CN219941362U

CN219941362U - Auxiliary urethral catheterization device for parturient with caesarean section

Info

Publication number: CN219941362U
Application number: CN202320504173.1U
Authority: CN
Inventors: 张彩霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-11-03
Anticipated expiration: 2033-03-16

Abstract

The utility model discloses an auxiliary catheterization device for a parturient in caesarean section, which comprises an insertion tube made of medical rubber, wherein one end of the insertion tube is provided with a rubber head, the rubber head is provided with a detection unit for detecting boundary lines between a bladder and a uterus, and a catheterization channel and a cleaning channel are arranged in the insertion tube.

Description

Auxiliary urethral catheterization device for parturient with caesarean section

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an auxiliary catheterization device for a parturient in caesarean section.

Background

In order to solve the problems of high-risk pregnancy, dystocia, delivery of one fetus by caesarean section and the like, obstetrics generally adopts caesarean section. Caesarean delivery is an important surgical delivery method, which is a procedure taken by doctors to remove a fetus and its accessories by cutting the uterus through the abdomen, while the fetus cannot be naturally delivered due to the parturient or the fetus during delivery. However, since a large amount of blood exists after the abdomen is cut, the sight is greatly affected, the distance between the uterus and the bladder is too short, doctors can only judge the positions of the bladder and the uterus according to experience, sometimes, the situation of accidentally injuring the bladder still occurs, pain is increased for puerpera, and the working difficulty is increased for the midwife; in caesarean operation, the puerpera often influences the autonomous urination function because of anesthesia, will make the bladder expand like this, uterus just can't shrink soon in the short time, thereby arouse puerpera in a large amount of bleeding after the postpartum, make puerpera in danger, therefore the obstetrical department adopts the catheter often to solve above-mentioned problem, though can solve the problem of catheterization, but the catheter of present commonly used is gasbag catheter, after the front end of catheter stretches into the bladder, need to pour into liquid or gas to the gasbag, make the gasbag expand, avoid the release of catheter, but the gasbag of inflation has increased the pressure of bladder inboard again, can't eliminate the internal pressure of bladder well, guarantee the normal shrink of uterus, in addition, the postoperative is often need keep somewhere catheter for a period of time, but the postoperative tube drawing often accompanies pain, infection, the difficult scheduling problem of micturition by oneself again.

For this purpose, we propose a puerperal catheterization assisting device for caesarean section and solve the above problems.

Disclosure of Invention

The utility model discloses an auxiliary catheterization device for a parturient in caesarean section, which comprises an insertion tube made of medical rubber, wherein one end of the insertion tube is provided with a rubber head, a detection unit for detecting the boundary between a bladder and a uterus is arranged on the rubber head, a catheterization channel and a cleaning channel are arranged in the insertion tube, one end of the insertion tube, which is far away from the rubber head, is provided with a cleaning box and a sampling box, one end of the insertion tube, which is close to the rubber head, is internally provided with an inner cavity communicated with the end parts of the catheterization channel and the cleaning channel together, an annular filter screen is isolated between the outer ring of the inner cavity and the outside of the insertion tube, and one end of the insertion tube, which is close to the rubber head, is also provided with an elastic tightening assembly and an elastic sealing assembly;

the cleaning box is internally provided with a first cavity and a second cavity which are distributed up and down, the tops of the first cavity and the second cavity are respectively provided with an ultraviolet sterilizing lamp, and the inside of the sampling box is provided with a sampling assembly.

Preferably, the sampling assembly comprises a conveyor belt arranged in the sampling box, the conveyor belt is vertically distributed, two ends of the conveyor belt are respectively sleeved on driving rollers at two ends of the conveyor belt in a transmission mode, a transmission shaft is fixedly arranged in the middle of the driving rollers, two ends of the transmission shaft are respectively movably inserted on the inner wall of the sampling box, the end portions of one group of transmission shafts are in transmission connection with a transmission unit, and a plurality of groups of receiving boxes which are distributed at equal intervals are fixedly arranged at the outer ring of the conveyor belt.

