CN113995449A - Biopsy sampler for medical oncology department based on negative pressure principle - Google Patents
Biopsy sampler for medical oncology department based on negative pressure principle Download PDFInfo
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- CN113995449A CN113995449A CN202111450609.5A CN202111450609A CN113995449A CN 113995449 A CN113995449 A CN 113995449A CN 202111450609 A CN202111450609 A CN 202111450609A CN 113995449 A CN113995449 A CN 113995449A
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- fixedly connected
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- outer shell
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- 238000001574 biopsy Methods 0.000 title claims abstract description 37
- 238000003860 storage Methods 0.000 claims abstract description 108
- 239000007788 liquid Substances 0.000 claims abstract description 69
- 239000007787 solid Substances 0.000 claims abstract description 57
- 238000005070 sampling Methods 0.000 claims abstract description 19
- 239000012780 transparent material Substances 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 55
- 238000004140 cleaning Methods 0.000 claims description 36
- 230000000903 blocking effect Effects 0.000 claims description 32
- 230000000249 desinfective effect Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 11
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 6
- 230000036285 pathological change Effects 0.000 abstract description 26
- 231100000915 pathological change Toxicity 0.000 abstract description 26
- 230000001575 pathological effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 206010066054 Dysmorphism Diseases 0.000 description 6
- 230000009471 action Effects 0.000 description 6
- 230000003902 lesion Effects 0.000 description 4
- 208000035404 Autolysis Diseases 0.000 description 2
- 206010057248 Cell death Diseases 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000028043 self proteolysis Effects 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0283—Pointed or sharp biopsy instruments with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe
Abstract
The invention relates to a biopsy sampler, in particular to a biopsy sampler for medical oncology based on a negative pressure principle. The technical problem is as follows: the existing puncture biopsy needle cannot observe a sample body taken out of the puncture biopsy needle, so that whether the absorbed tissue is pathological change tissue or liquid in a human body cannot be guaranteed, and whether sampling is successful or not cannot be known. The technical implementation scheme of the invention is as follows: a biopsy sampler for medical oncology based on negative pressure principle comprises an outer shell and a sampling assembly; the middle part of shell body is provided with the sampling subassembly, and the shell body is transparent material setting. According to the invention, through the matching of the sampling assembly and the solid storage assembly, the cut pathological tissue is sucked into the first hollow frame by using the negative pressure principle, and in the process, whether the taken sample body is the pathological tissue or not is convenient to watch by using the outer shell made of the transparent material, and meanwhile, the pathological tissue is stored by using the fixing liquid, so that the pathological tissue is prevented from being dissolved or deteriorated.
Description
Technical Field
The invention relates to a biopsy sampler, in particular to a biopsy sampler for medical oncology based on a negative pressure principle.
Background
In some cases where the tumor disease is not confirmed, the nature of the disease is usually diagnosed by taking a biopsy sample by breast puncture, cutting a portion of the diseased tissue from the patient, and then submitting the cut diseased tissue to pathology.
Need use the aspiration biopsy needle during the aspiration biopsy, the in-process of breast puncture sample is carried out again to current aspiration biopsy needle, it is usually that the doctor is with the aspiration biopsy needle puncture patient in vivo, and cut the part to take out to the internal pathological change tissue of patient through current aspiration biopsy, because current aspiration biopsy needle is at the in-process of puncture, can't observe the sample body of taking out of aspiration biopsy needle, so can't guarantee that what adsorb out is the liquid of pathological change tissue still the human body, can't learn whether the sample is successful simultaneously.
Aiming at the situation, a biopsy sampler for medical oncology based on the negative pressure principle is designed.
Disclosure of Invention
In order to overcome the present puncture biopsy needle can't observe the sample body of taking out of puncture biopsy needle, so can't guarantee that what adsorb out is pathological change tissue or the liquid in the human body, can't learn simultaneously whether the shortcoming of sampling is successful, the technical problem is: provides a biopsy sampler for medical oncology based on a negative pressure principle.
The technical implementation scheme of the invention is as follows: the utility model provides a medical treatment oncology uses biopsy sampler based on negative pressure principle, stores the subassembly including shell body, sample subassembly and solid, and the shell body is transparent material setting, and the middle part of shell body is provided with sample subassembly, and the upper right portion of shell body is provided with detachable solid and stores the subassembly, sample subassembly and the cooperation of solid storage subassembly.
As an improvement of the scheme, the sampling assembly comprises an inner shell, an electric push rod, a first piston plate, a conical transparent shell, an outer hollow needle tube, an inner hollow needle tube, a flow guide pipe, a conical shell and a lower pressing piece, wherein the inner shell is fixedly connected with the left wall in the outer shell, the inner shell is made of transparent materials, the electric push rod is arranged at the top in the outer shell, the telescopic end of the electric push rod is fixedly connected with the first piston plate, the first piston plate is slidably positioned in the inner shell, the lower surface of the first piston plate is provided with a conical rod, the lower end of the conical rod of the first piston plate penetrates through the lower surface of the inner shell, the middle part of the lower surface of the outer shell is fixedly connected with the conical transparent shell, the lower surface of the conical transparent shell is embedded with the outer hollow needle tube, the inner hollow needle tube is slidably arranged in the outer hollow needle tube, the middle part of the inner hollow needle tube is embedded with the flow guide pipe, the flow guide pipe is in sliding fit with the conical rod of the first piston plate, and the flow guide pipe is a telescopic hose, the lower end of the flow guide pipe is provided with a conical shell which is fixedly connected with the inner hollow needle tube, the right lower part in the outer shell is provided with a lower pressing piece, and the lower pressing piece is connected with the inner hollow needle tube.
