CN117017365A - Tumor sampling device - Google Patents
Tumor sampling device Download PDFInfo
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- CN117017365A CN117017365A CN202311013144.6A CN202311013144A CN117017365A CN 117017365 A CN117017365 A CN 117017365A CN 202311013144 A CN202311013144 A CN 202311013144A CN 117017365 A CN117017365 A CN 117017365A
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- tumor
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- 238000005070 sampling Methods 0.000 title claims abstract description 133
- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims 1
- 230000009471 action Effects 0.000 description 5
- 230000003902 lesion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000004663 cell proliferation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 231100000588 tumorigenic Toxicity 0.000 description 1
- 230000000381 tumorigenic effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a tumor sampling device, which comprises a shell, a fixing mechanism positioned at the top end of the shell and a sampling mechanism in the shell, wherein the fixing mechanism is positioned at the top end of the shell; the fixing mechanism comprises a fixing plate, a gear and a plurality of driving plates, the driving plates are driven to move up and down through a control assembly arranged at the tail ends of the driving plates, the fixing plates are controlled to be unfolded outwards, the outer sides of the fixing plates are attached to the skin surface of a patient, and the whole fixing of the sampling device is completed; the sampling mechanism comprises a puncture needle, a sampling needle and a rotating sleeve, the rotating sleeve is controlled to move towards the top end of the shell through rotating a first rotating knob, the front end of the puncture needle punctures the skin of a patient until reaching a position where a tumor needs to be sampled, the sampling groove stretches out of the front end of the puncture needle through pressing a pressing plate, the sampling needle moves backwards, the sampling groove cuts off tumor tissue, and the sampling groove is taken out after moving out of the first through groove. According to the invention, the fixing mechanism is matched with the sampling mechanism, so that the sampling process is more stable and accurate, and the sampling efficiency and safety are improved.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a tumor sampling device.
Background
The tumor refers to the occupied massive protrusion formed by local tissue cell proliferation of the organism under the action of various tumorigenic factors. Along with the acceleration of the pace of life, the increase of life pressure, irregular diet and other factors of people, the incidence of various tumor diseases is continuously rising in recent years. Tumor biopsy is a pathological examination of tumor tissue, further defining a pathological diagnosis method of tumor. Tumor tissue is typically obtained by puncturing the patient at the site to be sampled by a puncturing device and then sent to a pathology examination.
At present, most of puncture sampling equipment adopts the manual work to sample, and medical personnel mishandling probably causes the needle tubing to rock, and shortcoming such as the difficult grasp of depth leads to the sample volume less not to satisfy the inspection needs.
Disclosure of Invention
The invention provides a tumor sampling device, which solves the problems of unstable puncture, easy deviation of puncture position, heavy puncture fixing equipment body, inconvenient storage and operation and low puncture sampling efficiency in the puncture sampling process in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a tumor sampling device comprises a shell, a fixing mechanism positioned at the top end of the shell and a sampling mechanism in the shell;
the fixing mechanism comprises a fixing plate, a gear and a plurality of driving plates, wherein the fixing plate is circumferentially arranged at the periphery of the top end of the shell, a disc is arranged on the outer wall of the top end of the shell, gaps are respectively arranged around the disc, rotating shafts are respectively arranged in the gaps, the gear is arranged at the front end of the fixing plate, the gear is rotationally connected with the rotating shafts, the front end of the driving plate is arranged in the gaps, a rack is arranged on the surface of the front end of the driving plate, the rack and the gear are mutually meshed for rotation, before puncture sampling, the front end of the shell is attached to the skin of a patient, then the driving plate is driven to move up and down through a control assembly arranged at the tail end of the driving plate, the fixing plate is further controlled to rotate around the rotating shafts, the fixing plate is outwards unfolded, and the outer side of the fixing plate is attached to the surface of the skin of the patient, so that the whole fixing of the sampling device is completed;
the sampling mechanism comprises a puncture needle, a sampling needle and a rotating sleeve, wherein a first rotating groove is formed in the shell, the rotating sleeve is inserted into the first rotating groove, the puncture needle is located at the top end of the rotating sleeve, a first through groove is formed in the puncture needle, the sampling needle is inserted into the first through groove, the sampling needle is in smooth movement in the first through groove, a first thread structure is formed in the outer wall of the rotating sleeve, a second thread structure is formed in the first rotating groove, the rotating sleeve passes through the first thread structure and the second thread structure to be matched with each other to rotate, a first rotating knob is arranged at the tail end of the rotating sleeve, the rotating sleeve is controlled to move towards the top end of the shell through rotation, and in the moving process, the puncture needle moves together, the front end of the puncture needle punctures the skin of a patient and punctures the skin until reaching the position of a tumor, the sampling needle is pressed by a pressing plate arranged at the inner side of the first through groove, the tail end of the sampling needle moves along the first through groove until the sampling needle moves along the inner side of the sampling groove, the sampling needle moves out of the sampling groove after the sampling needle moves along the first through groove, the sampling needle moves along the sampling groove, and the sampling needle moves along the sampling groove after the sampling needle moves out, the sampling needle moves along the sampling groove.