According to the utility model, the rubber head at the end part of the insertion tube can be extended into the bladder, the boundary between the bladder and the uterus is detected by the detection unit on the rubber head, the operation of caesarean section is convenient, the insertion tube is internally provided with the urethral catheterization channel, urine in the bladder can be guided out, the sampling box is internally provided with the sampling assembly, the sampling assembly is used for collecting and storing the urine in stages, so that urine samples in different stages can be selected for detection during urine sample detection, the quality of the urine samples is improved, the sterilization liquid medicine is introduced into the cleaning channel, and the liquid medicine is supplied to the interior after the caesarean section is completed, so that flushing sterilization is completed.

Preferably, a drawing groove is formed in one side of the lower end of the sampling box, a drawing box is arranged in the drawing groove in a drawing mode, a handle is fixedly arranged at the end portion of the drawing box, and the drawing box is correspondingly arranged below the conveying belt.

The elastic tightening component can elastically fix the end part of the insertion tube in the bladder, is not easy to fall off, is fixed by combining the rubber ball and the elastic sheet, replaces the mode of stamping in the bladder by fixing when the conventional air bag is inflated, avoids damage to the bladder and overhigh pressure, seals the outlet of the bladder when the sterilizing liquid medicine is flushed into the bladder, avoids the phenomenon that the sterilizing liquid medicine flows to other positions such as the urethra, and the like, and can drain the flushed liquid through the urethral catheterization channel.

Preferably, the one end intercommunication that the catheterization passageway kept away from the rubber head has the second conveyer pipe, be provided with the fifth control unit in the second conveyer pipe, the fixed rubber tube that is provided with in tip of second conveyer pipe, the rubber tube stretches into the inside of sampling box and meets with the box top opening that connects of conveyer one side, the opposite side of conveyer is provided with the box that corresponds in the box below opening part that connects, the fixed pushing unit that promotes box horizontal migration that is provided with on the inner wall of sampling box, the inside of transferring the box is provided with the inclined plane, and the bottom of inclined plane is provided with the inside hose of intercommunication transfer box, the fixed tap that is provided with of surface of sampling box intercommunication at the hose tip, the tap is located the below of transferring the box.

Specifically, the outer lane department of inside cavity is provided with annular filter screen for the sterilizing liquid that gets into in the bladder is difficult for having other impurity, has played the filterable effect, avoids filling the foreign matter in to the bladder, and the urine in the bladder is in getting the box through the back of catheterization passageway and second conveyer pipe entering rubber tube, at this moment, the drive unit drives the driving roller and rotates, make the conveyer anticlockwise rotation, thereby in getting the box with the urine in proper order, until the conveyer is close to the at least box that gets that one side of rubber tube is full, has played and has been got the urine according to the mesh of smoothly dividing and connect to different boxes that get.

Preferably, the lower extreme intercommunication of wasing the passageway is provided with first conveyer pipe, is provided with fourth control unit in the first conveyer pipe, still be provided with the conveying unit on the first conveyer pipe, be provided with the trunk line that stretches into the washing incasement portion on the conveying unit, the tip intercommunication of trunk line has first minute pipe and second minute pipe, in the tip intercommunication first cavity of first minute pipe, in the tip intercommunication second cavity of second minute pipe, be provided with the second control unit in the first minute pipe, be provided with the third control unit in the second minute pipe.

When the urine sample is taken out, the transmission unit is reversed, when the urine sample at the stage is required to be detected, when the receiving box containing the urine moves to one side of the conveying belt far away from the rubber tube, the pushing unit is used for pushing the transferring box out to be received below the receiving box, the urine can flow to the outside through the faucet through the inclined plane in the transferring box and the guiding of the hose, the receiving is convenient, and the practicability is high.

Preferably, an air hole communicated with the outside of the cleaning box is formed in the upper portion of the first chamber, and a filter cotton block is fixedly arranged in the air hole.

