CN217138121U - Self-service sampler of biological sample - Google Patents

Abstract

The utility model discloses a biological sample self-help sampler, which comprises a sleeve and a push rod, wherein the push rod is slidably arranged in the sleeve, one end of the push rod is provided with a sampling head, the push rod is provided with a first limit structure and a second limit structure, a limit structure matched with the first limit structure and the second limit structure is convexly arranged in the sleeve, the maximum outer diameter of the first limit structure and the maximum outer diameter of the second limit structure are smaller than the inner diameter of the sleeve, and when the first limit structure is matched with the limit structure, the sampling head is completely contained in the sleeve; when the second limiting structure is matched with the limiting structure, the sampling head is exposed out of the sleeve; and set up the biggest external diameter of first limit structure and the biggest external diameter of second limit structure and be less than sheathed tube inside diameter, reduced the push rod and received thrust influence and cause the risk of oppression to human sampling position at the sheathed tube in-process sheathed tube inside wall that promotes in the sleeve pipe, promoted the comfort when the user uses.

Description

Self-service sampler of biological sample

Technical Field

The utility model relates to a body cavity sampling equipment technical field especially relates to a self-service sampler of biological sample.

Background

The incidence of cervical cancer ranks fourth in female malignancies worldwide and is one of the malignant diseases that severely compromise female health. While HPV is the main cause of cervical cancer, the detection of DNA thereof is the main primary screening scheme for screening cervical cancer. HPV DNA detection needs to collect cervical exfoliated cells firstly, traditional cervical exfoliated cell collection needs medical personnel to use a vaginal speculum to dilate a vagina firstly, then use a sampling tool to wipe the surface of the cervix so as to collect cervical cells, and finally detection is carried out. The sampling mode is limited by places and needs to be carried out in a medical place; the privacy protection is not facilitated, and the sampling is required to be carried out by medical personnel; the operation is complex, and an auxiliary tool outside the sampling tool is needed; is easy to cause psychological and physiological discomfort of patients, especially fear, vaginal pain and bleeding;

in view of this, the 'HPV self-sampling detection technology' is proposed worldwide, namely, women can use a special cervical self-sampling device to sample at home according to an operation instruction, and then mail the sample back to a detection unit for detection, so that the result can be inquired on line, and the detection is convenient and fast. The HPV self-sampling technology can reduce the resistance emotion of women to gynecological examination, reduce discomfort caused by cervical examination and improve the coverage rate of cervical cancer screening. However, the HPV self-help samplers on the market are few and have different sizes, and the unreasonable design of the sampler not only can cause physiological discomfort of a user, but also can affect the sampling effect, thereby affecting the sample quality and finally affecting the detection result. Therefore, there is a need for a more comfortable autosampler to reduce female injury and obtain better samples.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a biological sample self-help sampler with good comfort.

In order to solve the technical problem, the utility model discloses a technical scheme be: a biological sample self-help sampler comprises a sleeve and a push rod, wherein the push rod is slidably arranged in the sleeve, one end of the push rod is provided with a sampling head, the push rod is provided with a first limiting structure and a second limiting structure, a limiting structure matched with the first limiting structure and the second limiting structure is convexly arranged in the sleeve, the maximum outer diameter of the first limiting structure and the maximum outer diameter of the second limiting structure are smaller than the inner diameter of the sleeve, and when the first limiting structure is matched with the limiting structure, the sampling head is completely accommodated in the sleeve; when the second limiting structure is matched with the limiting structure, the sampling head is exposed out of the sleeve.

Furthermore, a baffle is arranged on the outer side wall of the sleeve, and the baffle divides the outer side wall of the sleeve into an extending end and a handheld end.

Furthermore, the telescopic end cover further comprises a protective sleeve, and the protective sleeve is used for sleeving the telescopic end.

Further, be equipped with spacing buckle and support bar in the protective sheath, spacing buckle card is held in the baffle is kept away from stretch into one side of end, the support bar contradict in the baffle is close to stretch into one side of end.

