CN212134280U

CN212134280U - Pathology department's sample preparation is with section device

Info

Publication number: CN212134280U
Application number: CN202021042779.0U
Authority: CN
Inventors: 张金海; 张宪科; 王大鹏; 赵仁永
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-12-11
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to a pathology department sample preparation is with section device, including the bottom plate, the bottom plate top surface left and right sides is connected with the curb plate, be connected with the height-adjusting frame on the bottom plate top surface, the sliding hole has been seted up on the height-adjusting frame top surface, sliding connection has the thing piece of carrying in the sliding hole, the standing groove has been seted up on the thing piece top surface, it is connected with the thread plate on the height-adjusting frame to carry thing piece below, the thread plate is seted up the screw hole of upper and lower direction, the screw hole fit connection has the knob of heightening; the inner sides of the left side plate and the right side plate are provided with longitudinal sliding grooves in the front-back direction, sliding rods are connected in the longitudinal sliding grooves in a sliding mode, sliding blocks are connected on the sliding rods in a sliding mode, and the lower ends of the sliding blocks are connected with conical cutters; a plurality of knife rest grooves are formed in the upper direction and the lower direction of the two sides of the placing groove, and slicing knives are connected in the knife rest grooves in a sliding mode. Can realize the accurate cutting in three directions to the pathological change tissue, guarantee sliced size precision, and efficiency is higher.

Description

Pathology department's sample preparation is with section device

(I) technical field

The utility model relates to a pathological examination auxiliary assembly technical field specifically is a pathology department's sample preparation is with section device.

(II) background of the invention

Pathological section is prepared by taking pathological tissues with a certain size, preparing pathological section by a histopathology method (usually, the pathological tissues are embedded in a paraffin block, then cut into slices by a cutter, and then stained by hematoxylin-eosin (H-E)), further checking the pathological conditions by a microscope, researching the occurrence and development process of the pathological conditions, and finally making pathological diagnosis. The volume of the taken section is generally 2.0cm × 2.0cm × 0.3cm so that the fixing solution can rapidly and uniformly penetrate into the inside of the tissue. The traditional slicing device is often required to fix the sliced tissue in position, and the sliced tissue is manually sliced by a cutter, and the slicing mode is long in time consumption and uneven in size, and can affect the pathological diagnosis result.

A patent document with an authorization publication number of 209764463U discloses a cutting device for pathology department diagnosis, which comprises a base plate, wherein two support plates are vertically arranged on the base plate at intervals, a horizontally arranged connecting rod is fixedly connected between the two support plates, a scale mark is arranged on the connecting rod, a blade is connected onto the connecting rod in a sliding manner, the cutting edge of the blade is positioned below the connecting rod, and a locking piece for fixing the blade is further arranged on the connecting rod; the utility model discloses a cutting tool, including base plate, sliding connection has the telescopic link of vertical setting on the base plate, the slip direction of telescopic link keeps unanimous with the length of blade, the top fixedly connected with support plate of telescopic link, the support plate is located the below of blade. When the device cuts tissue slices, the cutting route is guaranteed not to deviate, and the slices are more uniform. However, the device can only cut transversely or longitudinally in one direction, when the device needs to be cut into slices, the carrier plate needs to be rotated by 90 degrees, the device is not provided with an angle limiting device, the cutting in the vertical direction is difficult to guarantee, the slicing of pathological samples can be realized, the time consumption is long, and the deviation is easy to occur.

Disclosure of the invention

For overcoming the above-mentioned problem that exists among the prior art, the utility model provides a pathology department's sample preparation is with section device can realize the ascending accurate cutting of three side to pathological change tissue, guarantees sliced size precision, and efficiency is higher.