In the device, servo motor and other devices can be used for the transmission unit, electric push rod and other devices can be used for the pushing unit, the rubber tube can elastically deform, avoidance is facilitated when the receiving box passes through the position of the rubber tube, the phenomenon that urine can be discharged into the receiving box due to excessive urine is avoided, the receiving box can also be used for receiving the urine when the receiving box on one side of the conveying belt far away from the rubber tube falls down, and the receiving box can be pulled out by the handle, so that the cleaning is convenient.

Preferably, an addition pipe for adding the sterilizing liquid medicine into the second chamber is arranged at one side of the upper end of the second chamber.

Further, the adding pipe can add the sterilizing liquid medicine into the second chamber, specifically, when the fifth control unit is opened, urine in the bladder can flow out through the urethral catheterization channel and the second conveying pipe, when the fourth control unit, the conveying unit and the third control unit are opened, the sterilizing liquid medicine stored in the second chamber can be sucked into the inner chamber and is discharged through the filtration of the annular filter screen to be flushed in the bladder, and when the fourth control unit, the conveying unit, the first control unit and the second control unit are opened, external air can be sequentially sucked into the air bag through the air hole, the first chamber, the first branch pipe, the main pipe, the first conveying pipe and the communicating pipe, so that the air bag is inflated to be blocked at the outlet position of the bladder, and the sterilizing liquid is conveniently and independently flushed in the bladder.

Preferably, the elastic bracing assembly comprises an elastic sheet fixed at the outer ring of the insertion tube, a rubber ball is fixedly arranged at the lower end of the elastic sheet, an installation groove is formed in the outer ring of the insertion tube, a button cell and an electromagnet are installed in the installation groove, the button cell supplies power to the electromagnet, a magnetic sheet is arranged in the rubber ball, a rubber protrusion is fixedly arranged at the outer ring of the rubber ball, and repulsion and distance between the electromagnet and the magnetic sheet are achieved.

Specifically, when the electromagnet starts, the electromagnet is away from with the magnetic sheet, at this moment, the elastic sheet and the rubber ball are expanded and unfolded and elastically supported on the inner wall of the bladder, the rubber bulge on the rubber ball increases the damping force between the rubber ball and the inner wall of the bladder, the rubber ball is not easy to slide, the purpose of stable fixation is achieved for the rubber head position, and the elastic sheet and the rubber ball are expanded and unfolded only when the position is moved, the volume is not changed, and the pressure in the bladder is not too high.

Preferably, the rubber balls and the elastic sheets are arranged in a circular array at the outer ring of the insertion tube.

In practical use, the detection unit may use a probe or an ultrasonic device for detecting the boundary between the bladder and the uterus, which is a common technique in the prior art and will not be described herein.

Preferably, the elastic sealing assembly comprises an air bag fixed on the outer ring of the insertion tube, one end of the air bag, which is close to the rubber ball, is large in diameter, and the interior of the air bag is communicated with the cleaning channel through a communication pipeline, and a first control unit is arranged in the communication pipeline.

When the device is in operation, the first control unit, the second control unit, the third control unit, the fourth control unit and the fifth control unit can all use devices such as electromagnetic valves, the conveying unit can use devices such as suction pumps, the ultraviolet sterilizing lamp can achieve the aim of sterilizing and disinfecting air entering the first chamber, and the cotton filter block can achieve the aim of filtering air entering the first chamber.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has reasonable structure and strong functionality and has the following advantages:

1. the utility model discloses an auxiliary catheterization device for a parturient in caesarean section, which comprises an insertion tube made of medical rubber, wherein one end of the insertion tube is provided with a rubber head, the rubber head is provided with a detection unit for detecting boundary lines between a bladder and a uterus, and a catheterization channel and a cleaning channel are arranged in the insertion tube.

