe, the guide pipe is fixed at the top of the clamp, and two groups of side pipes are symmetrically arranged at the front side and the rear side of the guide pipe;

the auxiliary frame comprises a main pipe fixed at the end part of the clamp, rectangular frame-shaped branch pipes are communicated with the end part of the main pipe, a plurality of groups of liquid discharging holes are uniformly distributed on one side of the branch pipes away from the clamp, the guide pipe penetrates into the accommodating cylinder and is communicated with the accommodating cylinder, a piston ring which is in sliding sealing fit with the inner wall of the accommodating cylinder is fixed on the outer side of the end part of the guide pipe, a three-way pipe is arranged at one end of the accommodating cylinder, the front end and the rear end of the three-way pipe are respectively communicated with two groups of side pipes, and the other end of the side pipe is communicated with the main pipe.

When the negative pressure fetal head suction midwifery device is adopted, a fetus is required to be sucked through the midwifery device so as to assist delivery, the accommodating cylinder is maintained to serve as a supporting structure so as to extend the two groups of auxiliary frames at the front end of the clamp into the reproductive tract of a puerpera, when one end of the drain hole of the auxiliary frame continuously moves into the reproductive tract, the auxiliary frame is continuously pushed into the accommodating cylinder through the guide pipe of the clamp belt, further, the lubricant which is injected in advance in the accommodating cylinder is pushed to be conveyed into the guide pipe through the sealing ring at the end part of the guide pipe, the lubricant which enters the guide pipe enters the two groups of side pipes through the three-way pipe again and is guided to be conveyed into the main pipe and the branch pipe through the side pipes and is discharged through the drain hole of the branch pipe, and further, lubrication can be obtained all the time in the process that the auxiliary frame stretches into the reproductive tract to clamp the fetal head, and smoothness in the process that the auxiliary frame stretches into and stretches out of the reproductive tract is ensured; when the distance between the two groups of auxiliary frames needs to be adjusted to clamp the fetal head, a user grabs the two groups of holding sleeves to separate the two groups of side arms, the two groups of side arms rotate and open under the support of the vertical shaft, the two groups of side arms are gradually expanded and open away from one end of the handle, the two groups of side arms are utilized to support the parallel frames to generate rotational deformation, the distance between the two groups of connecting plates is expanded, the two groups of connecting plates are still in a parallel state, the two groups of auxiliary frames at the end parts of the connecting plates follow the expanding distance between the connecting plates, and then the distance adjustment process of the two groups of auxiliary frames is realized.

Preferably, the clamp comprises two groups of side arms which are symmetrically distributed around, two groups of rotating lugs are fixed on opposite sides of the two groups of side arms in an up-down staggered manner, vertical shafts which support the two groups of side arms to rotate are arranged in the middle of the two groups of rotating lugs in a penetrating manner, a fixing seat is arranged at the top end of each vertical shaft, and the guide pipe transversely penetrates through the fixing seat and is in interference fit with the fixing seat.

Preferably, a reinforcing plate transversely extending to the lower part of the accommodating cylinder is fixed in the middle of the vertical shaft, one end, away from the vertical shaft, of the reinforcing plate is bent upwards and is fixedly provided with a sliding sleeve, and the accommodating cylinder transversely penetrates through the sliding sleeve and is in clearance fit with the sliding sleeve.

Preferably, the side arm is close to one end of the auxiliary frame and is hinged with a connecting plate, two groups of connecting plates are arranged between the two groups of connecting plates and are arranged in an X-shaped parallel frame, the parallel frame comprises four groups of inclined plates which are distributed in a staggered mode, the middle parts of the four groups of inclined plates are in running fit through vertical shafts, the parallel frame is hinged with the end parts of the side arm, and two groups of restraining rods which extend vertically are fixed at two ends of the side arm, which are far away from the parallel frame.

