CN113425331A - Sampler for noninvasive colon, rectum or anal tube and using method thereof - Google Patents
Sampler for noninvasive colon, rectum or anal tube and using method thereof Download PDFInfo
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- CN113425331A CN113425331A CN202110714492.0A CN202110714492A CN113425331A CN 113425331 A CN113425331 A CN 113425331A CN 202110714492 A CN202110714492 A CN 202110714492A CN 113425331 A CN113425331 A CN 113425331A
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- 210000000664 rectum Anatomy 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 11
- 210000001072 colon Anatomy 0.000 title claims description 8
- 238000005070 sampling Methods 0.000 claims abstract description 202
- 210000002255 anal canal Anatomy 0.000 claims abstract description 19
- 230000007704 transition Effects 0.000 claims description 19
- 210000000436 anus Anatomy 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 6
- 239000012209 synthetic fiber Substances 0.000 claims description 6
- 229920002994 synthetic fiber Polymers 0.000 claims description 6
- 230000001788 irregular Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 210000003811 finger Anatomy 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000001575 pathological effect Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
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- 238000010008 shearing Methods 0.000 description 1
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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
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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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
- A61B10/0275—Pointed or sharp biopsy instruments means for severing sample with sample notch, e.g. on the side of inner stylet
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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
- A61B2010/0061—Alimentary tract secretions, e.g. biliary, gastric, intestinal, pancreatic secretions
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Abstract
The invention discloses a sampler for non-invasive colorectal or anal canal and a using method thereof, and solves the problems that the prior art can not provide a special device for sampling the rectal, the sampling is difficult and the positioning can not be realized. The sampling device comprises an outer sampling pipe and an inner sampling pipe, wherein the inner sampling pipe is rotatably connected with the outer sampling pipe, a round hole is formed in the bottom of the outer sampling pipe, a bulge is arranged at the bottom of the inner sampling pipe, the bulge can be rotatably sleeved in the outer sampling pipe through the round hole, a sampling surface is arranged on the inner sampling pipe, a sampling groove is formed in the outer sampling pipe, the inner sampling pipe rotates relative to the outer sampling pipe, and the sampling surface can be exposed to the sampling groove. The invention has the advantages of effectively sampling the rectum, avoiding pollution caused by a sampling part, avoiding mutual influence among sampling results, improving the accuracy of sampling detection, improving the practicability of the device and the like.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a sampler for non-invasive colon rectum or anal canal and a using method thereof.
Background
At present, the clinical examination of the colon and rectum is mainly the pathological biopsy of tissues under an enteroscope and an enteroscope. The clinical common anus digital examination method of the proximal end of the anorectum can touch the hard-texture and uneven-surface protruded lumps mainly by touch, can move in the early stage, and is not easy to push if being adhered to the lower layer and the muscular layer; sometimes, the ulcer with the everted edge can be touched, the finger sleeve is crisp, blood stains are arranged on the finger sleeve, judgment is given by the experience of a doctor, and the standard is not completely unified.
Clinically, medical staff usually adopt a cotton swab stick or other tools for sampling and inspection, a sampling method aiming at exfoliated cells, secretions, attachments and the like in non-operative colorectal cavities and matched professional sampling tools are not available, sampling is unsanitary, the possibility of secondary pollution easily exists, and sampling inspection results are affected.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the prior art can not provide a special device for sampling rectum, the sampling is difficult and can not be positioned, and the invention provides a sampler for non-invasive colon rectum or anal canal and a using method thereof, which solve the problems.
The invention is realized by the following technical scheme:
the utility model provides a sampler for not having colorectal or anal canal of wound, further preferred, including sample outer tube and sample inner tube, sample inner tube rotatable coupling in the sample outer tube, be provided with the round hole in the bottom of sample outer tube, the bottom of sample inner tube is provided with the arch, just protruding accessible the rotatory cover of round hole is located in the sample outer tube, be provided with the sample face on the sample inner tube, be provided with the sample groove on the sample outer tube, the sample inner tube relative with the sample outer tube is rotatory, and can make the sample face expose extremely sample groove department.
