CN111426539A - Accurate measuring device for surgical specimen fixing liquid and using method thereof - Google Patents
Accurate measuring device for surgical specimen fixing liquid and using method thereof Download PDFInfo
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- CN111426539A CN111426539A CN202010276537.6A CN202010276537A CN111426539A CN 111426539 A CN111426539 A CN 111426539A CN 202010276537 A CN202010276537 A CN 202010276537A CN 111426539 A CN111426539 A CN 111426539A
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- box body
- measuring container
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- 239000007788 liquid Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 9
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 35
- 239000008098 formaldehyde solution Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 14
- 230000001575 pathological effect Effects 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000834 fixative Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010827 pathological analysis Methods 0.000 abstract description 3
- 208000035404 Autolysis Diseases 0.000 abstract description 2
- 206010057248 Cell death Diseases 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 230000028043 self proteolysis Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 9
- 238000000605 extraction Methods 0.000 description 6
- 238000002991 immunohistochemical analysis Methods 0.000 description 5
- 108090000623 proteins and genes Proteins 0.000 description 5
- 238000003745 diagnosis Methods 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000012300 Sequence Analysis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 238000010166 immunofluorescence Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
- G01N1/31—Apparatus therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
Abstract
The invention relates to an accurate measuring device for surgical specimen fixing liquid and a using method thereof, and the accurate measuring device comprises a box body and a conveying device arranged in the box body, wherein the conveying device comprises a base, a supporting plate and a conveying belt, a pair of supporting rods are respectively arranged at two ends of the supporting plate, a rotatable roller is arranged between the supporting rods, the conveying belt is arranged on the roller, a clamping mechanism, a measuring container and a specimen placing plate are arranged on the conveying belt, a storage box and an operating hole are arranged at the top end of the box body, a liquid feeding pipe is arranged at the bottom of the storage box and extends into the box body, a control valve is arranged on the liquid feeding pipe, movable doors are arranged at two sides of the box body, a specimen bag is clamped on the clamping mechanism, and scales are arranged on the outer walls of the box. The invention can realize the accurate addition of the specimen stationary liquid, prevent the cell autolysis or DNA degradation caused by insufficient addition of the stationary liquid and effectively improve the accuracy of pathological diagnosis.
Description
The technical field is as follows:
the invention relates to the technical field of medical experimental instruments, in particular to an accurate doser for a surgical specimen fixing solution and a using method thereof.
Background art:
as the medical science rapidly develops, the pathological diagnosis is not only limited to pathological histology examination and diagnosis, but also needs to meet the requirements of special detection items, such as gene sequence analysis, immunofluorescence detection, and myoenzyme activity detection, and therefore the quality requirements for pathological specimens are higher and higher, if specimens are not properly stored or not timely sent for examination, the specimen quality and detection results are directly affected.
The invention content is as follows:
the technical problem to be solved is as follows:
the invention aims to provide an accurate doser for a surgical specimen fixing solution and a using method thereof, which are used for preserving a surgical pathological tissue specimen and solving the problem that the prior art can not accurately control the amount of the fixing solution flowing into a specimen bag and influences the accuracy of genetic detection or immunohistochemical analysis on the specimen.
The technical scheme is as follows:
in order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an accurate doser of operation sample stationary liquid, is in including box and setting conveyer in the box, conveyer includes base, backup pad and conveyer belt, the both ends of backup pad respectively are equipped with a pair of bracing piece, be equipped with rotatable gyro wheel between the bracing piece, the conveyer belt sets up on the gyro wheel, be equipped with fixture, measurement container and sample on the conveyer belt and place the dish, the top of box is equipped with storage box and handle hole, the bottom of storage box is equipped with the liquid feeding pipe, the liquid feeding pipe stretches into in the box, be equipped with the control valve on the liquid feeding pipe, the both sides of box are equipped with the dodge gate, the last centre gripping of fixture has the sample bag, the box with all be equipped with the scale on the outer wall of measurement container.