Preferably, the middle parts of the two groups of connecting plates are vertically penetrated with a restraining groove extending along the length direction of the connecting plates, the restraining rod penetrates into the restraining groove and is in sliding fit with the restraining groove, the two groups of connecting plates are parallel to each other, one end of each side arm, far away from each connecting plate, is fixedly provided with a handle, and one end, far away from each side arm, of each handle is sleeved with a holding sleeve.

Preferably, the two groups of branch pipes are of two groups of C-shaped structures with opposite openings, a longitudinal shaft is longitudinally fixed at the joint of the main pipe and the side pipe, and the longitudinal shaft is hinged with the end part of the connecting plate.

Preferably, the sucker is a hollow hemispherical rubber shell, a negative pressure pipe is communicated with the outer side wall of the sucker above the accommodating cylinder, and a negative pressure joint is arranged at the outer end part of the negative pressure pipe.

Preferably, a pressure release valve is arranged in the middle of the negative pressure pipe, and a filter screen is arranged in the liquid discharge hole of the branch pipe.

The beneficial effects are that: according to the utility model, the two groups of side pipes are communicated with the bottom of the auxiliary frame serving as fetal head clamping equipment at the front end of the clamp, the guide pipe is pushed to extend into the accommodating cylinder by virtue of the pushing force of the clamp in the process that the auxiliary frame extends into the genital tract of a puerpera, and then the lubricant in the accommodating cylinder is pushed to be discharged into the two groups of side pipes along the guide pipe by virtue of the sealing rings at the end parts of the guide pipe, and the lubricant is continuously discharged outwards by virtue of the main pipe and the branch pipe communicated with the side pipes, so that the lubricant can be continuously led out for guiding and lubrication in the process that the auxiliary frame extends into the genital tract, the abrasion problem caused by gradual reduction of the lubricant in the process that the conventional midwifery device extends into the genital tract is avoided, and the use is safer.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view block diagram of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a partially disassembled schematic illustration of the present utility model;

fig. 4 is a schematic diagram illustrating the overall structure of the present utility model in a split manner.

The reference numerals are explained as follows:

1. a clamp; 101. a side arm; 101a, rotating ears; 102. a connecting plate; 102a, a restraint slot; 103. a parallel rack; 103a, restraining bars; 104. a grip; 104a, a grip sleeve; 105. a vertical shaft; 105a, a fixed seat; 106. a reinforcing plate; 106a, sliding sleeve; 2. an auxiliary frame; 201. a main pipe; 202. a branch pipe; 202a, a liquid discharge hole; 3. an accommodating cylinder; 301. an end cap; 4. a conduit; 401. piston rings; 402. a three-way pipe; 5. a side pipe; 6. a suction cup; 601. a negative pressure pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-4, the utility model provides a negative pressure fetal head suction midwifery device, which comprises a clamp 1 and two groups of auxiliary frames 2, wherein the two groups of auxiliary frames 2 are symmetrically arranged at the ends of two groups of clamping arms of the clamp 1, a containing cylinder 3 is arranged above the clamp 1, the containing cylinder 3 is used for storing lubricant, a sucker 6 is arranged at one end of the containing cylinder 3, which is close to the auxiliary frames 2, a conduit 4 is penetrated at one end of the containing cylinder 3, which is far away from the sucker 6, the conduit 4 is fixed at the top of the clamp 1, two groups of side pipes 5 are symmetrically arranged at the front side and the rear side of the conduit 4, the side pipes 5 are used for connecting the auxiliary frames 2 with the conduit 4, so that the lubricant in the containing cylinder 3 can be conveniently conveyed to the position of the auxiliary frames 2 along the conduit 4 and the side pipes 5;

