CN113057684A - Uterine cavity secretion sampler - Google Patents
Uterine cavity secretion sampler Download PDFInfo
- Publication number
- CN113057684A CN113057684A CN202110327225.8A CN202110327225A CN113057684A CN 113057684 A CN113057684 A CN 113057684A CN 202110327225 A CN202110327225 A CN 202110327225A CN 113057684 A CN113057684 A CN 113057684A
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- Prior art keywords
- suction
- tube
- protective
- uterine cavity
- storage
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- 230000028327 secretion Effects 0.000 title claims abstract description 59
- 230000001681 protective effect Effects 0.000 claims abstract description 76
- 238000005070 sampling Methods 0.000 claims abstract description 46
- 230000000903 blocking effect Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 9
- 210000001215 vagina Anatomy 0.000 abstract description 8
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 5
- 210000003756 cervix mucus Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000003679 cervix uteri Anatomy 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 208000004145 Endometritis Diseases 0.000 description 1
- 208000007984 Female Infertility Diseases 0.000 description 1
- 206010021928 Infertility female Diseases 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002357 endometrial effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 230000009933 reproductive health Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B2010/0074—Vaginal or cervical secretions
Abstract
The invention discloses a uterine cavity secretion sampler which comprises a sampling tube and a protective assembly, wherein the sampling tube comprises a main tube, a suction rod and a suction plug, a suction head is arranged at the front end of the main tube, the suction plug is arranged in the main tube in a sliding manner, one end of the suction rod is inserted into the main tube and is fixedly connected with the suction plug, the suction rod can push the suction plug to move in the main tube, the protective assembly protective tube is sleeved on the outer side of the sampling tube, the protective assembly comprises a protective tube and a protective cover, the front end of the main tube is inserted into the protective tube, and the protective cover is hinged and covered on the front end face of the protective tube through a hinge piece. The uterine cavity secretion sampler isolates the sampling tube from the outside through the protection component, so that the sampling tube can not contact with the vagina and the tissue of the cervical canal, the uterine cavity secretion extracted by the sampling tube is prevented from being polluted, and the accuracy of a detection result is improved.
Description
Technical Field
The invention relates to the technical field of medical examination sampling instruments, in particular to a uterine cavity secretion sampler.
Background
Endometritis is a common gynecological disease and is one of the main reasons for female infertility and assisted reproduction and assisted pregnancy failure, so that timely examination, early detection and timely treatment are of great significance to female reproductive health. Because no special uterine secretion sampler is clinically available, the examination mode of many hospitals for the disease is to take a biopsy of the endometrial tissue under a hysteroscope to confirm diagnosis.
At present, no special uterine cavity secretion sampler exists, some doctors clinically replace the uterine cavity secretion sampler by a vaginal secretion culture tube, and the uterine cavity secretion collection process needs to pass through the vagina and the cervix, so that the possibility of pollution caused by contact with the vaginal or cervical secretion cannot be avoided. In view of the above problems, some physicians adopt a self-made simplified uterine cavity sampler, namely a simple cotton swab is sleeved with a plastic sleeve outside, the cotton swab passes through the vagina and the cervix and is in the sleeve, the cotton swab is pushed out of the uterine cavity after reaching the uterine cavity, and the cotton swab is pulled back to the sleeve after taking secretion. However, because a skilled operator is required to sample, the unskilled operator still has the possibility that the sampling cotton swab contacts vaginal and cervical secretions, so that the possibility of pollution is caused, and the detection result is inaccurate.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a uterine cavity secretion sampler, which solves the problem that the existing uterine cavity secretion sampler is easily polluted to cause inaccurate detection result.
In order to realize the technical effects, the technical scheme adopted by the invention is as follows:
a uterine secretion sampler comprising:
the sampling tube comprises a main tube, a suction rod and a suction plug, wherein the front end of the main tube is provided with a suction head, the suction plug is arranged in the main tube in a sliding manner, one end of the suction rod is inserted into the main tube and is fixedly connected with the suction plug, and the suction rod can push the suction plug to move in the main tube; and
the protective assembly, the protective assembly protective tube cover is established in the outside of sampling tube, protective assembly includes protective tube and protective cover, and in the front end of being responsible for inserted the protective tube, the protective cover passes through articulated joint connection lid and closes on the preceding terminal surface of protective tube.