Including sample inner tube and sample outer tube through setting up the sampler, further preferred setting is provided with the through-hole in the sample outer tube bottom, the bottom of sample inner tube still is provided with the arch simultaneously, thereby can be through arch and through-hole block when establishing with sample outer tube cover and being connected sample inner tube, the realization can be with sample inner tube coaxial on being fixed in the sample outer tube, sample inner tube can be rotatory according to operation standard in the sample outer tube simultaneously, there is the sample face on the setting sample inner tube, be provided with the sample groove on the sample outer tube, thereby when arranging sample outer tube in and relative rotation through the sample inner tube, can expose or expose whole the sample face in the sample groove part through the sample outer tube on the sample inner tube, the sample face can bulge or be less than with sample groove place face, in order to realize using the device effectively to carry out the sample of rectum.
Further optimize, the sample inner tube includes handle, connecting rod and sampling tube according to its direction of use in proper order, the sampling tube with pass through between the handle the connecting rod is connected, the sampling tube is kept away from the one end setting of connecting rod the arch.
Through preferred setting sample inner tube include handle, connecting rod and sampling tube, according to the direction of use that it is the sampling tube that most advanced goes into the rectum promptly, be connected with the handle through the connecting rod, because the one end that sets up the sampling tube and keep away from the connecting rod has the arch to can install the sample inner tube on the sample outer tube according to suitable direction, operator's accessible handle is with the connecting rod simultaneously, thereby promotes the rotation of sampling tube in order to realize the sample to the rectum.
Further optimize, the sampling tube includes first body and second body, first body with the second body is the cross-section and is sectorial cylinder to can follow its axial integration concatenation shaping and be irregular cylinder, and set up along its axial the arch is located the bottom of first body and second body, the cross-section radius of first body is less than the cross-section radius of second body, first body upper surface sets up to cover and is stamped polyester synthetic fiber in order to form the sample face.
But just constitute irregular cylinder for concatenation integrated into one piece's first body and second body through preferred setting sampling tube, the fan-shaped cross sectional area of steerable first body is less than, be equal to or be greater than the fan-shaped cross sectional area of second body, the cross-section that can preferably set up first body and second body is the semicircle, and the cross-sectional radius of first body is less than the cross-sectional radius of second body all the time, first body coats on the surface simultaneously and is stamped polyester synthetic fiber in order to form the sample face, the cross-sectional radius that covers the first body that has polyester synthetic fiber still sets up the cross-sectional radius that is less than or equal to second sample portion, owing to form the sample face, can realize effective sample after the sampling inner tube is installed in the sample outer tube in the sampling tube promptly at the sampling tube, can avoid causing the pollution of sample face simultaneously, influence the sample location.
Further optimize, first body includes a plurality of coaxial sample sections of arranging, is provided with the breakpoint pipe between the adjacent sample section, the diameter of breakpoint pipe is less than the diameter of sample section, the both sides of breakpoint pipe respectively with the sample section fixed connection that corresponds to form disconnected district.
Have a plurality of sample sections through preferably setting up on the first body, and sample section coaxial distribution, then can preferably set up the sample section including five sample sections or two sample sections wherein, five sample sections can correspond rectum in proper order respectively and break down plane 1 section: direct B junction-high rectal valve segment, 2 segments: high-position rectal valve section-middle-position rectal valve section, 3 sections: median rectal valve segment-inferior rectal valve segment, 4 segments: lower rectal flap segment-anal canal rectal line, 5 segments: anal canal rectal line-anal white line; two sample sections can correspond anus pipeline section and the straight intestines section more than the cusp line below the cusp line respectively, through setting up between the adjacent sample section through the breakpoint union coupling, then the quantity of breakpoint pipe is less than the quantity of sample section all the time one, the diameter setting of breakpoint pipe is less than the diameter of sample section simultaneously, all be less than the diameter of first body and second body promptly, thereby can realize accomplishing the back in the sample, break off or cut through breaking off with the fingers and thumb the breakpoint pipe, can correspond the sample section and form disconnected district with first body, thereby correspond the detection and processing operation to the sample section, can effectively improve the accuracy of sampling test, avoid the interact between the sampling result, the practicality of device has been improved.
Further optimize, the sample outer tube includes portion of gripping, fixed part and the sample body according to its direction of use in proper order, one side is seted up along its axial on the sample body the sample groove is kept away from the fixed part sample groove bottom sets up the round hole, the bottom of the sample body sets up formation rounding off and confined grafting portion.
