CN109895164B - Slicer for esophagus cancer pathological tissue embedding wax stone - Google Patents
Slicer for esophagus cancer pathological tissue embedding wax stone Download PDFInfo
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- CN109895164B CN109895164B CN201910214899.XA CN201910214899A CN109895164B CN 109895164 B CN109895164 B CN 109895164B CN 201910214899 A CN201910214899 A CN 201910214899A CN 109895164 B CN109895164 B CN 109895164B
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- 230000001575 pathological effect Effects 0.000 title claims abstract description 17
- 208000000461 Esophageal Neoplasms Diseases 0.000 title claims abstract description 13
- 201000004101 esophageal cancer Diseases 0.000 title claims abstract description 13
- 239000004575 stone Substances 0.000 title description 2
- 230000005540 biological transmission Effects 0.000 claims abstract description 84
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000003780 insertion Methods 0.000 claims description 52
- 230000037431 insertion Effects 0.000 claims description 52
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 2
- 125000003003 spiro group Chemical group 0.000 claims 1
- 206010030155 Oesophageal carcinoma Diseases 0.000 abstract description 10
- 239000001993 wax Substances 0.000 description 23
- 241000719178 Carangoides ruber Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
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Abstract
The invention relates to a slicer for embedding wax blocks in pathological tissues of esophageal cancer, which comprises a circular shell, a displacement device, a cutting device and an operating device, wherein the displacement device is arranged on the circular shell; the circular shell comprises a transmission inner cavity and a cutting slot; the displacement device comprises a worm assembly, a worm wheel assembly, a driving screw and a nut assembly; the cutting device comprises an input cone pulley assembly, a telescopic transmission shaft and a cutting tool bit. The slicer for the embedded wax block of the pathological tissue of the esophageal cancer, disclosed by the invention, has the advantages of reasonable structure and simplicity in operation, and can be used for simultaneously installing and synchronously cutting a plurality of embedded wax blocks, so that the pathological section can be continuously manufactured and finally formed, and the examination of a patient with the esophageal cancer is facilitated; the slicer allows fine adjustment of the thickness of the cut embedded wax block.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a slicer for embedding a wax block in an esophageal cancer pathological tissue.
Background
Pathological sections are often required in the diagnosis of esophageal cancer. Pathological sections are prepared by histopathological method (usually, the pathological section is embedded in paraffin block, sliced by microtome, and stained with hematoxylin-eosin (H-E)), and the pathological section is further examined by microscope. The pathological diagnosis is finally made during the process of the occurrence and development of the pathological changes.
In the prior art, a slicer is used for slicing embedded wax blocks of pathological tissues, but the problem that only a single embedded wax block can be cut exists, and a plurality of embedded wax blocks cannot be cut simultaneously; and the cutting precision is limited, and the cutting thickness cannot be adjusted.
Disclosure of Invention
In order to solve the technical problems in the background art, the slicer for the embedded wax blocks of the pathological tissues of the esophageal cancer, disclosed by the invention, has the advantages of reasonable structure and simplicity in operation, and can be used for simultaneously installing and synchronously cutting a plurality of embedded wax blocks; the slicing machine can precisely adjust the thickness of the cut embedded wax block; the thickness of the cut embedded wax block can be controlled more precisely.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a slicer for embedding wax block in esophageal cancer pathological tissue comprises a circular shell, a displacement device, a cutting device and an operating device;
the circular housing includes:
the transmission inner cavities are uniformly distributed in the circular shell along the radial direction and the circumferential direction, a left shell is formed in the rear half part of the left side of the transmission inner cavity, a worm wheel cavity is formed in the inner cavity of the left shell, a through hole communicated with the worm wheel cavity is formed in the middle of the left shell in the front-back direction, a worm longitudinal hole communicated with the worm wheel cavity is longitudinally arranged in the right half part of the left shell in a penetrating mode, a front slide bar is further formed on the right side of the front end face of the left shell, a limiting insertion hole is further formed in the left side of the transmission inner cavity in the front of the left shell in the front-back direction, and communicated middle cavities are formed in the end parts, close to the circle center of the circular shell, of the transmission inner cavity;
