CN212261400U - Breast milk sampling device - Google Patents

Abstract

The utility model discloses a breast milk sampling device, including be used for with user's breast laminating and provide the outside extrusion subassembly of breast pumping power and be used for with user's nipple laminating and collect, hold the inside collection subassembly of milk, outside extrusion subassembly is including breast pumping main part, hold the leading chamber of inside collection subassembly, an air flow conduit for making the breast pumping main part of negative pressure and connecting breast pumping main part and breast pumping main part, leading chamber can be dismantled with breast pumping main part and be connected, the front end of breast pumping main part is equipped with the breastshield of loudspeaker form, so that breastshield and user's breast laminating, form sealed environment. By separating the milk pipeline from the air pipeline, the pollution of environmental microorganisms to a milk sample is avoided; meanwhile, the external extrusion assembly does not need sterilization and does not contact milk, so that the sampling time is shortened, the sampling efficiency is improved, and the sampling cost is reduced.

Description

Breast milk sampling device

Technical Field

The utility model relates to a healthy technical field of mother and infant, more specifically say, relate to a breast milk sampling device.

Background

The breast milk contains abundant microorganisms, and has important influence on the establishment of intestinal flora of offspring and body health, so the research on the breast milk microorganisms becomes a research hotspot in the field of mother-infant health. The study of human milk microorganisms relies on the collection of human milk microorganisms.

In the prior art, the breast milk is collected by adopting a milk sucking way of a breast pump, and the milk secreted by a nipple is contacted with a plurality of parts of a breast shield, a breast sucking main body and a milk bottle of the breast pump, so that the risk of biological pollution of environmental substances is high; the contact area between the sampling device and the milk is large, so that more milk is remained on the inner wall of the sampling device and cannot be collected, the collection efficiency is low, and more waste is caused; the breast pump after collection is polluted by the collected sample, the next sample cannot be directly collected, the breast pump needs to be replaced or the used breast pump needs to be sterilized, time and labor are wasted, and the sampling efficiency is low.

In view of the above, it is an urgent need to solve the problem of providing a high-efficiency breast milk sampling device which is not easily polluted by environmental microorganisms.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a breast milk sampling device has realized the separation of milk pipeline and gas line, has reduced environmental microorganism and has polluted and need not repeated disinfection or change sampling device, and it is efficient to gather.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a breast milk sampling device, includes the outside extrusion subassembly that is used for with user's breast laminating and provides breast pumping power and is used for with user's nipple laminating and collect the inside collection subassembly that holds milk, outside extrusion subassembly includes breast pumping main part, holds the leading chamber of inside collection subassembly, is used for making the breast pumping host computer and connecting breast pumping main part with breast pumping host computer's air flow conduit, leading chamber with breast pumping main part can dismantle the connection, breast pumping main part's front end is equipped with the breastshield of loudspeaker form to breast shield and user's breast laminating, formation sealed environment.

Preferably, the external squeezing assembly further comprises a pressure regulating cavity detachably connected with the breast pumping main body, and a duckbill valve is arranged at the connection position of the pressure regulating cavity and the breast pumping main body.

Preferably, an anti-backflow cavity is provided on the air flow conduit to prevent the milk from entering the breast pump host.

Preferably, the frontal cavity, the pressure regulating cavity are both sealingly connected to the breast body.

Preferably, the inner collection assembly comprises a receiving and fixing chamber for receiving and fixing a nipple of a user, a milk flow conduit and a sample collection tube for storing milk, one end of the milk flow conduit is connected with the receiving and fixing chamber, and the other end of the milk flow conduit is detachably connected with the sample collection tube.

Preferably, the accommodating and fixing cavity comprises a nipple sleeve for being sleeved with a nipple of a user, a nipple fixing ring for fixing the position of the nipple of the user and a nipple placing cavity for accommodating the nipple of the user, the nipple placing cavity is connected with the outer edge of the nipple sleeve, and the nipple fixing ring is connected with the inner edge of the nipple sleeve;

the nipple fixing ring is closed when not stretched, and can be taken into and fix the nipple of a user when stretched.

Preferably, the sample collection tube is sealingly connected to the milk flow conduit.

The utility model provides a breast milk sampling device, including be used for with user's breast laminating and provide the outside extrusion subassembly of breast pumping power and be used for with user's nipple laminating and collect, hold the inside collection subassembly of milk, outside extrusion subassembly includes breast pumping main part, hold the leading chamber of inside collection subassembly, an air flow conduit for making the breast pumping main part of negative pressure and connecting breast pumping main part and breast pumping main part, leading chamber can be dismantled with breast pumping main part and be connected, the front end of breast pumping main part is equipped with the breastshield of loudspeaker form, so that breastshield and user's breast laminating, form sealed environment.

