CN216090719U

CN216090719U - Obstetrical department water bag

Info

Publication number: CN216090719U
Application number: CN202122565236.8U
Authority: CN
Inventors: 秦志娟; 王霞
Original assignee: Hebei Provincial Hospital Of Traditional Chinese Medicine First Affiliated Hospital Of Hebei University Of Traditional Chinese Medicine
Current assignee: Hebei Provincial Hospital Of Traditional Chinese Medicine First Affiliated Hospital Of Hebei University Of Traditional Chinese Medicine
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-03-22
Anticipated expiration: 2031-10-25

Abstract

The utility model relates to a water bag for obstetrical department, which mainly has two functions of labor induction and compression hemostasis, and a top lighting mechanism is added to the water bag, so that the vision is better when the water bag is operated by a vagina; in addition, an outward drainage channel is additionally arranged at the upper end of the water sac, so that blood in the uterine cavity can be drained out while the uterine cavity is pressed to stop bleeding, the hematocele in the uterine cavity is prevented, and the bleeding condition can be observed. The method specifically comprises the following steps: water filled balloon, catheter and lighting mechanism, the catheter includes: the catheter comprises a catheter head end and a catheter body, wherein a guide line channel, an outward drainage channel and an inward water filling channel are arranged in the catheter body; the lighting mechanism comprises a lamp panel, a wire and a light switch, the lamp panel is fixedly arranged inside the head end of the conduit, one end of the wire is positioned inside the wire channel and is connected with the lamp panel, and the other end of the wire penetrates out of the wire channel and is connected with the light switch; the water filling balloon is positioned on the catheter and is communicated with the inward water filling channel so as to fill water into the water filling balloon; the outward drainage channel is provided with a perforation for liquid in the uterine cavity to flow out.

Description

Obstetrical department water bag

Technical Field

The utility model relates to the technical field of medical instruments for obstetrical department, in particular to a water bag for obstetrical department.

Background

The obstetrical water sac is a common tool for gynecological induced labor, and can be placed between uterine wall fetal membranes in the gynecological induced labor process, and then a special mechanical tool is used for dilating the cervix, promoting the cervix to mature, inducing the uterus to continuously contract, and helping women to produce; in addition, during the cesarean section operation, the uterine bleeding stopping device is also used for stopping bleeding under the condition that the cesarean section incision pregnancy can not be timely found and the pregnancy is stopped as a general negative pressure suction uterine curettage during the cesarean section.

However, obstetric water bags currently in use include: when the water-filled balloon is used, water is filled into the water-filled balloon through the catheter so that the balloon is swelled. However, the medical nursing staff is inconvenient because the medical nursing staff is matched with other medical tools due to the limited use range of the medical nursing staff because of the simple structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water bag for obstetrical department, which solves the problems in the background technology.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

an obstetric water bladder, comprising: a water-filled balloon, a catheter and an illumination mechanism, the catheter comprising: the catheter comprises a catheter head end and a catheter body, wherein a guide line channel, an outward drainage channel and an inward water filling channel are arranged in the catheter body;

the lighting mechanism comprises a lamp panel, a wire and a light switch, the lamp panel is fixedly arranged inside the head end of the conduit, one end of the wire is positioned inside the wire channel and connected with the lamp panel, and the other end of the wire penetrates out of the wire channel and is connected with the light switch;

the water filling balloon is positioned on the catheter and is communicated with the inward water filling channel so as to fill water into the water filling balloon through the inward water filling channel;

and the outward drainage channel is provided with a perforation for liquid in the uterine cavity to flow out.

As a further improvement of the present invention, it further comprises: an outward drainage tube and an inward water filling tube, wherein the outward drainage tube is communicated with the outward drainage channel; the inward water filling pipe is communicated with the inward water filling channel and forms a preset included angle with the outward drainage pipe.

As a further improvement of the present invention, it further comprises: a one-way valve I and a one-way valve II;

the first check valve is arranged at a water inlet of the inward water filling pipe and used for preventing filled water from flowing backwards, and the second check valve is arranged at a water outlet of the outward drainage pipe and used for preventing liquid in a uterine cavity from flowing backwards.

As a further improvement of the present invention, the first check valve and the second check valve each include: the piston and the spring are both positioned in the shell, one end of the spring is connected with the piston, and the other end of the spring is connected with the inside of the shell;

the piston is used for opening the fluid channel by moving downwards under the action of the liquid pressure when the liquid flows in the forward direction and closing the fluid channel by moving upwards under the action of the spring and the liquid when the liquid flows in the reverse direction.