2. The utility model discloses an auxiliary urethral catheterization device for a puerpera by caesarean section, wherein the elastic tightening component can elastically fix the end part of an insertion tube in a bladder, is not easy to fall off, is fixed by a mode of combining a rubber ball and an elastic sheet, replaces the prior mode of fixing and punching in the bladder when the air bag is inflated, avoids the damage of the bladder and overhigh pressure, and can seal the outlet of the bladder when a sterilizing liquid medicine is flushed into the bladder, avoids the phenomenon that the sterilizing liquid medicine flows to other positions such as urethra and the like, and the flushed liquid can be discharged through a urethral catheterization channel.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments in combination with or instead of the features of the other embodiments.

It should be emphasized that the term "comprises/comprising" when used herein is taken to specify the presence of stated features, integers, steps or components but does not preclude the presence or addition of one or more other features, integers, steps or components.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the rubber ball structure of the present utility model;

FIG. 3 is a schematic view of the structure of the cleaning tank of the present utility model;

FIG. 4 is a schematic view of the structure of the urinary catheter of the present utility model;

FIG. 5 is a schematic view of the structure of the sampling box according to the present utility model.

In the figure: the insertion tube 1, the rubber head 2, the detection unit 3, the catheter channel 4, the cleaning channel 5, the cleaning tank 6, the sampling tank 7, the balloon 8, the rubber ball 9, the magnetic sheet 10, the electromagnet 11, the mounting groove 12, the inner chamber 13, the ring filter 14, the communication pipe 15, the first control unit 16, the rubber projection 17, the elastic sheet 18, the filter block 19, the air hole 20, the first chamber 21, the addition tube 22, the second chamber 23, the ultraviolet germicidal lamp 24, the second control unit 25, the first branch tube 26, the second branch tube 27, the third control unit 28, the main tube 29, the conveying unit 30, the first conveying tube 31, the fourth control unit 32, the second conveying tube 33, the fifth control unit 34, the driving roller 35, the transmission shaft 36, the access box 37, the rubber tube 38, the drawing groove 39, the handle 40, the drawing box 41, the conveying belt 42, the transfer box 43, the hose 44, the tap 45, and the pushing unit 46.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, shall fall within the scope of the utility model.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar tables are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-5, the utility model provides a technical scheme, the utility model discloses an auxiliary catheterization device for a parturient in caesarean section, which comprises an insertion tube 1 made of medical rubber, wherein one end of the insertion tube 1 is provided with a rubber head 2, a detection unit 3 for detecting the boundary between a bladder and a uterus is arranged on the rubber head 2, a catheterization channel 4 and a cleaning channel 5 are arranged in the insertion tube 1, one end of the insertion tube 1, which is far away from the rubber head 2, is provided with a cleaning box 6 and a sampling box 7, one end of the insertion tube 1, which is close to the rubber head 2, is internally provided with an inner cavity 13 which is communicated with the ends of the catheterization channel 4 and the cleaning channel 5 together, an annular filter screen 14 is isolated between the outer ring of the inner cavity 13 and the outside of the insertion tube 1, and an elastic tightening assembly and an elastic sealing assembly are also arranged at one end of the insertion tube 1, which is close to the rubber head 2; the cleaning box 6 is provided with a first chamber 21 and a second chamber 23 which are distributed up and down, the tops of the first chamber 21 and the second chamber 23 are respectively provided with an ultraviolet sterilizing lamp 24, and the inside of the sampling box 7 is provided with a sampling assembly.

The sampling assembly comprises a conveying belt 42 arranged in a sampling box 7, the conveying belt 42 is vertically distributed, two ends of the conveying belt 42 are respectively sleeved on driving rollers 35 at two ends of the conveying belt, a driving shaft 36 is fixedly arranged in the middle of the driving rollers 35, two ends of the driving shaft 36 are respectively movably inserted on the inner wall of the sampling box 7, the end parts of one group of driving shafts 36 are in transmission connection with a driving unit, and a plurality of groups of receiving boxes 37 which are equidistantly distributed are fixedly arranged at the outer ring of the conveying belt 42.

