CN213249320U

CN213249320U - Four-lattice filter

Info

Publication number: CN213249320U
Application number: CN202021041732.2U
Authority: CN
Inventors: 储小健; 储小林; 许金平
Original assignee: Jiangsu Jianyu Health Medical Co ltd
Current assignee: Jiangsu Jianyu Health Medical Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-05-25
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a four-grid filter, the cup body and the cup cover form a closed space, the inner cavity is promoted to form negative pressure by connecting the connector with a negative pressure pump, the filter house only filters out body fluid, the bolt is matched with the groove to drive the filter house to be fixed in the inner cavity, the filter screen is placed in the second inner cavity for filtering, the PVC pipe is fixed on the endoscope by the fixing buckle for absorbing tissue polyp, tissue polyps with different sizes are filtered out through the filter screen and are respectively placed in the four filter rooms, the digital sculpture is used for distinguishing tissue polyps, the second groove is matched with the filtering room, so that the missing of polyp tissues is avoided, the four-grid filter is made of resin materials, is convenient to operate, and solves the problems that biopsy polyp sampling easily causes blockage of an endoscope and secondary pain of a patient when the biopsy polyp sampling is used.

Description

Four-lattice filter

Technical Field

The utility model relates to a filter technical field especially relates to four check filters.

Background

Polyps refer to neoplasms growing on the surface of human tissue, and we generally refer to neoplasms growing on the surface of human mucosa as polyps, including hyperplastic, inflammatory, hamartoma, adenoma and other tumors, and remove polyps in surgery, and then send pathological examination, which can judge whether the polyps are true polyps or not, and whether malignant change exists or not, which is an important behavior of the pathological examination.

At present, when in biopsy sampling, a biopsy forceps is used to directly grab and cut polyps of a patient through an endoscope instrument channel and then is pulled out from the channel. In the process, polyps fall off easily, the biopsy sample instrument cannot bend in an endoscope channel, the head of the instrument cannot adjust the direction, and the fallen polyps cannot be obtained easily or cannot be extracted again. In addition, if the polyp is already grasped by the biopsy instrument, the grasped polyp is sometimes too large to be pulled out of the instrument channel of the endoscope, resulting in jamming in the instrument channel of the endoscope, resulting in failure of the biopsy procedure or too long operation time, and also increasing the pain of the patient in re-taking the biopsy sample.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy and simple to handle, the four check filters that do not have the injury to the human body to solve the current biopsy polyp sample that proposes in the above-mentioned background art and cause the jam of endoscope easily and then cause the painful problem of patient's secondary easily when using.

In order to achieve the purpose, the four-grid filter adopted by the utility model comprises a cup body, a cup cover, a filtering room, a filtering net and a PVC pipe, wherein the cup body is provided with an inner cavity, the inner cavity is positioned inside the cup body, the cup cover is detachably connected with the cup body and positioned on one side of the cup body, which is far away from the inner cavity, the filtering room is detachably connected with the cup body and positioned in the inner cavity, the filtering room is provided with a second inner cavity, the second inner cavity is positioned inside the filtering room, and the filtering net is detachably connected with the filtering room and positioned in the second inner cavity;

the filter screens comprise a first filter screen, a second filter screen and a third filter screen, the first filter screen is detachably connected with the filter house and is positioned on one side, close to the cup cover, of the filter house, a first partition is formed between the first filter screen and the filter house, the second filter screen is detachably connected with the filter house and is positioned on one side, far away from the first partition, of the first filter screen, a second partition is formed between the second filter screen and the first filter screen, the third filter screen is detachably connected with the filter house and is positioned on one side, far away from the second partition, of the second filter screen, a third partition is formed between the third filter screen and the second filter screen, and a fourth partition is formed between one side, far away from the third partition, of the third filter screen and the filter house;

one end of the PVC pipe is fixedly connected with the cup cover and is positioned on one side of the cup body, which is far away from the cup cover, and the other end of the PVC pipe penetrates through the cup cover and is communicated with the first compartment.

Wherein the mesh densities of the first, second and third filters are sequentially reduced.

Wherein, four check filters still include the connector, the connector with cup body fixed connection, and with the inner chamber link up, and be located the cup body is kept away from one side of bowl cover.