The box body is a closed space and can be opened and closed through the movable door, the support rod is used for supporting the roller and the conveyor belt, the conveyor belt can horizontally move along with the rotation of the roller, the clamping mechanism, the measuring container and the sample placing tray on the conveyor belt can change the horizontal position along with the movement of the conveyor belt, the clamping mechanism is used for clamping the sample bag, the bag opening of the sample bag is opened upwards so as to be convenient for placing a sample, the measuring container is used for measuring the volume of the sample, the sample placing tray is used for temporarily placing the sample, the operation hole is used for inserting an operation clamp to clamp and place the sample, the storage box is used for storing 10% formaldehyde solution, and the flow of the 10% formaldehyde solution in the storage box from the liquid adding pipe can be controlled through the control valve, the box with be equipped with on the outer wall of measurement container the scale is used for calculating the sample volume and needs the 10% formaldehyde solution volume that adds, can come accurate control to add through the volume that calculates the sample the volume of 10% formaldehyde solution in the sample bag ensures that the preservation of sample is intact, guarantees gene detection or immunohistochemical analysis's accuracy, and is airtight simultaneously operate in the box, also can avoid formaldehyde solution to volatilize and produce the harm to the human body.
Further, the base with be equipped with pressure sensor between the backup pad, the box top be equipped with the pressure display screen that pressure sensor electricity is connected can measure the weight of sample, does benefit to subsequent pathological tissue diagnosis.
Furthermore, the outside of box is equipped with twist grip, twist grip pass through the transmission shaft with the gyro wheel is connected, through control twist grip can control the rotation of gyro wheel, thereby it is right to realize the manual control of conveyer belt, facilitate the use.
Further, fixture includes the supporting rod that two symmetries set up, the bottom setting of supporting rod is in on the conveyer belt, the top of supporting rod is equipped with the clip, the sack both sides quilt of sample bag the clip centre gripping makes things convenient for the centre gripping and takes off the sample bag.
Further, the top of box is equipped with the extraction opening, the extraction opening can be used for being connected with laboratory negative pressure air exhaust equipment, will the formaldehyde volatile gas in the box is discharged the laboratory outside, guarantees the security.
Further, one side of dodge gate with the box is articulated, the opposite side of dodge gate passes through the magnet piece laminating and is in the box outer wall, through control the laminating of magnet piece, opening and closing that can be convenient the dodge gate, convenient operation.
Furthermore, a sealing plug is arranged in the operation hole, the sealing plug can be used for an operating clamp to pass through, the sealing performance of the operation hole is improved, and the phenomenon that the air pollution of a laboratory is caused due to the fact that formaldehyde volatile gas in the box body leaks when the operating clamp passes through the operation hole is avoided.
The invention also discloses a use method of the surgical specimen fixing liquid precise doser, which comprises the following steps:
step one, after taking down a pathological tissue specimen in an operation, opening the movable door on one side of the box body, placing the specimen in the specimen placing tray, and closing the movable door;
rotating the conveyor belt to enable the liquid adding pipe to be aligned to the measuring container, opening the control valve, injecting the 10% formaldehyde solution in the storage tank into the measuring container, ensuring that the solution in the measuring container can be completely immersed in the sample, and reading the scale value of the solution in the measuring container through the scale on the measuring container;
step three, inserting an operating clamp into the box body through the operating hole, rotating the conveyor belt to enable the sample in the sample placing disc to be aligned with the operating clamp, clamping and lifting the sample by using the operating clamp, rotating the conveyor belt to enable the measuring container to be aligned with the operating clamp, loosening the operating clamp, placing the sample into the measuring container, immersing the sample in 10% formaldehyde solution in the measuring container, reading the scale value of the solution in the measuring container at the moment, and determining the variation quantity of the scale value read in the step two as the volume of the sample at the moment;
fourthly, the operating forceps are used again to stretch into the measuring container to take out the sample, the conveyor belt is rotated to align the sample bag with the operating forceps, the sample is placed into the sample bag, the conveyor belt is rotated to align the sample bag with the liquid adding pipe, the control valve is opened, and according to the volume of the sample calculated in the third step, 10% formaldehyde solution which is 5-10 times of the volume of the sample is injected into the sample bag according to the scale on the outer wall of the storage box;
and step five, opening the movable door on the box body, taking out the specimen bag and sealing the specimen bag to finish the sealing and storing of the specimen.
(III) the beneficial effects are as follows:
compared with the prior art, the invention has the following beneficial effects: through set up the conveyer including the conveyer belt in the box, the conveyer belt can remove, set up the fixture of centre gripping sample bag on the conveyer belt, measure container and sample and place the dish, set up the storage box of storage formalin on the box and be used for pressing from both sides the handle hole of getting the sample, formalin in the storage box can pour into measurement container and sample bag through the control valve, can accomplish the volume measurement of sample and the accurate operation of adding of stationary liquid in inclosed box, guarantee the while of security, realize the accurate interpolation of sample stationary liquid, prevent that the stationary liquid from adding the cell autolysis or the DNA degradation that not enough arouses, effectively improve pathological diagnosis's such as gene detection or immunohistochemical analysis accuracy.
