CN113729795A - High-accuracy intelligent biopsy sampler for digestive system department - Google Patents
High-accuracy intelligent biopsy sampler for digestive system department Download PDFInfo
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- CN113729795A CN113729795A CN202111171594.9A CN202111171594A CN113729795A CN 113729795 A CN113729795 A CN 113729795A CN 202111171594 A CN202111171594 A CN 202111171594A CN 113729795 A CN113729795 A CN 113729795A
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- 238000001574 biopsy Methods 0.000 title claims abstract description 30
- 210000002249 digestive system Anatomy 0.000 title abstract description 12
- 238000005070 sampling Methods 0.000 claims abstract description 194
- 210000004907 gland Anatomy 0.000 claims abstract description 28
- 238000004659 sterilization and disinfection Methods 0.000 claims description 15
- 230000001954 sterilising effect Effects 0.000 claims description 11
- 210000001339 epidermal cell Anatomy 0.000 abstract description 6
- 210000001035 gastrointestinal tract Anatomy 0.000 abstract description 6
- 210000004027 cell Anatomy 0.000 abstract description 5
- 230000001079 digestive effect Effects 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 210000000214 mouth Anatomy 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000000645 desinfectant Substances 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 230000029087 digestion Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 230000036285 pathological change Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 208000018522 Gastrointestinal disease Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000003748 differential diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 230000002070 germicidal effect Effects 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
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- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides an intelligent biopsy sampler for digestive system department with high accuracy, and belongs to the technical field of medical instruments. The biopsy sampler comprises a handle component, a sampling main body assembly, a telescopic sampling assembly and a sample gland assembly, wherein medical staff can operate the whole biopsy sampler through the handle component; the sampling main body assembly connected with the handle component through the flexible hose can extend into the digestive intestinal tract of a human body; the sampling main body assembly is internally provided with a telescopic sampling assembly, and after a linkage cavity of the sampling main body assembly is opened, two groups of symmetrically distributed sampling connecting arms of the telescopic sampling assembly can extend out of the sampling cavity to scrape and sample epidermal cells in the digestive intestinal tract; after sampling, cell tissues attached to the sampling scraper can be pressed by a sample pressing cover assembly arranged on the sampling connecting arm to prevent the cell tissues from falling off; and sample gland assembly, flexible sample assembly and sample main part assembly can wholly be withdrawed to sample intracavity portion, have the advantage that the success rate of taking a sample is high.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an intelligent biopsy sampler for digestive system department with high accuracy.
Background
The biopsy histology diagnosis of gastrointestinal mucosa plays an important role in the accurate diagnosis, differential diagnosis and prognosis evaluation of pathological changes of clinical diseases. The results of such tests are often used as a standard for the diagnosis of gastrointestinal disorders. Biopsy examination in digestive system department can not only find the pathological changes of local organs so as to lead patients to obtain early treatment, but also effectively guide clinical treatment.
Most of the traditional samplers are that an epidermal cell scraping device is arranged at the tail end of an insertion catheter, the scraping device is stretched into a specified position through the catheter for sampling, and then the sampling is taken out through an oral cavity, for example, an intelligent biopsy sampler for digestive system department disclosed by the prior art (CN 113288231A) comprises a sampling head, a catheter, a connecting block, an air pump, a controller and a sterilization and disinfection device, wherein the sampling head is arranged at one end of the catheter; an inlet and an outlet are respectively arranged at two sides of the sterilization and disinfection device, and a conduit sequentially and transversely penetrates through the inlet and the outlet; one end of the conduit, which is far away from the sampling head, is provided with a connecting block; through setting up disinfect box, ultraviolet ray disinfection lamp, antiseptic solution bin, disinfection pipeline, fluid-discharge tube and atomizer use mutually supporting to disinfect the disinfection treatment effectual to the pipe, can avoid the pollution of the pollutant in the air or medical personnel's hand to the pipe.