When the self-sucking device is used, the front cavity is taken down from the self-sucking main body, and the internal collecting assembly is installed in the external extruding assembly; after the nipple and the peripheral areola of the user are disinfected, the inner collecting component is attached to the nipple of the user, and the outer squeezing component is attached to the breast of the user; the breast pumping host pumps gas in the breast pumping host through the airflow conduit to generate negative pressure, so that the breast forms lactation under the extrusion and traction actions, and milk enters the internal collection assembly attached to the breast pumping host; after collection is completed, the breast pumping main machine is closed, the front cavity is taken down from the breast pumping main body, and the internal collection assembly is taken out.

Because inside collection subassembly and user's nipple closely laminate, the separation of milk pipeline and air pipeline has been realized to the air between inside collection subassembly and the outside extrusion subassembly in can not getting into inside collection subassembly to avoid environmental microorganism to the pollution of milk sample.

Meanwhile, the external extrusion assembly does not need sterilization and does not contact milk, continuous sampling for many times can be realized only by replacing the internal collection assembly, repeated disinfection or replacement of a sampling device is not needed, the sampling time is shortened, the sampling efficiency is improved, and the sampling cost is reduced.

Furthermore, the surface area of the internal collection assembly is much smaller than the surface area of the breastshield, and milk residue is significantly reduced, greatly reducing waste due to residue, as compared to prior art breastpumps.

Drawings

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

Fig. 1 is a schematic structural diagram of a breast milk sampling apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the external pressing member of FIG. 1;

fig. 3 is a schematic view of the inner collection assembly of fig. 1.

In fig. 1-3:

1 is an external squeezing component, 11 is a breast pump main body, 111 is a breast pump cover, 12 is a front cavity, 13 is a pressure regulating cavity, 14 is an air flow conduit, 141 is an anti-backflow cavity, 15 is a breast pump main body, 16 is a duckbill valve, 17 is a dust cap, 2 is an internal collection component, 21 is an accommodating fixed cavity, 211 is a nipple sleeve, 212 is a nipple fixing ring, 213 is a nipple placing cavity, 22 is a milk flow conduit, 23 is a sample collection pipe, and 24 is a sample collection pipe cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a breast milk sampling device has realized the separation of milk pipeline and gas line, has reduced environmental microorganism and has polluted and need not repeated disinfection or change sampling device, and collection efficiency is high.

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of a breast milk sampling device provided by the present invention; FIG. 2 is a schematic view of the structure of the external pressing member of FIG. 1; fig. 3 is a schematic view of the inner collection assembly of fig. 1.

The utility model provides a breast milk collection system, including be used for with user's breast laminating and provide the outside extrusion subassembly 1 of breast pumping power and be used for with user's nipple laminating and collect, hold the inside collection subassembly 2 of milk, outside extrusion subassembly 1 is including breast pumping main part 11, hold inside collection subassembly 2's leading chamber 12, be used for making negative pressure breast pumping main part 15 and connect breast pumping main part 11 and breast pumping main part 15's air flow conduit 14, leading chamber 12 can be dismantled with breast pumping main part 11 and be connected, the front end of breast pumping main part 11 is equipped with the breastshield 111 of loudspeaker form, so that breastshield 111 laminates with user's breast, form sealed environment.

It should be noted that the internal collection unit 2 may be a disposable product that is sterilized, or may be made of a material that can be sterilized at high temperature and sterilized at high temperature before use, so as to prevent the internal collection unit 2 from being contaminated by microorganisms.

When the external pressing component 1 works, the breast pumping main body 15 pumps the air in the breast pumping main body 11 through the air flow conduit 14 to create a negative pressure environment, so as to press and pull the user's breast and promote the secretion of milk in the user's breast.

Preferably, in order to prevent milk from entering the breast pump main body 15, the airflow conduit 14 may be provided with a backflow prevention cavity 141, and referring to fig. 1, the backflow prevention cavity 141 may be provided at an end of the airflow conduit 14 close to the breast pump main body 11, so as to effectively prevent milk from entering the breast pump main body 15, avoid damaging internal electronic components, and reduce the area of a tube wall where milk remains.

Referring to fig. 2, the anti-backflow cavity 141 may be provided in a spherical shape, but may also be provided in a pear shape or any other geometric shape. The size of the anti-backflow cavity 141 needs to be determined according to actual production conditions, such as the diameter of the airflow duct 14.