Preferably, the control assembly comprises a second rotating knob and a control ring, the control ring is located on the outer wall of the tail end of the shell, the tail end of the driving plate is connected with the control ring, the control ring moves together with the driving plate, the second rotating knob is located on the tail end of the control ring, the control ring is connected with the second rotating knob in a rotating mode, a third thread structure is arranged on the inner wall of the second rotating knob, a fourth thread structure is arranged on the outer wall of the tail end of the shell, the third thread structure and the fourth thread structure are matched with each other to rotate, the control ring is controlled to move through the control of the second rotating knob, and the rack is driven to rotate through the connection of the driving plate.
Preferably, the end face of the tail end of the control ring is provided with a rotary clamping groove, the end face of the front end of the second rotary knob is provided with a rotary clamping block, and the rotary clamping block is in rotary clamping with the rotary clamping groove to realize free rotation between the second rotary knob and the control ring.
Preferably, the outer wall of the shell is respectively provided with a plurality of guide rails, the front ends of the guide rails respectively correspond to the notches, the driving plate is positioned in the guide rails, and the driving plate moves smoothly in the guide rails.
Preferably, a top plate is arranged at the top end of the shell, a plurality of slots are formed in the outer side surface of the disc, a plurality of inserting rods are arranged on the inner side surface of the top plate, the inserting rods are mutually inserted into the slots, and the top plate is in free expansion and contraction at the front end of the shell.
Preferably, a first spring is arranged in the slot, one end of the spring is connected with the bottom of the slot, the other end of the spring is connected with the inserting rod, the top plate is pulled to approach the direction of the disc through the first spring, the fixing plate is unfolded outwards, at the moment, the driving plate moves backwards, the top plate is pulled backwards by the first spring and is mutually attached to the disc, and after being unfolded, the fixing plate is leveled with the outer end face of the top plate, so that the fixing plate is conveniently attached to the skin of a patient tightly.
Preferably, the outer side surface of the fixing plate is provided with a soft cushion, and the soft cushion is attached to the skin surface of a patient.
Preferably, the tail end of the first rotating knob is provided with a circular groove, a second spring is arranged in the circular groove, one end of the second spring is connected with the bottom of the circular groove, and when the pressing plate is pressed downwards, the pressing plate presses the second spring until the sampling needle extends out of the front end of the puncture needle and after tumor tissues are collected, and under the action of the second spring, the sampling needle automatically resets backwards.
Preferably, a holding ring is arranged on the outer wall of the shell, so that the user can hold the shell conveniently.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the fixing mechanism is arranged, the second rotating knob in the control assembly is used for rotating along the threaded structure at the tail end of the shell, the control ring at the front end moves forwards together to drive the driving plate to move forwards accurately, at the moment, the rack at the front end of the driving plate is meshed with the gear to rotate, the fixing plate is further controlled to rotate outwards around the rotating shaft, at the moment, the fixing plate attached to the outer wall of the shell is gradually unfolded, one surface of the outer side of the fixing plate, which is provided with the soft cushion, is tightly attached to the skin of a patient, and then the fixing work of the sampling device is realized, the inaccuracy of sampling tissues due to the deviation of sampling positions caused by shaking of a user in the sampling process is avoided, the influence on the detection of causes is avoided, and meanwhile, the situation that the patient is required to repeatedly puncture and great uncomfortable feeling is brought to the patient is avoided.