Above-mentioned palace chamber secretion sampler passes through protective component and separates sampling tube and external isolated, makes the sampling tube unable and vagina, cervical canal tissue contact, has avoided the palace chamber secretion of sampling tube extraction to be contaminated, has improved the accuracy of testing result.
Further, the articulated elements includes articulated shaft and reset spring, and the hinge groove has been seted up along the axis direction to the front end inner wall top side of protective tube, the rotatable top that runs through the protective cover of tip of articulated shaft, and the rotatable setting in the both ends of articulated shaft is on the relative both sides wall in hinge groove, and reset spring sets up at the hinge inslot, and reset spring's one end and the inner wall fixed connection in hinge groove, the other end and the tip fixed connection on the outstanding protective tube top side of protective cover. Because reset spring's elasticity performance makes the protective cover lid close on the terminal surface of protective tube, provides an isolated environment for the sampling tube, and the suction head can push open the protective cover simultaneously and stretch into palace intracavity portion, conveniently extracts the secretion.
Further, the articulated elements is still including the arc board that resets, and the arc spout has been seted up along the axis direction to the inner wall in hinge groove, and reset spring's one end fixed connection is on arc spout inner wall, and the one end of the arc board that resets insert in the arc spout with reset spring's other end fixed connection, reset spring's one end butt is kept away from at the tip of the outstanding protective tube top side of protective cover to the arc board that resets. The arc board that resets set up the area of contact that has increased with the protective cover top, has strengthened the stability of protective cover top upset, and the arc board that resets simultaneously slides in the arc spout and has the guide effect, avoids the reset spring atress uneven.
Further, the suction head has elastic properties, the suction head is tubular with a small front end diameter and a large rear end diameter, and the center of the front end of the suction head is bent and deviated downward in an initial state. Because the elasticity of suction head self, when the suction head was kept away from the one end atress of being responsible for, the shape deformation of suction head along the axis direction, after the power disappears, the suction head reconversion makes things convenient for the suction head to carry out the extraction of secretion in palace chamber.
Further, be responsible for including suction section and negative pressure section, suction section and negative pressure section joint are connected, and the suction section is kept away from the one end and is connected with the suction head of negative pressure section, and the suction pole can push suction stopper and remove in the negative pressure section, and the storage setting is in the inside bottom side of suction section. Because suction section and negative pressure section joint are connected, dismantle the negative pressure section, directly take out the storage piece in the suction section, avoided being responsible for the length overlength and lead to being difficult to take out the secretion.
Further, the inside storage piece that is equipped with of sampling tube, storage piece include the memory chip of indent cambered surface structure, and the holding tank has been seted up to the inner wall bottom side that the sampling tube is close to suction head one section, and memory chip detachable sets up in the holding tank. The storage piece is arranged to directly take the uterine cavity secretion out of the main pipe, so that the uterine cavity secretion is prevented from being inverted to and fro to different culture dishes.
Further, the storage piece also comprises a blocking piece, and the blocking piece is arranged at the top of one side, far away from the suction head, of the storage piece. The storage piece is convenient to take out by clamping the blocking piece.
Further, the storage piece still includes flexure strip and inserted block, and the slot has been seted up to the direction of keeping away from the suction head to the inner wall of holding tank, the top of flexure strip and the top side fixed connection of separation blade, the bottom of flexure strip and the one end fixed connection of inserted block, the inserted block keep away from in the one end of flexure strip can insert the slot, the bottom of flexure strip to the direction slope of keeping away from the storage piece. The insertion block is inserted into the slot by using the elasticity of the elastic sheet, so that the storage sheet is fixed in the storage slot, and the storage sheet is prevented from shaking.
