CN218186839U

CN218186839U - Sample sampling device

Info

Publication number: CN218186839U
Application number: CN202221818656.0U
Authority: CN
Inventors: 吴燕婷
Original assignee: Jiaxing Maternity and Child Health Care Hospital
Current assignee: Jiaxing Maternity and Child Health Care Hospital
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2023-01-03
Anticipated expiration: 2032-07-13

Abstract

The utility model discloses a sample sampling device, including barrel, bracing piece and the sampling head that is used for the sampling, the registration arm is installed to the one end of barrel, and inside the registration arm was passed to bracing piece one end extended to the barrel to install the piston, the other end was installed in the center department of sampling head inner wall, installed the spring between piston and the barrel, the inside of barrel outer wall was equipped with many passageways, and the adhesion is fixed with annular gasbag on the registration arm open-ended outer wall. The utility model discloses simple structure, convenient operation has increased the scope of sampling through hemispherical structure's sampling head, can scrape the inside of sampling head with the sample, and until the opening with the sampling head is sealed, avoided the sample leak and with the test tube contact, guarantee not lacking of sample volume.

Description

Sample sampling device

Technical Field

The utility model relates to a gynaecology's apparatus technical field, concretely relates to sample sampling device.

Background

In the related art, gynecological samples are usually collected by inserting a cotton swab or a brush into the vagina of a patient. And when utilizing cotton swab or brush to gather the sample, the sample is attached to the surface of cotton swab or brush when basically, on the one hand, the sample volume of gathering is less relatively, on the other hand, after gathering the sample, cotton swab or brush are put into the test tube and are submitted the inspection, at this in-process, the pipe wall contact of cotton swab or brush and test tube, partial sample has shifted to on the pipe wall of test tube, the sample volume on cotton swab or the brush has further been reduced, lead to finally can be used for the sample volume of detection to further reduce, therefore, the sample volume probably can't satisfy the requirement that detects the measurement, the influence detects.

Disclosure of Invention

The utility model aims to solve the technical problem that a sample sampling device is provided, the scope of sampling has been increased through hemispherical structure's sampling head, and can scrape the inside of sampling head with the sample to can seal the opening of sampling head through annular gasbag, avoid the sample leak and with the test tube contact, guarantee not lacking of sample volume.

The utility model discloses a realize through following technical scheme: the utility model provides a sample sampling device, the novel nipple rectifier comprises a cylindrical shel, the bracing piece with be used for the sampling of sampling, the sampling head is the hemispherical structure setting, the registration arm is installed to the one end of barrel, bracing piece one end is passed inside the registration arm extends to the barrel, and install the piston, the other end is installed in the center department of sampling head inner wall, install the spring between piston and the barrel, the spring is in tensile state, the inside of barrel outer wall is equipped with many passageways, passageway one end all extends to in the registration arm, and all be equipped with the venthole, the passageway other end all is equipped with the inlet port with the inside intercommunication of barrel, the venthole is close to the top setting of registration arm, the adhesion is fixed with annular gasbag on the registration arm open-ended outer wall, the internal face of annular gasbag just all is equipped with the air vent to venthole department, the inlet port is close to the bottom setting of barrel.

As preferred technical scheme, the piston is made by plastic materials, is equipped with first screw hole on the outer lane face of piston, and the outer wall of barrel is just being equipped with the second screw hole to first screw hole department, and threaded connection has the hand to twist the bolt in first screw hole and the second screw hole.

As a preferred technical scheme, a wiping ring or a sponge ring with an annular structure is arranged on the opening end surface of the sampling head.

Preferably, the annular air bag is made of elastic rubber materials.

As a preferred technical scheme, the diameter of the cylinder body is larger than that of the positioning pipe.

Preferably, the gas is stored in the cylinder.

The utility model has the advantages that: the utility model discloses simple structure, convenient operation, the scope of sampling has been increased through hemispherical structure's sampling head, and avoided the injury in the sampling process through cleaning the ring, and can scrape the inside of sampling head with the sample, and after twisting out the hand and twist the bolt, resilience through the spring can drive stand pipe and annular gasbag and move towards the sampling head, and at the in-process that removes, annular gasbag can expand, until sealed with the opening of sampling head, avoided the outer hourglass of sample and contact with the test tube, guarantee not lacking of sample volume.

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 view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a transverse cross-sectional view of the middle cylinder of the present invention.