The four-grid filter further comprises a fixing buckle, the fixing buckle is fixedly connected with the PVC pipe and is positioned at one end, far away from the cup cover, of the PVC pipe.

The four-grid filter further comprises a bolt, wherein the bolt is fixedly connected with the filtering room and is positioned on one side, close to the cup body, of the filtering room.

The cup body is provided with a groove, the groove is located on one side, close to the filter room, of the cup body, and the groove is matched with the bolt.

The filtering room is provided with a digital sculpture, and the digital sculpture is positioned on one side of the filtering room, which is far away from the second inner cavity.

The cup cover is provided with a second groove, and the second groove is located on one side, close to the inner cavity, of the cup cover and is matched with the filter house.

The four-grid filter of the utility model is connected with the cup cover through the cup body to form a closed space, the connector is connected with the negative pressure pump to cause the inner cavity to form negative pressure, the filter room only filters out body fluid, the filter room is positioned in the inner cavity, the filter room is fixedly connected with the bolt, the bolt is matched with the groove of the cup body, the bolt can be placed on the groove to drive the filter room to be fixed in the cup body and lead the filter room to be easily taken out, the filter room is provided with the second inner cavity which is respectively detachably connected with the first filter screen, the second filter screen and the third filter screen, and the grid density of the first filter screen, the second filter screen and the third filter screen is sequentially reduced, tissue polyps with different sizes can be filtered, one end of the PVC pipe penetrates through the cup cover to enter the first compartment, the other end of the PVC pipe is connected with the fixing buckle, the fixing buckle is used for fixing the endoscope, the PVC pipe is connected with the endoscope connector, negative pressure is formed in the inner cavity when the negative pressure pump is started, the PVC pipe is used for absorbing the tissue polyps in the filtering room, the first filter screen, the second filter screen and the third filter screen filter out the tissue polyps with different sizes respectively, the tissue polyps with different sizes are arranged in the first compartment, the second compartment, the third compartment and the fourth compartment respectively, the digital engraving lines of the filtering room facilitate distinguishing the tissue polyps and carrying out living body examination, the cup cover is provided with a second groove matched with the filtering room, and the polyp tissues are prevented from leaking out from gaps between the residual room and the cup body, the four-grid filter is made of resin materials, meets the detection requirement of biocompatibility, is harmless to a human body, light in weight and convenient to operate, does not leak under the negative pressure of 55KPa, and solves the problem that the biopsy polyp sampling easily causes blockage of an endoscope and further easily causes secondary pain of a patient when in use.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the four-lattice filter of the present invention.

Fig. 2 is a schematic cross-sectional view of a four-compartment filter according to the present invention.

1-cup body, 2-cup cover, 3-filter room, 4-first partition room, 5-second partition room, 6-third partition room, 7-fourth partition room, 8-PVC pipe, 9-connector, 10-filter screen, 11-first filter screen, 12-second filter screen, 13-third filter screen, 14-fixing buckle, 15-groove, 16-bolt, 17-second groove, 18-inner cavity, 19-second inner cavity, 20-digital carved pattern and 100-four-grid filter.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, the utility model provides a four-grid filter 100, which includes a cup body 1, a cup cover 2, a filter chamber 3, a filter screen 10 and a PVC pipe 8, wherein the cup body 1 has an inner cavity 18, the inner cavity 18 is located inside the cup body 1, the cup cover 2 is detachably connected with the cup body 1 and is located on one side of the cup body 1 away from the inner cavity 18, the filter chamber 3 is detachably connected with the cup body 1 and is located in the inner cavity 18, the filter chamber 3 has a second inner cavity 19, the second inner cavity 19 is located inside the filter chamber 3, and the filter screen 10 is detachably connected with the filter chamber 3 and is located in the second inner cavity 19;