The sampling outer pipe comprises a holding part, a fixing part and a sampling part, the holding part is connected with the sampling part by arranging the fixing part, one side of the sampling part is provided with a sampling groove which can be arranged as a blind groove or a through groove, the sampling groove can be matched to ensure that the sampling surface of the first pipe body can be partially exposed or completely exposed when the sampling inner pipe is arranged on the sampling outer pipe, thereby effectively realizing the sampling of the rectum, meanwhile, the sampling surface of the first pipe body can be sealed and arranged in the sampling groove by rotation, the secondary pollution to the surface where the sampling is positioned after the sampling is finished is avoided, the accuracy of sampling detection is ensured, the bottom of the sampling part is arranged to be smooth transition sealed, the bottom of the sampling body can form a smooth transition and sealed inserting part by preferably arranging the bottom of the sampling body, the sampling outer pipe can be smooth hemispherical, thereby improving the compliance of a patient when the sampling outer pipe is pushed into the anus of the patient, the pain of the patient is reduced, the injury to the inner wall of the anus or rectum of the patient is avoided, and the applicability of the device is improved.
Further optimize, the fixed part is including the canned paragraph, changeover portion and the linkage segment that connect gradually, the diameter of changeover portion all is less than the canned paragraph with the linkage segment, the changeover portion is provided with the open slot along its axis direction, just the open slot runs through canned paragraph and linkage segment, the open slot is close to the one end of the portion of gripping is provided with the spacing groove, be provided with on the connecting rod can gliding spacing arch in the spacing groove, the both ends of spacing groove are right spacing arch carries on spacingly, thereby the restriction the connecting rod is relative open slot axial turned angle.
The fixing part is preferably provided with the fixing section, the transition section and the connecting section which are connected in sequence, and the section diameter of the transition section is smaller than that of the fixing section and the connecting section, so that the sampling tube can accord with the human engineering after being pushed into the anus of a patient, the operation and the use are convenient, meanwhile, one side of the transition section is preferably provided with an open slot along the axial direction, so that a connecting rod of the sampling inner tube can be clamped with the transition section of the fixing part through the open slot, the sampling inner tube is connected with the sampling outer tube, meanwhile, because one end of the open slot, which is close to the holding part, is also provided with a limit groove, and a limit bulge which can slide in the limit groove is arranged on the connecting rod, the sampling tube can be fixed and limited under the sliding fit action of the limit groove and the limit bulge when rotating in the sampling outer tube through the connecting rod, so that the sampling tube can rotate to the corresponding position to be limited and fixed, the practicality of the device is improved, and effective sampling of the rectum can be realized.
Further optimize, the upper portion both sides of fixed part all are provided with the recess, the portion of gripping passes through the recess) with the fixed part can be dismantled and be connected, the portion of gripping sets up to butterfly handle.
Through preferably setting up fixed part upper portion fluted, will grip the portion and can dismantle with the fixed part through the recess and be connected, it is butterfly-shaped handle to preferably set up the portion of gripping simultaneously to accord with ergonomic, the operator's of being convenient for use has improved the practicality of device.
A method for using a sampler for non-invasive colorectal or anal canal, which is further optimized and mainly comprises the following steps:
step 1: installing the sampling inner pipe in the sampling outer pipe and fixing to form a sampler;
step 2: inserting the sampler to a designated position through an anus, rotating the sampling inner pipe, exposing the first pipe body, and rotating the sampler to finish sampling;
and step 3: rotating the sampling inner tube reversely, sealing the first tube body, and then drawing out the sampler to finish the clinical sampling operation;
and 4, step 4: and separating and taking out the sampling inner tube from the sampling outer tube to finish the whole sampling.