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 only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

All of the features disclosed in this specification, or all of the steps of any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

As shown in fig. 1, fig. 2 and fig. 3, the utility model discloses a sample sampling device, including barrel 4, bracing piece 2 and the sampling head 1 that is used for the sampling, sampling head 1 is the hemispherical structure setting, registration arm 5 is installed to the one end of

barrel

4, 2 one ends of bracing piece are passed the registration arm and are extended to inside barrel 4, and install piston 8, the other end is installed in the center department of 1 inner wall of sampling head, install spring 7 between piston 8 and the barrel 4, spring 7 is in tensile state, the inside of barrel 4 outer wall is equipped with many passageways 6, passageway 6 one end all extends to in the registration arm 5, and all be equipped with venthole 14, the passageway 6 other end all is equipped with the inlet port with the inside intercommunication of barrel 4, venthole 14 is close to the top setting of registration arm 5, the adhesion is fixed with annular gasbag 12 on 14 open-ended outer walls of registration arm, the internal face of annular gasbag 12 is just all being equipped with air vent 13 to air vent department, the inlet port is close to the bottom setting of barrel.

In this embodiment, the piston 8 is made of a plastic material, a first screw hole is formed in an outer circumferential surface of the piston 8, a second screw hole is formed in an outer wall surface of the cylinder 4, which faces the first screw hole, and a hand-screwed bolt 9 is screwed in the first screw hole and the second screw hole through threads.

In this embodiment, the opening end face of the sampling head 1 is provided with the wiping ring 3 or the sponge ring with an annular structure, which are both flexible, so that the vagina is prevented from being damaged in the sampling process.

In the present embodiment, the annular bladder 12 is made of an elastic rubber material, so that the annular bladder has elasticity.

In this embodiment, the diameter of the cylinder 4 is larger than that of the positioning tube 5, so that the cylinder can store enough gas, and the smooth expansion of the annular airbag can be ensured.

In this embodiment, the cylinder 4 stores gas, which is air or oxygen.

When the sampling device is used, the barrel can be held by hand, the sampling head is inserted into a vagina, each square can scrape the vagina due to the arrangement of the hemispherical structure of the sampling head, the range is increased, and the scraping ring is arranged on the opening end surface of the sampling head, so that the vagina is prevented from being damaged, and the scraped sample can enter the inside of the sampling head;

after the sampling is accomplished, can twist out the bolt from first screw hole with the hand, after losing the location that the bolt was twisted to the hand, resilience through the spring can drive piston downstream, the removal of piston has driven bracing piece and sampling head, at the in-process that the piston removed, can extrude the inside gas of barrel, make gas along inlet port admission passage in, until discharge along venthole and air vent, the combustion gas physical stamina makes annular gasbag inflation, it can be sealed with the opening that adopts the head to pass through the annular gasbag of inflation, make the sample be in encapsulated situation, avoided dropping to the external world, after inserting in the test tube, the sample also can not contact with the inner wall of test tube, avoided causing the lack of sample.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A sample sampling device, characterized by: including barrel (4), bracing piece (2) and sampling head (1) that is used for the sampling, sampling head (1) is the setting of hemispherical structure, registration arm (5) are installed to the one end of barrel (4), bracing piece (2) one end is passed the registration arm and is extended to inside barrel (4), and install piston (8), the other end is installed in the center department of sampling head (1) inner wall, install spring (7) between piston (8) and barrel (4), spring (7) are in tensile state, the inside of barrel (4) outer wall is equipped with many passageway (6), passageway (6) one end all extends to in registration arm (5), and all be equipped with venthole (14), the passageway (6) other end all is equipped with the inlet port with barrel (4) inside intercommunication, venthole (14) are close to the top setting of registration arm (5), the adhesion is fixed with annular gasbag (12) on registration arm (5) open-ended outer wall, the internal face of annular gasbag (12) is just all being equipped with air vent (13) to venthole department, the bottom setting of barrel is close to.

2. The sample sampling device of claim 1, wherein: piston (8) are made by plastic materials, are equipped with first screw hole on the outer lane face of piston (8), and the outer wall of barrel (4) is just being equipped with the second screw hole to first screw hole department, and threaded connection has hand to twist bolt (9) in first screw hole and the second screw hole.

3. The sample sampling device of claim 1, wherein: the end face of the opening of the sampling head (1) is provided with a wiping ring (3) or a sponge ring with an annular structure.

4. The sample sampling device of claim 1, wherein: the annular bladder (12) is made of an elastic rubber material.

5. The sample sampling device of claim 1, wherein: the diameter of the cylinder (4) is larger than that of the positioning tube (5).

6. The sample sampling device of claim 1, wherein: the cylinder (4) stores gas therein.