CN108344610A - A kind of pathology department's sample making slicing device - Google Patents
A kind of pathology department's sample making slicing device Download PDFInfo
- Publication number
- CN108344610A CN108344610A CN201810222625.0A CN201810222625A CN108344610A CN 108344610 A CN108344610 A CN 108344610A CN 201810222625 A CN201810222625 A CN 201810222625A CN 108344610 A CN108344610 A CN 108344610A
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- wall
- fixed
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- screw
- case
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- 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
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- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to pathology department's detection device technical fields, especially a kind of pathology department's sample making slicing device, for pathology department's sample making slicing device be unable to serial section, the time-consuming length of slice precision low consumption and slice after preserve improper problem, now propose following scheme, including mounting bracket, it is welded with holder at the top of the both sides outer wall of the mounting bracket, and cradle top outer wall is fixed with workbench by screw, being fixed with sample by screw at the top of the side outer wall of the workbench makes case.The present invention makes case by sample, subsequent samples are facilitated to be uniformly distributed, magnetic head and magnetic slicing tool bit coordinate upper slide, can paraffin wax block multigroup thickness be cut into simultaneously to be uniformly sliced, tissue is avoided to need gradually to be sliced, shorten cutting tissue simultaneously and expend the time, sample slice storage bin can keep the optimum temperature of tissue preserration, prevent because tissue thaw softening cause to be sliced it is uneven due to caused by colouring problem.
Description
Technical field
The present invention relates to pathology department's detection device technical fields more particularly to a kind of pathology department's sample to make of slice dress
It sets.
Background technology
Memory pathological section is often needed to carry out the judgement state of an illness in pathology department, pathological section refers to taking a certain size lesion
Tissue, is made pathological section with histopathological methods and (usually pathological tissues is embedded in paraffin mass, are cut into slicer thin
Piece, then dyed with hematoxylin-eosin (H-E)), further check lesion with microscope, the occurrence and development process of lesion, finally
Pathological diagnosis is made, when carrying out histopathologic slide, it may be necessary to continuous tissue uniformly slicing, traditional histotomy dress
It sets and generally requires the tissue cut fixing good position, then cut piecewise with single blade, this slicing mode cuts tissue
The consuming time is long, and the device without keeping low temperature, is easy to cause to be sliced because organizing defrosting to soften uneven.
Invention content
It is unable to serial section, the time-consuming length of slice precision low consumption and slice based on pathology department's sample making slicing device
Improper technical problem is preserved afterwards, and the present invention proposes a kind of pathology department's sample making slicing device.
A kind of pathology department's sample making slicing device proposed by the present invention, including mounting bracket, the both sides of the mounting bracket
It is welded with holder at the top of outer wall, and cradle top outer wall is fixed with workbench, the side outer wall of the workbench by screw
Top is fixed with sample by screw and makes case, and the side outer wall of sample making case is fixed with paraffin filling tube by screw,
The sample makes side outer wall of the case far from paraffin filling tube and is provided with card slot, and card slot inner wall is welded with slideway, the paraffin
The side outer wall of filling tube is provided with through-hole, and through-hole wall is connected with liquid level vernier, and the workbench makes case far from sample
Side is welded with slice case, and the side outer wall for being sliced case is provided with the second card slot, and the second card slot inner wall is connected with display screen, control
Panel and label processed, for control panel between display screen and label, the slice case is provided with third card close to the side of label
Slot, and third card slot inner wall is welded with storage tank, the side outer wall of the holder are fixed with motor housing by screw, and holder
Other side outer wall is fixed with sample slice storage bin by screw, and the top exterior walls of the mounting bracket are welded close to the side of motor housing
It is connected to distribution box, and the side inner wall of holder is connected with live-roller by bearing, the both sides outer wall of live-roller slidably connects
The bottom outer wall of transmission belt, the workbench is fixed with glass slide jack box close to the side of slice case by screw, and installs
Top of the trellis outer wall is fixed with electric pushrod close to the side of slice case by screw, and the top exterior walls of the transmission belt are provided with the 4th
Card slot, and the 4th card slot inner wall is clamped the slicing tool bit that is magnetic.
Preferably, the sample, which makes side outer wall of the case far from paraffin filling tube and is connected through the hinge, has sample to make case
Capping, and the top inner wall of sample making case is provided with the 5th card slot, the 5th card slot inner wall is plugged with water-bath storehouse, and sample makes case
Both sides inner wall bottom is fixed with sliding rail by screw, and the bottom outer wall of sample fixed bin is slidably connected on the inner wall of sliding rail.