Furthermore, the first limiting structure comprises a first elastic arm and a first bulge arranged on the first elastic arm, and the first elastic arm is connected with the push rod and forms a gap with the push rod; the second limiting structure comprises a second elastic arm and a second protruding part arranged on the second elastic arm, and the second elastic arm is connected with the push rod and forms a gap with the push rod.

Furthermore, the first limiting structure further comprises a third protruding portion arranged on the first elastic arm and spaced from the first protruding portion, and a first positioning groove matched with the limiting structure is formed among the first protruding portion, the third protruding portion and the first elastic arm.

Furthermore, a sound outlet part is arranged on the push rod, and a contact part which is matched with the sound outlet part to make sound is arranged in the sleeve.

Furthermore, the sound emitting part comprises a third elastic arm and a fourth protruding part arranged on the third elastic arm, and the third elastic arm is connected with the push rod and forms a gap with the push rod.

Furthermore, the push rod is provided with a breaking part, and the breaking part is connected with the sampling head.

Furthermore, one end of the push rod, which is far away from the sampling head, is provided with a knob.

The beneficial effects of the utility model reside in that: the utility model provides a biological sample self-service sampler has the characteristics that the comfort is good, the first limit structure and the limit structure are matched to enable the sampling head to be completely contained in the sleeve when not sampling, and the sampling head can not automatically stretch out and fall off, thereby ensuring the integrity of the push rod and the sampling head, and the second limit structure and the limit structure are matched to enable the sampling head to be completely exposed out of the sleeve and can not retract when sampling, thereby sampling; and set up the biggest external diameter of first limit structure and the biggest external diameter of second limit structure and be less than sheathed tube inside diameter, reduced the push rod and received thrust influence and cause the risk of oppression to human sampling position at the sheathed tube in-process sheathed tube inside wall that promotes in the sleeve pipe, promoted the comfort when the user uses.

Drawings

Fig. 1 is an assembly view of a biological sample self-sampler according to a first embodiment of the present invention;

fig. 2 is an exploded view of a biological sample self-sampler according to a first embodiment of the present invention;

fig. 3 is a schematic cross-sectional structural view of a biological sample self-help sampler according to a first embodiment of the present invention (in a state where the sampling head is stored);

FIG. 4 is a detail view at A of FIG. 3;

fig. 5 is a schematic cross-sectional structural diagram of a biological sample self-help sampler according to a first embodiment of the present invention (with the sampling head extended);

FIG. 6 is a detail view at B of FIG. 5;

fig. 7 is a schematic cross-sectional structure view of a sleeve of a biological sample self-sampler according to a first embodiment of the present invention.

Description of the reference symbols:

1. a push rod; 11. a first limit structure; 111. a first resilient arm; 112. a first boss portion; 113. a third boss portion; 12. a second limit structure; 121. a second resilient arm; 122. a second boss portion; 13. a sound emitting portion; 131. a third elastic arm; 132. a fourth boss; 2. a sleeve; 21. an extending end; 22. a baffle plate; 23. a handheld end; 24. a limit structure; 25. a contact portion; 3. a protective sleeve; 31. a limiting buckle; 32. a supporting strip; 4. a knob. 5. A sampling head; 51. a breaking part.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 7, a biological sample self-help sampler includes a sleeve 2 and a push rod 1, the push rod 1 is slidably disposed in the sleeve 2, a sampling head 5 is disposed at one end of the push rod 1, a first limit structure 11 and a second limit structure 12 are disposed on the push rod 1, a limit structure 24 engaged with the first limit structure 11 and the second limit structure 12 is disposed in the sleeve 2 in a protruding manner, a maximum outer diameter of the first limit structure 11 and a maximum outer diameter of the second limit structure 12 are smaller than an inner diameter of the sleeve 2, and when the first limit structure 11 is engaged with the limit structure 24, the sampling head 5 is completely accommodated in the sleeve 2; when the second limit structure 12 is matched with the limit structure 24, the sampling head 5 is exposed out of the sleeve 2.