According to the utility model, the rubber head 2 at the end part of the insertion tube 1 can be stretched into the bladder, the boundary between the bladder and the uterus is detected through the detection unit 3 on the rubber head 2, the operation of caesarean section is convenient, the insertion tube 1 is internally provided with the urethral catheterization channel 4, urine in the bladder can be guided out, the sampling box 7 is internally provided with the sampling component, the sampling component is used for picking and storing the urine in stages, so that urine samples in different stages can be selected for detection during urine sample detection, the quality of the urine samples is improved, the sterilization liquid medicine is introduced into the cleaning channel 5, and the liquid medicine is supplied to the interior after the caesarean section is completed, so that flushing sterilization is completed. The lower end side of the sampling box 7 is provided with a drawing groove 39, a drawing box 41 is arranged in the drawing groove 39 in a drawing manner, a handle 40 is fixedly arranged at the end part of the drawing box 41, and the drawing box 41 is correspondingly arranged below a conveying belt 42.

The elastic tightening component can elastically fix the end part of the insertion tube 1 in the bladder, is not easy to fall off, is fixed by adopting a mode of combining the rubber ball 9 and the elastic sheet 18, replaces the mode of punching the bladder when the traditional air bag is inflated, avoids damage to the bladder and overhigh pressure, and can seal the outlet of the bladder when the sterilizing liquid medicine is flushed into the bladder, avoids the phenomenon that the sterilizing liquid medicine flows to other positions such as the urethra, and the like, and the flushed liquid can be discharged through the urethral catheterization channel 4, and can be provided with a suction pump and other devices at the end part of the second conveying tube 33 for better discharging the flushed liquid in actual use, which is the prior common technology and is not repeated herein.

The one end that catheterization passageway 4 kept away from gluey head 2 communicates there is the second conveyer pipe 33, be provided with the fifth control unit 34 in the second conveyer pipe 33, the fixed rubber tube 38 that is provided with in tip of second conveyer pipe 33, rubber tube 38 stretches into the inside of sampling box 7 and meets with the opening above the box 37 that connects of conveyer belt 42 one side, the opposite side of conveyer belt 42 is provided with the corresponding box 43 that connects box 37 below opening part, fixedly on the inner wall of sampling box 7 is provided with the pushing unit 46 that promotes box 43 horizontal migration, the inside of box 43 is provided with the inclined plane, the bottom of inclined plane is provided with the hose 44 that communicates box 43 inside, the surface mounting of sampling box 7 is provided with the tap 45 that communicates at hose 44 tip, tap 45 is located the below of box 43.

Specifically, the annular filter screen 14 is arranged at the outer ring of the inner cavity 13, so that sterilizing liquid entering the bladder is not easy to carry other impurities, the effect of filtering is achieved, foreign matters are prevented from being filled in the bladder, urine in the bladder flows into the collecting box 37 after entering the rubber tube 38 through the urine guiding channel 4 and the second conveying tube 33, at the moment, the transmission unit drives the transmission roller 35 to rotate, the transmission belt 42 rotates anticlockwise, and accordingly urine is sequentially collected into different collecting boxes 37 until at least the collecting box 37 on one side of the transmission belt 42 close to the rubber tube 38 is full, and the aim of smoothly separating the urine into the different collecting boxes 37 is achieved.

The lower extreme intercommunication of wasing passageway 5 is provided with first conveyer pipe 31, is provided with fourth control unit 32 in the first conveyer pipe 31, still is provided with conveying unit 30 on the first conveyer pipe 31, is provided with the trunk line 29 that stretches into the washing case 6 inside on the conveying unit 30, and the tip intercommunication of trunk line 29 has first minute pipe 26 and second minute pipe 27, and in the tip intercommunication first cavity 21 of first minute pipe 26, in the tip intercommunication second cavity 23 of second minute pipe 27, be provided with second control unit 25 in the first minute pipe 26, be provided with third control unit 28 in the second minute pipe 27.