As an improvement of the proposal, the left lower part of the inner hollow needle tube is provided with an opening barb.
As the improvement of above-mentioned scheme, the holding down piece is including first carriage, the frame is pressed to the dysmorphism, first guide bar, first spring and holding down plate, first carriage is installed to the lower right part in the shell body, the slidingtype is provided with the dysmorphism and presses the frame in the first carriage, the dysmorphism is pressed the frame and is slided the setting with the right flank of shell body, the lower right part rigid coupling of shell body has first guide bar, the dysmorphism is pressed the frame and is slided the setting with first guide bar, the rigid coupling has first spring between dysmorphism pressure frame and the shell body, first spring is around the outside at first guide bar, the left part of dysmorphism pressure frame is provided with the holding down plate, holding down plate and interior hollow needle tubing rigid coupling.
As an improvement of the scheme, the right side surface of the special-shaped pressing frame is provided with a plurality of V-shaped grooves.
As an improvement of the scheme, the solid storage component comprises a solid storage shell, a liquid storage shell, a first hollow frame, a first material blocking block, a first guide rod, a second spring, a first limiting frame, a first fixing frame, a first clamping plate and a negative pressure part, wherein the solid storage shell is detachably connected to the upper right part in the outer shell, the lower rear part of the solid storage shell is communicated with the liquid storage shell, the first hollow frame is embedded at the lower left part of the solid storage shell, the left part of the first hollow frame is detachably connected with the lower right part of the solid storage shell, the first material blocking block is arranged in the first hollow frame in a sliding mode, the left side surface of the first material blocking block is an arc surface, the right wall of the first material blocking block is fixedly connected with the first guide rod, the right end of the first guide rod sequentially penetrates through the first hollow frame, the solid storage shell and the outer shell, the second spring is fixedly connected between the first guide rod and the outer shell, and the second spring is sleeved outside the first guide rod, the right rear portion rigid coupling of shell body has first spacing, and the right front portion rigid coupling of shell body has first mount, and the right part slidingtype of first mount is equipped with first cardboard, and the draw-in groove has been seted up to the leading flank right part of first spacing, and the rear portion of first cardboard slides and is located the draw-in groove of first spacing, and the rigid coupling has the elastic component between first cardboard and the first mount, and the upper portion of solid reservoir shell is provided with the negative pressure spare.
As an improvement of the scheme, the liquid storage shell stores a fixing liquid, and the fixing liquid is 10% of formaldehyde.
As an improvement of the above scheme, the negative pressure part includes a second piston plate, a second guide rod, a third spring and a pulling plate, the second piston plate is slidably located at the lower part in the solid storage shell, the lower surface of the second piston plate is provided with two wedge-shaped blocks, the upper surface of the second piston plate is fixedly connected with the second guide rod, the upper end of the second guide rod penetrates through the upper surface of the solid storage shell, the third spring is fixedly connected between the second piston plate and the solid storage shell, the third spring is sleeved on the outer side of the second guide rod, and the upper end of the second guide rod is fixedly connected with the pulling plate.
As an improvement of the scheme, the liquid storage device also comprises a liquid storage component, the liquid storage component is detachably arranged at the right part of the outer shell, the liquid storage component is positioned at the lower part of the solid storage component, the liquid storage component comprises a liquid storage shell, a second hollow frame, a second blocking block, a second guide rod, a fourth spring, a second limiting frame, a second fixing frame and a second blocking plate, the right part of the outer shell is provided with the detachable liquid storage shell, the left lower part of the liquid storage shell is embedded with the second hollow frame, the left part of the second hollow frame and the right part of the inner shell are detachably arranged, a second blocking block is arranged in the second hollow frame in a sliding manner, the left side surface of the second blocking block is an arc surface, the right side surface of the second blocking block is fixedly connected with the second guide rod, the right end of the second guide rod sequentially penetrates through the second hollow frame, the liquid storage shell and the outer shell, the fourth spring is fixedly connected between the second guide rod and the outer shell, the fourth spring housing is in the outside of second guide arm, the right rear portion rigid coupling of shell body has the spacing frame of second, the spacing downside that is located first spacing frame of second, the draw-in groove has been seted up to the leading flank right part of the spacing frame of second, the right front portion rigid coupling of shell body has the second mount, the right part slidingtype of second mount is equipped with the second cardboard, the rear portion of second cardboard slides and is located the draw-in groove of the spacing frame of second, rigid coupling elastic component between second cardboard and the second mount.