the filter screen 10 comprises a first filter screen 11, a second filter screen 12 and a third filter screen 13, the first filter screen 11 is detachably connected with the filter house 3 and is positioned on one side of the filter house 3 close to the cup cover 2, a first partition 4 is formed between the first filter screen and the filter house 3, the second filter screen 12 is detachably connected with the filter house 3 and is positioned on one side of the first filter screen 11 far away from the first partition 4, a second partition 5 is formed between the second filter screen 11 and the filter house 3, the third filter screen 13 is detachably connected with the filter house 3 and is positioned on one side of the second filter screen 12 far away from the second partition 5, a third partition 6 is formed between the third filter screen 12 and the filter house 3, and a fourth partition 7 is formed between one side of the third filter screen 13 far away from the third partition 6 and the filter house 3;

one end of the PVC pipe 8 is fixedly connected with the cup cover 2 and is positioned at one side of the cup body 1 far away from the cup cover 2, and the other end of the PVC pipe 8 penetrates through the cup cover 2 and is communicated with the first compartment 4.

In this embodiment, a closed space is formed by connecting the cup body 1 and the cup cover 2, a negative pressure pump is utilized to make the inner cavity 18 form a negative pressure, the filtering room 3 only filters out body fluid, the filtering room 3 is located in the inner cavity 18 and is connected with the cup body 1 in a buckling manner and hung in the inner cavity 18, the filtering room can be taken out easily, tissue polyp in the filtering room 3 can be taken out conveniently, the filtering room 3 is provided with the second inner cavity 19, the filtering room 3 is respectively connected with the first filter screen 11, the second filter screen 12 and the third filter screen 13 in a buckling manner, the disassembly is convenient, the first compartment 4, the second compartment 5, the third compartment 6 and the fourth compartment 7 are formed among the filtering rooms, one end of the PVC pipe 8 penetrates through the cup cover 2 to enter the first compartment 4, and the other end of the PVC pipe 8 is connected with an endoscope connector, open the negative pressure pump the inner chamber 18 forms the negative pressure, utilize PVC pipe 8 to absorb tissue polyp in filter house 3, first filter screen 11 second filter screen 12 with third filter screen 13 filters out the tissue polyp of equidimension respectively, and not equidimension tissue polyp is arranged in respectively first compartment 4, second compartment 5, third compartment 6 with fourth compartment 7 is convenient for carry out the biopsy, four check filters 100 are all made by the resin material, accord with the biocompatibility and detect the requirement, do not have the injury to the human body, and light in weight is handy, convenient operation to do not leak under negative pressure 55KPa, solve biopsy polyp sample and cause the jam of endoscope and then cause the painful problem of patient secondary easily when using.

Further, the mesh densities of the first filter mesh 11, the second filter mesh 12 and the third filter mesh 13 are sequentially reduced.

In this embodiment, the mesh densities of the first filter screen 11, the second filter screen 12 and the third filter screen 13 are sequentially reduced, so that the volume of tissue polyps is filtered from large to small in the first compartment 4, the second compartment 5, the third compartment 6 and the fourth compartment 7, which is beneficial to biopsy different tissue polyps and is more convenient to use the four-compartment filter 100, and the four-compartment filter is made of resin materials, meets the detection requirement of biocompatibility, has no harm to human bodies, is light and handy in weight, solves the problem that biopsy polyps are easy to block endoscopes when in use, and further easily causes secondary pain of patients, and simultaneously, enables user experience to be better.

Further, four check filters 100 still include connector 9, connector 9 with cup body 1 fixed connection, and with inner chamber 18 link up, and be located cup body 1 keeps away from one side of bowl cover 2.

In this embodiment, one end of the connector 9 penetrates through the inner cavity 18, the other end of the connector 9 is connected with a negative pressure pump, the negative pressure pump is utilized to enable negative pressure to be formed in the inner cavity 18, external polyp tissues can be absorbed, the four-grid filter 100 is enabled to filter the polyp tissues, and the problem that the biopsy polyp sampling easily causes blockage of an endoscope when in use, and further easily causes secondary pain of a patient is solved.

Further, the four-grid filter 100 further comprises a fixing buckle 14, wherein the fixing buckle 14 is fixedly connected with the PVC pipe 8 and is positioned at one end, far away from the cup cover 2, of the PVC pipe 8.