Description of the drawings:
in order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.
FIG. 1 is a schematic view of the overall structure of a surgical specimen fixing liquid precise measuring device according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a surgical specimen fixative precise doser according to an embodiment of the present invention placing a specimen;
FIG. 3 is a schematic cross-sectional view of a surgical specimen fixative precision doser specimen according to an embodiment of the invention when placed in the measurement container;
FIG. 4 is a schematic cross-sectional view of a specimen of the surgical specimen fixing solution precise measuring device according to the embodiment of the present invention when the specimen is placed in the specimen bag;
FIG. 5 is a schematic cross-sectional view illustrating a precise liquid adding device for surgical specimen fixing liquid in the specimen bag according to an embodiment of the present invention;
in the figure: 1. a box body; 2. a conveying device; 201. a base; 202. a support plate; 203. a conveyor belt; 204. a support bar; 205. a roller; 3. a clamping mechanism; 31. a clamping rod; 32. a clip; 4. a measuring container; 5. a specimen holding tray; 6. a storage box; 7. an operation hole; 8. a liquid feeding pipe; 9. a control valve; 10. a movable door; 11. a specimen bag; 12. calibration; 13. a pressure sensor; 14. a pressure display screen; 15. rotating the handle; 16. a drive shaft; 17. an air extraction opening; 18. a magnet piece; 19. a sealing plug; 20. surgical forceps; 21. specimen (variants)
The specific implementation mode is as follows:
the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the device for accurately adding surgical specimen fixing liquid comprises a box body 1 and a conveying device 2 arranged in the box body 1, wherein the conveying device 2 comprises a base 201, a supporting plate 202 and a conveying belt 203, a pair of supporting rods 204 are respectively arranged at two ends of the supporting plate 202, a rotatable roller 205 is arranged between the supporting rods 204, the conveying belt 203 is arranged on the roller 205, a clamping mechanism 3 is arranged on the conveying belt 203, a measuring container 4 and a specimen placing plate 5 are arranged on the conveying belt 203, a storage box 6 and an operation hole 7 are arranged at the top end of the box body 1, a liquid adding pipe 8 is arranged at the bottom of the storage box 6, the liquid adding pipe 8 extends into the box body 1, a control valve 9 is arranged on the liquid adding pipe 8, movable doors 10 are arranged at two sides of the box body 1, a specimen bag 11.
Preferably, a pressure sensor 13 is arranged between the base 201 and the supporting plate 202, and a pressure display screen 14 electrically connected with the pressure sensor 13 is arranged on the top of the box body 1, so that the weight of the specimen 21 can be measured, and the subsequent pathological tissue diagnosis is facilitated.
Preferably, a rotating handle 15 is arranged outside the box body 1, the rotating handle 15 is connected with the roller 205 through a transmission shaft 16, and the rotation of the roller 205 can be controlled by controlling the rotating handle 15, so that the manual control of the conveying belt 203 is realized, and the use is convenient.
Preferably, fixture 3 includes the holding rod 31 of two symmetry settings, and the bottom setting of holding rod 31 is equipped with clip 32 on conveyer belt 203, the top of holding rod 31, and specimen bag 11's sack both sides are by the centre gripping of clip 32, make things convenient for the centre gripping and take off specimen bag 11.
Preferably, the top of box 1 is equipped with extraction opening 17, and extraction opening 17 can be used for being connected with laboratory negative pressure air extraction equipment, and the formaldehyde volatile gas in the box 1 is discharged the laboratory outside, guarantees the security.
Preferably, one side of the movable door 10 is hinged to the box body 1, the other side of the movable door 10 is attached to the outer wall of the box body 1 through the magnet piece 18, and the movable door 10 can be opened and closed conveniently by controlling the attachment of the magnet piece 18, so that the operation is convenient.
Preferably, a sealing plug 19 is arranged in the operation hole 7, the sealing plug 19 can be penetrated by an operating forceps 20, the sealing performance of the operation hole 7 is improved, and the phenomenon that the air pollution of a laboratory is caused by the leakage of formaldehyde volatile gas in the box body 1 when the operating forceps 20 penetrate through the operation hole 7 is avoided.