However, in the actual use process, after the catheter is disinfected by the disinfectant, the disinfectant adhered to the catheter enters the human body along with the catheter, and the disinfectant with a certain corrosion effect can cause certain damage to the human body; another important aspect is that the sampling head of traditional sampler is mostly exposed in external environment, and to fixed position sample completion back, the sampling head that carries epidermal cell can take out through digestion intestinal, oral cavity in proper order, and at the in-process of taking out, the sampling head still probably scrapes the surface cell of getting other positions, can influence the testing result of sample finally, leads to the error to disease judgement.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides an intelligent biopsy sampler for digestive system department with high accuracy, which comprises a handle assembly, a sampling main body assembly, a telescopic sampling assembly and a sample gland assembly, wherein the sampling main body assembly comprises a lifting base, a linkage cavity, a guide rod top plate, a guide rod sliding block, a guide rod and a guide rod motor;
two groups of lifting bases in the sampling main body assembly are symmetrically arranged at the lower part inside the handle assembly, the lower ends of two groups of guide rods are symmetrically arranged above the linkage cavity, each group of guide rods are slidably connected into the corresponding lifting base, the upper ends of the two groups of guide rods are jointly connected with a guide rod top plate, a lead screw sliding block is arranged at the middle position above the guide rod top plate, a lead screw is connected into the lead screw sliding block in a matching manner, and the upper end of the lead screw is connected with a lead screw motor shaft;
a sampling support column in the telescopic sampling assembly is fixedly connected to the middle position of the lower plane of the guide rod top plate, the lower end of the sampling support column is symmetrically and rotatably connected with a connecting arm shaft, each group of connecting arm shafts is fixedly connected with a sampling connecting arm in an inserted manner, and the front end of each group of sampling connecting arms is provided with a sampling scraper;
each group of the connecting arm shafts is also fixedly inserted with an adjusting gear, one side of one group of the adjusting gears is meshed with a cooperating gear, a sampling driving gear is meshed between the other group of the adjusting gears and the cooperating gear together, the sampling driving gear is connected with an adjusting motor shaft, and the adjusting motor is fixed on the side surface of a sampling support column;
and each group of sampling connecting arms is also provided with a sample gland assembly for capping the sampling scraper after sampling is finished.
A handle in the handle assembly is positioned at the operation end of the biopsy sampler, a flexible hose is connected to the handle, a connecting plate is connected to the other end of the flexible hose, a cavity column is connected to the lower end of the connecting plate, a sampling cavity is connected to the lower end of the cavity column, and the cavity column and the sampling cavity are both of a cavity structure;
the handle is also provided with a button for realizing the operation of biopsy sampling;
a guide rod bottom plate in the sampling main body assembly is fixed in the middle of the inner part of the upper end of the linkage cavity, and the lower ends of the two groups of guide rods are fixed on the upper plane of the guide rod bottom plate;
a screw rod connecting seat is fixed at the upper end of the guide rod top plate, the screw rod sliding block is fixed at the upper end of the screw rod connecting seat, a screw rod seat is arranged at the lower end of the screw rod motor, the screw rod seat is fixed in an inner cavity of the cavity column, the upper end of the screw rod is rotatably connected to the screw rod seat, a screw rod motor seat is fixed on the upper plane of the screw rod seat, and the screw rod motor is fixed in the screw rod motor seat;
the front end of each group of sampling connecting arms in the telescopic sampling assembly is provided with a sampling plate opening, and the sampling scraper is inserted in the corresponding sampling plate opening;
the assistant gear is rotatably connected in an assistant shaft, and the assistant shaft is fixedly arranged on the side surface of the sampling support column;
the sample gland assembly comprises a pressure plate shaft, a pressure plate connecting seat, a sampling pressure plate, a gland gear, a gland driving gear and a gland driving motor, wherein the position, close to the sampling scraper, of each sampling connecting arm is rotatably connected with the pressure plate shaft;
the other end of the pressing plate shaft is fixedly connected with a pressing cover gear in an inserting mode, one side of the pressing cover gear is meshed with a pressing cover driving gear, the pressing cover driving gear is connected with a pressing cover driving motor shaft, and the pressing cover driving motor is fixedly installed on the side face of the sampling connecting arm.