2. The fixing plate can be gathered and attached to the outer wall of the shell when not in use, the structure is smaller and more exquisite, the storage is convenient, the fixing plate is easy to unfold and operate, each fixing plate does not need to be broken off, and the fixing plate is uniformly and accurately adjusted through the control assembly, so that the puncture sampling efficiency is improved.
3. According to the invention, the sampling mechanism is arranged, the rotating sleeve is controlled by the first rotating knob in the sampling mechanism, the rotating sleeve moves downwards along the first rotating groove in the shell, the puncture needle at the lower end of the rotating sleeve extends out of the top end of the shell and punctures into the skin of a patient, the puncture distance is controlled according to the first rotating knob, the front end of the puncture needle accurately reaches a sampling position, then the sampling needle in the first through groove extends out of the first through groove by pressing the pressing plate until the sampling groove at the front end of the sampling needle extends out of the first through groove and extends to the front end of the puncture needle, at the moment, under the action of the second spring, the pressing plate automatically recovers backwards, at the moment, the sampling groove moves backwards to scrape a tumor tissue sample, stores the tumor tissue sample in the sampling groove, retracts into the puncture needle, at the moment, the sampling needle can be pulled backwards, the sampling groove is pulled out, the sample is taken out, the sampling work of the tumor tissue sample is completed, the sampling work is matched with the fixing mechanism and the threaded structure to rotate, the puncture process is more stable and accurate, the puncture direction is more accurate, and at the same time, the tumor tissue can shrink into the first through groove, and other pathological changes are reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of a sampling device according to the present invention;
FIG. 2 is a schematic internal cross-sectional view of a sampling device according to the present invention;
FIG. 3 is a schematic view of the structure of the housing of the present invention from a view angle;
FIG. 4 is a side cross-sectional view of the housing of the present invention;
FIG. 5 is a schematic view of a fixing plate according to the present invention;
FIG. 6 is a schematic view of a rotating sleeve according to the present invention from a perspective;
FIG. 7 is a schematic view of a sampling needle according to the present invention;
FIG. 8 is a schematic view of a second turning knob according to the present invention;
FIG. 9 is a schematic view of a control ring of the present invention from a viewing angle;
FIG. 10 is a schematic view of the top panel of the present invention from a view angle;
reference numerals in the drawings: 1. a housing; 101. a first rotating groove; 102. a second thread structure; 103. a guide rail; 104. a top plate; 105. a slot; 106. a first spring; 107. a grip ring; 108. a rod; 201. a fixing plate; 202. a gear; 203. a driving plate; 204. a disc; 205. a notch; 206. a rotating shaft; 207. a rack; 208. a soft cushion; 301. a puncture needle; 302. a sampling needle; 303. rotating the sleeve; 304. a first through groove; 305. a first thread structure; 306. a first rotary knob; 307. pressing the plate; 308. a sampling groove; 309. a circular groove; 310. a second spring; 401. a second turning knob; 402. a control loop; 403. a third thread structure; 404. a fourth thread structure; 405. a rotary clamping groove; 406. and rotating the clamping block.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1, a tumor sampling device comprises a housing 1, a fixing mechanism positioned at the top end of the housing 1, and a sampling mechanism inside the housing 1, wherein a holding ring 107 is arranged on the outer wall of the housing 1, so that a user can hold the tumor sampling device conveniently;
as shown in fig. 2-5, the fixing mechanism includes a fixing plate 201, a gear 202 and a plurality of driving plates 203, the fixing plate 201 is circumferentially located around the top end of the housing 1, a disc 204 is disposed on the outer wall of the top end of the housing 1, notches 205 are respectively disposed around the disc 204, rotating shafts 206 are respectively disposed inside the notches 205, the gear 202 is located at the front end of the fixing plate 201, the gear 202 is rotationally connected with the rotating shafts 206, a top plate 104 is disposed at the top end of the housing 1, a plurality of slots 105 are disposed on the outer side surface of the disc 204, a plurality of inserting rods 108 are disposed on the inner side surface of the top plate 104, the inserting rods 108 and the slots 105 are mutually inserted, the top plate 104 is freely retractable at the front end of the housing 1, a first spring 106 is disposed inside the slots 105, one end of the spring is connected with the bottom of the slots 105, the other end is connected with the inserting rod 108, the top plate 104 is pulled to approach the direction of the disc 204 through the first spring 106, the fixing plate 201 is unfolded outwards, at this time, the