the cutting slots are at least three, the cutting slots correspond to the transmission inner cavities one by one, the front end of the right side of each transmission inner cavity is respectively communicated with one cutting slot, the right side of each cutting slot penetrates through the circular shell, and the lower end face of each cutting slot is provided with a lower slot for containing an embedded wax block;
the displacement device includes:
the worm assembly comprises a worm rotating shaft which penetrates through the longitudinal worm hole along the longitudinal direction and is rotatably inserted on the upper end surface and the lower end surface of the transmission inner cavity, a worm body is formed on the part of the worm rotating shaft corresponding to the longitudinal worm hole, and an input rotating wheel is arranged below the left shell of the worm rotating shaft;
the worm wheel assembly is rotatably arranged in the worm wheel cavity and is in transmission connection with the corresponding worm body;
the driving screw rod is arranged in the middle of the worm gear assembly and rotatably penetrates through the middle jack;
the nut assembly comprises a nut body screwed on the driving screw rod and a limiting plug arranged on the left side of the nut body and matched with the limiting jack in an inserting manner, a slide bar jack matched with the front slide bar in an inserting manner is formed in the right half part of the nut body, and a follow-up inserting lug is arranged behind the right end face of the nut body;
the cutting device includes:
the input cone pulley assembly comprises an input wheel shaft longitudinally fixed on the right rear side of the lower end surface of the transmission inner cavity, a fixed cross arm arranged on the right side of the upper end of the input wheel shaft and connected with the right end surface of the transmission inner cavity, an input rotary drum rotatably arranged on the input wheel shaft and positioned below the fixed cross arm, and an input cone pulley body formed on the upper edge of the input rotary drum, wherein the rear edge of the input cone pulley body is positioned in front of the rear edge of the input rotary wheel;
the telescopic transmission shaft comprises a fixed insertion lug arranged on the right end face of the transmission inner cavity, a rear rotary shaft rotatably arranged in the fixed insertion lug, a rear transmission conical pulley arranged at the rear end of the rear rotary shaft and in transmission connection with the input conical pulley body, and a rectangular insertion cylinder arranged at the front end of the rear rotary shaft, and further comprises a front rotary shaft rotatably arranged in the follow-up insertion lug, a rectangular insertion rod arranged at the rear end of the front rotary shaft and in insertion fit with the rectangular insertion cylinder, and a front transmission conical pulley arranged at the front end of the front rotary shaft;
the cutting tool bit comprises an upper limiting insertion lug and a lower limiting insertion lug which are arranged on the front half part of the right end face of the nut body, wherein the limiting insertion lugs are provided with inner holes, insertion lug plugs are formed in the inner holes, the cutting tool bit further comprises an output conical pulley which is arranged between the two limiting insertion lugs and is in transmission connection with a front transmission conical pulley, inner threads are formed in the middle of the output conical pulley and are in threaded connection with an output screw rod, the output screw rod penetrates through the inner holes of the two limiting insertion lugs, an axial side hole which is in insertion fit with the insertion lug plugs is further axially formed in the outer wall of the output screw rod, a cutting cross arm is further arranged on the right side of the upper end of the output screw rod, and a cutting blade which is inserted;
the operating device comprises a large-diameter disc which is rotatably arranged at the lower half part of the communicating middle cavity, and a torsion core bar which is arranged at the center of the upper end surface of the large-diameter disc and penetrates through the upper end surface of the circular shell, wherein the circumferential outer wall of the large-diameter disc is in transmission connection with the lower half part of the input rotary drum;
the displacement adjusting device comprises a small-diameter circular ring which is rotatably sleeved outside the torsion core rod and a torsion cylinder which is formed above the inner edge of the small-diameter circular ring and penetrates through the upper end face of the circular shell, the outer wall of the torsion cylinder is provided with a clamping circular ring at the upper side and the lower side of the upper end face of the circular shell, and the outer wall of the small-diameter circular ring is in transmission connection with the input rotating wheel.
Furthermore, a lubricating layer is arranged on the inner wall of the rectangular inserting cylinder, so that the damping of the rectangular inserting rod sliding in the rectangular inserting cylinder is reduced.