The invention has the beneficial effects that: the sampling tube is isolated from the outside by the protective cover, so that the sampling tube can not contact with the vagina and the cervical canal tissue, the uterine secretion extracted by the sampling tube is prevented from being polluted, the accuracy of a detection result is improved, meanwhile, the protective cover is hinged and covered on the end surface of the protective tube by the arrangement of the hinge piece, the protective cover is pushed open by the front end of the sampling tube to directly go deep into the uterine cavity to extract the uterine secretion, and the isolation of the protective tube to the sampling tube is further enhanced; the negative pressure section is connected with the suction section in a clamping manner, so that the main pipe can be divided, the uterine cavity secretion in the storage sheet can be conveniently and quickly taken out, the storage piece is arranged, the uterine cavity secretion can be directly taken out after flowing into the storage sheet, and the phenomenon that the uterine cavity secretion is infected due to the fact that the uterine cavity secretion is placed back to different culture dishes is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the shield assembly;
FIG. 3 is an enlarged view taken at A in FIG. 1;
FIG. 4 is an enlarged view at B of FIG. 1;
FIG. 5 is an enlarged view at C of FIG. 1;
FIG. 6 is an enlarged view taken at D in FIG. 1;
FIG. 7 is a state diagram of the present invention in use;
reference numerals:
10-sampling tube, 11-main tube, 111-suction segment, 112-negative pressure segment, 113-first clamping block, 114-second clamping block, 115-first clamping groove, 116-second clamping groove, 117-storage groove, 118-slot, 12-suction rod, 13-suction plug, 14-suction head, 20-protection component, 21-protection tube, 22-protection cover, 221-hinge groove, 222-arc chute, 30-hinge, 31-hinge shaft, 32-return spring, 33-return arc plate, 40-storage piece, 41-storage piece, 42-blocking piece, 43-elastic piece, 44-insertion block, 50-elastic pad.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate and imply that the positions or elements referred to must have particular orientations, be constructed and operated in particular ways, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1 to 3, the uterine cavity secretion sampler provided by the present invention includes a sampling tube 10 and a protection assembly 20, wherein the sampling tube 10 includes a main tube 11, a suction rod 12 and a suction plug 13, the front end of the main tube 11 is provided with a suction head 14, the suction plug 13 is slidably disposed in the main tube 11, one end of the suction rod 12 is inserted into the main tube 11 and fixedly connected with the suction plug 13, and the suction rod 12 can push the suction plug 13 to move in the main tube 11. The front end of the sampling tube 10 extends into the uterine cavity, the suction rod 12 is pulled to generate negative pressure in the main tube 11, the suction head 14 is in contact with the inner wall of the uterine cavity, so that uterine cavity secretion is sucked, the uterine cavity secretion is sucked into the sampling tube 10, the protection component 20 is used for protecting the suction head 14 arranged at the front end of the sampling tube 10 from being polluted when passing through the vagina, and the situation that the sucked uterine cavity secretion and the sucked vaginal secretion are mixed together to cause inaccurate detection results and influence the treatment of doctors is avoided.
The protection assembly 20 comprises a protection tube 21 and a protection cover 22, the front end of the main tube 11 is inserted into the protection tube 21, and the protection cover 22 is hinged and covered on the front end face of the protection tube 21 through a hinge 30.
Specifically, articulated elements 30 includes articulated shaft 31 and reset spring 32, articulated groove 221 has been seted up along the axis direction to the front end inner wall top side of protective tube 21, articulated groove 221 and protective tube 21 are inside to be communicated, the rotatable top that runs through the protective cover 22 of the tip of articulated shaft 31, and the rotatable setting in the relative both sides wall of articulated groove 221 in both ends of articulated shaft 31, reset spring 32 sets up in articulated groove 221, and reset spring 32's one end and the inner wall fixed connection of articulated groove 221, the tip fixed connection of the other end and the protective cover 22 outstanding protective tube 21 top side. Wherein, reset spring 32 initial state is in compression state, makes the top of protective cover 22 receive the resilience always to make protective cover 22 tightly cover and establish on the front end terminal surface of protective tube 21, provide an isolated environment for sampling tube 10, make the front end of sampling tube 10 isolated with external world.