As an improvement of the proposal, the cleaning and disinfecting device also comprises a cleaning and disinfecting component which is arranged at the lower part in the shell and comprises a second sliding frame, a sliding plate, a hollow frame, a cleaning and storing shell, a hollow pipe, a third piston plate, a pressing frame, a connecting rod and a stop block, wherein the second sliding frame is fixedly connected at the lower right part of the shell, the sliding plate is arranged in the second sliding frame in a sliding way, the right part of the sliding plate passes through the shell, the sliding plate and the shell are arranged in a sliding way, the hollow frame is fixedly connected at the lower front part in the shell, the cleaning and storing shell is arranged at the lower left part in the shell, the hollow pipe is communicated at the lower right part of the lower surface of the cleaning and storing shell, the third piston plate is arranged at the upper part in the cleaning and storing shell in a sliding way, the pressing frame is fixedly connected at the upper surface of the third piston plate, the front part of the pressing frame passes through the cleaning and storing shell, the pressing frame and the hollow frame are arranged in a sliding way, the lower surface of the third piston plate is fixedly connected with a connecting rod, the lower part of the connecting rod is positioned in the hollow pipe, the lower end of the connecting rod is fixedly connected with a stop block, and the stop block is slidably positioned at the inner lower part of the hollow pipe.
The invention has the beneficial effects that:
according to the invention, the sampling assembly is matched with the solid storage assembly, the cut pathological tissue is sucked into the first hollow frame by using the negative pressure principle, and in the process, the outer shell is made of a transparent material, so that whether the taken sample body is the pathological tissue or not is convenient to watch, and meanwhile, the pathological tissue is stored by using the fixing liquid, so that the pathological tissue is prevented from being autolyzed or deteriorated; through liquid storage subassembly and cleaning and disinfecting subassembly cooperation, utilize the negative pressure principle with the appearance body in the suction inner shell body, this in-process again, utilize shell body and interior casing to be transparent material, whether the appearance body of so being convenient for watch taking out is pathological change tissue, when the sample is liquid, with in its suction liquid storage shell, and will wash the alcohol that stores in the shell and discharge in the interior hollow needle pipe, utilize the principle of negative pressure to make progress the flow with alcohol and accomplish cleaning and disinfecting work simultaneously, and flow into in the liquid storage shell, avoid because of can't watch the appearance body of taking out, cause can't confirm whether the sample of pathological change tissue succeeds, so improve the efficiency of surely getting of pathological change tissue.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic sectional perspective view of the present invention.
Fig. 3 is a schematic perspective view of a sampling assembly according to the present invention.
FIG. 4 is a partially enlarged perspective view of a sampling assembly according to the present invention.
Fig. 5 is a schematic sectional perspective view of the solid storage assembly of the present invention.
FIG. 6 is a schematic perspective view of a portion of a solid storage assembly according to the present invention.
Fig. 7 is a schematic sectional perspective view of a liquid storage assembly according to the present invention.
Fig. 8 is a schematic sectional perspective view of the cleaning and disinfecting assembly of the present invention.
FIG. 9 is an enlarged, partially cut-away perspective view of the cleaning and disinfecting assembly of the present invention.
Fig. 10 is an enlarged perspective view of the present invention a.
Wherein: 1. an outer shell, 2, a sampling assembly, 201, an inner shell, 202, an electric push rod, 203, a first piston plate, 204, a conical transparent shell, 205, an outer hollow needle tube, 206, an inner hollow needle tube, 207, a flow guide tube, 208, a conical shell, 209, a first sliding frame, 210, a special-shaped pressing frame, 211, a first guide rod, 212, a first spring, 213, a lower pressing plate, 3, a solid storage assembly, 301, a solid storage shell, 302, a liquid storage shell, 303, a first hollow frame, 304, a first stop block, 305, a first guide rod, 306, a second spring, 307, a first limit frame, 308, a first fixed frame, 309, a first clamping plate, 310, a second piston plate, 311, a second guide rod, 312, a third spring, 313, a pull plate, 4, a liquid storage assembly, 401, a liquid storage shell, 402, a second hollow frame, 403, a second stop block, 404, a second guide rod, 405, a fourth spring, 406. the cleaning and disinfecting device comprises a second limiting frame 407, a second fixing frame 408, a second clamping plate 5, a cleaning and disinfecting component 501, a second sliding frame 502, a sliding plate 503, a hollow frame 504, a cleaning and storing shell 505, a hollow pipe 506, a third piston plate 507, a lower pressing frame 508, a connecting rod 509 and a stop block.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present application. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.
Example 1
The utility model provides a medical treatment oncology uses biopsy sampler based on negative pressure principle, as shown in figure 1, including shell body 1, sample module 2 and solid storage component 3, shell body 1 is the transparent material setting, the middle part of shell body 1 is provided with sample module 2, sample module 2 is used for surely getting to pathological change tissue and shifts out, the upper right portion of shell body 1 is provided with detachable solid storage component 3, solid storage component 3 is used for preserving the pathological change tissue of surely getting, avoid pathological change tissue to produce autolysis or rotten, sample module 2 and the cooperation of solid storage component 3.
When needs use this device, at first doctor is with handheld shell body 1, and remove this device to the sample position that needs on the patient's health, then the doctor carries out the puncture biopsy sample to the patient through this device, at the in-process of biopsy sample, the doctor carries out the biopsy sample through 2 work of sampling component, because shell body 1 sets up for transparent material, so the sample body that conveniently observes to take out is liquid or pathological change tissue, after pathological change tissue sample completion, the doctor makes sampling component 2 and solid storage component 3 cooperation, sample to pathological change tissue sample is preserved, avoid pathological change tissue to produce autolysis or rotten, cause subsequent testing result inaccurate.