The invention has the beneficial effects that:
the slicer for the embedded wax block of the esophageal cancer pathological tissue, disclosed by the invention, has the advantages of reasonable structure and simplicity in operation, and can be used for simultaneously installing and synchronously cutting a plurality of embedded wax blocks, so that pathological sections can be formed conveniently and continuously, and examination of patients with esophageal cancer is facilitated:
sequentially placing the embedded wax blocks into the lower slots of the cutting slots;
the torsion core bar and the large-diameter disc are rotated, and the large-diameter disc drives the input rotating wheel and the input cone pulley body to rotate;
the input cone pulley body drives the rear transmission cone pulley, the lug inserting rotating shaft, the rectangular inserting cylinder, the rectangular inserting rod, the lug rotating shaft and the front transmission cone pulley to rotate;
the preposed transmission cone pulley drives the output cone pulley to rotate, the output cone pulley drives the output screw rod, the cutting cross arm and the cutting blade to move downwards, and the cutting blade cuts the embedded wax block;
the large-diameter disc can drive the input rotating wheels to rotate, and then drives the cutting devices to cut synchronously.
The slicer can finely adjust the thickness of cutting the embedding wax block:
the torsion cylinder and the small-diameter ring are twisted, the small-diameter ring drives the input rotating wheel, the worm rotating shaft and the worm body to rotate, and the worm body drives the worm wheel assembly and the driving screw to rotate; the worm and gear structure can carry out deceleration with a large reduction ratio;
the driving screw drives the nut assembly to move along the front-back direction, so that the cutting tool bit is driven to move in the front-back direction, the driving screw rotates for a circle, the nut moves the displacement of one pitch, the process can guarantee high precision degree, and the reduction effect of the worm gear structure is combined, so that the displacement of the cutting tool bit is more precise, namely the thickness of the cutting embedding wax block can be controlled more precisely.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a top view of one embodiment of the microtome.
FIG. 2 is a cross-sectional view of one embodiment of the microtome.
Fig. 3 is an enlarged schematic view of an embodiment of part a of fig. 2.
Fig. 4 is an enlarged view of the alternative embodiment of section a of fig. 2.
Fig. 5 is a sectional view taken along line B-B of fig. 2.
Fig. 6 is a sectional view of the C-C in fig. 2.
Fig. 7 is an installation schematic diagram of the operating device and the displacement adjusting device.
In the figure:
1. the device comprises a circular shell, 11, a transmission inner cavity, 11a, a left shell, 11b, a worm wheel cavity, 11c, a middle through hole, 11d, a worm longitudinal hole, 11e, a front slide rod, 11f, a limiting jack, 11g, a communication middle cavity, 12, a cutting slot and 12a lower slot, wherein the transmission inner cavity is formed by connecting a front slide rod and a rear slide rod;
2. the device comprises a displacement device, a worm assembly, a worm rotating shaft 21a, a worm body 21b, an input rotating wheel 21c, a worm wheel assembly 22, a driving screw 23, a nut assembly 24, a nut body 24a, a limit plug 24b, a slide bar jack 24c and a follow-up insert lug 24 d;
3. the cutting device comprises a cutting device, 31, an input cone pulley assembly, 31a, an input wheel shaft, 31b, a fixed cross arm, 31c, an input rotary drum, 31d, an input cone pulley body, 32, a telescopic transmission shaft, 32a, a fixed insertion lug, 32b, a rear rotating shaft, 32c, a rear transmission cone pulley, 32d, a rectangular insertion barrel, 32e, a front rotating shaft, 32f, a rectangular insertion rod, 32g, a front transmission cone pulley, 33, a cutting tool bit, 33a limit insertion lug, 33b, an insertion lug plug, 33c, an output cone pulley, 33d, an output screw rod, 33e, an axial side hole, 33f, a cutting cross arm and 33g, and a cutting blade;
4. an operating device, 41, a large-diameter disc, 42, a torsion core bar;