The invention has the following advantages and beneficial effects:
1. the invention provides a sampler for noninvasive colon, rectum or anal canal, which comprises an outer sampling pipe and an inner sampling pipe, wherein the inner sampling pipe is rotatably connected with the outer sampling pipe; the sampling inner tube can rotate freely in the sampling outer tube to expose a sampling surface, so that the rectum sampling can be effectively carried out by using the device;
2. the sampling inner tube sequentially comprises a handle, a connecting rod and a sampling tube according to the using direction of the sampling inner tube, the sampling tube is connected with the handle through the connecting rod, and one end of the sampling tube, which is far away from the connecting rod, is provided with the bulge; the sampling tube comprises a first tube body and a second tube body, the first tube body and the second tube body are both columns with sector sections, the columns can be integrally spliced and formed into irregular cylinders along the axial direction of the columns, the protrusions are arranged at the bottoms of the first tube body and the second tube body along the axial direction of the columns, the radius of the section of the first tube body is smaller than that of the section of the second tube body, and the upper surface of the first tube body is covered with polyester synthetic fibers to form the sampling surface; the first pipe body comprises a plurality of coaxially arranged sampling sections, a breakpoint pipe is arranged between every two adjacent sampling sections, the diameter of the breakpoint pipe is smaller than that of the sampling sections, and two sides of the breakpoint pipe are fixedly connected with the corresponding sampling sections respectively to form a breaking area; the pollution caused by the sampling part can be avoided, the accuracy of sampling detection can be effectively improved, the mutual influence among sampling results is avoided, and the practicability of the device is improved;
3. the sampling outer tube sequentially comprises a holding part, a fixing part and a sampling body according to the using direction of the sampling outer tube, wherein a sampling groove is formed in one side of the sampling body along the axial direction of the sampling body, the bottom of the sampling groove far away from the fixing part is provided with a round hole, and the bottom of the sampling body is provided with a plug-in part which forms smooth transition and is closed; the fixing part comprises a fixing section, a transition section and a connecting section which are sequentially connected, the diameter of the transition section is smaller than that of the fixing section and that of the connecting section, the transition section is provided with an open slot along the axis direction of the transition section, the open slot penetrates through the fixing section and the connecting section, one end, close to the holding part, of the open slot is provided with a limiting groove, a limiting bulge capable of sliding in the limiting groove is arranged on the connecting rod, and the limiting bulge is limited by two ends of the limiting groove, so that the axial rotation angle of the connecting rod relative to the open slot is limited; grooves are formed in two sides of the upper portion of the fixing portion, the holding portion is detachably connected with the fixing portion through the grooves), and the holding portion is provided with butterfly-shaped handles; so that the sampling tube is rotated to the corresponding position for fixing, the practicability of the device is improved, and effective sampling of the rectum can be realized;
4. the invention relates to a using method of a sampler for non-invasive colorectal or anal canal, which mainly comprises the following steps: step 1: installing the sampling inner pipe in the sampling outer pipe and fixing to form a sampler; step 2: inserting the sampler to a designated position through an anus, rotating the sampling inner pipe, exposing the first pipe body, and rotating the sampler to finish sampling; and step 3: rotating the sampling inner tube reversely, sealing the first tube body, and then drawing out the sampler to finish the clinical sampling operation; and 4, step 4: separating the sampling inner tube from the sampling outer tube, namely completing the whole sampling; effectively improve the sampling test of rectum, improved patient and medical personnel's result of use, improved the suitability of device.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a partial structural schematic diagram of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a partial structural schematic diagram of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Reference numbers and corresponding part names in the drawings:
1-sampling outer tube, 11-holding part, 12-fixing part, 121-fixing section, 122-transition section, 123-connecting section, 13-sampling body, 14-open slot, 15-sampling slot, 16-groove, 2-sampling inner tube, 21-handle, 22-connecting rod, 23-sampling tube, 24-breakpoint tube, 3-round hole, 4-bulge, 5-first tube body, 51-sampling section and 6-second tube body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The utility model provides a sampler for having no colon rectum or anal canal of wound, includes sample outer tube 1 and sample inner tube 2, 2 rotatable coupling in sample inner tube in sample outer tube 1, be provided with round hole 3 in the bottom of sample outer tube 1, the bottom of sample inner tube 2 is provided with arch 4, just arch 4 accessible 3 rotatory covers of round hole are located in the sample outer tube 1, be provided with sample face 52 on the sample inner tube 2, be provided with sample groove 15 on the sample outer tube 1, sample inner tube 2 relative with sample outer tube 1 is rotatory, and can make sample face 52 expose extremely sample groove 15 department.