The box body 1 is a closed space and can be opened and closed through the movable door 10, the support rod 204 is used for supporting the roller 205 and the conveyor belt 203, the conveyor belt 203 can horizontally move along with the rotation of the roller 205, the roller 205 can be manually operated and rotated through the rotating handle 15, the clamping mechanism 3, the measuring container 4 and the sample placing tray 5 on the conveyor belt 203 can change the horizontal position along with the movement of the conveyor belt 203, the clamping mechanism 3 is used for clamping the sample bag 11, the mouth opening of the sample bag 11 is opened upwards to facilitate the placing of the sample 21, the measuring container 4 is used for measuring the volume of the sample 21, the sample placing tray 5 is used for temporarily placing the sample 21 and can read the weight of the sample 21 through the pressure display screen 14, the operation hole 7 is used for inserting the operating forceps 20 to clamp and place the sample 21, the storage box 6 is used for storing 10% formaldehyde solution, the flow of the 10% formaldehyde solution in the storage box 6 from the liquid adding pipe 8, the scale 12 that is equipped with on the outer wall of box 1 and measuring container 4 is used for calculating the sample volume and the 10% formaldehyde solution volume that needs to add, and the volume that can come accurate control to add the 10% formaldehyde solution in the sample bag 11 through calculating sample 21 guarantees that the preservation of sample 21 is intact, guarantees gene detection or immunohistochemical analysis's accuracy, operates in inclosed box 1 simultaneously, also can avoid formaldehyde solution to volatilize and produce the harm to the human body.
The use method of the surgical specimen fixing liquid precise doser provided by the embodiment of the invention comprises the following steps:
step one, after taking down a pathological tissue specimen 21 in an operation, opening a movable door 10 at one side of a box body 1, placing the specimen 21 in a specimen placing tray 5, and closing the movable door 10;
step two, rotating the conveying belt 203 through the rotating handle 15, aligning the liquid adding pipe 8 with the measuring container 4, opening the control valve 9, injecting the 10% formaldehyde solution in the storage tank 6 into the measuring container 4, ensuring that the solution in the measuring container 4 can completely submerge the specimen 21, and reading the scale value of the solution in the measuring container 4 through the scale 12 on the measuring container 4;
step three, the operating forceps 20 penetrate through the operating hole 7 and extend into the box body 1, the conveyor belt 203 is rotated to enable the specimen 21 in the specimen placing disc 5 to be aligned with the operating forceps 20, then the operating forceps 20 is used for clamping and lifting the specimen 21, the conveyor belt 203 is rotated to enable the measuring container 4 to be aligned with the operating forceps 20, the operating forceps 20 is loosened, the specimen 21 is placed into the measuring container 4, the specimen 21 is immersed in 10% formaldehyde solution in the measuring container 4, the scale value of the solution in the measuring container 4 at the moment is read, and the variation of the scale value read in the step two is the volume of the specimen 21;
step four, the operating forceps 20 is used again to stretch into the measuring container 4 to take out the specimen 20, the conveyor belt 203 is rotated to align the specimen bag 11 with the operating forceps 20, the specimen 21 is placed into the specimen bag 11, the conveyor belt 203 is rotated to align the specimen bag 11 with the liquid adding pipe 8, the control valve 9 is opened, and according to the specimen volume calculated in the step three, 10% formaldehyde solution which is 5-10 times of the specimen volume is injected into the specimen bag 11 according to the scale 12 on the outer wall of the storage box 6;
and step five, opening the movable door 10 on the box body 1, taking out the specimen bag 11 and sealing the specimen bag to finish the sealing and storing of the specimen 21.
In summary, the precise dosing device for the surgical specimen fixing liquid and the use method thereof provided by the invention are used for preserving the surgical pathological tissue specimen, and solve the problem that the accuracy of gene detection or immunohistochemical analysis on the specimen is influenced because the amount of the fixing liquid flowing into the specimen bag cannot be precisely controlled in the prior art.
The present invention has been described above by way of example, but the present invention is not limited to the above-described specific embodiments, and any modification or variation made based on the present invention is within the scope of the present invention as claimed.
Claims (8)
1. The utility model provides an accurate doser of operation sample stationary liquid which characterized in that: including the box and setting up conveyer in the box, conveyer includes base, backup pad and conveyer belt, the both ends of backup pad respectively are equipped with a pair of bracing piece, be equipped with rotatable gyro wheel between the bracing piece, the conveyer belt sets up on the gyro wheel, be equipped with fixture, measurement container and sample placing tray on the conveyer belt, the top of box is equipped with storage box and handle hole, the bottom of storage box is equipped with the liquid feeding pipe, the liquid feeding pipe stretches into in the box, be equipped with the control valve on the liquid feeding pipe, the both sides of box are equipped with the dodge gate, the centre gripping has the sample bag on the fixture, the box with all be equipped with the scale on the outer wall of measurement container.
2. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: the base with be equipped with pressure sensor between the backup pad, the box top be equipped with the pressure display screen that pressure sensor electricity is connected.
3. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: and a rotating handle is arranged outside the box body and is connected with the idler wheels through a transmission shaft.
4. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: the clamping mechanism comprises two symmetrically arranged clamping rods, the bottom ends of the clamping rods are arranged on the conveying belt, the top ends of the clamping rods are provided with clamps, and two sides of the bag opening of the specimen bag are clamped by the clamps.
5. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: and an air suction opening is formed in the top of the box body.
6. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: one side of the movable door is hinged with the box body, and the other side of the movable door is attached to the outer wall of the box body through a magnet sheet.
7. The precise surgical specimen fixing solution doser according to claim 1, characterized in that: and a sealing plug is arranged in the operating hole.
8. The use method of the precise surgical specimen fixative doser according to any one of claims 1-7, comprising the steps of:
step one, after taking down a pathological tissue specimen in an operation, opening the movable door on one side of the box body, placing the specimen in the specimen placing tray, and closing the movable door;
rotating the conveyor belt to enable the liquid adding pipe to be aligned to the measuring container, opening the control valve, injecting the 10% formaldehyde solution in the storage tank into the measuring container, ensuring that the solution in the measuring container can be completely immersed in the sample, and reading the scale value of the solution in the measuring container through the scale on the measuring container;
step three, inserting an operating clamp into the box body through the operating hole, rotating the conveyor belt to enable the sample in the sample placing disc to be aligned with the operating clamp, clamping and lifting the sample by using the operating clamp, rotating the conveyor belt to enable the measuring container to be aligned with the operating clamp, loosening the operating clamp, placing the sample into the measuring container, immersing the sample in 10% formaldehyde solution in the measuring container, reading the scale value of the solution in the measuring container at the moment, and determining the variation quantity of the scale value read in the step two as the volume of the sample at the moment;
fourthly, the operating forceps are used again to stretch into the measuring container to take out the sample, the conveyor belt is rotated to align the sample bag with the operating forceps, the sample is placed into the sample bag, the conveyor belt is rotated to align the sample bag with the liquid adding pipe, the control valve is opened, and according to the volume of the sample calculated in the third step, 10% formaldehyde solution which is 5-10 times of the volume of the sample is injected into the sample bag according to the scale on the outer wall of the storage box;
and step five, opening the movable door on the box body, taking out the specimen bag and sealing the specimen bag to finish the sealing and storing of the specimen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010276537.6A CN111426539A (en) | 2020-04-10 | 2020-04-10 | Accurate measuring device for surgical specimen fixing liquid and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010276537.6A CN111426539A (en) | 2020-04-10 | 2020-04-10 | Accurate measuring device for surgical specimen fixing liquid and using method thereof |
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| Publication Number | Publication Date |
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| CN111426539A true CN111426539A (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010276537.6A Pending CN111426539A (en) | 2020-04-10 | 2020-04-10 | Accurate measuring device for surgical specimen fixing liquid and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193625A (en) * | 2020-09-29 | 2021-01-08 | 湖州市中医院 | Pathological specimen preservation method |
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| JP2010207419A (en) * | 2009-03-10 | 2010-09-24 | Univ Of Occupational & Environmental Health Japan | Fixative infusion system |
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| CN105067410A (en) * | 2015-09-06 | 2015-11-18 | 赵金兰 | Pathologic specimen fixing treatment and storage all-in-one cabinet |
| CN205931862U (en) * | 2016-07-12 | 2017-02-08 | 山东省药学科学院 | Pathology specimen fixation container |
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2020
- 2020-04-10 CN CN202010276537.6A patent/CN111426539A/en active Pending
Patent Citations (5)
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| JP2004115482A (en) * | 2002-09-30 | 2004-04-15 | Kuraray Medical Inc | Pathological sample-preserving bag |
| JP2010207419A (en) * | 2009-03-10 | 2010-09-24 | Univ Of Occupational & Environmental Health Japan | Fixative infusion system |
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Application publication date: 20200717 |
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