The utility model discloses a realize through following technical scheme:

a slicing device for manufacturing a pathology department sample comprises a bottom plate, wherein the left side and the right side of the top surface of the bottom plate are connected with side plates, the top surface of the bottom plate is connected with an elevation frame, the top surface of the elevation frame is provided with a sliding hole, a carrying block is connected in the sliding hole in a sliding mode, the top surface of the carrying block is provided with a placing groove, a threaded plate connected to the elevation frame is arranged below the carrying block, the threaded plate is provided with a threaded hole in the vertical direction, and an elevation knob is connected in the threaded hole in a matched mode; left and right the inboard longitudinal sliding groove of fore-and-aft direction of seting up of curb plate, sliding connection has the slide bar in the longitudinal sliding groove, sliding connection has the sliding block on the slide bar, the sliding block lower extreme is connected with conical cutter.

Preferably, a plurality of knife rest grooves are formed in the vertical direction on two sides of the placing groove, and slicing knives are connected in the knife rest grooves in a sliding mode.

Preferably, the sliding rod is connected with a transverse scale layer, and the inner side surface of the side plate is connected with a longitudinal scale layer.

Preferably, the end part of the sliding rod is provided with a first jackscrew hole, and a longitudinal fixed jackscrew is connected in the first jackscrew hole in a matching manner; a second jackscrew hole is formed in the sliding block, and a transverse fixed jackscrew is connected in the second jackscrew hole in a matched mode.

Preferably, a longitudinal positioning wire groove is formed above one end of the sliding rod; and a transverse positioning wire slot is formed in the front side surface of the sliding block.

Preferably, the cutter and the sliding block are connected through threads.

The utility model has the advantages that:

1. the sliding hole of the top surface of the heightening frame is connected with the object carrying block in a sliding mode, the lower portion of the object carrying block is provided with a threaded plate, the threaded plate is connected with a heightening knob in a threaded mode, the height of the object carrying block can be accurately adjusted through the rotating heightening knob, and the situation that the tip portion of the cutter cannot be completely cut into the bottom of a pathological change tissue or is cut into the pathological change tissue to enable the tip portion of the cutter to collide with the bottom of the placing groove to.

2. The cutter is connected on the sliding block, and sliding block sliding connection is on the slide bar, and the slide bar can be in vertical spout back-and-forth movement again, and the cutter can be in the free cutting of whole horizontal plane like this, and then cuts out the section of arbitrary length width requirement.

3. A plurality of knife rest grooves are formed in the upper direction and the lower direction of the two sides of the placing groove, slicing knives are connected in the knife rest grooves in a sliding mode, and cutting in the vertical direction of the pathological change tissue can be achieved through the sliding slicing knives.

4. The end connection of slide bar has vertical fixed jackscrew, is connected with horizontal fixed jackscrew on the sliding block, fixes another direction with fixed jackscrew when carrying out the cutting of a direction, avoids two directions to slide simultaneously and influences the precision of cutting size.

5. Longitudinal positioning wire casing has been seted up to slide bar one end top, has seted up the transverse positioning wire casing on the sliding block leading flank, can accurate scale value on the instruction scale layer through the positioning wire casing, cutting size accuracy more.

6. The cutter passes through threaded connection with the sliding block, and the dismouting of being convenient for is changed and is washd.

(IV) description of the drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of the present invention.

Fig. 4 is a schematic perspective view of the present invention.

In the figure, 1-bottom plate, 2-side plate, 3-height adjusting frame, 31-thread plate, 4-height adjusting knob, 5-object carrying block, 51-placing groove, 52-tool groove, 53-slicing knife, 6-sliding rod, 61-transverse scale layer, 7-sliding block, 71-transverse fixed jackscrew, 72-transverse positioning wire groove, 73-cutter 8-longitudinal sliding groove, 81-longitudinal scale layer, 82-longitudinal fixed jackscrew and 83-longitudinal positioning wire groove.