Example 2
In this embodiment and a further improvement based on embodiment 1, the sampling inner tube 2 sequentially comprises a handle 21, a connecting rod 22 and a sampling tube 23 according to the using direction thereof, the sampling tube 23 is connected with the handle 21 through the connecting rod 22, and one end of the sampling tube 23, which is far away from the connecting rod 22, is provided with the protrusion 4; the sampling tube 23 comprises a first tube body 5 and a second tube body 6, the first tube body 5 and the second tube body 6 are both columns with sector-shaped sections, and can be integrally spliced and formed into irregular cylinders along the axial direction, the protrusions are arranged along the axial direction and are positioned at the bottoms of the first tube body and the second tube body, the section radius of the first tube body 5 is smaller than that of the second tube body 6, and the upper surface of the first tube body 5 is covered with polyester synthetic fibers to form the sampling surface 52; the first tube body 5 comprises a plurality of coaxially arranged sampling sections 51, wherein the sampling sections 51 are set to be 11cm-17cm corresponding to a straight second boundary-high rectal valve section in a first section, 8cm-11cm corresponding to a high rectal valve section-middle rectal valve section in a second section, 5cm-8cm corresponding to a middle rectal valve section-lower rectal valve section in a third section, 4cm-5cm corresponding to a lower rectal valve section-anal canal rectal line in a fourth section, 0.5cm-4cm corresponding to an anal canal rectal line-anal albedo line in a fifth section, a breakpoint tube 24 is arranged between adjacent sampling sections 51, the diameter of the breakpoint tube 24 is smaller than that of the sampling sections 51, and two sides of the breakpoint tube 24 are fixedly connected with the corresponding sampling sections 51 respectively to form a breaking area;
the sampling outer tube 1 sequentially comprises a holding part 11, a fixing part 12 and a sampling body 13 according to the using direction of the sampling outer tube, wherein the sampling groove 13 is formed in one side of the sampling body 13 along the axial direction of the sampling body, the bottom of the sampling groove 13 far away from the fixing part 12 is provided with the round hole 4, and the bottom of the sampling body 13 is provided with a plug-in part which forms smooth transition and is closed; the fixing portion 12 includes a fixing section 121, a transition section 122 and a connecting section 123 which are connected in sequence, the diameter of the transition section 122 is smaller than that of the fixing section 121 and that of the connecting section 123, the transition section 121 is provided with an open slot 14 along the axial direction thereof, the open slot 14 penetrates through the fixing section 121 and the connecting section 123, one end of the open slot 14, which is close to the holding portion 11, is provided with a limit groove, the connecting rod 22 is provided with a limit protrusion which can slide in the limit groove, and two ends of the limit groove limit the limit protrusion, so as to limit the axial rotation angle of the connecting rod 22 relative to the open slot 14; the fixing portion 12 is provided with grooves 16 on both sides of the upper portion thereof, the holding portion 11 is detachably connected with the fixing portion 12 through the grooves 16, and the holding portion 11 is provided with butterfly-shaped handles.
Example 3
The present embodiment is different from embodiment 2 in that the sampling section of the first tube is different, and the rest is the same as embodiment 2.
The first pipe body 5 comprises a plurality of coaxially arranged sampling sections 51, wherein the sampling sections 51 are set to be 11cm-15cm corresponding to a straight second boundary-high rectal valve section in the first section, 8cm-11cm corresponding to a high rectal valve section-middle rectal valve section in the second section, 5cm-8cm corresponding to a middle rectal valve section-lower rectal valve section in the third section, 4cm-5cm corresponding to a lower rectal valve section-anal canal rectal line in the fourth section, and 0.5cm-4cm corresponding to an anal canal rectal line-anal albedo line in the fifth section.
Example 4
The present embodiment is different from embodiment 2 in that the sampling section of the first tube is different, and the rest is the same as embodiment 2.
The first tube body 5 comprises a plurality of coaxially arranged sampling sections 51, wherein the sampling sections 51 are set to be 13cm-17cm corresponding to a straight second boundary-high rectal valve section in the first section, 9cm-13cm corresponding to a high rectal valve section-middle rectal valve section in the second section, 6cm-9cm corresponding to a middle rectal valve section-lower rectal valve section in the third section, 5cm-6cm corresponding to a lower rectal valve section-anal canal rectal line in the fourth section, and 0.5cm-5cm corresponding to an anal canal rectal line-anal albedo line in the fifth section.
Example 5
The present embodiment is different from embodiment 2 in that the sampling section of the first tube is different, and the rest is the same as embodiment 2.