5. the displacement adjusting device 51, the small diameter ring 52, the torsion cylinder 52, and the locking ring 52a.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A slicer for embedding wax block in esophageal cancer pathological tissue comprises a circular shell 1, a displacement device 2, a cutting device 3 and an operating device 4;
the circular housing 1 includes:
the transmission inner cavity 11 is provided with at least three transmission inner cavities 11, the transmission inner cavities 11 are uniformly distributed in the circular shell 1 along the radial direction and the circumferential direction, a left shell 11a is formed at the rear half part of the left side of the transmission inner cavity 11, a worm wheel cavity 11b is formed in the inner cavity of the left shell 11a, a middle through hole 11c communicated with the worm wheel cavity 11b is formed in the middle of the left shell 11a along the front-back direction, a worm longitudinal hole 11d communicated with the worm wheel cavity 11b is longitudinally arranged in the right half part of the left shell 11a in a penetrating manner, a front slide bar 11e is further formed on the right side of the front end face of the left shell 11a, a limiting insertion hole 11f is further formed in the front-back direction at the left side of the left shell 11a, and a communication middle cavity 11g is formed by mutually communicating the end parts of the transmission inner;
the cutting slots 12 are provided with at least three, the cutting slots 12 correspond to the transmission inner cavities 11 one by one, the front end of the right side of each transmission inner cavity 11 is respectively communicated with one cutting slot 12, the right side of each cutting slot 12 penetrates through the circular shell 1, and the lower end face of each cutting slot 12 is provided with a lower slot 12a for containing an embedded wax block;
the displacement device 2 comprises:
the worm assembly 21 comprises a worm rotating shaft 21a which passes through the worm longitudinal hole 11d along the longitudinal direction and is rotatably inserted on the upper end surface and the lower end surface of the transmission inner cavity 11, a worm body 21b is formed on the part of the worm rotating shaft 21a corresponding to the worm longitudinal hole 11d, and an input rotating wheel 21c is arranged below the left shell 11a of the worm rotating shaft 21 a;
the worm wheel assembly 22 is rotatably arranged in the worm wheel cavity 11b and is in transmission connection with the corresponding worm body 21 b;
the driving screw 23 is arranged in the middle of the worm gear assembly 22, and the driving screw 23 is rotatably arranged in the middle jack 11c in a penetrating way;
the nut assembly 24 comprises a nut body 24a screwed on the driving screw 23 and a limit plug 24b arranged on the left side of the nut body 24a and matched with the limit jack 11f in an inserting manner, a slide bar jack 24c matched with the front slide bar 11e in an inserting manner is formed in the right half part of the nut body 24a, and a follow-up inserting lug 24d is arranged behind the right end face of the nut body 24 a;
the cutting device 3 comprises:
an input cone pulley assembly 31, which comprises an input wheel shaft 31a fixed at the right rear of the lower end surface of the transmission cavity 11 along the longitudinal direction, a fixed cross arm 31b arranged at the right side of the upper end of the input wheel shaft 31a and connected with the right end surface of the transmission cavity 11, an input rotary drum 31c rotatably arranged at the position of the input wheel shaft 31a below the fixed cross arm 31b, and an input cone pulley body 31d formed at the upper edge of the input rotary drum 31c, wherein the rear edge of the input cone pulley body 31d is positioned in front of the rear edge of the input rotary wheel 21 c;
note that, the rear edge of the input drum 31c is located in front of the rear edge of the input wheel 21 c; in a state where the large-diameter disc 41 is in transmission connection with the lower half portion of the input drum 31c, the small-diameter ring 51 cannot be in transmission contact with the upper half portion of the input drum 31c, and thus interference is caused.
Further, the outer diameter of the input drum 31c is the same as the outer diameter of the input runner 21c, and the axis of the input drum 31c is located in front of the axis of the input runner 21c.