As a further improvement of the utility model, a cylindrical liquid inlet, a channel I, a channel II, a channel III, a channel IV and a liquid outlet are sequentially arranged in the shell from top to bottom; the diameter of the first channel is smaller than that of the liquid inlet and that of the second channel, the diameter of the third channel is smaller than that of the second channel and larger than that of the first channel and that of the fourth channel, and the diameter of the liquid outlet is larger than that of the fourth channel;

the piston is cylindrical, the outer diameter of the piston is equal to the diameter of the third channel, a plurality of through holes are formed in the upper portion of the outer wall of the piston, and the length of the piston is larger than that of the third channel and smaller than the sum of the lengths of the third channel and the fourth channel; the closed end of the piston is close to the liquid inlet and is upwards contracted into a cone shape;

one end of the spring is connected with the inner top of the piston, and the other end of the spring is connected with the inner wall of the shell between the third channel and the fourth channel.

As a further improvement of the utility model, the water outlet of the outward drainage tube is connected with a drainage bag, and the drainage bag comprises: the drainage tube is arranged at the lower part of the bag body, and the switching valve II is arranged on the drainage tube;

the switch valve I is used for controlling liquid in the uterine cavity to flow into the bag body, the one-way valve is used for preventing the liquid in the bag body from flowing back to the flow guide pipe from the bag body, and the switch valve II is used for controlling the liquid in the bag body to be discharged.

As a further improvement of the utility model, the light switch is also provided with a power supply module and a light brightness adjusting knob.

As a further development of the utility model, the predetermined angle is in the range from 0 to 70 °.

As a further improvement of the utility model, the water filling balloon, the catheter, the outward drainage tube and the inward water filling tube are all made of medical silica gel materials.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the water sac used in the current obstetrical department mainly has two functions: 1. induction of labor: the water sac is placed between the uterine wall and the fetal membrane, the internal pressure of the uterus is increased, and the cervical canal is mechanically pressed, so that the uterine contraction is induced and caused. 2. Compression hemostasis: poor uterine contraction or local bleeding after childbirth can be pressed by the water sac. The water bag provided by the utility model has two additional advantages: 1. and a top lighting mechanism is added, so that the vision is better when the water sac is operated by the vagina. 2. An outward drainage channel is added at the upper end of the water sac, so that blood in the uterine cavity can be drained out while the uterine cavity is pressed to stop bleeding, the hematocele in the uterine cavity is prevented, and the bleeding condition can be observed.

When the obstetric water bag provided by the embodiment of the utility model is used, the lamp panel positioned at the head end of the catheter can be turned on through the light switch to illuminate the surgical field, so that the operation of medical personnel is facilitated; water can be injected into the water filling balloon through the inward water filling channel, and the water filling balloon expands along the shape of the uterine cavity, so that the uterine wall is uniformly pressed, and the effects of stopping bleeding and dilating the cervix can be realized; in addition, insert the head end back in the palace chamber, the palace chamber is through perforation and output flow channel intercommunication, when having the circumstances such as hemorrhage to take place in the palace chamber, the hemorrhage can flow through the perforation, and medical personnel can conveniently judge the hemostasis condition in endometrium chamber through observing the liquid condition of flowing, decides to keep somewhere the time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of an obstetrical water bag provided by an embodiment of the utility model.

Fig. 2 is a schematic view of the internal structure of fig. 1.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic structural diagram of a check valve for forward flow according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a check valve in reverse flow according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a drainage bag according to an embodiment of the present invention.

Wherein: 1 water filling balloon, 2 catheters, 21 catheter head ends, 22 catheter bodies, 221 guide line channels, 222 outward drainage channels, 222-1 through holes, 223 inward water filling channels, 223-1 through holes, 3 lighting mechanisms, 31 lamp panels, 32 guide lines, 33 light switches, 4 one-way valves I, 41 shells, 42 pistons, 43 springs, 44 liquid inlets, 45 channels I, 46 channels II, 47 channels III, 48 channels IV, 49 liquid outlets, 410 through holes, 5 one-way valves II, 6 outward drainage tubes, 7 inward water filling tubes, 8 drainage bags, 81 bags, 82 drainage tubes, 83 liquid drainage tubes, 84 switch valves I, 85 one-way valves III, 86 switch valves II and 100 liquids.