driving plate 203 moves backwards, the top plate 104 is pulled backwards by the first spring 106 and is mutually attached to the disc 204, the fixing plate 201 is unfolded to be leveled with the outer end face of the top plate 104, so as to be convenient for being attached to the skin of a patient, the outer surface of the fixing plate 201 is provided with a soft cushion 208, the soft cushion 208 is attached to the skin surface of the patient, the front end of the driving plate 203 is positioned in the notch 205, the front end surface of the driving plate 203 is provided with a rack 207, the rack 207 and the gear 202 are meshed with each other to rotate, the front end of the housing 1 is attached to the skin of the patient before puncture sampling, then the front end of the housing is attached to the skin of the patient through a control component arranged at the tail end of the driving plate 203, the driving plate 203 is driven to move up and down, so as to control the fixing plate 201 to rotate around the rotation shaft 206, the outer wall of the housing 1 is respectively provided with a plurality of guide rails 103, the front ends of the guide rails 103 respectively correspond to the notches 205, the driving plate 203 is positioned inside the guide rails 103, the driving plate 203 moves smoothly on the guide rails 103, the control assembly comprises a second rotation knob 401 and a control ring 402, the control ring 402 is positioned on the outer wall of the tail end of the housing 1, the tail end of the driving plate 203 is connected with the control ring 402, the control ring 402 moves together with the driving plate 203, the second rotation knob 401 is positioned at the tail end of the control ring 402, the control ring 402 is rotationally connected with the second rotation knob 401, the tail end face of the control ring 402 is provided with a rotation clamping groove 405, the front end face of the second rotating knob 401 is provided with a rotating clamping block 406, the rotating clamping block 406 is in rotating clamping with the rotating clamping groove 405 to realize free rotation between the second rotating knob 401 and the control ring 402, the inner wall of the second rotating knob 401 is provided with a third thread structure 403, the outer wall of the tail end of the shell 1 is provided with a fourth thread structure 404, the third thread structure 403 and the fourth thread structure 404 are mutually matched for rotation, the second rotating knob 401 is controlled to move by controlling the control ring 402, the driving plate 203 is connected to drive the rack 207 to drive the gear 202 to rotate, the fixing plate 201 is unfolded outwards, the outer side of the fixing plate 201 is attached to the surface of the skin of a patient, and the whole fixing of the sampling device is completed;
6-10, the sampling mechanism comprises a puncture needle 301, a sampling needle 302 and a rotating sleeve 303, wherein a first rotating groove 101 is arranged in the housing 1, the rotating sleeve 303 is inserted in the first rotating groove 101, the puncture needle 301 is positioned at the top end of the rotating sleeve 303, a first through groove 304 is arranged in the puncture needle 301, the sampling needle 302 is inserted in the first through groove 304, the sampling needle 302 smoothly moves in the first through groove 304, a first thread structure 305 is arranged on the outer wall of the rotating sleeve 303, a second thread structure 102 is arranged in the first rotating groove 101, the rotating sleeve 303 rotates in a mutually matched manner through the first thread structure 305 and the second thread structure 102, a first rotating knob 306 is arranged at the tail end of the rotating sleeve 303, the first rotating knob 306 is rotated to control the rotating sleeve 303 to move towards the top end of the casing 1, and in the moving process, the puncture needle 301 moves together, the front end of the puncture needle 301 punctures the skin of a patient and punctures the skin until reaching the position where a tumor needs to be sampled, at this time, by pressing the pressing plate 307 arranged at the tail end of the sampling needle 302, the sampling needle 302 moves towards the other end along the interior of the first through groove 304 until the sampling groove 308 arranged at the front end of the sampling needle 302 extends out of the front end of the puncture needle 301, the tail end of the first rotating knob 306 is provided with a circular groove 309, the circular groove 309 is internally provided with a second spring 310, one end of the second spring 310 is connected with the bottom of the circular groove 309, and when the pressing plate 307 presses down, the pressing plate 307 presses the second spring 310 until the sampling needle 302 extends out of the front end of the puncture needle 301, after collecting the tumor tissue, under the action of the second spring 310, the sampling needle 302 automatically resets backward, the sampling needle 302 moves backward, the sampling groove 308 cuts off the tumor tissue and is remained inside the sampling groove 308, the sampled tissue moves backward along the first through groove 304 along the sampling groove 308, and is removed after moving out of the first through groove 304.