The telescopic transmission shaft 32 comprises a fixed insertion lug 32a arranged on the right end face of the transmission cavity 11, a rear rotating shaft 32b rotatably arranged in the fixed insertion lug 32a, a rear transmission cone pulley 32c arranged at the rear end of the rear rotating shaft 32b and in transmission connection with the input cone pulley body 31d, and a rectangular insertion cylinder 32d arranged at the front end of the rear rotating shaft 32b, and the telescopic transmission shaft 32 further comprises a front rotating shaft 32e rotatably arranged in the follow-up insertion lug 24d, a rectangular insertion rod 32f arranged at the rear end of the front rotating shaft 32e and in insertion fit with the rectangular insertion cylinder 32d, and a front transmission cone pulley 32g arranged at the front end of the front rotating shaft 32 e;
the cutting tool bit 33 comprises an upper limiting insertion lug 33a and a lower limiting insertion lug 33a which are arranged at the front half part of the right end face of the nut body 24a, wherein the limiting insertion lugs 33a are provided with inner holes, insertion lug plugs 33b are formed in the inner holes, the cutting tool bit 33 further comprises an output cone pulley 33c which is arranged between the two limiting insertion lugs 33a and is in transmission connection with a front transmission cone pulley 32g, an internal thread is formed in the middle of the output cone pulley 33c and is in threaded connection with an output screw 33d, the output screw 33d penetrates through the inner holes of the two limiting insertion lugs 33a, an axial side hole 33e which is in insertion fit with the insertion lug plug 33b is further axially arranged on the outer wall of the output screw 33d, a cutting cross arm 33f is further arranged on the right side of the upper end of the output screw 33d, and a cutting blade 33g which is inserted into the lower insertion slot;
the operating device 4 comprises a large-diameter disc 41 which is rotatably arranged at the lower half part of the communicating middle cavity 11g, and a torsion core bar 42 which is arranged at the center of the upper end surface of the large-diameter disc 41 and penetrates through the upper end surface of the circular shell 1, wherein the outer circumferential wall of the large-diameter disc 41 is in transmission connection with the lower half part of the input rotary drum 31 c;
the displacement adjusting device 5 comprises a small-diameter ring 51 which is rotatably sleeved outside the torsion core rod 42, and a torsion cylinder 52 which is formed above the inner edge of the small-diameter ring 51 and penetrates through the upper end face of the circular shell 1, wherein the outer wall of the torsion cylinder 52 is provided with a clamping ring 52a at the upper side and the lower side of the upper end face of the circular shell 1, and the outer wall of the small-diameter ring 51 is in transmission connection with the input rotating wheel 21c.
The microtome was used as follows:
step 1, installing an embedding wax block:
embedding wax blocks are placed in the lower slots 12a of the cutting slots 12;
rotating the torsion core bar 42 and the large-diameter disc 41;
the large-diameter disc 41 drives the input rotating wheel 31c and the input cone pulley body 31d to rotate;
the input cone pulley body 31d drives the rear transmission cone pulley 32c, the rear rotating shaft 32b, the rectangular inserting cylinder 32d, the rectangular inserting rod 32f, the front rotating shaft 32e and the front transmission cone pulley 32g to rotate;
the front transmission cone pulley 32g drives the output cone pulley 33c to rotate;
the output cone pulley 33c drives the output screw 33d, the cutting cross arm 33f and the cutting blade 33g to move downwards, and the cutting blade 33g cuts the embedded wax block;
the cutting blade 33g can be reset upwards by reversely rotating the torsion core bar 42 and the large-diameter disc 41;
twisting the twisting cylinder 52 and the small-diameter ring 51;
the small-diameter ring 51 drives the input rotating wheel 21c, the worm rotating shaft 21a and the worm body 21b to rotate;
the worm body 21b drives the worm gear assembly 22 and the driving screw 23 to rotate, and the driving screw 23 drives the nut assembly 24 to move along the front-back direction;
the front-back movement of the nut assembly 24 drives the front-located rotating shaft 32e, the rectangular inserted link 32f and the front-located transmission cone pulley 32g to move back and forth, but the rectangular inserted link 32f and the rectangular inserted cylinder 32d are in telescopic insertion fit, so that the telescopic rotating shaft 32 still keeps good transmission between the input cone pulley assembly 31 and the cutting bit 33;
the nut assembly 24 moves back and forth to drive the cutting head 33 to move in the front and back directions, and the position of the cutting head 33 is adjusted;
and 4, cutting:
repeating the action in the step 2, and cutting the embedding wax block again by the cutting blade 33 g;
this displacement is the thickness of the cut sheet, since the cutting head 33 in step 4 is moved a small distance in relation to step 2.
Furthermore, a lubricating layer is arranged on the inner wall of the rectangular insertion cylinder 32d, so that the damping of the sliding of the rectangular insertion rod 32f in the rectangular insertion cylinder 32d is reduced.