the auxiliary frame 2 comprises a main pipe 201 fixed at the end part of the clamp 1, the end part of the main pipe 201 is communicated with a rectangular frame-shaped branch pipe 202, a plurality of groups of liquid discharging holes 202a are uniformly distributed on one side of the branch pipe 202 away from the clamp 1, the liquid discharging holes 202a are used for guiding lubricant to be discharged to the outer side of the branch pipe 202 for lubrication, a guide pipe 4 penetrates into the accommodating cylinder 3 and is communicated with the accommodating cylinder 3, a piston ring 401 which is in sliding sealing fit with the inner wall of the accommodating cylinder 3 is fixed on the outer side of the end part of the guide pipe 4, the guide pipe 4 can push the lubricant in the accommodating cylinder 3 to be continuously guided into the guide pipe 4 to be conveyed outwards in the sliding process of the guide pipe 4 to the sucking disc 6, one end of the guide pipe 4 extends out of the accommodating cylinder 3, the front end and the rear ends of the three-way pipe 402 are respectively communicated with two groups of side pipes 5, and the other ends of the side pipes 5 are communicated with the main pipe 201.

As an optional implementation manner, the clamp 1 comprises two groups of side arms 101 which are symmetrically distributed from front to back, two groups of rotating lugs 101a are fixed on opposite sides of the two groups of side arms 101 in an up-down staggered manner, a vertical shaft 105 for supporting the two groups of side arms 101 to rotate is penetrated in the middle of the two groups of rotating lugs 101a, a fixed seat 105a is arranged at the top end of the vertical shaft 105, the guide pipe 4 transversely penetrates through the fixed seat 105a and is in interference fit with the fixed seat 105a, the guide pipe 4 is fixedly connected with the clamp 1 through the vertical shaft 105, a reinforcing plate 106 transversely extending below the accommodating cylinder 3 is fixed in the middle of the vertical shaft 105, one end of the reinforcing plate 106 far away from the vertical shaft 105 is bent upwards and is fixedly provided with a sliding sleeve 106a, and the accommodating cylinder 3 transversely penetrates through the sliding sleeve 106a and is in clearance fit with the sliding sleeve 106a, so that the whole clamp 1 and the whole guide pipe 4 can transversely and the accommodating cylinder 3 are relatively slipped;

the side arm 101 is hinged with a connecting plate 102 near one end of the auxiliary frame 2, two groups of connecting plates 102 are arranged between the X-shaped parallel frames 103, the parallel frames 103 comprise four groups of inclined plates which are distributed in a staggered way, the middle parts of the four groups of inclined plates are in running fit through vertical shafts, the parallel frames 103 are hinged with the end parts of the side arm 101, two groups of vertically extending restraint rods 103a are fixed at the two ends of the parallel frames 103 far away from the side arm 101, restraint grooves 102a extending along the length direction of the restraint rods 102a vertically penetrate through the middle parts of the two groups of connecting plates 102, the restraint rods 103a penetrate into the restraint grooves 102a and are in sliding fit with the restraint grooves 102a, the two groups of connecting plates 102 are parallel to each other, the two groups of connecting plates 102 are ensured to be always in a parallel state through the parallel frames 103 when the opening degree of the clamp 1 is regulated, the two groups of auxiliary frames 2 at the end parts of the two groups of connecting plates 102 are kept in a state of being always parallel, the auxiliary frames 2 are always kept in parallel with the outer side of the fetal head when clamped to the fetal head, the defect that the fetal is easy to be injured when the clamping angle of the existing clamp 1 is changed is overcome, the use is safer, the end of the side arm 101 far away from the connecting plates 102 is fixedly provided with a handle 104, the end of the two groups of handles 104 far away from the side arm 101 is sleeved with a holding sleeve 104a, the two groups of branch pipes 202 are of C-shaped structures with two opposite openings, a longitudinal shaft is longitudinally fixed at the joint of the main pipe 201 and the side pipe 5, and the longitudinal shaft is hinged with the end part of the connecting plates 102, so that the whole auxiliary frame 2 can be adjusted in an up-down angle, and the clamping operation requirements of medical staff at different heights are conveniently adapted;