Detailed Description

For the purposes of promoting a clear and complete description of the utility model, and for purposes of making apparent and enabling the utility model to be embodied and broadly described, reference will now be made to the following description of certain embodiments, wherein the terms "center", "vertical", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like are used in the orientation and positional relationship indicated in the drawings, which are for convenience in describing the utility model and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

An embodiment of the present invention provides a water bag for obstetrical department, as shown in fig. 1 to 3, including: the water-filled balloon 1, the catheter 2 and the illuminating mechanism 3 are made of medical silica gel materials. The catheter 2 comprises: the catheter comprises a catheter head end 21 and a catheter body 22, wherein a guide wire channel 221, an outward drainage channel 222 and an inward water filling channel 223 are arranged inside the catheter body 22;

the lighting mechanism 3 comprises a lamp panel 31, a wire 32 and a light switch 33, the lamp panel 31 is fixedly arranged inside the head end 21 of the conduit, one end of the wire 32 is positioned inside the wire channel 221 and connected with the lamp panel 31, the other end of the wire passes through the wire channel 221 and is connected with the light switch 33, and the light switch 33 is further provided with a power supply module and a light brightness adjusting knob;

the water-filled balloon 1 is positioned on the catheter 2 and is communicated with the inward water-filling channel 223 so as to fill water into the water-filled balloon 1 through the inward water-filling channel 223, as shown in fig. 1 and 2, a through hole 223-1 is arranged on the inward water-filling channel so as to fill water into the water-filled balloon through the through hole 223-1, and a perforation 222-1 for liquid in the uterine cavity to flow out is arranged on the outward drainage channel 222.

When the obstetric water bag provided by the embodiment of the utility model is used, the lamp panel 31 positioned at the head end 21 of the catheter can be turned on through the light switch 33 to illuminate the operation field, so that the operation of medical personnel is facilitated; water can be injected into the water-filled balloon 1 through the inward water-filled channel 223, and the water-filled balloon 1 expands along the shape of the uterine cavity, so that the uterine wall is uniformly pressed, and the effects of stopping bleeding and dilating the cervix can be realized; in addition, after the head end is inserted into the uterine cavity, the uterine cavity is communicated with the output flow channel through the perforation 222-1, when bleeding and other conditions occur in the uterine cavity, the bleeding can flow out through the perforation 222-1, and medical workers can conveniently judge the hemostasis condition of the endometrial cavity by observing the flowing liquid condition and determine the retention time.

In order to facilitate the filling of water into the water-filled balloon 1 and the outflow of the liquid in the uterine cavity, in a possible manner, as shown in fig. 1 and 2, it further comprises: the outward drainage tube 6 and the inward water filling tube 7, and the outward drainage tube 6 and the inward water filling tube 7 can also be made of medical silica gel materials. Wherein the outward drainage tube 6 is communicated with the outward drainage channel 222; the inward water filling pipe 7 is communicated with the inward water filling passage 223 and forms a preset included angle with the outward drainage pipe 6.

The included angle between the inward water filling pipe 7 and the outward water drainage pipe 6 refers to the included angle between the axes of the inward water filling pipe and the outward water drainage pipe, in addition, the range of the preset included angle is not particularly limited in the embodiment of the present invention, and exemplarily, the angle range of the preset included angle is 0 to 70 degrees.

Of course, it also includes: the one-way valve I4 is arranged at a water inlet of the inward water filling pipe 7 and used for preventing filled water from flowing backwards, and the one-way valve II 5 is arranged at a water outlet of the outward drainage pipe 6 and used for preventing liquid in the uterine cavity from flowing backwards, so that one-way flow of the liquid is guaranteed.

In order to realize the one-way flow function of the one-way valve one 4 and the one-way valve two 5, the structure of the one-way valve one 4 and the one-way valve two 5 will be described below.

In a possible implementation, the first check valve 4 and the second check valve 5 are identical in structure, and as shown in fig. 4 and 5, each of the first check valve 4 and the second check valve 5 includes: the water pump comprises a shell 41, a piston 42 and a spring 43, wherein a fluid channel is arranged in the shell 41 and is communicated with an inward water filling pipe 7 or an outward water drainage pipe 6, the piston 42 and the spring 43 are both positioned in the shell 41, one end of the spring 43 is connected with the piston 42, and the other end of the spring 43 is connected with the inside of the shell 41;

the piston 42 is used to move downward to open the fluid passage under the action of the liquid pressure and the spring 43 when the liquid flows from top to bottom in the forward flow diagram 4, and to move upward to close the fluid passage when the liquid flows from top to bottom in the reverse flow diagram 5.