Further, the screw rod connecting seat is of a structure with a hole in the middle.
Furthermore, a sterilization position is further arranged on the main plane of the guide rod top plate, and an ultraviolet sterilization lamp is installed in the sterilization position.
Furthermore, the lower plane of the guide rod bottom plate is also connected with an endoscopic camera, and the lower end of the linkage cavity is fixed with a perspective cover with a hemispherical thin-wall structure.
Furthermore, the upper end of the side surface of the sampling support column is also fixedly provided with a returning clamping seat, two ends of the returning clamping seat are symmetrically provided with returning positions, each returning position is fixedly provided with a fixed magnet, and two groups of sampling scraping plates are fixedly provided with a movable magnet in positions corresponding to the fixed magnets.
Compared with the existing biopsy sampler for digestive system department, the intelligent biopsy sampler for digestive system department provided by the invention has the following advantages:
(1) the sampling main body assembly and the telescopic sampling assembly are integrally arranged inside the sampling cavity in the handle component, so that the sampling scraper positioned in the sampling main body assembly cannot be contacted with the external environment before scraping epidermal cells at the specified position, the error sampling of the epidermal cells at other positions is prevented, and the sampling accuracy is high.
(2) After the sampling main body assembly reaches the designated sampling position, the screw rod is driven to be matched with the screw rod sliding block by starting the screw rod motor, so that the guide rod top plate connected with the screw rod sliding block through the screw rod connecting seat can move downwards, the lower end of the guide rod top plate is connected with the guide rod bottom plate arranged in the middle of the linkage cavity through two groups of symmetrically arranged guide rods, the linkage cavity and the perspective cover arranged at the lower end of the linkage cavity can be driven to move downwards, finally, a certain opening space can be formed between the upper end of the linkage cavity and the lower end of the sampling cavity, the sampling connecting arm in the telescopic sampling assembly can be conveniently unfolded to the outside of the sampling cavity for sampling, and the automation degree is high.
(3) The lower end of the guide rod top plate in the sampling main body assembly is provided with the telescopic sampling assembly, after a certain opening space is formed between the upper end of the linkage cavity and the lower end of the sampling cavity, the sampling driving gear is driven to rotate by starting the adjusting motor, the sampling driving gear drives the sampling connecting arms to extend downwards through the nearby group of adjusting gears, and synchronously, the sampling driving gear drives the other group of adjusting gears to rotate through the assisting gears, so that the two groups of sampling connecting arms can be synchronously driven to extend downwards, the two groups of sampling connecting arms can be synchronously extended to different angles, and finally, the sampling scraper connected with the two groups of sampling connecting arms can scrape the skin of digestive intestinal tracts with different inner diameter sizes to adopt work, the sampling success rate is higher, and the sampling range is wider.
(4) The sampling connecting arm in the telescopic sampling assembly is also provided with a sample gland assembly, and a sampling pressure plate in the sample gland assembly can attach the gland to epidermal cell tissues attached to the sampling scraper after the sampling of the sampling scraper in the telescopic sampling assembly is finished, so that the falling of the cell tissues in the moving process of the sampling scraper is prevented, and the sampling success rate is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the whole structure of a high-accuracy intelligent biopsy sampler for digestive system department in standby state according to the present invention;
FIG. 2 is a schematic diagram of the overall structure of the unfolding sampling state of the high-accuracy intelligent biopsy sampler for digestive system department of medicine;
FIG. 3 is a schematic structural view of the handle assembly of the present invention;
FIG. 4 is a schematic view of the mounting structure of the sampling main body assembly of the present invention;
FIG. 5 is a schematic structural view of a screw connection seat portion of the sampling main body assembly according to the present invention;
FIG. 6 is a schematic structural view of the retractable sampling assembly of the present invention in an extended state;
FIG. 7 is a schematic structural view of the retractable sampling assembly of the present invention in an extended state;
FIG. 8 is a schematic view of a first view of a sample gland assembly in accordance with the present invention;
figure 9 is a schematic diagram of a second perspective view of a sample capping assembly in accordance with the present invention.