the sucking disc 6 is a hollow hemispherical rubber shell, a negative pressure pipe 601 is communicated with the outer side wall of the sucking disc 6 above the accommodating cylinder 3, a negative pressure joint is arranged at the outer end part of the negative pressure pipe 601, a pressure release valve is arranged in the middle of the negative pressure pipe 601, and the negative pressure pipe 601 is connected with an external negative pressure pump so as to absorb the sucking disc 6 to the fetal head through the negative pressure pipe 601 and then suck the fetal head into a negative pressure state, so that the fetal delivery is assisted by pulling the sucking disc 6 and the auxiliary frame 2 outwards, the negative pressure suction force inside the negative pressure pipe 601 and the sucking disc 6 is avoided to be too large by arranging the pressure release valve, a filter screen is arranged in a liquid discharge hole 202a of the branch pipe 202, and the filter screen is arranged so as to prevent sundries such as blood clots in a genital tract from entering the branch pipe 202 to block a lubricant infusion channel.

With the structure, when the delivery is assisted by sucking a fetus through the midwifery device, the holding cylinder 3 is maintained as a supporting structure to extend the two groups of auxiliary frames 2 at the front end of the clamp 1 into the genital tract of a puerpera, when one end of the liquid discharge hole 202a of the auxiliary frame 2 continuously moves into the genital tract, the liquid is continuously pushed into the holding cylinder 3 through the guide pipe 4 carried by the clamp 1, the lubricant pre-injected into the holding cylinder 3 is pushed to be conveyed into the guide pipe 4 through the sealing ring at the end part of the guide pipe 4, the lubricant entering the guide pipe 4 enters the two groups of side pipes 5 through the three-way pipe 402 again and is guided to be conveyed into the main pipe 201 and the branch pipe 202 through the liquid discharge hole 202a of the branch pipe 202, and the auxiliary frame 2 is ensured to be lubricated all the time in the process of extending into the genital tract and the process of extending the genital tract; when the distance between the two groups of auxiliary frames 2 is required to be adjusted to clamp the fetal head, a user grabs the two groups of holding sleeves 104a to separate the two groups of side arms 101, the two groups of side arms 101 are rotated and opened under the support of the vertical shafts 105, one ends of the two groups of side arms 101 far away from the handles 104 are gradually expanded and opened, the two groups of side arms 101 are utilized to support the parallel frames 103 to generate rotational deformation, at the moment, the distance between the two groups of connecting plates 102 is expanded, the two groups of connecting plates 102 are still in a parallel state, and the two groups of auxiliary frames 2 at the end parts of the connecting plates 102 follow the expanded distance between the connecting plates 102, so that the distance adjustment process of the two groups of auxiliary frames 2 is realized;

through two sets of auxiliary frame 2 bottoms intercommunication two sets of side tube 5 as fetal head clamping equipment in clamp 1 front end, the thrust that relies on clamp 1 in auxiliary frame 2 stretches into puerperal reproductive tract in-process pushes away pipe 4 and stretches into holding section of thick bamboo 3, and then in pushing away holding section of thick bamboo 3 through pipe 4 tip sealing ring and discharging to two sets of side tube 5, utilize main pipe 201 and branch pipe 202 that communicate side tube 5 to discharge the lubricant outwards continuously, and then ensure auxiliary frame 2 stretch into reproductive tract in-process can continuously derive the lubricant and carry out the guide lubrication, avoid current midwifery ware to stretch into the scratch problem that the in-process lubricant reduces gradually and cause, use safelyr.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (8)

1. A negative pressure fetal head suction midwifery device, which is characterized in that: the clamp comprises a clamp (1) and two groups of auxiliary frames (2), wherein the two groups of auxiliary frames (2) are symmetrically arranged at the ends of two groups of clamp arms of the clamp (1), a containing cylinder (3) is arranged above the clamp (1), a sucker (6) is arranged at one end, close to the auxiliary frames (2), of the containing cylinder (3), a guide pipe (4) is penetrated at one end, far away from the sucker (6), of the containing cylinder (3), the guide pipe (4) is fixed at the top of the clamp (1), and two groups of side pipes (5) are symmetrically arranged at the front side and the rear side of the guide pipe (4);