As shown in fig. 2-4, the sampling assembly 2 includes an inner housing 201, an electric push rod 202, a first piston plate 203, a conical transparent housing 204, an outer hollow needle tube 205, an inner hollow needle tube 206, a draft tube 207, a conical housing 208, a first sliding frame 209, a profile pressing frame 210, a first guide rod 211, a first spring 212 and a lower pressing plate 213, the inner housing 201 is made of transparent material and is convenient for viewing a sample to be taken out, the inner housing 201 is fixedly connected to the inner left wall of the outer housing 1, the electric push rod 202 is disposed at the top of the inner housing 1 and is used for providing power for the movement of the first piston plate 203, the first piston plate 203 is fixedly connected to the telescopic end of the electric push rod 202, the first piston plate 203 is slidably disposed in the inner housing 201, a conical rod is disposed on the lower surface of the first piston plate 203, the conical rod of the first piston plate 203 is used for plugging the draft tube 207, the lower end of the first piston plate 203 penetrates through the lower surface of the inner housing 201 and is disposed in cooperation with the draft tube 207, a conical transparent shell 204 is fixedly connected to the middle of the lower surface of the outer shell 1, an outer hollow needle tube 205 is embedded in the lower surface of the conical transparent shell 204, the outer hollow needle tube 205 is used for puncture, an inner hollow needle tube 206 is arranged in the outer hollow needle tube 205 in a sliding manner, the left lower part of the inner hollow needle tube 206 is arranged in an open inverted hook manner, the inner hollow needle tube 206 is used for cutting pathological change tissues, a guide tube 207 is embedded in the middle of the inner hollow needle tube 206 and is used for guiding pathological change tissues and liquid, the guide tube 207 is in sliding fit with a conical rod of the first piston plate 203, the guide tube 207 is a flexible hose, a conical shell 208 is arranged at the lower end of the guide tube 207, the conical shell 208 is fixedly connected with the inner hollow needle tube 206, a first sliding frame 209 is arranged at the right lower part in the outer shell 1, a special-shaped pressing frame 210 is arranged in the first sliding frame 209 in a sliding manner, a plurality of V-shaped grooves are formed in the right side surface of the special-shaped pressing frame 210, the special-shaped pressing frame 210 is arranged in a sliding manner with the right side surface of the outer shell 1, a first guide rod 211 is fixedly connected to the right lower portion of the outer shell 1, the special-shaped pressing frame 210 and the first guide rod 211 are arranged in a sliding mode, a first spring 212 is fixedly connected between the special-shaped pressing frame 210 and the outer shell 1, the first spring 212 is wound on the outer side of the first guide rod 211, a lower pressing plate 213 is arranged on the left portion of the special-shaped pressing frame 210, the lower pressing plate 213 is used for enabling the inner hollow needle tube 206 to move downwards, and the lower pressing plate 213 is fixedly connected with the inner hollow needle tube 206.
As shown in fig. 3, 5 and 6, the solid storage assembly 3 includes a solid storage shell 301, a liquid storage shell 302, a first hollow frame 303, a first stop block 304, a first guide rod 305, a second spring 306, a first limit frame 307, a first fixing frame 308, a first clamping plate 309, a second piston plate 310, a second guide rod 311, a third spring 312 and a pulling plate 313, the solid storage shell 301 is detachably connected to the upper right portion of the outer shell 1, the rear lower portion of the solid storage shell 301 is communicated with the liquid storage shell 302, the liquid storage shell 302 stores a fixed liquid, the fixed liquid is 10% formaldehyde, the left lower portion of the solid storage shell 301 is embedded with the first hollow frame 303, the left portion of the first hollow frame 303 is detachably connected with the lower right portion of the solid storage shell 301, the first stop block 304 is slidably arranged in the first hollow frame 303, the first stop block 304 is used for closing the first hollow frame 303, the left side surface of the first stop block 304 is an arc-shaped surface, a first guide rod 305 is fixedly connected to the middle part of the right wall of the first material blocking block 304, the right end of the first guide rod 305 sequentially passes through the first hollow frame 303, the solid storage shell 301 and the outer shell 1, a second spring 306 is fixedly connected between the first guide rod 305 and the outer shell 1, the second spring 306 is sleeved outside the first guide rod 305, a first limiting frame 307 is fixedly connected to the right rear part of the outer shell 1, a first fixing frame 308 is fixedly connected to the right front part of the outer shell 1, a first clamping plate 309 is slidably arranged at the right part of the first fixing frame 308, the first clamping plate 309 is used for limiting the first guide rod 305, a clamping groove is formed in the right part of the front side surface of the first limiting frame 307, the rear part of the first clamping plate 309 is slidably positioned in the clamping groove of the first limiting frame 307, an elastic part is fixedly connected between the first clamping plate 309 and the first fixing frame 308, the elastic part is a spring, a second piston plate 310 is slidably arranged at the lower part in the solid storage shell 301, and two wedge-shaped blocks are arranged on the lower surface of the second piston plate 310, a second guide rod 311 is fixedly connected to the upper surface of the second piston plate 310, the upper end of the second guide rod 311 penetrates through the upper surface of the solid storage casing 301, a third spring 312 is fixedly connected between the second piston plate 310 and the solid storage casing 301, the third spring 312 is sleeved outside the second guide rod 311, a pull plate 313 is fixedly connected to the upper end of the second guide rod 311, and the pull plate 313 is used for enabling the second piston plate 310 to move upwards, so that the solid storage casing 301 forms a negative pressure environment.