The utility model discloses a biological sample self-service sampler's operating procedure brief follows: firstly, the sleeve 2 is held by hand, one end of the sleeve 2 close to the sampling head 5 extends into the vagina of a user, and stops at the position of the baffle 22, at the moment, the first limiting structure 11 on the push rod 1 is matched with the limiting structure 24 in the sleeve 2, the sampling head 5 is completely contained in the sleeve 2, and thrust is applied to one end of the push rod 1 far away from the sampling head 5, so that the first limiting structure 11 is separated from the limiting structure 24 until the second limiting structure 12 is matched with the limiting structure 24, at the moment, the sampling head 5 extends out of the sleeve 2, and the push rod 1 is rotated to sample a biological sample in a human body cavity.

From the above description, the beneficial effects of the present invention are: the first limiting structure 11 and the limiting structure 24 are matched to enable the sampling head 5 to be completely accommodated in the sleeve 2 without sampling, and cannot automatically extend out and fall off, so that the integrity of the push rod 1 and the sampling head 5 is ensured, and the second limiting structure 12 and the limiting structure 24 are matched to enable the sampling head 5 to be completely exposed out of the sleeve 2 without retraction during sampling, so that sampling is performed; and set up the biggest external diameter of first limit structure 11 and the biggest external diameter of second limit structure 12 and be less than sleeve pipe 2's inside diameter, reduced push rod 1 and received the thrust influence and cause the risk of oppression to the human sampling position at the in-process sleeve pipe 2's that the sleeve pipe 2 promoted in sleeve pipe 2 inside, promoted the comfort when the user uses.

Further, a baffle 22 is further arranged on the outer side wall of the sleeve 2, and the baffle 22 divides the outer side wall of the sleeve 2 into an extending end 21 and a handheld end 23.

As can be seen from the above description, the extending end 21 extends into the vagina, the holding end 23 is exposed outside the body, and the baffle 22 can fix the depth of the sleeve 2 extending into the vagina, so as to avoid the influence on the effectiveness of the sample caused by the vagina injury due to too deep extending distance or too shallow extending distance during sampling.

Further, the protective sleeve 3 is further included, and the protective sleeve 3 is used for sleeving the extending end 21.

As can be seen from the above description, the protective sheath 3 can protect the extending end 21, so as to prevent the extending end 21 of the cannula 2 from being contaminated when the sampling is not performed; in addition, after sampling, a user can select not to break the sampling head 5, pull the push rod 1 to retract the sampling head 5 into the sleeve 2, then put the protective sleeve 3 on, and carry out overall mailing detection.

Further, be equipped with spacing buckle 31 and support bar 32 in the protective sheath 3, spacing buckle 31 card hold in baffle 22 is kept away from stretch into one side of end 21, support bar 32 contradict in baffle 22 is close to stretch into one side of end 21.

As can be seen from the above description, the limiting buckle 31 and the supporting bar 32 can stably fix the baffle 22 to the protective casing 3, so that the baffle 22 closes the insertion opening of the protective casing 3.

Further, the first limiting structure 11 includes a first elastic arm 111 and a first protrusion 112 disposed on the first elastic arm 111, and the first elastic arm 111 is connected with the push rod 1 and forms a gap with the push rod 1; the second position-limiting structure 12 includes a second elastic arm 121 and a second protrusion 122 disposed on the second elastic arm 121, and the second elastic arm 121 is connected to the push rod 1 and forms a gap with the push rod 1.

As can be seen from the above description, a gap is formed between the first elastic arm 111 and the push rod 1, so that the first elastic arm 111 can deform, and the first protruding portion 112 is conveniently connected with the limiting structure 24 in a matching manner; a gap is formed between the second elastic arm 121 and the push rod 1, so that the second elastic arm 121 can deform, and the second protruding portion 122 is conveniently connected with the limiting structure 24 in a matching manner.