Preferably, the bottom outer wall welding of the paraffin filling tube has heat-resistant tube, and one end outer wall of heat-resistant tube passes through spiral shell
Line is connected with flow sensor, and the both sides outer wall of sample fixed bin is fixed with the first temperature sensor, flow sensing by screw
The signal output end of device and the first temperature sensor is connected with microprocessor by signal wire.
Preferably, the both sides inner wall of the slice case is fixed with fixed plate by screw, and in the opposite side of fixed plate
Wall is fixed with ultraviolet disinfection lamp by screw, and fixed plate is welded with slideway holder, the bottom of slideway close to the side outer wall of slideway
Portion's outer wall is fixed by screws in the top exterior walls of sliding support.
Preferably, the glass slide jack box includes fixed frame, supporting plate and fold seals door, and the one of fold seals door
Side outer wall is connected through the hinge in fixed frame, and the bottom outer wall of fixed frame is provided with slot, and the bottom outer wall of supporting plate is plugged on
On the inner wall of jack.
Preferably, the bottom outer wall of the supporting plate is provided with the 6th card slot, and the 6th card slot inner wall is plugged with specimen slide,
The top exterior walls of specimen slide are fixed with magnetic head by screw, and magnetic slicing tool bit is located at the surface of magnetic head, magnetism slice
Magnetic absorption is formed between the bottom outer wall of cutter head and the top exterior walls of magnetic head.
Preferably, the side inner wall of the sample slice storage bin is welded with fixing axle, and fixing axle outer wall passes through screw
It is fixed with electric hinge, the top exterior walls of electric hinge are fixed with inclined plate by screw, and the top exterior walls of inclined plate are provided with groove, pass
The top exterior walls of dynamic band are slidably connected on groove inner wall.
Preferably, the bottom interior wall of the sample slice storage bin is welded with supporting rod, and the top exterior walls of supporting rod are logical
It crosses screw and is fixed with bracket, the top exterior walls of bracket are fixed with sample slide fixed frame by screw, sample slide fixed frame
Top exterior walls are provided with inserting groove.
Preferably, the side outer wall bottom of the sample slice storage bin is fixed with second temperature sensor by screw,
And the signal output end of second temperature sensor is connected by signal wire with microprocessor.
Preferably, the input terminal of the motor, ultraviolet disinfection lamp, electric hinge and electric pushrod is connected with switch, and
The input terminal of switch is connected by conducting wire with microprocessor.
Having the beneficial effect that in the present invention：
1, case is made by being provided with sample, is perfused by paraffin, sample ontology is placed in the middle part of paraffin position, after convenient
Sample can be evenly distributed to each slice, in subsequent slice operation, multigroup slice is made to be carried out at the same time and prepared material.
2, by being provided with magnetic head and magnetic slicing tool bit, cooperation upper slide can be by the paraffin wax block of pathological section simultaneously
It is cut into multigroup thickness to be uniformly sliced, avoids tissue and need gradually to be sliced, while shortening the consuming time of cutting tissue, quilt
The slice section of cutting is neat, is provided conveniently for subsequent dyeing.
3, by being provided with sample slice storage bin, live-roller in cooperation can be by cutting one group of a pathological tissue
Piece pushes on the sample slide fixed frame in storage bin, keeps the optimum temperature of tissue preserration, prevents from softening because tissue thaws
Cause to be sliced uneven, makes subsequently to dye non-uniform problem.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of pathology department's sample making slicing device proposed by the present invention；
Fig. 2 is that a kind of sample of pathology department's sample making slicing device proposed by the present invention makes box structure vertical view；
Fig. 3 is a kind of slice case internal structure schematic diagram of pathology department's sample making slicing device proposed by the present invention；
Fig. 4 is a kind of glass slide jack box internal structure signal of pathology department's sample making slicing device proposed by the present invention
Figure；
Fig. 5 is a kind of sample slice storage bin internal structure signal of pathology department's sample making slicing device proposed by the present invention
Figure.