When in use, a doctor holds the outer shell 1 by hand and moves the outer shell to a position where a patient needs to take a sample, then the doctor holds the outer shell 1 to approach the patient, so that the outer hollow needle tube 205 penetrates into the position where the patient needs to take the sample, when the doctor makes the outer hollow needle tube 205 penetrate into the proper position, the doctor makes the special-shaped pressing frame 210 move downwards, the first spring 212 compresses the first spring, the special-shaped pressing frame 210 moves downwards, the lower pressing plate 213 makes the inner hollow needle tube 206 move downwards, the inner hollow needle tube 206 moves downwards and penetrates into a pathological change tissue, meanwhile, the doctor releases the special-shaped pressing frame 210, the special-shaped pressing frame 210 moves upwards and resets under the action of the first spring 212, so that the inner hollow needle tube 206 moves upwards into the outer hollow needle tube 205, because the left lower part of the inner hollow needle tube 206 is arranged in an open inverted hook way, the inner hollow needle tube 206 moves upwards and cuts the pathological change tissue and moves upwards into the outer hollow needle tube 205, the lesion tissue is located at the lower side of the conical shell 208, then the doctor starts the electric push rod 202 to move the first piston plate 203 upwards, the first piston plate 203 moves upwards to move the push rod thereon out of the draft tube 207, the first piston plate 203 moves upwards to form a negative pressure environment in the inner shell 201, so the lesion tissue in the inner hollow needle tube 206 upwards enters the inner shell 201 through the conical shell 208 and the draft tube 207, because the inner shell 201 is made of a transparent material, the taken sample body is liquid or lesion tissue, so the biopsy sampling is convenient to be carried out, when the sample body in the inner shell 201 is lesion tissue, the doctor then takes the device out of the patient and faces the outer hollow needle tube 205 upwards, at the moment, the state of the device is inverted, after the first piston plate 203 moves to be located at the lower side of the first material blocking block 304, the doctor closes the electric push rod 202 and moves the first blocking plate 309 out of the blocking groove of the first blocking frame 307, at this time, the limit of the first guide rod 305 is released, the first guide rod 305 moves outwards under the action of the second spring 306, the first guide rod 305 moves outwards to move the first stop block 304 outwards, the first stop block 304 moves outwards to open the first hollow frame 303, the internal environment of the solid storage shell 301 is a negative pressure environment, the diseased tissue in the inner shell 201 is sucked into the solid storage shell 301 through the first hollow frame 303 under the action of the negative pressure, the first stop block 304 moves outwards to press the two wedge-shaped blocks on the second piston plate 310, so that the second piston plate 310 moves downwards, the third spring 312 is compressed, so that the diseased tissue falls on the upper side of the second piston plate 310, the second piston plate 310 moves downwards to open the discharge port of the liquid shell 302, and the stationary liquid in the liquid storage shell 302 is sucked into the solid storage shell 301 under the action of the negative pressure environment, and the upper side of the second piston plate 310 soaks the pathological change tissue, and the pathological change tissue is soaked by the fixing liquid, so that the pathological change tissue is fixed, the preservation time of the pathological change tissue is prolonged, subsequent detection work is facilitated, then the doctor resets the first material blocking block 304, the first clamping plate 309 is clamped into the clamping groove of the first limiting frame 307, and then the doctor detaches the solid storage component 3 and carries the pathological change tissue to be detected.
Example 2
Based on embodiment 1, as shown in fig. 3, 5 and 7, the liquid storage assembly 4 is further included, the liquid storage assembly 4 is detachably disposed at the right portion of the outer casing 1, the liquid storage assembly 4 is located at the lower portion of the solid storage assembly 3, the liquid storage assembly 4 includes a liquid storage shell 401, a second hollow frame 402, a second guide bar 403, a second guide bar 404, a fourth spring 405, a second limiting frame 406, a second fixing frame 407 and a second clamping plate 408, the detachable liquid storage shell 401 is disposed at the right portion of the outer casing 1, the second hollow frame 402 is embedded at the left lower portion of the liquid storage shell 401, the left portion of the second hollow frame 402 and the right portion of the inner casing 201 are detachably disposed, a second blocking block 403 is slidably disposed in the second hollow frame 402, the second blocking block 403 is used for closing the second hollow frame 402, the left side of the second blocking block 403 is an arc-shaped surface, the right side of the second blocking block 403 is fixedly connected to a second guide bar 404, the right end of the second guide rod 404 sequentially penetrates through the second hollow frame 402, the liquid storage shell 401 and the outer shell 1, a fourth spring 405 is fixedly connected between the second guide rod 404 and the outer shell 1, the fourth spring 405 is sleeved on the outer side of the second guide rod 404, a second limiting frame 406 is fixedly connected to the right rear portion of the outer shell 1, the second limiting frame 406 is located on the lower side of the first limiting frame 307, a clamping groove is formed in the right portion of the front side face of the second limiting frame 406, a second fixing frame 407 is fixedly connected to the right front portion of the outer shell 1, a second clamping plate 408 is slidably arranged on the right portion of the second fixing frame 407, the rear portion of the second clamping plate 408 is slidably located in the clamping groove of the second limiting frame 406, an elastic part is fixedly connected between the second clamping plate 408 and the second fixing frame 407, and the elastic part is a spring.