(V) detailed description of the preferred embodiments

In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 2-4, the utility model relates to a pathology department's sample preparation is with section device, including bottom plate 1, the 1 top surface left and right sides of bottom plate is connected with

curb plate

2, and 1 top surface central point of bottom plate puts fixedly connected with height-adjusting frame 3, and height-adjusting frame is the structure of falling the U-shaped, has seted up the sliding hole on the height-adjusting frame 3 top surface, and sliding connection has the thing piece 5 of carrying in the sliding hole, has seted up standing groove 51 on the thing piece 5 top surface of carrying, and standing groove 51 is used for placing the paraffin piece that contains pathological change tissue. Carry 5 below of thing piece to be equipped with the screw plate 31, screw plate 31 horizontal connection is on heightening frame 3, screw plate 31 central point puts and sets up the screw hole of upper and lower direction, screw hole fit in is connected with heightening knob 4, under gravity, the bottom of carrying thing piece 5 contacts with heightening knob 4's top, heightening knob 4 through the rotation, heightening knob 4 rises or descends through the screw thread, adjust cutter 73's point portion and standing groove 51's distance during the cutting, guarantee that cutter 73's point portion can cut through the paraffin piece in the standing groove 51, and can not make point portion and standing groove 51's bottom not have too big power and damage the knife tip.

The inner sides of the left and right side plates 2 are provided with longitudinal sliding grooves 8 in the front-back direction, sliding rods 6 are connected in the longitudinal sliding grooves 8 in a sliding mode, and the sliding rods 6 are horizontally erected on the longitudinal sliding grooves 8 of the left and right side plates 2 at the moment and can freely slide front and back. The sliding rod 6 is connected with a sliding block 7 in a sliding mode, the lower end of the sliding block 7 is connected with a conical cutter 73, the conical cutter 73 can guarantee transverse and longitudinal cutting, transverse cutting is completed through left-right movement, and longitudinal cutting is completed through front-back movement of the sliding rod 6. Cutter 73 passes through threaded connection with sliding block 7, and the dismouting of being convenient for is changed and is washd.

In the present embodiment, the distance in the vertical direction of the knife holding grooves 52 is 3mm, and the slicing knife 53 is slidably connected in the knife holding grooves 52, as shown in fig. 1, 3, and 4, a paraffin block with a pathological change tissue is placed in the holding groove 51, and then the slicing knife 53 in the knife holding grooves 52 is slid in one direction, so that the pathological change tissue can be cut into 3mm slices, and then the pathological change tissue can be cut into slices with required size by horizontally and vertically cutting in the horizontal direction by the knife 73, such as a commonly used 2.0cm × 2.0cm × 0.3cm slice.

The sliding rod 6 is connected with the transverse scale layer 61, the inner side surface of the side plate 2 is connected with the longitudinal scale layer 81, the upper part of one end of the sliding rod 6 is provided with the longitudinal positioning wire slot 83, and the front side surface of the sliding block 7 is provided with the transverse positioning wire slot 72, as shown in fig. 3 and 4, the scale value on the longitudinal scale layer 81 indicated by the longitudinal positioning wire slot 83 is the absolute position of the cutter 73 in the front-back direction, the scale value on the transverse scale layer 61 indicated by the transverse positioning wire slot 72 is the absolute position of the cutter 73 in the left-right direction, and the center line alignment estimation is more accurate than.

A first jackscrew hole is formed in the end part of the sliding rod 6, and a longitudinal fixed jackscrew 82 is connected in the first jackscrew hole in a matching manner; and a second top thread hole is formed in the sliding block 7, and a transverse fixed top thread 71 is connected in the second top thread hole in a matching manner. When cutting in one direction, the fixed jackscrew is used for fixing the other direction, so that the influence on the precision of the cutting size caused by the simultaneous sliding in the two directions is avoided.