The first pipe body 5 comprises a plurality of coaxially arranged sampling sections 51, wherein the sampling sections 51 are set to be 0.5cm-4.5cm in length corresponding to the anal canal section below the tooth-shaped line in the first section sampling section and 5cm-15cm in length corresponding to the rectal section above the tooth-shaped line in the second section sampling section.
The sampler provided in the above embodiment is used for sampling, and the using method thereof mainly includes:
step 1: connecting the bulge 4 of the sampling inner tube 2 with the round hole 3 in the sampling outer tube 1, clamping the connecting rod 22 with the open slot 14, and installing and fixing the sampling inner tube 2 in the sampling outer tube 1 to form a sampler;
step 2: inserting the sampler into the open slot 14 by 15cm through the anus, interlocking the connecting rod 22 to rotate in the open slot 14 by rotating the handle 21, rotating the sampling inner tube 2 in the sampling outer tube 1 by 0-360 degrees, preferably 180 degrees, so that the sampling surface 52 of the first tube body 5 is exposed out of the sampling slot 15, fixing the limiting bulge on the connecting rod 21 with the limiting slot in the open slot 14, and continuously rotating the sampler by 360-720 degrees through the holding part 11 to finish sampling;
and step 3: the sampling inner tube 1 is rotated by 0 to 360 degrees, preferably 180 degrees by reversely rotating the handle 21, after the sampling surface 52 of the first tube body 5 is closed, the limiting bulge on the connecting rod 21 is fixed with the limiting groove in the open slot 14, and the sampler is drawn out through the holding part 11, so that the clinical sampling operation is completed;
and 4, step 4: the sampling inner tube 2 is separated from the sampling outer tube 1 and taken out, and the sampling tube 23 is formed into a plurality of breaking areas by breaking or shearing the breaking point tubes 24 between the adjacent sampling sections 51 according to the sampling sections 51 divided on the first tube body 5, namely, the whole sampling is completed, and the subsequent detection can be carried out.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a sampler for having no colon rectum or anal canal, a serial communication port, including sample outer tube (1) and sample inner tube (2), sample inner tube (2) rotatable coupling in sample outer tube (1), be provided with round hole (3) in the bottom of sample outer tube (1), the bottom of sample inner tube (2) is provided with protruding (4), just protruding (4) accessible round hole (3) rotatory cover is located in the sample outer tube (1), be provided with sample face (52) on sample inner tube (2), be provided with sample groove (15) on sample outer tube (1), sample inner tube (2) relative with sample outer tube (1) is rotatory, and can make sample face (52) expose extremely sample groove (15) department.
2. Sampler for non-invasive colorectal or anal canal according to claim 1, characterized in that the sampling inner tube (2) comprises, in order from its use direction, a handle (21), a connecting rod (22) and a sampling tube (23), the sampling tube (23) and the handle (21) being connected by the connecting rod (22), the end of the sampling tube (23) remote from the connecting rod (22) being provided with the protrusion (4).
3. A sampler for atraumatic rectum or anal tubes according to claim 2, characterized in that the sampling tube (23) comprises a first tube (5) and a second tube (6), the first tube (5) and the second tube (6) are each a cylinder with a sector-shaped cross section and can be integrally spliced into an irregular cylinder along the axial direction thereof, and the protrusion is arranged at the bottom of the first tube and the second tube along the axial direction thereof, the cross-sectional radius of the first tube (5) is smaller than that of the second tube (6), the upper surface of the first tube (5) is covered with polyester synthetic fiber to form the sampling surface (52).
4. A sampler for non-invasive colorectal or anal canal according to claim 3, wherein the first tube body (5) comprises a plurality of coaxially arranged sampling sections (51), a breakpoint tube (24) is arranged between adjacent sampling sections (51), the breakpoint tube (24) has a smaller diameter than the sampling sections (51), and two sides of the breakpoint tube (24) are fixedly connected with the corresponding sampling sections (51) respectively and form a breaking area.
5. The sampler for noninvasive colorectal or anal canal according to claim 2, characterized in that the sampling outer tube (1) comprises a holding part (11), a fixing part (12) and a sampling body (13) in turn according to the using direction, the sampling groove (13) is opened on one side of the sampling body (13) along the axial direction, the round hole (4) is arranged at the bottom of the sampling groove (13) far away from the fixing part (12), and the bottom of the sampling body (13) is provided with a plug part which forms a smooth transition and is closed.