Further, the first limiting structure 11 further includes a third protrusion 113 disposed on the first elastic arm 111 and spaced from the first protrusion 112, and a first positioning groove matched with the limiting structure 24 is formed between the first protrusion 112, the third protrusion 113 and the first elastic arm 111.

As can be seen from the above description, the first positioning groove cooperates with the limiting structure 24 to facilitate the positioning and moving of the push rod 1; the first protruding portion 112 cooperates with the limiting structure 24 to prevent the push rod 1 from sliding backwards, and the third protruding portion 113 cooperates with the limiting structure 24 to enable the push rod 1 to be smoothly pushed out.

Furthermore, a sound outlet part 13 is arranged on the push rod 1, and a contact part 25 which is matched with the sound outlet part 13 to generate sound is arranged in the sleeve 2.

As can be seen from the above description, when the push rod 1 is pushed to the position where the second limiting structure 12 contacts the limiting structure 24, the push rod 1 is rotated, so that the sound emitting portion 13 contacts the contact portion 25, and a click sound is generated, thereby facilitating a user to know the number of rotation turns of the push rod 1 by hearing or sensing the number of sound sounds.

Further, the sound emitting portion 13 includes a third elastic arm 131 and a fourth protrusion 132 disposed on the third elastic arm 131, and the third elastic arm 131 is connected to the push rod 1 and forms a gap with the push rod 1.

As can be seen from the above description, a gap is formed between the third elastic arm 131 and the push rod 1, so that the third elastic arm 131 can deform to facilitate the fourth protrusion 132 contacting the contact portion 25 to generate sound.

Further, the push rod 1 is provided with a breaking part 51, and the breaking part 51 is connected with the sampling head 5.

As can be seen from the above description, the breaking part 51 facilitates breaking and packaging the sampling head 5 after sampling in a container.

Furthermore, one end of the push rod 1, which is far away from the sampling head 5, is provided with a knob 4.

As can be seen from the above description, the knob 4 facilitates pushing and turning the push rod 1.

Example one

Referring to fig. 1 to 7, a first embodiment of the present invention is: a biological sample self-help sampler is used for acquiring and extracting a biological sample in a human body cavity and realizing self-help sampling of the biological sample, wherein the biological sample can be cervical cells, and in addition, the biological sample self-help sampler can also sample secretion in a vagina; the biological sample self-help sampler comprises a sleeve 2 and a push rod 1, wherein the push rod 1 is slidably arranged in the sleeve 2, one end of the push rod 1 is provided with a sampling head 5, the push rod 1 is provided with a first limiting structure 11 and a second limiting structure 12, a limiting structure 24 matched with the first limiting structure 11 and the second limiting structure 12 is convexly arranged in the sleeve 2, the maximum outer diameter of the first limiting structure 11 and the maximum outer diameter of the second limiting structure 12 are smaller than the inner diameter of the sleeve 2, and therefore, the compression force on a human body sampling part caused by the influence of thrust on the inner side wall of the sleeve 2 in the pushing process of the push rod 1 in the sleeve 2 is reduced; when the first limiting structure 11 is matched with the limiting structure 24, the sampling head 5 is completely accommodated in the sleeve 2; when the second limiting structure 12 is matched with the limiting structure 24, the sampling head 5 is exposed out of the sleeve 2; specifically, the limiting structure 24 is annular, and the caliber of the limiting structure 24 is smaller than the maximum outer diameter of the first limiting structure 11 and the maximum outer diameter of the second limiting structure 12.

Optionally, the sampling head 5 may be provided with medical sponge, flocking fluff, and the like, specifically, the push rod 1 is provided with a breaking part 51, and the breaking part 51 is connected with the sampling head 5, so that the sampling head 5 after sampling is broken and packaged in a container; more specifically, push rod 1 is kept away from the one end of sampling head 5 is equipped with knob 4, and when the rotating knob 4 rotated, sampling head 5 followed push rod 1 rotates.