In figure：1 mounting bracket, 2 distribution boxs, 3 magnetic slicing tool bits, 4 electric pushrods, 5 glass slide jack boxes, 6 sample slices
Storage bin, 7 storage tanks, 8 labels, 9 slice casees, 10 control panels, 11 display screens, 12 slideways, 13 samples make case, the trip of 14 liquid levels
Mark, 15 paraffin filling tubes, 16 motor housings, 17 live-rollers, 18 flow sensors, 19 water-bath storehouses, 20 samples make case capping, 21 cunnings
Rail, 22 first temperature sensors, 23 sample fixed bins, 24 slideway holders, 25 ultraviolet disinfection lamps, 26 fixed plates, 27 samples carry
Slide, 28 magnetic heads, 29 fixed frames, 30 fold seals doors, 31 supporting plates, 32 electric hinges, 33 inclined plates, 34 sample slides are fixed
Frame, 35 brackets, 36 supporting rods, 37 second temperature sensors.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-5, a kind of pathology department's sample making slicing device, including mounting bracket 1, the both sides outer wall of mounting bracket 1
Top is welded with holder, and cradle top outer wall is fixed with workbench by screw, passes through at the top of the side outer wall of workbench
Screw is fixed with sample and makes case 13, and the side outer wall of sample making case 13 is fixed with paraffin filling tube 15, sample by screw
Side outer wall of this making case 13 far from paraffin filling tube 15 is provided with card slot, and card slot inner wall is welded with slideway 12, paraffin filling
The side outer wall of cylinder 15 is provided with through-hole, and through-hole wall is connected with liquid level vernier 14, and workbench makes the one of case 13 far from sample
Side is welded with slice case 9, and the side outer wall for being sliced case 9 is provided with the second card slot, and the second card slot inner wall be connected with display screen 11,
Control panel 10 and label 8, control panel 10 between display screen 11 and label 8, close to the side of label 8 open by slice case 9
There is third card slot, and third card slot inner wall is welded with storage tank 7, the side outer wall of holder is fixed with motor housing 16 by screw,
And the other side outer wall of holder is fixed with sample slice storage bin 6 by screw, the top exterior walls of mounting bracket 1 are close to motor housing 16
Side be welded with distribution box 2, and the side inner wall of holder is connected with live-roller 17, the both sides outer wall of live-roller 17 by bearing
Transmission belt is slidably connected, the bottom outer wall of workbench is fixed with glass slide grafting close to the side of slice case 9 by screw
Case 5, and 1 top exterior walls of mounting bracket are fixed with electric pushrod 4 close to the side of slice case 9 by screw, outside the top of transmission belt
Wall is provided with the 4th card slot, and the 4th card slot inner wall is clamped the slicing tool bit 3 that is magnetic.
In the present invention, sample, which makes side outer wall of the case 13 far from paraffin filling tube 15 and is connected through the hinge, sample making
Case capping 20, and the top inner wall of sample making case 13 is provided with the 5th card slot, the 5th card slot inner wall is plugged with water-bath storehouse 19, sample
The both sides inner wall bottom for making case 13 is fixed with sliding rail 21 by screw, and the bottom outer wall of sample fixed bin 23 is slidably connected at cunning
On the inner wall of rail 21, the bottom outer wall welding of paraffin filling tube 15 has heat-resistant tube, and one end outer wall of heat-resistant tube is connected by screw thread
It is connected to flow sensor 18, the both sides outer wall of sample fixed bin 23 is fixed with the first temperature sensor 22 by screw, and flow passes
The signal output end of sensor 18 and the first temperature sensor 22 is connected with microprocessor by signal wire, is sliced the both sides of case 9
Inner wall is fixed with fixed plate 26 by screw, and the opposite side inner wall of fixed plate 26 is fixed with ultraviolet disinfection lamp by screw
25, fixed plate 26 is welded with slideway holder 24 close to the side outer wall of slideway 12, and the bottom outer wall of slideway 12 is fixed by screw
In the top exterior walls of sliding support 24, glass slide jack box 5 includes fixed frame 29, supporting plate 31 and fold seals door 30, and
The side outer wall of fold seals door 30 is connected through the hinge in fixed frame 29, and the bottom outer wall of fixed frame 29 is provided with slot,
The bottom outer wall of supporting plate 31 is plugged on the inner wall of jack, and the bottom outer wall of supporting plate 31 is provided with the 6th card slot, and in the 6th card slot
Wall is plugged with specimen slide 27, and the top exterior walls of specimen slide 27 are fixed with magnetic head 28, magnetic slicing tool bit 3 by screw
Positioned at the surface of magnetic head 28, magnetic absorption is formed between the bottom outer wall and the top exterior walls of magnetic head 28 of magnetic slicing tool bit 3,
The side inner wall of sample slice storage bin 6 is welded with fixing axle, and fixing axle outer wall is fixed with electric hinge 32 by screw, electricity
The top exterior walls of dynamic hinge 32 are fixed with inclined plate 33 by screw, and the top exterior walls of inclined plate 33 are provided with groove, the top of transmission belt
Outer wall is slidably connected on groove inner wall, and the bottom interior wall of sample slice storage bin 6 is welded with supporting rod 36, and supporting rod 36
Top exterior walls are fixed with bracket 35 by screw, and the top exterior walls of bracket 35 are fixed with sample slide fixed frame 34 by screw,
The top exterior walls of sample slide fixed frame 34 are provided with inserting groove, and the side outer wall bottom of sample slice storage bin 6 is solid by screw
Surely there is second temperature sensor 37, and the signal output end of second temperature sensor 37 is connected by signal wire with microprocessor
It connects, the model of the first temperature sensor 22 and second temperature sensor 37 is CN32PT, motor, ultraviolet disinfection lamp 25, electricity
The input terminal of dynamic hinge 32 and electric pushrod 4 is connected with switch, and the input terminal switched is connected by conducting wire with microprocessor,
The model ARM9TDMI of microprocessor.