In this embodiment, the fixing buckle 14 is located at one end of the PVC pipe 8 far away from the cup cover 2, and is used for fixing the PVC pipe 8 on the endoscope, so that the PVC pipe 8 can enter the human body together with the endoscope, and the removed tissue polyp is absorbed, thereby solving the problem that the biopsy polyp sampling easily causes the blockage of the endoscope and further easily causes the secondary pain of the patient when in use.

Further, the four-grid filter 100 further comprises a bolt 16, and the bolt 16 is fixedly connected with the filter house 3 and is located on one side of the filter house 3 close to the cup body 1.

In this embodiment, the plug 16 is fixedly connected to the filtering room 3, and is disposed in cooperation with the groove 15 of the cup body 1 to drive the filtering room 3 to be hung in the inner cavity 18, so that the filtering room 3 can be taken out after use, and the tissue polyp inside the filtering room 3 can be subjected to biopsy, thereby solving the problem that the biopsy polyp sampling easily causes blockage of the endoscope and further causes secondary pain to the patient during use.

Further, the cup body 1 is provided with a groove 15, and the groove 15 is located on one side of the cup body 1 close to the filtering room 3 and is matched with the plug 16.

In this embodiment, the cup body 1 has the groove 15, the groove 15 is disposed in cooperation with the pin 16, so that the pin 16 can be hung on the groove 15, that is, the filtering chamber 3 is driven to be fixed in the inner cavity 18, the filtering chamber 3 can be conveniently taken out to perform a movable inspection on tissue polyps in the filtering chamber 3, and the problem that the biopsy polyps are likely to cause blockage of an endoscope and further secondary pain of a patient when sampling is performed is solved.

Further, the filter house 3 has a digital sculpture 20 thereon, and the digital sculpture 20 is located on the side of the filter house 3 away from the second inner cavity 19.

In this embodiment, the digital sculpture 20 is located on one side of the filtering room 3 far from the second inner cavity 19, and is sequentially changed along the position numbers of the first compartment 4, the second compartment 5, the third compartment 6 and the fourth compartment 7, so as to distinguish the four filtering rooms 3, facilitate distinguishing different sizes of tissue polyps in the filtering room 3, facilitate the operation during the biopsy, and solve the problem that biopsy polyp sampling easily causes the blockage of an endoscope and further easily causes secondary pain of a patient during the use.

Further, the cup cover 2 is provided with a second groove 17, and the second groove 17 is located on one side of the cup cover 2 close to the inner cavity 18 and is matched with the filter house 3.

In this embodiment, the second groove 17 on the cup cover 2 is matched with the filter house 3, so that the filter house 3 is sealed in the inner cavity 18, only body fluid is filtered out, omission of tissue polyp is avoided, the filtered tissue polyp is more complete, and the problem that secondary pain of a patient is easily caused by blockage of an endoscope due to biopsy polyp sampling in use is solved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The four-grid filter is characterized by comprising a cup body, a cup cover, a filtering room, a filter screen and a PVC pipe, wherein the cup body is provided with an inner cavity, the inner cavity is positioned inside the cup body, the cup cover is detachably connected with the cup body and positioned on one side of the cup body, which is far away from the inner cavity, the filtering room is detachably connected with the cup body and positioned in the inner cavity, the filtering room is provided with a second inner cavity, the second inner cavity is positioned inside the filtering room, and the filter screen is detachably connected with the filtering room and positioned in the second inner cavity;

2. The quad filter of claim 1,

the mesh densities of the first filter screen, the second filter screen and the third filter screen are reduced in sequence.

3. The quad filter of claim 1,

the four-grid filter further comprises a connector, wherein the connector is fixedly connected with the cup body, communicated with the inner cavity and positioned on one side of the cup cover, and the cup body is far away from the cup cover.

4. The quad filter of claim 1,

5. The quad filter of claim 1,

6. The quad filter of claim 5,

the cup body has the recess, the recess is located the cup body is close to one side in filtration room, and with the bolt cooperation sets up.

7. The quad filter of claim 1,

the filtering room is provided with digital textures, and the digital textures are located on one side, far away from the second inner cavity, of the filtering room.

8. The quad filter of claim 1,

the bowl cover has the second recess, the second recess is located the bowl cover is close to one side of inner chamber, and with the cooperation setting of filtration room.