Reference numerals: 1. a handle assembly; 2. a sampling body assembly; 3. a telescopic sampling assembly; 4. a sample gland assembly; 101. a handle; 102. a flexible hose; 103. a connecting plate; 104. a cavity column; 105. a sampling cavity; 106. a button; 201. a lifting base; 202. a linkage cavity; 203. a guide rod bottom plate; 204. a guide bar; 205. a guide rod top plate; 206. a lead screw connecting seat; 207. a lead screw slider; 208. a lead screw; 209. a lead screw seat; 210. a lead screw motor; 211. a lead screw motor base; 212. a see-through cover; 213. an endoscopic camera; 214. sterilizing; 215. an ultraviolet germicidal lamp; 216. limiting a lead screw; 301. a sampling support column; 302. a sampling connecting arm; 303. a connecting arm shaft; 304. a sampling plate port; 305. a sampling scraper plate; 306. an adjusting gear; 307. a cooperating gear; 308. a coordinating shaft; 309. a sampling driving gear; 310. adjusting the motor; 311. returning to the card seat; 312. returning to the original position; 313. fixing magnetic attraction; 314. moving magnetic attraction; 401. a platen shaft; 402. a pressing plate connecting seat; 403. sampling and pressing a plate; 404. a gland gear; 405. a gland driving gear; 406. the gland drives the motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "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, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The present invention provides an accurate and intelligent biopsy sampler for digestive system department, which is described in the following with reference to the attached drawings.
The first embodiment is as follows:
an example of the invention for realizing accurate insertion sampling of a biopsy sampler is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, a medical worker holds the handle 101 of the handle assembly 1 by hand, inserts the sampling main body assembly 2 connected with the handle 101 through the flexible hose 102 from the oral cavity of a patient, two sets of lifting bases 201 in the sampling main body assembly 2 are symmetrically arranged below the inside of the handle assembly 1, the lower ends of two sets of guide rods 204 are symmetrically arranged above the linkage cavity 202, each set of guide rods 204 are slidably connected in the corresponding lifting base 201, the upper ends of the two sets of guide rods 204 are connected with a guide rod top plate 205 together, a lead screw slider 207 is arranged at the middle position above the guide rod top plate 205, a lead screw 208 is connected in the lead screw slider 207 in a matching manner, and the upper end of the lead screw 208 is connected with a lead screw motor 210 shaft;
the medical care operator can observe the environment of the digestive intestinal tract by integrally inserting the sampling main body assembly 2 connected with the flexible hose 102 in the handle assembly 1 into a designated position of the digestive intestinal tract needing biopsy sampling through the endoscopic camera 213 arranged at the bottom end of the sampling main body assembly 2 in the insertion process, thereby being more convenient for biopsy sampling;
after the sampling main body assembly 2 is integrally inserted into a position to be sampled, the lead screw motor 210 is started to drive the lead screw 208 to rotate, the lead screw 208 is matched with the lead screw sliding block 207, so that a guide rod top plate 205 connected with the lead screw sliding block 207 through the lead screw connecting seat 206 can move downwards, the lower end of the guide rod top plate 205 is connected with a guide rod bottom plate 203 arranged in the middle of the linkage cavity 202 through two groups of symmetrically arranged guide rods 204, and therefore the linkage cavity 202 and a perspective cover 212 arranged at the lower end of the linkage cavity 202 can be driven to move downwards, and a certain opening space can be formed between the upper end of the linkage cavity 202 and the lower end of the sampling cavity 105;
optimally, a sterilization position 214 is further arranged on the main plane of the guide rod top plate 205, and an ultraviolet sterilization lamp 215 is arranged in the sterilization position 214 and used for realizing daily sterilization work on the inner space of the sampling cavity 105 and preventing cross infection among patients;