Therefore, when water is filled, water can enter the water filling balloon 1 through the one-way valve I4, the inward flushing pipe and the inward water filling channel 223; during liquid drainage, liquid in the uterine cavity can flow out through the through hole 222-1, the outward drainage channel 222, the outward drainage tube 6 and the one-way valve II 5, and the situation that the liquid flows reversely does not occur.

Furthermore, a cylindrical liquid inlet 44, a first channel 45, a second channel 46, a third channel 47, a fourth channel 48 and a liquid outlet 49 are sequentially arranged in the housing 41 from top to bottom, and the first channel, the second channel, the third channel and the fourth channel form a fluid channel;

wherein, the diameter of the first channel 45 is smaller than that of the liquid inlet 44 and that of the second channel 46, the diameter of the third channel 47 is smaller than that of the second channel 46 and larger than that of the first channel 45 and that of the fourth channel 48, and the diameter of the liquid outlet 49 is larger than that of the fourth channel 48;

the piston 42 is cylindrical, the outer diameter of the piston is equal to the diameter of the third channel 47, a plurality of through holes 410 are formed in the upper portion of the outer wall of the piston 42, and the length of the piston 42 is larger than that of the third channel 47 and smaller than the sum of the lengths of the third channel 47 and the fourth channel 48; the closed end of the piston 42 is close to the liquid inlet 44 and is tapered upwards;

one end of the spring 43 is connected to the inner top of the piston 42 and the other end is connected to the inner wall of the housing 41 between the third passage 47 and the fourth passage 48.

When the liquid 100 is flowing in the forward direction, the piston 42 is pushed downward by the pressure of the liquid 100, causing the piston 42 to slide in the third channel 47 while the spring 43 contracts until the bottom of the piston 42 contacts the inner wall of the housing 41 between the third channel 47 and the fourth channel 48, as shown in fig. 4. The liquid 100 flows into the flow guide pipe 82 and the bag body 81 through the liquid inlet 44, the first passage 45, the second passage 46, the through hole 410, the third passage 47, the fourth passage 48 and the liquid outlet 49 in sequence.

As shown in fig. 5, when the liquid 100 flows in the reverse direction, the piston 42 is pushed upward by the pressure of the liquid 100, so that the piston 42 slides in the third channel 47, and the spring 43 extends until the top of the piston 42 contacts the inner wall of the housing 41 between the first channel 45 and the second channel 46, i.e., the top of the piston 42 contacts the inner wall of the housing 41, so that the passage between the first channel 45 and the second channel 46 is cut off, and the liquid 100 is prevented from flowing from the second channel 46 to the first channel 45.

In addition, in order to conveniently store the liquid flowing out from the outward drainage tube 6, in this embodiment, the water outlet of the outward drainage tube may be further connected with a drainage bag 8 to temporarily store the liquid in the uterine cavity of the human body through the drainage bag 8, as shown in fig. 6, the drainage bag 8 includes: the bag body 81, a guide pipe 82 and a liquid discharge pipe 83 which are connected with the bag body 81, wherein the guide pipe 82 is arranged at the upper part of the bag body 81, a first switch valve 84 and a third one-way valve 85 are arranged on the guide pipe, and the liquid discharge pipe is arranged at the lower part of the bag body 81, and a second switch valve 86 is arranged on the liquid discharge pipe;

the first switch valve 84 is used for controlling the liquid in the uterine cavity to flow into the bag body 81, the third one-way valve 85 is used for preventing the liquid in the bag body 81 from flowing back to the flow guide pipe 82, and the second switch valve 86 is used for controlling the liquid in the bag body 81 to be discharged.

The structure of the check valve three 85 may be the same as the structure of the check valve one 4 and the check valve two 5, and will not be described again.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. An obstetrical water bladder, characterized in that it comprises: water-filled balloon (1), catheter (2) and illumination mechanism (3), said catheter (2) comprising: the catheter comprises a catheter head end (21) and a catheter body (22), wherein a guide wire channel (221), an outward drainage channel (222) and an inward water filling channel (223) are arranged in the catheter body (22);

the lighting mechanism (3) comprises a lamp panel (31), a lead (32) and a light switch (33), the lamp panel (31) is fixedly arranged inside the head end (21) of the conduit, one end of the lead (32) is positioned inside the lead channel (221) and is connected with the lamp panel (31), and the other end of the lead passes through the lead channel (221) and is connected with the light switch (33);

the water filling balloon (1) is positioned on the catheter (2) and is communicated with the inward water filling channel (223) so as to fill water into the water filling balloon (1) through the inward water filling channel (223);

the outward drainage channel (222) is provided with a perforation (222-1) for liquid in the uterine cavity to flow out.