When the sampling tube 10 is inserted into the protective tube 21, the suction head 14 moves to abut against the bottom end of the protective cover 22, the suction head 14 continues to advance, the protective cover 22 is pushed open, the bottom end of the protective cover 22 is turned upwards by taking the rotating shaft as a circle center, the bottom end of the protective cover 22 is separated from the protective tube 21, and therefore the suction head 14 protrudes out of the front end in the protective tube 21 to enter the uterine cavity, and at the moment, the top of the protective cover 22 compresses the return spring 32, so that the return spring 32 is in a compressed state; when the sampling tube 10 is drawn back, the suction head 14 is drawn back into the protecting tube 21, and the top of the protecting cover 22 is subjected to the restoring elasticity of the restoring spring 32, so that the bottom end of the protecting cover 22 is turned downwards and covered on the end face of the protecting cover 22 again, a closed environment is provided for the sampling tube 10, and the sampling tube 10 is prevented from being polluted by vaginal secretions when being drawn back and moved.
Preferably, the hinge member 30 further includes a reset arc plate 33, an arc sliding groove 222 is formed in an inner wall of the hinge groove 221 along the axial direction, one end of the reset spring 32 is fixedly connected to the inner wall of the arc sliding groove 222, one end of the reset arc plate 33 is inserted into the arc sliding groove 222 and is fixedly connected to the other end of the reset spring 32, and one end of the reset arc plate 33, which is far away from the reset spring 32, abuts against an end portion of the protecting cover 22, which protrudes from the top side of the protecting pipe 21. When the suction head 14 is inserted into the uterine cavity or retracted, the bottom end of the protective cover 22 is turned over, so that the return spring 32 is compressed and restored, and the return arc plate 33 is driven to slide in the arc-shaped sliding groove 222. The arc board 33 that resets has set up the area of contact that has increased with the protective cover 22 top, has strengthened the stability of protective cover 22 top upset, and the arc board 33 that resets simultaneously slides in arc spout 222 and has the guide effect, avoids reset spring 32 atress uneven.
In this embodiment, the suction head 14 has an elastic property, the suction head 14 is formed in a tubular shape having a small front end diameter and a large rear end diameter, and the front end center of the suction head 14 is bent and deviated downward in an initial state. Due to the elasticity of the suction head 14 itself, when the end of the suction head 14 remote from the main tube 11 is forced, the shape of the suction head 14 in the axial direction is deformed, and when the force disappears, the suction head 14 is restored.
In this embodiment, the main tube 11 includes a suction section 111 and a negative pressure section 112, the suction section 111 and the negative pressure section 112 are connected in a snap-fit manner, one end of the suction section 111 away from the negative pressure section 112 is connected to the suction head 14, the suction rod 12 can push the suction plug 13 to move in the negative pressure section 112, and the storage member 40 is disposed at the bottom side inside the suction section 111. Wherein, suction section 111's contact surface top side is equipped with first joint piece 113, and first draw-in groove 115 has been seted up along the axis direction to negative pressure section 112's contact surface top side, and first joint piece 113 can insert in first draw-in groove 115, and second draw-in groove 116 has been seted up along the axis direction to suction section 111's contact surface bottom side, and negative pressure section 112's contact surface bottom side is equipped with second joint piece 114, and second joint piece 114 can insert in second draw-in groove 116. Furthermore, elastic pads 50 are arranged in the first clamping groove 115 and the second clamping groove 116, so that clamping fixation of the suction section 111 and the negative pressure section 112 is enhanced, and sealing performance inside the main pipe 11 is enhanced.
When the suction head 14 sucks the uterine cavity secretion, the uterine cavity secretion flows to the storage part 40 in the main pipe 11, the suction section 111 is connected with the negative pressure section 112 in a clamping manner, the negative pressure section 112 is detached, the storage part 40 is directly taken out from the suction section 111, and the phenomenon that the secretion is not easily taken out due to the fact that the length of the main pipe 11 is too long is avoided.
Preferably, the contact surfaces of the suction section 111 and the suction section 112 are oval, which facilitates the removal and placement of the storage element 40 in the main pipe 11.
In this embodiment, the storage member 40 is disposed inside the sampling tube 10, the storage member 40 includes a storage sheet 41 with an inner concave arc structure, a storage groove 117 is disposed on the bottom side of a section of the inner wall of the sampling tube 10 close to the suction head 14, and the storage sheet 41 is detachably disposed in the storage groove 117. When the suction head 14 extends into the uterine cavity, the suction rod 12 is pulled outwards to enable the suction head 14 to generate suction force, uterine cavity secretion is sucked into the main pipe 11, the uterine cavity secretion flows into the storage groove 117 and enters the storage sheet 41, finally, the suction section 111 and the negative pressure section 112 are separated, the storage sheet 41 is taken out independently for secretion detection, the secretion is prevented from being inverted to different culture dishes, and the workload of doctors is reduced.