a sampling support column 301 in the telescopic sampling assembly 3 is fixedly connected to the middle position of the lower plane of a guide rod top plate 205 in a sampling main body assembly 2, connecting arm shafts 303 are symmetrically and rotatably connected to the lower end of the sampling support column 301, a sampling connecting arm 302 is fixedly inserted into each group of connecting arm shafts 303, a sampling scraper 305 is arranged at the front end of each group of sampling connecting arms 302, an adjusting gear 306 is further fixedly inserted into each group of connecting arm shafts 303, one side of one group of adjusting gears 306 is engaged with a cooperating gear 307, a sampling driving gear 309 is jointly engaged between the other group of adjusting gears 306 and the cooperating gear 307, the sampling driving gear 309 is connected with an adjusting motor 310 shaft, and the adjusting motor 310 is fixed on the side surface of the sampling support column 301;
after the certain space of opening is formed with the lower extreme in sample chamber 105 in the upper end in linkage chamber 202, drive sample drive gear 309 through starting adjustment motor 310 and rotate, sample drive gear 309 on the one hand is through a set of adjusting gear 306 drive sample link arm 302 downwardly extending nearby, on the other hand drives another set of adjusting gear 306 through cooperation gear 307 and rotates, thereby drive another set of sample link arm 302 downwardly extending in step, make two sets of samples link arm 302 can be synchronous extend to different angles, thereby can realize that the sample scraper blade 305 of being connected with two sets of samples link arm 302 can scrape the sampling work to the epidermis of the intestinal tract of digestion of different positions, the sampling success rate is higher.
Example two:
an example of the present invention for realizing the taking-out work after sampling at the specified position of the gastroenterology is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, wherein each group of sampling connecting arms 302 is provided with a sample pressing cover assembly 4 for pressing a sampling scraper 305 after sampling is completed, each group of sampling connecting arms 302 is rotatably connected with a pressing plate shaft 401 at a position close to the sampling scraper 305, one end of the pressing plate shaft 401 is fixed with a pressing plate connecting seat 402, the front end of the pressing plate connecting seat 402 is fixed with a sampling pressing plate 403, and when the pressing plate shaft 401 rotates, the sampling pressing plate 403 can be pressed against the sampling surface of the sampling scraper 305;
after each group of sampling scrapers 305 finishes sampling, a gland driving gear 405 is driven by starting a gland driving motor 406 to form matched transmission with a gland gear 404, the gland gear 404 coaxially drives one end of a pressing plate connecting seat 402 to rotate, and a sampling pressing plate 403 is fixed at the other end of the pressing plate connecting seat 402, so that the sampling pressing plate 403 can be driven to be attached to the sampling surface of the sampling scrapers 305, cell tissues attached to the sampling surface of the sampling scrapers 305 cannot fall off in the moving process of the sampling scrapers 305, and the sampling success rate can be further ensured;
after the sampling pressing plate 403 is attached to the sampling scraper 305 after sampling is completed, the adjusting motor 310 is started again to drive the sampling driving gear 309 to rotate, and the sampling driving gear 309 and the cooperating gear 307 synchronously drive the two groups of sampling connecting arms 302 to be recovered upwards through the adjusting gear 306, so that the two groups of sampling connecting arms 302 and the sampling scraper 305 can be synchronously recovered to the recovery position 312 in the recovery clamping seat 311;
optimally, a fixed magnet 313 is fixedly installed on each group of return positions 312, a movable magnet 314 is fixedly installed on the positions of the two groups of sampling scraping plates 305 corresponding to the fixed magnets 313, so that after the sampling scraping plates 305 finish sampling and returning, the two groups of sampling connecting arms 302 can synchronously contract upwards, the sampling scraping plates 305 on each group of sampling connecting arms 302 can be clamped in the corresponding return positions 312, the movable magnets 314 on each group of sampling scraping plates 305 can be attracted with the corresponding fixed magnets 313, in the process that the linkage cavity 202 is recovered to be attached to the sampling cavity 105, the sampling connecting arms 302 cannot accidentally extend out to interfere with the recovery process of the linkage cavity 202, and the operation stability of the recovery process is stronger;