When the urine sample is taken out, the transmission unit is reversed, and when the urine sample at the stage is required to be detected, the transfer box 43 is pushed out by the pushing unit 46 to be taken out below the transfer box 37 when the urine-containing taking box 37 moves to the side, far away from the rubber tube 38, of the conveying belt 42, urine can flow to the outside through the faucet 45 through the inclined plane in the transfer box 43 and the guide of the hose 44, so that the urine sample is conveniently taken out for detection, and the practicability is high. An air hole 20 communicated with the outside of the cleaning box 6 is arranged above the first chamber 21, and a filter cotton block 19 is fixedly arranged in the air hole 20.

In the device, the transmission unit can use devices such as a servo motor, the pushing unit 46 can use devices such as an electric push rod, the rubber tube 38 can elastically deform, the avoidance is convenient when the receiving box 37 passes through the position of the rubber tube 38, the drawing box 41 is arranged to avoid the phenomenon that too much urine can be discharged into the drawing box 41, the drawing box 41 can also be the same as the urine when the receiving box 37 on the side of the receiving conveyor belt 42, which is far away from the rubber tube 38, pours urine, the drawing box 41 can be drawn out by utilizing the handle 40, the cleaning is convenient, and the adding tube 22 for adding the sterilizing liquid medicine into the second chamber 23 is arranged on the upper end side of the second chamber 23.

Further, the adding tube 22 can add the sterilizing liquid medicine into the second chamber 23, specifically, when the fifth control unit 34 is opened, urine in the bladder can flow out through the urinary catheter 4 and the second delivery tube 33, when the fourth control unit 32, the delivery unit 30 and the third control unit 28 are opened, the sterilizing liquid medicine stored in the second chamber 23 can be sucked into the inner chamber 13 and discharged through the filtration of the annular filter screen 14 to be flushed in the bladder, and when the fourth control unit 32, the delivery unit 30, the first control unit 16 and the second control unit 25 are opened, external air can be pumped into the balloon 8 through the air hole 20, the first chamber 21, the first branch tube 26, the main tube 29, the first delivery tube 31 and the communicating tube 15 in sequence, so that the balloon 8 is inflated to be blocked at the outlet position of the bladder, thereby facilitating the independent flushing of the sterilizing liquid in the bladder. The elastic tightening assembly comprises an elastic piece 18 fixed at the outer ring of the insertion tube 1, a rubber ball 9 is fixedly arranged at the lower end of the elastic piece 18, a mounting groove 12 is formed at the outer ring of the insertion tube 1, a button cell and an electromagnet 11 are mounted in the mounting groove 12, the button cell supplies power to the electromagnet 11, a magnetic piece 10 is arranged in the rubber ball 9, a rubber protrusion 17 is fixedly arranged at the outer ring of the rubber ball 9, and the electromagnet 11 and the magnetic piece 10 repel each other and are far away.

Specifically, when the electromagnet 11 is started, the electromagnet 11 and the magnetic sheet 10 repel away, at this time, the elastic sheet 18 and the rubber ball 9 are spread and unfolded and are elastically tightly supported on the inner wall of the bladder, the rubber bulge 17 on the rubber ball 9 increases the damping force between the rubber ball 9 and the inner wall of the bladder, the rubber ball 9 is not easy to slide, the purpose of stable fixation is achieved for the position of the rubber head 2, and only the movement of the position is not volume change when the elastic sheet 18 and the rubber ball 9 are spread and unfolded, so that the pressure in the bladder is not too high. The rubber balls 9 and the elastic pieces 18 are arranged in a circular array at the outer ring of the insertion tube 1. In actual use, the detecting unit 3 may use a probe or an ultrasonic device for detecting the boundary between the bladder and the uterus, which is a common technology in the prior art, and will not be described herein.

The elastic sealing assembly comprises an air bag 8 fixed on the outer ring of the insertion tube 1, one end, close to the rubber ball 9, of the air bag 8 is large in diameter, the interior of the air bag 8 is communicated with the cleaning channel 5 through a communication pipeline 15, and a first control unit 16 is arranged in the communication pipeline 15. In operation, the first control unit 16, the second control unit 25, the third control unit 28, the fourth control unit 32, and the fifth control unit 34 may use devices such as solenoid valves, the conveying unit 30 may use devices such as suction pumps, the ultraviolet sterilization lamp 24 performs the purpose of sterilizing and disinfecting the air entering the first chamber 21, and the filter cotton block 19 performs the purpose of filtering the air entering the first chamber 21.