When using the present invention, opens sample and makes case capping 20, be injected into half paraffin in sample fixed bin 23 first,
Then tissue is put into sample fixed bin 23, reinjects paraffin, then paraffin mass reaches slice case 9 by slideway 12, leads to
Crossing live-roller 17 drives transmission belt to transport on magnetic slicing tool bit 3 to magnetic head 28, and electric pushrod 4 pushes glass slide and magnetic head 28 to cut
Paraffin wax block is cut, makes tissue filling between glass slide, is finally stored on sample slide fixed frame 34.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of pathology department's sample making slicing device, including mounting bracket（1）, which is characterized in that the mounting bracket（1）Two
Holder is welded at the top of side outer wall, and cradle top outer wall is fixed with workbench by screw, outside the side of the workbench
Sample is fixed with by screw at the top of wall and makes case（13）, and sample makes case（13）Side outer wall stone is fixed with by screw
Wax filling tube（15）, the sample making case（13）Far from paraffin filling tube（15）Side outer wall be provided with card slot, and in card slot
Wall is welded with slideway（12）, the paraffin filling tube（15）Side outer wall be provided with through-hole, and through-hole wall is connected with liquid level trip
Mark（14）, the workbench is far from sample making case（13）Side be welded with slice case（9）, and it is sliced case（9）Side outside
Wall is provided with the second card slot, and the second card slot inner wall is connected with display screen（11）, control panel（10）And label（8）, control panel
（10）Positioned at display screen（11）And label（8）Between, the slice case（9）Close to label（8）Side be provided with third card slot, and
Third card slot inner wall is welded with storage tank（7）, the side outer wall of the holder is fixed with motor housing by screw（16）, and holder
The other side outer wall sample slice storage bin is fixed with by screw（6）, the mounting bracket（1）Top exterior walls close to motor housing
（16）Side be welded with distribution box（2）, and the side inner wall of holder is connected with live-roller by bearing（17）, live-roller（17）
Both sides outer wall slidably connect transmission belt, the bottom outer wall of the workbench is close to slice case（9）Side pass through screw
It is fixed with glass slide jack box（5）, and mounting bracket（1）Top exterior walls are close to slice case（9）Side electricity is fixed with by screw
Dynamic push rod（4）, the top exterior walls of the transmission belt are provided with the 4th card slot, and the 4th card slot inner wall is clamped the slicing tool bit that is magnetic
（3）.
2. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the sample makes
Case（13）Far from paraffin filling tube（15）Side outer wall be connected through the hinge have sample make case capping（20）, and sample makes
Case（13）Top inner wall be provided with the 5th card slot, the 5th card slot inner wall is plugged with water-bath storehouse（19）, sample making case（13）Two
Side inner wall bottom is fixed with sliding rail by screw（21）, sample fixed bin（23）Bottom outer wall be slidably connected at sliding rail（21）'s
On inner wall.
3. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the paraffin filling
Cylinder（15）Bottom outer wall welding have heat-resistant tube, and one end outer wall of heat-resistant tube has been connected through a screw thread flow sensor（18）,
Sample fixed bin（23）Both sides outer wall the first temperature sensor is fixed with by screw（22）, flow sensor（18）With first
Temperature sensor（22）Signal output end microprocessor is connected with by signal wire.
4. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the slice case
（9）Both sides inner wall fixed plate is fixed with by screw（26）, and fixed plate（26）Opposite side inner wall fixed by screw
There is ultraviolet disinfection lamp（25）, fixed plate（26）Close to slideway（12）Side outer wall be welded with slideway holder（24）, slideway
（12）Bottom outer wall be fixed by screws in sliding support（24）Top exterior walls on.
5. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the glass slide is inserted
Connect case（5）Including fixed frame（29）, supporting plate（31）With fold seals door（30）, and fold seals door（30）Side outer wall it is logical
It crosses and is hingedly connected at fixed frame（29）, fixed frame（29）Bottom outer wall be provided with slot, supporting plate（31）Bottom outer wall insert
It is connected on the inner wall of jack.
6. a kind of pathology department's sample making slicing device according to claim 5, which is characterized in that the supporting plate（31）
Bottom outer wall be provided with the 6th card slot, and the 6th card slot inner wall is plugged with specimen slide（27）, specimen slide（27）Top
Portion's outer wall is fixed with magnetic head by screw（28）, magnetic slicing tool bit（3）Positioned at magnetic head（28）Surface, magnetic slicing tool bit
（3）Bottom outer wall and magnetic head（28）Top exterior walls between form magnetic absorption.
7. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the sample slice
Storage bin（6）Side inner wall be welded with fixing axle, and fixing axle outer wall is fixed with electric hinge by screw（32）, electronic hinge
Chain（32）Top exterior walls inclined plate is fixed with by screw（33）, inclined plate（33）Top exterior walls be provided with groove, the top of transmission belt
Portion's outer wall is slidably connected on groove inner wall.
8. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the sample slice
Storage bin（6）Bottom interior wall be welded with supporting rod（36）, and supporting rod（36）Top exterior walls bracket is fixed with by screw
（35）, bracket（35）Top exterior walls sample slide fixed frame is fixed with by screw（34）, sample slide fixed frame（34）'s
Top exterior walls are provided with inserting groove.
9. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the sample slice
Storage bin（6）Side outer wall bottom second temperature sensor is fixed with by screw（37）, and second temperature sensor（37）
Signal output end be connected with microprocessor by signal wire.
10. a kind of pathology department's sample making slicing device according to claim 1, which is characterized in that the motor, purple
Outside line sterilamp（25）, electric hinge（32）And electric pushrod（4）Input terminal be connected with switch, and the input terminal switched passes through
Conducting wire is connected with microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810222625.0A CN108344610A (en) | 2018-03-19 | 2018-03-19 | A kind of pathology department's sample making slicing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810222625.0A CN108344610A (en) | 2018-03-19 | 2018-03-19 | A kind of pathology department's sample making slicing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108344610A true CN108344610A (en) | 2018-07-31 |
Family
ID=62957102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810222625.0A Pending CN108344610A (en) | 2018-03-19 | 2018-03-19 | A kind of pathology department's sample making slicing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108344610A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342108A (en) * | 2018-12-06 | 2019-02-15 | 无锡市人民医院 | A kind of pathology department's sample production flat push type slicer |
| CN109991066A (en) * | 2019-05-16 | 2019-07-09 | 兰州大学 | Pathological paraffin sample slicing treatment device |
| CN112197991A (en) * | 2020-09-30 | 2021-01-08 | 广州金域医学检验中心有限公司 | Pathological material taking device and pathological material taking method |
| CN112649272A (en) * | 2020-11-27 | 2021-04-13 | 侯震波 | Pathology department is with embedding machine for biological tissue paraffin |
| CN112816244A (en) * | 2021-02-04 | 2021-05-18 | 重庆市妇幼保健院 | A freezing slicer for pathology department of hospital |
-
2018
- 2018-03-19 CN CN201810222625.0A patent/CN108344610A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342108A (en) * | 2018-12-06 | 2019-02-15 | 无锡市人民医院 | A kind of pathology department's sample production flat push type slicer |
| CN109991066A (en) * | 2019-05-16 | 2019-07-09 | 兰州大学 | Pathological paraffin sample slicing treatment device |
| CN109991066B (en) * | 2019-05-16 | 2021-11-23 | 长春赛斯医疗生物工程有限公司 | Pathological paraffin specimen section processing device |
| CN112197991A (en) * | 2020-09-30 | 2021-01-08 | 广州金域医学检验中心有限公司 | Pathological material taking device and pathological material taking method |
| CN112649272A (en) * | 2020-11-27 | 2021-04-13 | 侯震波 | Pathology department is with embedding machine for biological tissue paraffin |
| CN112816244A (en) * | 2021-02-04 | 2021-05-18 | 重庆市妇幼保健院 | A freezing slicer for pathology department of hospital |
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