the whole return of sample main part assembly 2 starts lead screw motor 210 again and drives lead screw 208 and lead screw slider 207 formation cooperation for linkage chamber 202 and the perspective cover 212 upward movement of locating linkage chamber 202 lower extreme finally make the upper end in linkage chamber 202 can laminate with the lower extreme in sample chamber 105, carry the flexible sample assembly 3 that has taken a sample and can wholly encapsulate inside sample main part assembly 2, can be with the sample from accurate complete taking out in patient's oral cavity through operating handle subassembly 1.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; 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; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. An intelligent gastroenterology biopsy sampler that degree of accuracy is high, includes handle assembly (1), its characterized in that: the device also comprises a sampling main body assembly (2) and a telescopic sampling assembly (3);
the sampling main body assembly (2) comprises a lifting base (201), a linkage cavity (202), a guide rod (204), a guide rod top plate (205), a guide rod sliding block (207), a guide rod (208) and a guide rod motor (210), and the telescopic sampling assembly (3) comprises a sampling support column (301), a sampling connecting arm (302), a connecting arm shaft (303), a sampling scraper blade (305), an adjusting gear (306), a coordinating gear (307), a sampling driving gear (309) and an adjusting motor (310);
two groups of lifting bases (201) in the sampling main body assembly (2) are symmetrically arranged below the interior of the handle assembly (1), the lower ends of two groups of guide rods (204) are symmetrically arranged above the linkage cavity (202), each group of guide rods (204) is slidably connected into the corresponding lifting base (201), the upper ends of the two groups of guide rods (204) are jointly connected with a guide rod top plate (205), a lead screw sliding block (207) is arranged in the middle position above the guide rod top plate (205), a lead screw (208) is connected into the lead screw sliding block (207) in a matching manner, and the upper end of the lead screw (208) is connected with a lead screw motor (210) shaft;
a sampling support column (301) in the telescopic sampling assembly (3) is fixedly connected to the middle position of the lower plane of the guide rod top plate (205), the lower end of the sampling support column (301) is symmetrically and rotatably connected with connecting arm shafts (303), each group of the connecting arm shafts (303) is fixedly connected with a sampling connecting arm (302) in an inserted manner, and the front end of each group of the sampling connecting arms (302) is provided with a sampling scraper plate (305);
each group of the connecting arm shafts (303) is also fixedly connected with an adjusting gear (306) in an inserting manner, one side of one group of the adjusting gears (306) is meshed with a cooperating gear (307), a sampling driving gear (309) is meshed between the other group of the adjusting gears (306) and the cooperating gear (307) together, the sampling driving gear (309) is connected with an adjusting motor (310) shaft, and the adjusting motor (310) is fixed on the side surface of a sampling support column (301);
and each group of sampling connecting arms (302) is also provided with a sample gland assembly (4) for capping the sampling scraper (305) after sampling is finished.
2. The high accuracy intelligent gastroenterology biopsy sampler of claim 1, wherein: handle (101) in handle components (1) are located the operating end of biopsy sampler, be connected with flexible hose (102) on handle (101), the other end of flexible hose (102) is connected with connecting plate (103), the lower extreme of connecting plate (103) is connected with chamber post (104), the lower extreme of chamber post (104) is connected with sample chamber (105), chamber post (104) and sample chamber (105) are the cavity structure, still be equipped with button (106) on handle (101).