Still further, the outer walls of the large-diameter disc 41 and the input rotary drum 31c are respectively densely provided with anti-slip bumps to ensure effective friction transmission, the outer walls of the cone pulley body 31d and the rear transmission cone pulley 32c are respectively densely provided with anti-slip bumps to ensure effective friction transmission, the outer walls of the front transmission cone pulley 32g and the output cone pulley 33c are respectively densely provided with anti-slip bumps to ensure effective friction transmission, and the outer walls of the small-diameter ring 51 and the input rotary wheel 21c are respectively densely provided with anti-slip bumps to ensure effective friction transmission.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (2)
1. A slicer for embedding wax blocks in pathological tissues of esophagus cancer comprises a circular shell (1), a displacement device (2), a cutting device (3) and an operating device (4);
the circular housing (1) comprises:
at least three transmission inner cavities (11) are arranged, the transmission inner cavities (11) are uniformly distributed in the circular shell (1) along the radial direction and the circumferential direction, a left shell (11 a) is formed at the rear half part of the left side of the transmission inner cavity (11), a worm wheel cavity (11 b) is arranged in the inner cavity of the left shell (11 a), a middle through hole (11 c) communicated with the worm wheel cavity (11 b) is arranged in the middle of the left shell (11 a) along the front-back direction, a worm longitudinal hole (11 d) communicated with the worm wheel chamber (11 b) is longitudinally arranged on the right half part of the left shell (11 a) in a penetrating way, a front slide bar (11 e) is also formed on the right side of the front end surface of the left shell (11 a), the left side of the transmission inner cavity (11) is positioned in front of the left shell (11 a) and is also provided with a limit jack (11 f) along the front-back direction, the end parts of the transmission inner cavity (11) close to the circle center of the circular shell (1) are mutually communicated and formed with a communication middle cavity (11 g);
the cutting slots (12) are at least three, the cutting slots (12) correspond to the transmission inner cavities (11) one by one, the front end of the right side of each transmission inner cavity (11) is respectively communicated with one cutting slot (12), the right side of each cutting slot (12) is arranged to penetrate through the circular shell (1), and the lower end face of each cutting slot (12) is provided with a lower slot (12 a) used for containing an embedded wax block;
the displacement device (2) comprises:
the worm assembly (21) comprises a worm rotating shaft (21 a) which penetrates through a worm longitudinal hole (11 d) along the longitudinal direction and is rotatably inserted into the upper end surface and the lower end surface of the transmission inner cavity (11), a worm body (21 b) is formed on the part of the worm rotating shaft (21 a) corresponding to the worm longitudinal hole (11 d), and an input rotating wheel (21 c) is arranged below the left shell (11 a) of the worm rotating shaft (21 a);
the worm wheel assembly (22) is rotatably arranged in the worm wheel cavity (11 b) and is in transmission connection with the corresponding worm body (21 b);
the driving screw rod (23) is arranged in the middle of the worm gear assembly (22), and the driving screw rod (23) can be rotatably arranged in the middle jack (11 c) in a penetrating mode;
the nut assembly (24) comprises a nut body (24 a) screwed on the driving screw rod (23) and a limiting plug (24 b) arranged on the left side of the nut body (24 a) and matched with the limiting insertion hole (11 f) in an inserting manner, a slide bar insertion hole (24 c) matched with the front slide bar (11 e) in an inserting manner is formed in the right half part of the nut body (24 a), and a follow-up insertion lug (24 d) is arranged behind the right end face of the nut body (24 a);
the cutting device (33) comprises:
the input cone pulley assembly (31) comprises an input wheel shaft (31 a) which is longitudinally fixed at the right rear side of the lower end surface of the transmission cavity (11), a fixed cross arm (31 b) which is arranged at the right side of the upper end of the input wheel shaft (31 a) and is connected with the right end surface of the transmission cavity (11), an input rotary drum (31 c) which is rotatably arranged at the position, below the fixed cross arm (31 b), of the input wheel shaft (31 a), and an input cone pulley body (31 d) which is formed on the upper edge of the input rotary drum (31 c), wherein the rear edge of the input cone pulley body (31 d) is positioned in front of the rear edge of the input rotary drum (21 c);