When in use, firstly, a doctor guides a patient to put a proper and comfortable body position, checks information and a lesion part, then the doctor can position the lesion by means of ultrasound, CT, magnetic resonance, X-ray and the like, after the positioning is finished, the doctor selects a proper body surface position for local anesthesia, after the anesthesia effect is satisfied, the doctor can disinfect the skin surface, then the doctor aligns the top end of the sampling device to the part needing to be punctured, then the second rotating knob 401 in the control assembly is utilized to control the rotation of the sampling device by operating the control assembly, the second rotating knob 401 rotates along the thread structure at the tail end of the shell 1, the control ring 402 at the front end moves forwards together, the driving plate 203 at the front end of the control ring 402 moves forwards accurately, the rack 207 at the front end of the driving plate 203 rotates in a meshed manner with the gear 202, further, the fixing plate 201 is controlled to rotate outwards around the rotating shaft 206, at this time, the fixing plate 201 attached to the outer wall of the casing 1 is gradually unfolded, the surface, which is provided with the soft pad 208, of the outer side of the fixing plate 201 is attached to the skin of a patient, further, the fixing work of the sampling device is realized, the inaccuracy of sampling caused by the shaking of a user in the sampling process is avoided, after the device is fixed, the rotating sleeve 303 is controlled by the first rotating knob 306 in the sampling mechanism, the rotating sleeve 303 moves downwards along the first rotating groove 101 in the casing 1, the puncture needle 301 at the lower end of the rotating sleeve 303 extends out of the top end of the casing 1 and punctures into the skin of the patient, the puncture needle 301 accurately reaches the sampling position according to the puncture distance controlled by the first rotating knob 306, then the sampling needle 302 positioned in the first through groove 304 extends inwards by pressing the pressing plate 307, until the sampling groove 308 at the front end of the sampling needle 302 extends out of the first through groove 304 and extends to the front end of the puncture needle 301, at this time, under the action of the second spring 310, the plate 307 automatically restores backward, at this time, the sampling groove 308 scrapes the tumor tissue sample at the part in the backward moving process, and stores the tumor tissue sample in the sampling groove 308, and retracts into the puncture needle 301, at this time, the sampling needle 302 can be pulled backward, so that the sampling groove 308 withdraws the first through groove 304, and samples are taken out, thus completing the sampling work of the tumor sample.
Finally, it should be noted that: the foregoing is merely a preferred example of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A tumor sampling device, characterized in that: comprises a shell, a fixing mechanism positioned at the top end of the shell and a sampling mechanism inside the shell;
the fixing mechanism comprises a fixing plate, a gear and a plurality of driving plates, wherein the fixing plate is circumferentially arranged at the periphery of the top end of the shell, a disc is arranged on the outer wall of the top end of the shell, gaps are respectively arranged around the disc, rotating shafts are respectively arranged in the gaps, the gear is arranged at the front end of the fixing plate, the gear is rotationally connected with the rotating shafts, the front end of the driving plate is arranged in the gaps, a rack is arranged on the surface of the front end of the driving plate, the rack and the gear are mutually meshed for rotation, before puncture sampling, the front end of the shell is attached to the skin of a patient, then the driving plate is driven to move up and down through a control assembly arranged at the tail end of the driving plate, the fixing plate is further controlled to rotate around the rotating shafts, the fixing plate is outwards unfolded, and the outer side of the fixing plate is attached to the surface of the skin of the patient, so that the whole fixing of the sampling device is completed;
the sampling mechanism comprises a puncture needle, a sampling needle and a rotating sleeve, wherein a first rotating groove is formed in the shell, the rotating sleeve is inserted into the first rotating groove, the puncture needle is located at the top end of the rotating sleeve, a first through groove is formed in the puncture needle, the sampling needle is inserted into the first through groove, the sampling needle is in smooth movement in the first through groove, a first thread structure is formed in the outer wall of the rotating sleeve, a second thread structure is formed in the first rotating groove, the rotating sleeve passes through the first thread structure and the second thread structure to be matched with each other to rotate, a first rotating knob is arranged at the tail end of the rotating sleeve, the rotating sleeve is controlled to move towards the top end of the shell through rotation, and in the moving process, the puncture needle moves together, the front end of the puncture needle punctures the skin of a patient and punctures the skin until reaching the position of a tumor, the sampling needle is pressed by a pressing plate arranged at the inner side of the first through groove, the tail end of the sampling needle moves along the first through groove until the sampling needle moves along the inner side of the sampling groove, the sampling needle moves out of the sampling groove after the sampling needle moves along the first through groove, the sampling needle moves along the sampling groove, and the sampling needle moves along the sampling groove after the sampling needle moves out, the sampling needle moves along the sampling groove.