Preferably, referring to fig. 2, the outer side wall of the sleeve 2 is further provided with a baffle 22, the baffle 22 divides the outer side wall of the sleeve 2 into an extending end 21 and a holding end 23, and since a certain distance exists between the vaginal outer opening and the cervical opening of a female, discomfort is easily caused when the sleeve 2 extends too deep, and a collected sample is not a target sample when the sleeve is too short, the baffle 22 is set to prompt the extending length, so that a sampling part can effectively reach a sampling part and effectively collect the sample; specifically, one side of the baffle 22 close to the extending end 21 is a cambered surface, so that the sleeve is in accordance with human engineering and is beneficial to controlling the depth of the sleeve 2 entering the vagina.

Referring to fig. 2, as an option, the biological sample self-help sampler further includes a protective sleeve 3, where the protective sleeve 3 is used for sleeving the extending end 21, so as to protect the extending end 21 and prevent the extending end 21 of the casing 2 from being contaminated; specifically, the protective sleeve 3 is umbrella-shaped, the meaning of the umbrella is protected, psychological hint can be given to a user, the fear psychology of the user is reduced, the material of the protective sleeve 3 is the same as that of the push rod 1, the material includes but is not limited to polypropylene (PP) or acrylonitrile-butadiene-styrene copolymer (ABS), and thus the extending end 21 of the sleeve 2 is convenient to match; protective sheath 3 is equipped with and is used for acceping the interface of stretching into end 21, and is detailed, be equipped with spacing buckle 31 and support bar 32 in the protective sheath 3, spacing buckle 31 card hold in baffle 22 is kept away from stretch into one side of end 21, support bar 32 contradict in baffle 22 is close to stretch into one side of end 21, so, can with baffle 22 is fixed in protective sheath 3 steadily, makes baffle 22 is right the interface of protective sheath 3 seals.

Preferably, referring to fig. 3 and 4, the first limiting structure 11 includes a first elastic arm 111 and a first protrusion 112 disposed on the first elastic arm 111, and the first elastic arm 111 is connected to the push rod 1 and forms a gap with the push rod 1, so that the first elastic arm 111 can deform to facilitate the first protrusion 112 to be connected to the limiting structure 24 in a matching manner; the second limiting structure 12 includes a second elastic arm 121 and a second protrusion 122 disposed on the second elastic arm 121, and the second elastic arm 121 is connected to the push rod 1 and forms a gap with the push rod 1, so that the second elastic arm 121 can deform, and the second protrusion 122 is conveniently connected to the limiting structure 24 in a matching manner; specifically, the first limiting structure 11 further includes a third protrusion 113 disposed on the first elastic arm 111 and spaced from the first protrusion 112, and a first positioning groove matched with the limiting structure 24 is formed between the first protrusion 112, the third protrusion 113 and the first elastic arm 111, so that the push rod 1 is conveniently positioned.

Preferably, a sound emitting portion 13 (as shown in fig. 6) is arranged on the push rod 1, a contact portion 25 (as shown in fig. 7) which is matched with the sound emitting portion 13 to emit sound is arranged in the sleeve 2, and when the push rod 1 is pushed to a position where the second limiting structure 12 is contacted with the limiting structure 24, the push rod 1 is rotated, so that the sound emitting portion 13 is contacted with the contact portion 25 to emit a click sound, and thus, a user can know the number of rotation turns of the push rod 1 by hearing or sensing the number of sound; specifically, the sound emitting portion 13 includes a third elastic arm 131 and a fourth protrusion 132 disposed on the third elastic arm 131, and the third elastic arm 131 is connected to the push rod 1 and forms a gap with the push rod 1, so that the third elastic arm 131 can deform, and the fourth protrusion 132 is in contact with the contact portion 25 to emit sound.