Any numerical value recited herein includes all values of the lower and upper values that increment by one unit from the lower value to the upper value, as long as there is a spacing of at least two units between any lower value and any higher value. For example, if it is stated that the number of components or the value of a process variable (e.g., temperature, pressure, time, etc.) is from 1 to 90, preferably from 20 to 80, more preferably from 30 to 70, then the purpose is to explicitly list such values as 15 to 85, 22 to 68, 43 to 51, 30 to 32, etc. in this specification as well. For values less than 1, one unit is suitably considered to be 0.0001, 0.001, 0.01, 0.1. These are merely examples that are intended to be explicitly recited in this description, and all possible combinations of values recited between the lowest value and the highest value are believed to be explicitly stated in the description in a similar manner.

Unless otherwise indicated, all ranges include endpoints and all numbers between endpoints. "about" or "approximately" as used with a range is applicable to both endpoints of the range. Thus, "about 20 to 30" is intended to cover "about 20 to about 30," including at least the indicated endpoints.

All articles and references, including patent applications and publications, disclosed herein are incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not substantially affect the essential novel features of the combination. The use of the terms "comprises" or "comprising" to describe combinations of elements, components, or steps herein also contemplates embodiments consisting essentially of such elements, components, or steps. By using the term "may" herein, it is intended that any attribute described as "may" be included is optional.

Multiple elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, component, section or step is not intended to exclude other elements, components, sections or steps.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but instead should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are incorporated herein by reference for the purpose of completeness. The omission of any aspect of the subject matter disclosed herein in the preceding claims is not intended to forego such subject matter, nor should the inventors regard such subject matter as not be considered to be part of the disclosed subject matter.

Claims

1. The auxiliary urethral catheterization device for the parturient women in caesarean section comprises an insertion tube (1) made of medical rubber, and is characterized in that one end of the insertion tube (1) is provided with a rubber head (2), a detection unit (3) for detecting the boundary between the bladder and the uterus is arranged on the rubber head (2), a urethral catheterization channel (4) and a cleaning channel (5) are arranged in the insertion tube (1), one end of the insertion tube (1) away from the rubber head (2) is provided with a cleaning box (6) and a sampling box (7), one end of the insertion tube (1) close to the rubber head (2) is internally provided with an inner cavity (13) communicated with the end parts of the urethral catheterization channel (4) and the cleaning channel (5), an annular filter screen (14) is isolated between the outer ring of the inner cavity (13) and the outer part of the insertion tube (1), and one end of the insertion tube (1) close to the rubber head (2) is also provided with an elastic tightening assembly and an elastic sealing assembly;

the cleaning box (6) is internally provided with a first chamber (21) and a second chamber (23) which are distributed up and down, the tops of the first chamber (21) and the second chamber (23) are respectively provided with an ultraviolet sterilizing lamp (24), and the inside of the sampling box (7) is provided with a sampling assembly.

2. The auxiliary catheterization device for a parturient with caesarean section according to claim 1, characterized in that: the sampling assembly comprises a conveying belt (42) arranged in a sampling box (7), the conveying belt (42) is vertically distributed, two ends of the conveying belt (42) are respectively sleeved on driving rollers (35) at two ends of the conveying belt in a transmission mode, a transmission shaft (36) is fixedly arranged in the middle of each driving roller (35), two ends of each transmission shaft (36) are respectively movably inserted on the inner wall of the sampling box (7), the end portions of one group of transmission shafts (36) are in transmission connection with a transmission unit, and a plurality of groups of access boxes (37) which are distributed at equal distances are fixedly arranged at the outer ring of the conveying belt (42).