2. An obstetric water bladder as claimed in claim 1, further comprising: an outward drainage tube (6) and an inward water filling tube (7), wherein the outward drainage tube (6) communicates with the outward drainage channel (222); the inward water filling pipe (7) is communicated with the inward water filling channel (223) and forms a preset included angle with the outward drainage pipe (6).

3. An obstetric water bladder as claimed in claim 2, further comprising: a one-way valve I (4) and a one-way valve II (5);

the one-way valve I (4) is arranged at a water inlet of the inward water filling pipe (7) and used for preventing filled water from flowing backwards, and the one-way valve II (5) is arranged at a water outlet of the outward drainage pipe (6) and used for preventing liquid in the uterine cavity from flowing backwards.

4. An obstetric water bag according to claim 3, characterized in that said one-way valve one (4) and said one-way valve two (5) each comprise: the water pump comprises a shell (41), a piston (42) and a spring (43), wherein a fluid passage is arranged in the shell (41) and is communicated with the inward water filling pipe (7) or the outward water drainage pipe (6), the piston (42) and the spring (43) are both positioned in the shell (41), one end of the spring (43) is connected with the piston (42), and the other end of the spring is connected with the inside of the shell (41);

the piston (42) is adapted to move downwardly under the pressure of the liquid to open the fluid passageway when the liquid is flowing in the forward direction and to move upwardly under the action of the spring (43) and the liquid to close the fluid passageway when the liquid is flowing in the reverse direction.

5. The obstetric water bag according to claim 4, wherein a cylindrical liquid inlet (44), a first passage (45), a second passage (46), a third passage (47), a fourth passage (48) and a liquid outlet (49) are sequentially arranged in the housing (41) from top to bottom; wherein the diameter of the first channel (45) is smaller than the diameter of the liquid inlet (44) and the diameter of the second channel (46), the diameter of the third channel (47) is smaller than the diameter of the second channel (46) and larger than the diameters of the first channel (45) and the fourth channel (48), and the diameter of the liquid outlet (49) is larger than the diameter of the fourth channel (48);

the piston (42) is cylindrical, the outer diameter of the piston is equal to the diameter of the channel III (47), a plurality of through holes (410) are formed in the upper portion of the outer wall of the piston, and the length of the piston (42) is larger than that of the channel III (47) and smaller than the sum of the lengths of the channel III (47) and the channel IV (48); the closed end of the piston (42) is close to the liquid inlet (44) and is tapered upwards;

one end of the spring (43) is connected with the inner top of the piston (42), and the other end of the spring is connected with the inner wall of the shell (41) between the third channel (47) and the fourth channel (48).

6. An obstetric water bag according to claim 2, characterized in that the outlet of the outward drainage tube (6) is connected with a drainage bag (8), said drainage bag (8) comprising: the bag comprises a bag body (81), a guide pipe (82) and a liquid discharge pipe (83), wherein the guide pipe (82) is connected with the bag body (81), the guide pipe (82) is arranged at the upper part of the bag body (81), a first switch valve (84) and a third one-way valve (85) are arranged on the guide pipe, the liquid discharge pipe (83) is arranged at the lower part of the bag body (81), and a second switch valve (86) is arranged on the liquid discharge pipe;

the first switch valve (84) is used for controlling liquid in the uterine cavity to flow into the bag body (81), the third one-way valve (85) is used for preventing the liquid in the bag body (81) from flowing back to the flow guide pipe (82) from the bag body (81), and the second switch valve (86) is used for controlling the liquid in the bag body (81) to be discharged.

7. An obstetrical water bag according to claim 1, characterized in that said light switch (33) is further provided with a power supply module and a light brightness adjusting knob.

8. An obstetric water bag according to claim 2, wherein said predetermined included angle is in the range of 0-70 °.

9. The obstetrical water bag according to claim 2, wherein the water-filled balloon (1), the catheter (2), the outward drainage tube (6) and the inward water-filled tube (7) are all made of medical silica gel.