3. The high accuracy intelligent gastroenterology biopsy sampler of claim 1, wherein: guide rod bottom plate (203) in sample main part assembly (2) is fixed in the inside intermediate position of linkage chamber (202) upper end, and is two sets of the lower extreme of guide rod (204) is all fixed at the last plane of guide rod bottom plate (203), the upper end of guide rod roof (205) is fixed with lead screw even seat (206), lead screw slider (207) is fixed in the upper end of lead screw even seat (206), the lower extreme of lead screw motor (210) is equipped with lead screw seat (209), lead screw seat (209) are fixed in the inner chamber of chamber post (104), the upper end swivelling joint of lead screw (208) is on lead screw seat (209), the last plane of lead screw seat (209) is fixed with lead screw motor seat (211), lead screw motor (210) are fixed in lead screw motor seat (211).
4. The high accuracy intelligent gastroenterology biopsy sampler of claim 3, wherein: the screw rod connecting seat (206) is of a structure with a hole in the middle.
5. The high accuracy intelligent gastroenterology biopsy sampler of claim 3, wherein: the main plane of the guide rod top plate (205) is also provided with a sterilization position (214), and an ultraviolet sterilization lamp (215) is installed in the sterilization position (214).
6. The high accuracy intelligent gastroenterology biopsy sampler of claim 3, wherein: the lower plane of the guide rod bottom plate (203) is also connected with an endoscopic camera (213), and the lower end of the linkage cavity (202) is fixed with a perspective cover (212) with a hemispherical thin-wall structure.
7. The high accuracy intelligent gastroenterology biopsy sampler of claim 1, wherein: the front end of each group of sampling connecting arms (302) in the telescopic sampling assembly (3) is provided with a sampling plate opening (304), the sampling scraper (305) is inserted into the corresponding sampling plate opening (304), the cooperating gear (307) is rotationally connected into the cooperating shaft (308), and the cooperating shaft (308) is fixedly arranged on the side surface of the sampling support column (301).
8. The high accuracy intelligent gastroenterology biopsy sampler of claim 7, wherein: the upper end of the side face of the sampling support column (301) is further fixed with a regression clamping seat (311), two ends of the regression clamping seat (311) are symmetrically provided with a regression seat (312), each group of regression seat (312) is fixedly provided with a fixed magnetic attraction (313), and the sampling scraper blade (305) and the fixed magnetic attraction (313) correspond to each other and are fixedly provided with a movable magnetic attraction (314).
9. The high accuracy intelligent gastroenterology biopsy sampler of claim 1, wherein: two groups of pressure plate shafts (401) in the sample gland assembly (4) are rotatably connected to the position, close to a sampling scraper (305), of each sampling connecting arm (302), a pressure plate connecting seat (402) is fixed to one end of each pressure plate shaft (401), a sampling pressure plate (403) is fixed to the front end of each pressure plate connecting seat (402), a gland gear (404) is further fixedly connected to the other end of each pressure plate shaft (401) in an inserted mode, a gland driving gear (405) is meshed with one side of each gland gear (404), the gland driving gear (405) is connected with a gland driving motor (406) shaft, and the gland driving motor (406) is fixedly installed on the side face of each sampling connecting arm (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111171594.9A CN113729795A (en) | 2021-10-08 | 2021-10-08 | High-accuracy intelligent biopsy sampler for digestive system department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111171594.9A CN113729795A (en) | 2021-10-08 | 2021-10-08 | High-accuracy intelligent biopsy sampler for digestive system department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113729795A true CN113729795A (en) | 2021-12-03 |
Family
ID=78726061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111171594.9A Withdrawn CN113729795A (en) | 2021-10-08 | 2021-10-08 | High-accuracy intelligent biopsy sampler for digestive system department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113729795A (en) |
-
2021
- 2021-10-08 CN CN202111171594.9A patent/CN113729795A/en not_active Withdrawn
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Application publication date: 20211203 |