2. The tumor sampling apparatus of claim 1, wherein: the control assembly comprises a second rotating knob and a control ring, wherein the control ring is positioned on the outer wall of the tail end of the shell, the tail end of the driving plate is connected with the control ring, the control ring moves together with the driving plate, the second rotating knob is positioned on the tail end of the control ring, the control ring is connected with the second rotating knob in a rotating way, a third thread structure is arranged on the inner wall of the second rotating knob, a fourth thread structure is arranged on the outer wall of the tail end of the shell, the third thread structure and the fourth thread structure are mutually matched and rotate, and then the control ring is controlled to move through controlling the second rotating knob, and the rack is driven to rotate through the connection of the driving plate.
3. The tumor sampling apparatus of claim 2, wherein: the end face of the tail end of the control ring is provided with a rotary clamping groove, the end face of the front end of the second rotary knob is provided with a rotary clamping block, and the rotary clamping block is in rotary clamping with the rotary clamping groove to realize free rotation between the second rotary knob and the control ring.
4. The tumor sampling apparatus of claim 1, wherein: the outer wall of the shell is respectively provided with a plurality of guide rails, the front ends of the guide rails respectively correspond to the notches, the driving plate is positioned inside the guide rails, and the driving plate moves smoothly along the guide rails.
5. The tumor sampling apparatus of claim 1, wherein: the top of the shell is provided with a top plate, the outer side surface of the disc is provided with a plurality of slots, the inner side surface of the top plate is provided with a plurality of inserting rods, the inserting rods are mutually inserted into the slots, and the top plate is in free expansion of the front end of the shell.
6. The tumor sampling apparatus of claim 5, wherein: the inside first spring that is equipped with of slot, spring one end with slot bottom links to each other, and the other end with the inserted bar links to each other, through first spring pulling the roof is close to in the disc direction, the fixed plate is expanded to the outside, at this moment the drive plate moves backward, the roof by first spring pulling backward, and with the disc is laminated each other, the fixed plate after expanding with roof outside terminal surface is leveled, and the convenience is closely laminated with patient's skin.
7. The tumor sampling apparatus of claim 6, wherein: the outer side surface of the fixing plate is provided with a soft cushion, and the soft cushion is attached to the surface of the skin of a patient.
8. The tumor sampling apparatus of claim 1, wherein: the utility model discloses a tumor tissue sampling device, including first rotation knob, second spring, sampling needle, second spring, first rotation knob tail end is equipped with a circular slot, the circular slot is inside to be equipped with the second spring, second spring one end with the circular slot bottom links to each other, just when pressing down according to the board, press the board extrusion the second spring until the sampling needle stretches out the pjncture needle front end to after collecting tumor tissue under the effect of second spring, the sampling needle is automatic to reset backward.
9. The tumor sampling apparatus of claim 1, wherein: the outer wall of the shell is provided with a holding ring, so that a user can hold the shell conveniently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311013144.6A CN117017365A (en) | 2023-08-11 | 2023-08-11 | Tumor sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311013144.6A CN117017365A (en) | 2023-08-11 | 2023-08-11 | Tumor sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117017365A true CN117017365A (en) | 2023-11-10 |
Family
ID=88640790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311013144.6A Withdrawn CN117017365A (en) | 2023-08-11 | 2023-08-11 | Tumor sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117017365A (en) |
-
2023
- 2023-08-11 CN CN202311013144.6A patent/CN117017365A/en not_active Withdrawn
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Application publication date: 20231110 |
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| WW01 | Invention patent application withdrawn after publication |