3. The auxiliary urinary catheterization device for a parturient with caesarean section according to claim 2, characterized in that: the sampling box is characterized in that a drawing groove (39) is formed in one side of the lower end of the sampling box (7), a drawing box (41) is arranged in the drawing groove (39) in a drawing mode, a handle (40) is fixedly arranged at the end portion of the drawing box (41), and the drawing box (41) is correspondingly arranged below a conveying belt (42).

4. A parturient auxiliary catheterization device for caesarean section according to claim 3, characterized in that: the one end intercommunication that catheterization passageway (4) kept away from rubber head (2) has second conveyer pipe (33), be provided with fifth control unit (34) in second conveyer pipe (33), the fixed rubber tube (38) that is provided with in tip of second conveyer pipe (33), rubber tube (38) stretch into the inside of sampling box (7) and meet with the access box (37) top opening of conveyer belt (42) one side, the opposite side of conveyer belt (42) is provided with and corresponds and transfer box (43) in access box (37) below opening part, fixed being provided with on the inner wall of sampling box (7) promotes the promotion unit (46) that transfer box (43) horizontal migration, the inside of transfer box (43) is provided with the inclined plane, the bottom on inclined plane is provided with inside hose (44) of intercommunication transfer box (43), the surface fixation of sampling box (7) is provided with the tap (45) of intercommunication in hose (44) tip, and tap (45) are located the below of transfer box (43).

5. The auxiliary urinary catheterization device for a parturient with caesarean section of claim 4, wherein: the utility model discloses a cleaning device, including cleaning channel (5), first conveyer pipe (31) and second branch pipe (27), cleaning channel (5), fourth control unit (32) are provided with in the lower extreme intercommunication of cleaning channel (5), still be provided with on first conveyer pipe (31) conveying unit (30), be provided with on conveying unit (30) and stretch into main pipe (29) inside cleaning box (6), the tip intercommunication of main pipe (29) has first branch pipe (26) and second branch pipe (27), in the tip intercommunication first cavity (21) of first branch pipe (26), in the tip intercommunication second cavity (23) of second branch pipe (27), be provided with second control unit (25) in first branch pipe (26), be provided with third control unit (28) in second branch pipe (27).

6. The auxiliary urinary catheterization device for a parturient with caesarean section of claim 5, wherein: an air hole (20) communicated with the outside of the cleaning box (6) is formed in the upper portion of the first cavity (21), and a filter cotton block (19) is fixedly arranged in the air hole (20).

7. The auxiliary urinary catheterization device for a parturient with caesarean section of claim 6, wherein: an addition pipe (22) for adding the sterilizing liquid medicine into the second chamber (23) is arranged at one side of the upper end of the second chamber (23).

8. The auxiliary catheterization device for a parturient with caesarean section according to claim 1, characterized in that: elastic tightening assembly is including fixing elastic piece (18) in insert pipe (1) outer lane department, the fixed rubber ball (9) that is provided with in lower extreme of elastic piece (18), the outer lane department of insert pipe (1) is provided with mounting groove (12), installs button cell and electro-magnet (11) in mounting groove (12), and button cell is for electro-magnet (11) power supply, the inside of rubber ball (9) is provided with magnetic sheet (10), the fixed rubber protruding (17) that is provided with in outer lane department of rubber ball (9), repels between electro-magnet (11) and magnetic sheet (10) and keep away from.

9. The auxiliary urinary catheterization device for a parturient with caesarean section of claim 8, wherein: the rubber balls (9) and the elastic sheets (18) are arranged in a circular array at the outer ring of the insertion tube (1).

10. The auxiliary catheterization device for a parturient with caesarean section according to claim 1, characterized in that: the elastic sealing assembly comprises an air bag (8) fixed on the outer ring of the insertion tube (1), one end, close to the rubber ball (9), of the air bag (8) is large in diameter, the interior of the air bag (8) is communicated with the cleaning channel (5) through a communication pipeline (15), and a first control unit (16) is arranged in the communication pipeline (15).