Preferably, the storage member 40 further comprises a blocking sheet 42, an elastic sheet 43 and an insertion block 44, wherein the blocking sheet 42 is arranged on the top of the side of the storage sheet 41 far away from the suction head 14, and the storage sheet 41 can be taken out from the storage groove 117 alone by clamping the blocking sheet 42, so that the uterine cavity secretion in the storage sheet 41 can be taken out and detected. The inner wall of the storage groove 117 is provided with a slot 118 towards the direction far away from the suction head 14, the top end of the elastic sheet 43 is fixedly connected with the top side surface of the blocking piece 42, the bottom end of the elastic sheet 43 is fixedly connected with one end of the insertion block 44, one end of the insertion block 44 far away from the elastic sheet 43 can be inserted into the slot 118, and the bottom end of the elastic sheet 43 inclines towards the direction far away from the storage sheet 41. When the memory sheet 41 needs to be placed in the storage slot 117, the bottom of the elastic sheet 43 moves towards the memory sheet 41 by clamping the single sheet and the elastic sheet 43, and is attached to the outer side surface of the memory sheet 41, and then the inserting block 44 is aligned with the inserting slot 118; when the clamping single piece and the elastic sheet 43 are released, the bottom of the elastic sheet 43 returns to the initial position due to the restoring elasticity of the elastic sheet 43, and further pushes the insertion block 44 to continue to be inserted into the insertion groove 118, so that the storage member 40 is fixed in the storage groove 117, and the storage sheet 41 is made to take up the uterine cavity secretion sucked by the suction head 14.
The working principle of the invention is as follows: when in use, the main pipe 11 is divided into two parts, the blocking piece 42 is clamped, the inserting block 44 is inserted into the inserting groove 118, the storage sheet 41 is placed in the storage groove 117 for fixing, and then the two parts of the main pipe 11 are clamped together; then, the front end of the protective tube 21 passes through the vagina and extends into the uterine cavity, so that the front end of the sampling tube 10 is inserted into the protective tube 21, and the suction head 14 pushes the protective cover 22 open, so that the suction head 14 extends into the uterine cavity; then the suction rod 12 is drawn to generate negative pressure power in the main pipe 11, so that the suction head 14 sucks the uterine cavity secretion into the main pipe 11, and the uterine cavity secretion enters the main pipe 11 and then flows into the storage groove 117 to enter the storage sheet 41; the sampling tube 10 is withdrawn from the protecting tube 21, and the protecting cover 22 covers the end face of the protecting tube 21 again; finally, the negative pressure section 112 and the suction section 111 are separated, the blocking piece 42 and the elastic piece 43 are clamped, the inserting block 44 is made to exit from the inserting groove 118, and the storage piece 41 is taken out independently for uterine cavity secretion detection.
The invention has the beneficial effects that: the uterine cavity secretion sampler isolates the sampling tube 10 from the outside through the protection component 20, so that the sampling tube 10 cannot contact with the vagina and the tissue of the cervical canal, the uterine cavity secretion extracted by the sampling tube 10 is prevented from being polluted, the accuracy of a detection result is improved, meanwhile, the protective cover 22 is hinged and covered on the end surface of the protective tube 21 through the arrangement of the hinge piece 30, the protective cover 22 is pushed open at the front end of the sampling tube 10 to directly go deep into the uterine cavity to extract the uterine cavity secretion, and the isolation of the protective tube 21 to the sampling tube 10 is further enhanced; the negative pressure section 112 is connected with the suction section 111 in a clamping manner, so that the main pipe 11 can be divided, uterine secretion in the storage sheet 41 can be conveniently and quickly taken out, the storage piece 40 is arranged, the uterine secretion can be directly taken out after flowing into the storage sheet 41, and infection caused by the fact that the uterine secretion is placed back to different culture dishes is avoided.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. A uterine cavity secretion sampler, comprising:
the sampling tube comprises a main tube, a suction rod and a suction plug, wherein the front end of the main tube is provided with a suction head, the suction plug is arranged in the main tube in a sliding manner, one end of the suction rod is inserted into the main tube and is fixedly connected with the suction plug, and the suction rod can push the suction plug to move in the main tube; and
the protective assembly, the protective assembly protective tube cover is established in the outside of sampling tube, protective assembly includes protective tube and protective cover, it is intraductal that the front end of being responsible for inserts the protective tube, the protective cover passes through articulated connection lid of articulated elements and closes on the preceding terminal surface of protective tube.