Referring to fig. 6 and fig. 7, in this embodiment, the second elastic arm 121 is connected to the third elastic arm 131, a second positioning groove matched with the limiting structure 24 is formed between the second protruding portion 122 and the fourth protruding portion 132, the contact portion 25 is located on a side of the limiting structure 24 away from the protruding end 21, when the second protruding portion 122 reaches the limiting structure 24, the second protruding portion 122 interferes with the limiting structure 24, so that the second elastic arm 121 deforms, the push rod 1 is continuously pushed, the limiting structure 24 is located in the second positioning groove, at this time, the contact portion 25 is located on a rotation track of the fourth protruding portion 132, the push rod 1 is rotated, the fourth protruding portion 132 is contacted with the contact portion 25, and the contact portion 25 presses the fourth protruding portion 132, the third elastic arm 131 is deformed to accumulate elastic potential energy, and along with the rotation of the push rod 1, the third elastic arm 131 releases the accumulated elastic potential energy, so that the fourth protrusion 132 impacts the inner side wall surface of the sleeve 2, thereby making a sound, specifically in this embodiment, the fourth protrusion 132 impacts the inner side wall surface of the sleeve 2 once every time the push rod 1 makes one turn.

In summary, the self-service biological sample sampler provided by the utility model has the characteristics of good comfort, the first limit structure and the limit structure can be matched to enable the sampling head to be completely accommodated in the sleeve when not sampling, and can not automatically stretch out and fall off, thereby ensuring the integrity of the push rod and the sampling head, and the second limit structure and the limit structure can be matched to enable the sampling head to be completely exposed out of the sleeve when sampling, and can not retract, thereby sampling; the maximum outer diameter of the first limiting structure and the maximum outer diameter of the second limiting structure are smaller than the inner diameter of the sleeve, so that the risk that the inner side wall of the sleeve is affected by thrust to press a sampling part of a human body in the pushing process of the push rod in the sleeve is reduced, and the comfort of a user in use is improved; set up the protective sheath and can protect stretching into the end, avoid sheathed tube stretching into the end to be contaminated, be equipped with spacing buckle and support bar in the protective sheath, can be fixed in the protective sheath with the baffle steadily for the bayonet joint of baffle to the protective sheath seals.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (10)

1. A biological sample self-help sampler comprises a sleeve and a push rod, wherein the push rod is slidably arranged in the sleeve, and one end of the push rod is provided with a sampling head; when the second limiting structure is matched with the limiting structure, the sampling head is exposed out of the sleeve.

2. The self-help biological sample sampler of claim 1, wherein a baffle is further disposed on the outer sidewall of the casing, and the baffle separates the outer sidewall of the casing into an extending end and a handheld end.

3. The self-service biological sample sampler of claim 2, further comprising a protective sleeve configured to receive the access end.

4. The self-service sampler of claim 3, wherein the protective sheath is provided with a limit buckle and a support bar, the limit buckle is clamped on one side of the baffle far away from the extending end, and the support bar is abutted on one side of the baffle close to the extending end.

5. The self-service biological sample sampler of claim 1, wherein the first limiting structure comprises a first elastic arm and a first protrusion part arranged on the first elastic arm, and the first elastic arm is connected with the push rod and forms a gap with the push rod; the second limiting structure comprises a second elastic arm and a second protruding part arranged on the second elastic arm, and the second elastic arm is connected with the push rod and forms a gap with the push rod.

6. The self-service biological sample sampler of claim 5, wherein the first limiting structure further comprises a third protrusion part arranged on the first elastic arm and spaced from the first protrusion part, and a first positioning groove matched with the limiting structure is formed among the first protrusion part, the third protrusion part and the first elastic arm.

7. The self-help biological sample sampler of claim 1, wherein the push rod is provided with a sound emitting portion, and the sleeve is provided with a contact portion which is matched with the sound emitting portion to emit sound.

8. The self-service biological sample sampler of claim 7, wherein the sound emitting portion comprises a third elastic arm and a fourth protrusion portion disposed on the third elastic arm, and the third elastic arm is connected to the push rod and forms a gap with the push rod.

9. The self-service biological sample sampler of claim 1, wherein the push rod is provided with a breaking part, and the breaking part is connected with the sampling head.

10. The self-sampler of claim 1, wherein a knob is provided at an end of the push rod remote from the sampling head.

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