Preferably, the breast pump main body 15 may be provided with a power switch, a suction force adjusting button, and an activation/pause button. The power switch provides power for pumping gas and creating a negative pressure environment for the breast pumping host 15, the suction force adjusting button adjusts the size of the suction force generated by the breast pumping host 15 by adjusting the degree of the negative pressure, and the start/pause is used for realizing the start and stop of the breast pumping host 15.

The suction adjusting button can be set as a knob, and the size of the suction is adjusted by rotating different angles; of course, a plurality of adjustment buttons may be provided, with different adjustment buttons representing different amounts of suction.

The breast main body 11 is provided at a front end thereof with a breast shield 111, and the breast shield 111 is adapted to be fitted to a user's breast to form a sealed environment so that the breast pump 15 creates a negative pressure environment by extracting gas.

Preferably, the external compression assembly 1 may further comprise a pressure regulating chamber 13 detachably connected to the breast pump body 11, and a duckbill valve 16 is provided at the connection of the pressure regulating chamber 13 and the breast pump body 11 to seal the connection when a negative pressure environment is obtained.

The breast body 11 is removably connected to the frontal cavity 12 to facilitate the mounting and dismounting of the internal collection assembly 2.

Preferably, the frontal cavity 12, the pressure regulating cavity 13 may be sealingly connected to the breast body 11 to prevent air from entering the external compression assembly 1 from the connection.

Preferably, the frontal cavity 12, the pressure regulating cavity 13 can be connected to the breast body 11 by means of a screw thread, which is simple in construction, easy to manufacture and facilitates quick assembly.

Of course, other sealing structures may be selected to seal the above-mentioned locations.

Preferably, referring to fig. 1 and 3, the inner collection assembly 2 may comprise a receiving and fixing chamber 21 for receiving and fixing a nipple of a user, a milk flow conduit 22, and a sample collection tube 23 for storing milk, one end of the milk flow conduit 22 being connected to the receiving and fixing chamber 21, and the other end of the milk flow conduit 22 being detachably connected to the sample collection tube 23.

The sample collection tube 23 may be a common sample tube for storing breast milk samples, or may be a centrifuge tube for centrifugal separation, and the specific type of the sample collection tube 23 should be determined according to actual use conditions by referring to the prior art.

When the teat is lactating by the action of the external expression assembly 1, milk passes through the receiving and anchoring chamber 21 and the milk flow conduit 22 into the sample collection tube 23. Because the inner collection assembly 2 is subjected to aseptic processing before use, and the milk does not contact the external environment in the process, the whole process of collection is aseptic, and the influence of environmental microorganisms on the sample is avoided to the maximum extent.

In order to avoid contamination of the breast milk sample by environmental microorganisms entering the sample collection tube 23 from the connection, the sample collection tube 23 is preferably sealingly connected to the milk flow conduit 22. Preferably, the sample collection tube 23 and the milk flow conduit 22 can be connected by a screw thread, and the connection is simple and has a good sealing effect.

Of course, other sealing structures may be used to seal the junction of the sample collection tube 23 and the milk flow conduit 22.

When the internal collection component 2 is installed in the preposed cavity 12, the connecting threads of the two components are half unscrewed, so that gas can pass through when pressure difference exists between the two sides, the gas cannot pass through when the pressure on the two sides is balanced, the two components are stably connected, and the sample collection pipe 23 cannot be separated; after collection, the connecting thread is tightened until the sample collection tube 23 is unscrewed from the milk flow tube 22 in a sterile environment, and the sample collection tube cap 24 is quickly capped.

The volume of the sample collecting pipe 23 is determined according to the requirement in actual production, and the sample collecting pipe 23 can be provided with scale marks for realizing quantitative collection of breast milk, and certainly, the sample collecting pipe can be provided with no scale marks and applied to the process of non-quantitative collection of breast milk.

Preferably, referring to fig. 3, the receiving and fixing cavity 21 may include a nipple sleeve 211 for receiving a nipple of a user, a nipple fixing ring 212 for fixing a position of the nipple of the user, and a nipple placing cavity 213 for receiving the nipple of the user, the nipple placing cavity 213 being connected to an outer edge of the nipple sleeve 211, the nipple fixing ring 212 being connected to an inner edge of the nipple sleeve 211; the nipple retainer 212 is closed when not stretched and receives and secures the nipple of the user when stretched.