the telescopic transmission shaft (32) comprises a fixed insertion lug (32 a) arranged on the right end face of the transmission inner cavity (11), a rear-mounted rotating shaft (32 b) rotatably arranged in the fixed insertion lug (32 a), a rear-mounted transmission cone pulley (32 c) arranged at the rear end of the rear-mounted rotating shaft (32 b) and in transmission connection with the input cone pulley body (31 d), and a rectangular insertion cylinder (32 d) arranged at the front end of the rear-mounted rotating shaft (32 b), and the telescopic transmission shaft (32) further comprises a front-mounted rotating shaft (32 e) rotatably arranged in the follow-up insertion lug (24 d), a rectangular insertion rod (32 f) arranged at the rear end of the front-mounted rotating shaft (32 e) and in insertion fit with the rectangular insertion cylinder (32 d), and a front-mounted transmission cone pulley (32 g) arranged at the front end of the front-mounted rotating shaft (32 e);
cutting tool bit (33), including establishing nut body (24 a) right-hand member face first two spacing lugs (33 a) of going up one after another, spacing lug (33 a) are equipped with the hole and have lug plug (33 b) including the hole shaping, cutting tool bit (33) are still including establishing between two spacing lugs (33 a) and with output cone pulley (33 c) that leading transmission cone pulley (32 g) transmission is connected, output cone pulley (33 c) middle part shaping has the internal thread and spiro union has output screw (33 d), output screw (33 d) run through the hole of two spacing lugs (33 a), output screw (33 d) outer wall still along the axial be equipped with lug plug (33 b) grafting complex axial side hole (33 e), output screw (33 d) upper end right side still is equipped with cutting cross arm (33 f), cutting cross arm (33 f) right side is equipped with and inserts put cutting blade (33 g) in slot (12 a) down (ii) a
The operating device (4) comprises a large-diameter disc (41) which is rotatably arranged at the lower half part of the communicating middle cavity (11 g) and a torsion core bar (42) which is arranged at the center of the upper end surface of the large-diameter disc (41) and penetrates through the upper end surface of the circular shell (1), and the circumferential outer wall of the large-diameter disc (41) is in transmission connection with the lower half part of the input rotary drum (31 c);
the displacement adjusting device (5) comprises a small-diameter ring (51) which is rotatably sleeved outside the torsion core rod (42) and a torsion cylinder (52) which is formed in the small-diameter ring (51) along the upper side and penetrates through the upper end face of the circular shell (1), the outer wall of the torsion cylinder (52) is provided with a clamping ring (52 a) on the upper side and the lower side of the upper end face of the circular shell (1), and the outer wall of the small-diameter ring (51) is in transmission connection with the input rotating wheel (21 c).
2. The microtome according to claim 1, wherein the microtome comprises: the inner wall of the rectangular inserting cylinder (32 d) is provided with a lubricating layer, so that the damping of the rectangular inserting rod (32 f) sliding in the rectangular inserting cylinder (32 d) is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214899.XA CN109895164B (en) | 2019-03-20 | 2019-03-20 | Slicer for esophagus cancer pathological tissue embedding wax stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214899.XA CN109895164B (en) | 2019-03-20 | 2019-03-20 | Slicer for esophagus cancer pathological tissue embedding wax stone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109895164A CN109895164A (en) | 2019-06-18 |
| CN109895164B true CN109895164B (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910214899.XA Expired - Fee Related CN109895164B (en) | 2019-03-20 | 2019-03-20 | Slicer for esophagus cancer pathological tissue embedding wax stone |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4510908B2 (en) * | 2008-05-30 | 2010-07-28 | 周 市原 | Extract slice assist device and extract slice assist set |
| US10966694B2 (en) * | 2017-06-29 | 2021-04-06 | New York University | Apparatus and method for medical imaging and pathology correlations |
| CN207336167U (en) * | 2017-09-19 | 2018-05-08 | 刘芹 | A kind of movable type pathological section device |
| CN208537214U (en) * | 2018-06-20 | 2019-02-22 | 李壮 | It is a kind of can two-sided slice pathologic section slicer |
| CN108801678B (en) * | 2018-06-27 | 2020-10-16 | 楚广民 | Improved multifunctional pathological sampling and slicing device |
| CN109253904A (en) * | 2018-10-16 | 2019-01-22 | 金华市益迪医疗设备有限公司 | A kind of automatic intelligent pathologic section slicer |
-
2019
- 2019-03-20 CN CN201910214899.XA patent/CN109895164B/en not_active Expired - Fee Related
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