As shown in fig. 3 and fig. 8-10, the cleaning and disinfecting device further comprises a cleaning and disinfecting assembly 5, the cleaning and disinfecting assembly 5 is disposed at the lower portion of the inside of the outer casing 1, the cleaning and disinfecting assembly 5 comprises a second sliding frame 501, a sliding plate 502, a hollow frame 503, a cleaning and storing shell 504, a hollow pipe 505, a third piston plate 506, a pressing frame 507, a connecting rod 508 and a stopper 509, the second sliding frame 501 is fixedly connected to the lower right portion of the outer casing 1, the sliding plate 502 is slidably disposed in the second sliding frame 501, the right portion of the sliding plate 502 penetrates through the outer casing 1, the sliding plate 502 is slidably disposed with the outer casing 1, the hollow frame 503 is fixedly connected to the lower front portion of the inside of the outer casing 1, the cleaning and storing shell 504 is disposed at the lower left portion of the inside of the outer casing 1, the cleaning and storing shell 504 is used for storing alcohol, the device after sampling the liquid is disinfected by the alcohol, the hollow pipe 505 is communicated to the lower right portion of the lower surface of the cleaning and storing shell 504, the hollow pipe 505 is used for guiding the alcohol under the negative pressure environment, a third piston plate 506 is slidably arranged at the upper part in the cleaning storage shell 504, the third piston plate 506 is used for pushing a stop 509 to open the hollow pipe 505, so that alcohol in the cleaning storage shell 504 flows out under a negative pressure environment, a lower pressing frame 507 is fixedly connected to the upper surface of the third piston plate 506, the front part of the lower pressing frame 507 penetrates through the cleaning storage shell 504, the lower pressing frame 507 and the cleaning storage shell 504 are slidably arranged, the front part of the lower pressing frame 507 penetrates through the sliding plate 502 and is slidably arranged with the hollow frame 503, an elastic part is arranged between the lower pressing frame 507 and the hollow frame 503, the elastic part is a spring, the lower surface of the third piston plate 506 is fixedly connected with a connecting rod 508, the lower part of the connecting rod 508 is located in the hollow pipe 505, the lower end of the connecting rod 508 is fixedly connected with the stop 509, the stop 509 is used for closing the hollow pipe 505, and the stop 509 is slidably located at the inner lower part of the hollow pipe 505.
At this time, the device is in a state that the inner hollow needle tube 206 is arranged downwards, after the inner hollow needle tube 206 moves downwards to a proper position, then a doctor releases the special-shaped pressing frame 210, the inner hollow needle tube 206 moves upwards to reset under the action of the first spring 212, when looking through the outer shell 1 and the inner shell 201, the doctor moves the device out of the patient body when finding that a sample body entering the inner shell 201 is liquid, the doctor repeats the above operation, so that when the first piston plate 203 moves upwards to the upper side of the second blocking block 403, the doctor closes the electric push rod 202, then the doctor makes the second blocking plate 408 far away from a blocking groove of the second limiting frame 406, meanwhile, the second guide rod 404 moves outwards under the action of the fourth spring 405, the second guide rod 404 moves outwards to drive the second blocking block 403 to move outwards, and the liquid in the inner shell 201 flows into the liquid storage shell 401 along with the liquid storage shell 401 due to the negative pressure environment of the liquid storage shell 401, then the doctor moves the sliding plate 502 downwards, the sliding plate 502 moves downwards to move the lower pressing frame 507 downwards, the lower pressing frame 507 moves downwards to move the third piston plate 506 downwards, the third piston plate 506 moves downwards to move the stopper 509 downwards through the connecting rod, the stopper 509 moves downwards and moves out of the hollow tube 505, the alcohol in the hollow tube 505 and the cleaning storage shell 504 flows out under the negative pressure environment of the device and falls on the lower part of the inner hollow needle tube 206, the alcohol falling on the lower part of the inner hollow needle tube 206 flows upwards into the guide tube 207 due to the negative pressure environment of the device, the alcohol in the guide tube 207 flows into the inner shell 201, the alcohol in the inner shell 201 flows into the liquid storage shell 401, the device is sterilized through the flow of the alcohol, then the doctor moves the sliding plate 502 to reset, and the doctor makes the inner hollow needle tube 206 of the device stand upwards, so make liquid and alcohol flow and fall in the lower part of liquid storage shell 401 to make dog 509 seal the discharge gate of hollow tube 505, make second dog 403 reset simultaneously, and spacing to second guide arm 404 through second cardboard 408, then the doctor makes this device pierce patient's internal once more and surely take and preserve pathological change tissue, avoid because of can't watch the appearance body of taking out, can't confirm whether the sample of pathological change tissue succeeds, improve pathological change tissue's eager efficiency simultaneously.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (10)
1. The utility model provides a medical treatment oncology uses biopsy sampler based on negative pressure principle, including shell body (1), shell body (1) is transparent material setting, its characterized in that, and subassembly (3) are stored to sampling subassembly (2) and solid, and the middle part of shell body (1) is provided with sampling subassembly (2), and the upper right portion of shell body (1) is provided with detachable solid and stores subassembly (3), and sampling subassembly (2) and solid storage subassembly (3) cooperation.
2. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 1, wherein the sampling assembly (2) comprises an inner shell (201), an electric push rod (202), a first piston plate (203), a conical transparent shell (204), an outer hollow needle tube (205), an inner hollow needle tube (206), a guide tube (207), a conical shell (208) and a lower pressing piece, the inner shell (201) is fixedly connected to the inner left wall of the outer shell (1), the inner shell (201) is made of a transparent material, the electric push rod (202) is arranged at the inner top of the outer shell (1), the first piston plate (203) is fixedly connected to the telescopic end of the electric push rod (202), the first piston plate (203) is slidably located in the inner shell (201), a conical rod is arranged on the lower surface of the first piston plate (203), and the lower end of the conical rod of the first piston plate (203) penetrates through the lower surface of the inner shell (201), the middle part of the lower surface of the outer shell (1) is fixedly connected with a conical transparent shell (204), an outer hollow needle tube (205) is embedded in the lower surface of the conical transparent shell (204), the inner sliding type of the outer hollow needle tube (205) is provided with an inner hollow needle tube (206), a guide tube (207) is embedded in the middle part of the inner hollow needle tube (206), the guide tube (207) is in sliding fit with a conical rod of the first piston plate (203), the guide tube (207) is a flexible hose, the lower end of the guide tube (207) is provided with a conical shell (208), the conical shell (208) is fixedly connected with the inner hollow needle tube (206), a pressing piece is installed at the inner right lower part of the outer shell (1), and the pressing piece is connected with the inner hollow needle tube (206).
3. The biopsy sampler for medical oncology based on the negative pressure principle as claimed in claim 2, wherein the lower left part of the inner hollow needle tube (206) is provided with an open barb.
4. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 2, wherein the lower pressing member comprises a first sliding frame (209), a special-shaped pressing frame (210), a first guide rod (211), a first spring (212) and a lower pressing plate (213), the first sliding frame (209) is installed at the lower right part in the outer shell (1), the special-shaped pressing frame (210) is slidably arranged in the first sliding frame (209), the special-shaped pressing frame (210) is slidably arranged with the right side surface of the outer shell (1), the first guide rod (211) is fixedly connected with the lower right part of the outer shell (1), the special-shaped pressing frame (210) is slidably arranged with the first guide rod (211), the first spring (212) is fixedly connected between the special-shaped pressing frame (210) and the outer shell (1), the first spring (212) is wound on the outer side of the first guide rod (211), the lower pressing plate (213) is arranged at the left part of the special-shaped pressing frame (210), the lower pressing plate (213) is fixedly connected with the inner hollow needle tube (206).
5. The biopsy sampler for medical oncology based on the negative pressure principle as claimed in claim 4, wherein the right side surface of the special-shaped pressing frame (210) is provided with a plurality of V-shaped grooves.
6. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 2, wherein the solid storage component (3) comprises a solid storage shell (301), a liquid storage shell (302), a first hollow frame (303), a first material blocking block (304), a first guide rod (305), a second spring (306), a first limiting frame (307), a first fixing frame (308), a first clamping plate (309) and a negative pressure member, the solid storage shell (301) is detachably connected to the upper right part in the outer shell (1), the rear lower part of the solid storage shell (301) is communicated with the liquid storage shell (302), the first hollow frame (303) is embedded in the left lower part of the solid storage shell (301), the left part of the first hollow frame (303) is detachably connected with the lower right part of the solid storage shell (301), the first material blocking block (304) is slidably arranged in the first hollow frame (303), the left side face of the first material blocking block (304) is an arc-shaped face, the right wall of the first material blocking block (304) is fixedly connected with a first guide rod (305), the right end of the first guide rod (305) sequentially penetrates through the first hollow frame (303), the solid storage shell (301) and the outer shell (1), a second spring (306) is fixedly connected between the first guide rod (305) and the outer shell (1), the second spring (306) is sleeved on the outer side of the first guide rod (305), the right rear part of the outer shell (1) is fixedly connected with a first limiting frame (307), the right front part of the outer shell (1) is fixedly connected with a first fixing frame (308), the right part of the first fixing frame (308) is provided with a first clamping plate (309) in a sliding manner, the right part of the front side face of the first limiting frame (307) is provided with a clamping groove, the rear part of the first clamping plate (309) is slidably positioned in the clamping groove of the first limiting frame (307), and an elastic piece is fixedly connected between the first clamping plate (309) and the first fixing frame (308), the upper part of the solid storage shell (301) is provided with a negative pressure piece.
7. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 6, wherein the liquid storage shell (302) stores a fixing liquid, and the fixing liquid is 10% formaldehyde.
8. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 6, wherein the negative pressure part comprises a second piston plate (310), a second guide rod (311), a third spring (312) and a pull plate (313), the second piston plate (310) is slidably located at the lower portion in the solid storage shell (301), two wedge-shaped blocks are arranged on the lower surface of the second piston plate (310), the second guide rod (311) is fixedly connected to the upper surface of the second piston plate (310), the upper end of the second guide rod (311) penetrates through the upper surface of the solid storage shell (301), the third spring (312) is fixedly connected between the second piston plate (310) and the solid storage shell (301), the third spring (312) is sleeved outside the second guide rod (311), and the pull plate (313) is fixedly connected to the upper end of the second guide rod (311).
9. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 1, further comprising a liquid storage component (4), wherein the liquid storage component (4) is detachably arranged at the right part of the outer shell (1), the liquid storage component (4) is positioned at the lower part of the solid storage component (3), the liquid storage component (4) comprises a liquid storage shell (401), a second hollow frame (402), a second blocking block (403), a second guide rod (404), a fourth spring (405), a second limiting frame (406), a second fixing frame (407) and a second blocking plate (408), the detachable liquid storage shell (401) is arranged at the right part of the outer shell (1), the second hollow frame (402) is embedded at the left lower part of the liquid storage shell (401), the left part of the second hollow frame (402) and the right part of the inner shell (201) are detachably arranged, a second blocking block (403) is arranged in the second hollow frame (402) in a sliding mode, the left side face of the second blocking block (403) is an arc-shaped face, a second guide rod (404) is fixedly connected to the right side face of the second blocking block (403), the right end of the second guide rod (404) sequentially penetrates through the second hollow frame (402), the liquid storage shell (401) and the outer shell (1), a fourth spring (405) is fixedly connected between the second guide rod (404) and the outer shell (1), the fourth spring (405) is sleeved on the outer side of the second guide rod (404), a second limiting frame (406) is fixedly connected to the right rear portion of the outer shell (1), the second limiting frame (406) is located on the lower side of the first limiting frame (307), a clamping groove is formed in the right portion of the front side face of the second limiting frame (406), a second fixing frame (407) is fixedly connected to the right front portion of the outer shell (1), and a second clamping plate (408) is slidably arranged in the right portion of the second fixing frame (407), the rear part of the second clamping plate (408) is slidably positioned in the clamping groove of the second limiting frame (406), and an elastic part is fixedly connected between the second clamping plate (408) and the second fixing frame (407).
10. The biopsy sampler for medical oncology department based on the negative pressure principle as claimed in claim 9, further comprising a cleaning and disinfecting assembly (5), wherein the cleaning and disinfecting assembly (5) is arranged at the inner lower part of the outer shell (1), the cleaning and disinfecting assembly (5) comprises a second sliding frame (501), a sliding plate (502), a hollow frame (503), a cleaning and storing shell (504), a hollow tube (505), a third piston plate (506), a lower pressing frame (507), a connecting rod (508) and a stop block (509), the second sliding frame (501) is fixedly connected at the right lower part of the outer shell (1), the sliding plate (502) is slidably arranged in the second sliding frame (501), the right part of the sliding plate (502) penetrates through the outer shell (1), the sliding plate (502) is slidably arranged with the outer shell (1), the hollow frame (503) is fixedly connected at the front lower part in the outer shell (1), the cleaning and storing shell (504) is arranged at the left lower part in the outer shell (1), the right part of the lower surface of the cleaning storage shell (504) is communicated with a hollow pipe (505), a third piston plate (506) is arranged on the upper part in the cleaning storage shell (504) in a sliding mode, a lower pressing frame (507) is fixedly connected to the upper surface of the third piston plate (506), the front part of the lower pressing frame (507) penetrates through the cleaning storage shell (504), the lower pressing frame (507) and the cleaning storage shell (504) are arranged in a sliding mode, the front part of the lower pressing frame (507) penetrates through a sliding plate (502) and is arranged in a hollow frame (503) in a sliding mode, a connecting rod (508) is fixedly connected to the lower surface of the third piston plate (506), the lower part of the connecting rod (508) is located in the hollow pipe (505), a stop block (509) is fixedly connected to the lower end of the connecting rod (508), and the stop block (509) is located in the lower inner part of the hollow pipe (505) in a sliding mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111450609.5A CN113995449A (en) | 2021-12-01 | 2021-12-01 | Biopsy sampler for medical oncology department based on negative pressure principle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111450609.5A CN113995449A (en) | 2021-12-01 | 2021-12-01 | Biopsy sampler for medical oncology department based on negative pressure principle |
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| CN113995449A true CN113995449A (en) | 2022-02-01 |
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Effective date of registration: 20240407 Address after: 1101, 1st Floor, Building 3, No. 22 Tianrong Street, Daxing Biomedical Industry Base, Zhongguancun Science and Technology Park, Daxing District, Beijing, 100000 RMB Applicant after: Beijing Haoshuo Technology Co.,Ltd. Country or region after: China Address before: Room 1306, Building B, Mingzhu Square, No. 49 Jiefang West Road, Qingyunpu District, Nanchang City, Jiangxi Province Applicant before: Wang Lele Country or region before: China |