When in use, the dust cap 17 arranged on the breast shield 111 of the external squeezing component 1 is taken down, the nipple is placed in the nipple placing cavity 213 through the nipple fixing ring 212, the nipple fixing ring 212 is placed at the root of the nipple, at this time, the nipple fixing ring 212 is tightly contacted with the root of the nipple but does not cause pressure, and the nipple is tightly attached and fixed with the internal collecting component 2; when separated, the nipple retainer ring 212 and nipple sleeve 211 are separated from the nipple, and the nipple retainer ring 212 is no longer stretched and is naturally tightened to the closed state.

When in use, the front cavity 12 is taken down from the milk suction main body 11, and the inner collecting component 2 is arranged in the outer extrusion component 1; after the nipple and the peripheral areola of the user are disinfected, the inner collection component 2 is attached to the nipple of the user, and the outer extrusion component 1 is attached to the breast of the user; the breast pumping host 15 extracts gas in the breast pumping main body 11 through the airflow conduit 14 to generate negative pressure, so that the breast forms lactation under the squeezing and traction actions, and milk enters the internal collection assembly 2 attached to the breast pumping main body; after collection, the breast pump main unit 15 is turned off, the front chamber 12 is removed from the breast pump main body 11, and the internal collection unit 2 is taken out.

It should be noted here that the specific method of sterilization may be to dip sterile physiological saline or other sterilizing and disinfecting solutions with sterile cotton swab and wipe repeatedly until it is substantially sterile; of course, other ways of performing the sterilization process are also possible.

Because inside collection subassembly 2 closely laminates with user's nipple, the air between inside collection subassembly 2 and the outside extrusion subassembly 1 can't get into inside collection subassembly 2, and the separation of milk pipeline and air pipeline has been realized to this embodiment to avoid the pollution of environmental microorganism to the milk sample.

Meanwhile, the external extrusion assembly 1 is not required to be sterilized and is not in contact with milk, continuous sampling for many times can be realized only by replacing the internal collection assembly 2, repeated disinfection or replacement of a sampling device is not required, the sampling time is shortened, the sampling efficiency is improved, and the sampling cost is reduced.

Furthermore, the surface area of the internal collection assembly 2 is much smaller than the surface area of the breastshield, and milk residue is significantly reduced, greatly reducing waste due to residue, as compared to prior art breastpumps.

In view of the function of the air flow duct 14 and the milk flow duct 22, both should have a certain flexibility.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a breast milk sampling device has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (7)

1. A breast milk sampling device, characterized by, including be used for with user's breast laminate and provide the outside extrusion subassembly (1) of breast pumping power and be used for with user's nipple laminate and collect the inside collection subassembly (2) that holds milk, outside extrusion subassembly (1) includes breast pumping main part (11), holds leading chamber (12) of inside collection subassembly (2), breast pumping host computer (15) for making the negative pressure and connect breast pumping main part (11) with air flow conduit (14) of breast pumping host computer (15), leading chamber (12) with breast pumping main part (11) can dismantle the connection, the front end of breast pumping main part (11) is equipped with the breastshield (111) of loudspeaker form to breast pumping shield (111) and user's breast laminate, form sealed environment.

2. The breast milk sampling device according to claim 1, wherein the external expression assembly (1) further comprises a pressure regulating chamber (13) detachably connected to the breast pumping body (11), the connection of the pressure regulating chamber (13) to the breast pumping body (11) being provided with a duckbill valve (16).

3. The breastmilk sampling device of claim 1 wherein an anti-backflow lumen (141) is provided on the airflow conduit (14) to prevent the milk from entering the breastpumping host (15).

4. The breastmilk sampling device of claim 2 wherein the frontal cavity (12), the pressure regulating cavity (13) are each sealingly connected with the breast body (11).

5. The breast milk sampling device according to any one of claims 1 to 4, wherein the inner collection assembly (2) comprises a receiving and securing chamber (21) for receiving and securing a nipple of a user, a milk flow conduit (22) and a sample collection tube (23) for storing milk, one end of the milk flow conduit (22) being connected to the receiving and securing chamber (21), the other end of the milk flow conduit (22) being detachably connected to the sample collection tube (23).

6. The breast milk sampling device according to claim 5, wherein the receiving and securing chamber (21) comprises a nipple sleeve (211) for engaging with a nipple of a user, a nipple securing ring (212) for securing a position of the nipple of the user, and a nipple placing chamber (213) for receiving the nipple of the user, the nipple placing chamber (213) being connected to an outer edge of the nipple sleeve (211), the nipple securing ring (212) being connected to an inner edge of the nipple sleeve (211); the nipple retainer ring (212) is closed when not stretched and receives and retains the nipple of the user when stretched.

7. The breastmilk sampling device of claim 6 wherein the sample collection tube (23) is sealingly connected to the milk flow conduit (22).

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