2. A uterine cavity secretion sampler according to claim 1, wherein: the articulated elements includes articulated shaft and reset spring, the hinge groove has been seted up along the axis direction to the front end inner wall top side of protective tube, the rotatable top that runs through the protective cover of tip of articulated shaft, and the rotatable setting in the both ends of articulated shaft is on the relative both sides wall in hinge groove, reset spring sets up at the hinge inslot, and reset spring's one end and the inner wall fixed connection in hinge groove, the tip fixed connection on the other end and the outstanding protective tube top side of protective cover.
3. A uterine cavity secretion sampler according to claim 2, wherein: the articulated elements is still including the arc board that resets, the arc spout has been seted up along the axis direction to the inner wall in hinge groove, reset spring's one end fixed connection is on arc spout inner wall, the one end of the arc board that resets insert in the arc spout with reset spring's other end fixed connection, reset spring's one end butt is kept away from at the tip of the outstanding protective tube top side of protective cover to the arc board that resets.
4. A uterine cavity secretion sampler according to claim 1, wherein: the suction head has elastic performance, the suction head is in a tubular shape with a small front end diameter and a large rear end diameter, and the front end center of the suction head is bent and deviated downwards in an initial state.
5. A uterine cavity secretion sampler according to claim 1, wherein: be responsible for including suction section and negative pressure section, suction section and negative pressure section joint are connected, the suction section is kept away from the one end of negative pressure section and is connected with the suction head, the suction pole can promote the suction stopper and remove in the negative pressure section, the storage component sets up the bottom side in suction section inside.
6. A uterine cavity secretion sampler according to claim 5, wherein: the sampling tube is internally provided with a storage piece, the storage piece comprises a storage sheet of an inwards concave cambered surface structure, a storage groove is formed in the bottom side of the inner wall of the sampling tube, which is close to one section of the suction head, and the storage sheet is detachably arranged in the storage groove.
7. A uterine cavity secretion sampler according to claim 6, wherein: the storage piece further comprises a blocking piece, and the blocking piece is arranged at the top of one side, far away from the suction head, of the storage piece.
8. The uterine secretion sampler according to claim 7, wherein: the storage piece still includes flexure strip and inserted block, the slot has been seted up to the direction of keeping away from the suction head to the inner wall of holding tank, the top of flexure strip and the top side fixed connection of separation blade, the bottom of flexure strip and the one end fixed connection of inserted block, the one end that the flexure strip was kept away from to the inserted block can insert in the slot, the bottom of flexure strip is to the direction slope of keeping away from the storage piece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110327225.8A CN113057684B (en) | 2021-03-26 | 2021-03-26 | Uterine cavity secretion sampler |
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| CN202110327225.8A CN113057684B (en) | 2021-03-26 | 2021-03-26 | Uterine cavity secretion sampler |
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| CN113057684A true CN113057684A (en) | 2021-07-02 |
| CN113057684B CN113057684B (en) | 2022-11-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114431899A (en) * | 2022-01-28 | 2022-05-06 | 山东第一医科大学(山东省医学科学院) | Tree shrew nasal cavity detection experimental equipment for upper respiratory tract inflammation pathogenesis experiment |
| CN114712656A (en) * | 2022-04-01 | 2022-07-08 | 中国医学科学院北京协和医院 | Injection sampling device applied to clinical operation |
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| CN114712656A (en) * | 2022-04-01 | 2022-07-08 | 中国医学科学院北京协和医院 | Injection sampling device applied to clinical operation |
| CN114712656B (en) * | 2022-04-01 | 2023-01-31 | 中国医学科学院北京协和医院 | Injection sampling device applied to clinical operation |
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