6. A sampler for atraumatic rectum or anal tubes according to claim 5, the fixing part (12) comprises a fixing section (121), a transition section (122) and a connecting section (123) which are connected in sequence, the diameters of the transition sections (122) are smaller than those of the fixing sections (121) and the connecting sections (123), the transition sections (121) are provided with open grooves (14) along the axial direction thereof, and the open slot (14) penetrates through the fixed section (121) and the connecting section (123), one end of the open slot (14) close to the holding part (11) is provided with a limit slot, the connecting rod (22) is provided with a limiting bulge which can slide in the limiting groove, the two ends of the limiting groove limit the limiting bulge, thereby limiting the rotation angle of the connecting rod (22) relative to the axial direction of the open slot (14).
7. A sampler for atraumatic rectum or anal canal according to claim 5, characterized in that the holding part (12) is provided with a groove (16) on both sides of its upper part, the holding part (11) is detachably connected with the holding part (12) through the groove (16), the holding part (11) is provided as a butterfly-shaped handle.
8. A method of using a sampler for non-invasive colorectal or anal canal according to any of claims 1 to 7, comprising essentially:
step 1: installing the sampling inner tube (2) in the sampling outer tube (1) and fixing to form a sampler;
step 2: inserting the sampler to a designated position through an anus, rotating the sampling inner tube (2), exposing the first tube body (5), and rotating the sampler to finish sampling;
and step 3: the sampling inner tube (2) is rotated reversely, the sampler is drawn out after the first tube body (5) is closed, and the clinical sampling operation is finished;
and 4, step 4: and separating and taking out the sampling inner tube (2) from the sampling outer tube (1) to finish the whole sampling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110714492.0A CN113425331A (en) | 2021-06-25 | 2021-06-25 | Sampler for noninvasive colon, rectum or anal tube and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110714492.0A CN113425331A (en) | 2021-06-25 | 2021-06-25 | Sampler for noninvasive colon, rectum or anal tube and using method thereof |
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| CN113425331A true CN113425331A (en) | 2021-09-24 |
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| CN202110714492.0A Pending CN113425331A (en) | 2021-06-25 | 2021-06-25 | Sampler for noninvasive colon, rectum or anal tube and using method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008091194A1 (en) * | 2007-01-22 | 2008-07-31 | Alimenta Medical Ab | Gastrointestinal sampling apparatus and method |
| CN207356091U (en) * | 2017-04-07 | 2018-05-15 | 曹树军 | Rectum sampler |
| CN109528243A (en) * | 2018-11-20 | 2019-03-29 | 广州金域医学检验中心有限公司 | Anal canal arrangement for cell sampling imports expander and anal canal cell sampling method |
| CN209004063U (en) * | 2018-07-26 | 2019-06-21 | 戴秋安 | A kind of new-type rectum sampler |
| CN209996375U (en) * | 2019-03-27 | 2020-01-31 | 无锡市人民医院 | Aspiration rotary-cut biopsy trocar device |
| CN211049452U (en) * | 2019-11-05 | 2020-07-21 | 金祝 | Pediatric surgery rectum biopsy forceps |
-
2021
- 2021-06-25 CN CN202110714492.0A patent/CN113425331A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008091194A1 (en) * | 2007-01-22 | 2008-07-31 | Alimenta Medical Ab | Gastrointestinal sampling apparatus and method |
| CN207356091U (en) * | 2017-04-07 | 2018-05-15 | 曹树军 | Rectum sampler |
| CN209004063U (en) * | 2018-07-26 | 2019-06-21 | 戴秋安 | A kind of new-type rectum sampler |
| CN109528243A (en) * | 2018-11-20 | 2019-03-29 | 广州金域医学检验中心有限公司 | Anal canal arrangement for cell sampling imports expander and anal canal cell sampling method |
| CN209996375U (en) * | 2019-03-27 | 2020-01-31 | 无锡市人民医院 | Aspiration rotary-cut biopsy trocar device |
| CN211049452U (en) * | 2019-11-05 | 2020-07-21 | 金祝 | Pediatric surgery rectum biopsy forceps |
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Application publication date: 20210924 |