auxiliary frame (2) are including being fixed in be responsible for (201) of clamp (1) tip, be responsible for (201) tip intercommunication has rectangle frame form branch pipe (202), branch pipe (202) are kept away from clamp (1) one side equipartition has multiunit apopore (202 a), pipe (4) penetrate inside holding section of thick bamboo (3) and be linked together with this holding section of thick bamboo (3), pipe (4) tip outside is fixed with sliding seal cooperation piston ring (401) of holding section of thick bamboo (3) inner wall, pipe (4) stretch out holding section of thick bamboo (3) one end is provided with three-way pipe (402), both ends are linked together with two sets of side pipe (5) respectively around three-way pipe (402), just the side pipe (5) other end with be linked together of being responsible for (201).

2. A negative pressure fetal head suction midwifery apparatus as claimed in claim 1, wherein: the clamp (1) comprises two groups of side arms (101) which are symmetrically distributed around, two groups of rotating lugs (101 a) are fixed on opposite sides of the two groups of side arms (101) in an up-down staggered mode, vertical shafts (105) which support the two groups of side arms (101) to rotate are arranged in the middle of the two groups of rotating lugs (101 a) in a penetrating mode, fixing seats (105 a) are arranged at the top ends of the vertical shafts (105), and the guide pipe (4) transversely penetrates through the fixing seats (105 a) and is in interference fit with the fixing seats (105 a).

3. A negative pressure fetal head suction midwifery apparatus as claimed in claim 2, wherein: the middle part of the vertical shaft (105) is fixedly provided with a reinforcing plate (106) transversely extending to the lower part of the accommodating cylinder (3), one end, far away from the vertical shaft (105), of the reinforcing plate (106) is bent upwards and is fixedly provided with a sliding sleeve (106 a), and the accommodating cylinder (3) transversely penetrates through the sliding sleeve (106 a) and is in clearance fit with the sliding sleeve (106 a).

4. A negative pressure fetal head suction midwifery apparatus as claimed in claim 3, wherein: the side arm (101) is close to auxiliary frame (2) one end articulates has even board (102), two sets of link and set up in "X" shape parallel frame (103) between board (102), parallel frame (103) are including four sets of crisscross swash plates that distribute, and four sets of swash plate middle parts pass through vertical axis normal running fit, this parallel frame (103) with side arm (101) tip articulates mutually, just parallel frame (103) are kept away from side arm (101) both ends are fixed with two sets of vertical extension's restraint pole (103 a).

5. A negative pressure fetal head suction midwifery apparatus as set forth in claim 4, wherein: two sets of link board (102) middle part all vertically link up have constraint groove (102 a) that extend along its length direction, constraint pole (103 a) penetrate in constraint groove (102 a) and with this constraint groove (102 a) sliding fit, two sets of link board (102) are parallel to each other, side arm (101) are kept away from link board (102) one end is fixed with handle (104), and two sets of handle (104) are kept away from side arm (101) one end all overlaps and is equipped with and holds cover (104 a).

6. A negative pressure fetal head suction midwifery apparatus as set forth in claim 5, wherein: the two groups of branch pipes (202) are of C-shaped structures with two opposite openings, a longitudinal shaft is longitudinally fixed at the joint of the main pipe (201) and the side pipe (5), and the longitudinal shaft is hinged with the end part of the connecting plate (102).

7. A negative pressure fetal head suction midwifery apparatus as claimed in claim 1, wherein: the sucker (6) is a hollow hemispherical rubber shell, a negative pressure pipe (601) is communicated with the outer side wall of the sucker (6) above the accommodating cylinder (3), and a negative pressure joint is arranged at the outer end part of the negative pressure pipe (601).

8. A negative pressure fetal head suction midwifery apparatus as set forth in claim 7, wherein: the middle part of the negative pressure pipe (601) is provided with a pressure release valve, and a filter screen is arranged in a liquid discharge hole (202 a) of the branch pipe (202).