The working process is as follows: taking slices of 2.0cm × 2.0cm × 0.3cm as an example, a paraffin block with lesion tissues is placed in the placing groove 51, the upper side is pressed by a pressing plate, and then the slicing knife 53 is slid in one direction to cut the paraffin block into a plurality of slices of 0.3cm in thickness; the pressing plate is taken away, the heightening knob 4 is adjusted to enable the knife tip of the slicing knife 53 to cut through the paraffin block, the longitudinal positioning jackscrew 82 is used for fixing the longitudinal sliding of the sliding rod 6, and then the sliding blocks 7 are slid left and right; loosening the longitudinal positioning jackscrew 82, longitudinally moving the sliding rod for a distance of 2cm, screwing the longitudinal positioning jackscrew 82, sliding the sliding block 7, cutting a 2 cm-wide strip slice with the thickness of 0.3cm, and cutting the paraffin block into a plurality of 2 cm-wide strip slices with the thickness of 0.3cm according to the above; fixing the sliding block 7 by using a transverse fixing jackscrew 71, and sliding the sliding rod 6 back and forth; the slide block 7 is moved in the left-right direction by a distance of 2cm by loosening the transverse fixing jackscrew 71, then the transverse fixing jackscrew 71 is tightened, and then the slide bar 6 is slid in the front-rear direction, so that a part of the 2cm wide and 0.3cm long slices are cut into 2cm long, 2cm wide and 0.3cm long slices, and the above steps are continued, and all the 2cm wide and 0.3cm long slices are cut into 2cm long, 2cm wide and 0.3cm slices.

In the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of describing the present invention, but do not require the present invention to be constructed or operated in a specific orientation, and therefore, cannot be construed as limiting the present invention. The terms "connected" and "connected" in the present invention are to be understood in a broad sense, and may be connected or detachably connected, for example; the terms may be directly connected or indirectly connected through intermediate components, and specific meanings of the terms may be understood as specific conditions by those skilled in the art.

The foregoing is a preferred embodiment of the present invention, and the description of the specific embodiments is only for better understanding of the idea of the present invention. To those skilled in the art, many modifications and equivalents may be made in accordance with the principles of the present invention and are deemed to fall within the scope of the invention.

Claims

1. The utility model provides a pathology department's sample preparation is with section device, includes bottom plate (1), bottom plate (1) top surface left and right sides is connected with curb plate (2), its characterized in that: the top surface of the bottom plate (1) is connected with an elevation adjusting frame (3), the top surface of the elevation adjusting frame (3) is provided with a sliding hole, a carrying block (5) is connected in the sliding hole in a sliding mode, the top surface of the carrying block (5) is provided with a placing groove (51), a threaded plate (31) connected to the elevation adjusting frame (3) is arranged below the carrying block (5), the threaded plate (31) is provided with a threaded hole in the vertical direction, and an elevation adjusting knob (4) is connected in the threaded hole in a matched mode; left and right longitudinal sliding grooves (8) in the front-back direction are formed in the inner sides of the side plates (2), sliding rods (6) are connected in the longitudinal sliding grooves (8) in a sliding mode, sliding blocks (7) are connected on the sliding rods (6) in a sliding mode, and conical cutters (73) are connected to the lower ends of the sliding blocks (7).

2. The slicing device for preparing the pathological specimen as set forth in claim 1, wherein: a plurality of knife rest grooves (52) are formed in the vertical direction on the two sides of the placing groove (51), and slicing knives (53) are connected in the knife rest grooves (52) in a sliding mode.

3. The slicing device for preparing the pathological specimen as set forth in claim 2, wherein: the sliding rod (6) is connected with a transverse scale layer (61), and the inner side surface of the side plate (2) is connected with a longitudinal scale layer (81).

4. The slicing device for preparing the pathological specimen as set forth in claim 3, wherein: a first jackscrew hole is formed in the end part of the sliding rod (6), and a longitudinal fixed jackscrew (82) is connected in the first jackscrew hole in a matching manner; and a second jackscrew hole is formed in the sliding block (7), and a transverse fixed jackscrew (71) is connected in the second jackscrew hole in a matching manner.

5. The slicing device for preparing the pathological specimen as set forth in claim 4, wherein: a longitudinal positioning wire groove (83) is formed above one end of the sliding rod (6); and a transverse positioning wire groove (72) is formed in the front side surface of the sliding block (7).

6. The sectioning device for manufacturing a pathology department sample according to any one of claims 1 to 5, characterized in that: the cutter (73) is connected with the sliding block (7) through threads.