Paraffin embedding device
By designing a combination of limiting components and a base for the paraffin embedding device, the problems of wax dripping and difficulty in removing wax blocks were solved, resulting in a reduction in the frequency of cleaning the workbench and easier removal of wax blocks.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-15
- Publication Date
- 2026-03-24
AI Technical Summary
In the current paraffin embedding process, the wax liquid is prone to leaking and dripping onto the worktable, which requires frequent cleaning of the worktable. In addition, the wax block is difficult to remove and is easily damaged.
A paraffin embedding device was designed, including a base and a limiting member. The limiting member is detachably connected to the base to form a space for accommodating pathological tissue and paraffin. After the paraffin solidifies, the limiting member can move away from the base to expose the paraffin, making it easy to remove the paraffin block.
It effectively prevents wax from dripping, reduces the frequency of cleaning the work surface, simplifies the process of removing the wax block, and avoids damage to the wax block.
Smart Images
Figure CN224035058U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to experimental appliance technical field, concretely relates to a paraffin embedding device. BACKGROUND
[0002] Paraffin embedding is the key step of pathological tissue processing, through paraffin embedding, not only make pathological tissue hardening convenient section, can also ensure the long-term preservation of pathological tissue and clear observation under microscope.
[0003] At present, when experiment is operated, pathological tissue is placed into embedding mould (iron box with one end open), dissolved wax liquid is poured, embedding box is placed on embedding mould and is injected with wax again, makes wax liquid immerse embedding box (plastic box with one end open and grid plate as bottom plate), after wax liquid solidifies, wax block and embedding box are taken out from embedding mould together, wax block is fixed on embedding box, and then pathological tissue on embedding box is handled to slice.
[0004] However, in order to immerse embedding box in wax liquid, the upper surface of wax liquid is flush with the upper surface of embedding box, the upper end of embedding box and embedding mould is not shielded, embedding mould filled with wax liquid is moved to one side, wax liquid is easy to flow and drop on operation table, the operation table needs to be cleaned once every time pathological tissue is embedded, the operation is complicated, and after paraffin section solidifies, it is difficult to take down the paraffin section adhered to the inner wall of embedding mould, and the paraffin block is often damaged due to excessive force in the process of taking down, causing unnecessary loss. UTILITY MODEL CONTENTS
[0005] In order to overcome the defects of the prior art, the utility model aims at providing a paraffin embedding device, which can prevent wax liquid from dropping on the operation table when moving the paraffin embedding device after embedding is completed, reduce the frequency of cleaning the operation table, and facilitate the removal of the wax block.
[0006] The technical scheme adopted by the utility model is as follows: a paraffin embedding device, including base and the spacer of setting in the base, the base and spacer can be detachably connected, when the base and spacer are connected, a containing space for containing pathological tissue and paraffin with one end open is formed, the height of the containing space is higher than the thickness of pathological tissue section after being wrapped by paraffin, when paraffin after embedding pathological tissue is shaped, the spacer exposes paraffin along the outer edge of the base away from the base.
[0007] Compared with the prior art, the utility model has the beneficial effects that:
[0008] When embedding, the limiting piece and the base are connected, and the limiting piece and the base enclose a containing space with one end open for containing pathological tissues and paraffin, at this time, the height of the containing space is higher than the thickness of the pathological tissue section after being wrapped by paraffin, that is, when the pathological tissue section is wrapped by the injected wax liquid, the upper surface of the limiting piece is located on the upper surface of the wax liquid, which can prevent the wax liquid from flowing out when the base connected with the limiting piece is moved, and when the wax liquid is solidified in the containing space, the limiting piece is exposed from the base along the outer edge of the base to expose the paraffin, which can quickly expose the paraffin and facilitate the removal of the paraffin.
[0009] As a preferred embodiment of the utility model, the limiting piece comprises a limiting seat and a limiting sheet, the limiting seat is sleeved on the base, the inner side surface of the limiting seat is attached to the outer side surface of the base, the upper surface of the limiting seat is provided with a limiting groove, the limiting sheet has elasticity, the limiting sheet is connectable with the limiting groove, and the limiting sheet is provided with a connecting piece for connecting the limiting sheet at both ends when being enclosed.
[0010] When the limiting sheet and the limiting groove are connected, the limiting sheet is in a cylindrical shape, and the upper surface of the base, the limiting seat and the limiting sheet enclose a containing space with one end open for containing pathological tissues and paraffin.
[0011] In the scheme, before embedding the pathological tissues with paraffin, the limiting seat is sleeved on the base, the limiting sheet is connected with the limiting groove on the limiting seat, the limiting sheet is in a cylindrical shape, the connecting piece connects and limits the limiting sheet at both ends in the cylindrical shape, the upper surface of the base, the limiting seat and the limiting sheet enclose a containing space with one end open for containing pathological tissues and paraffin, the pathological tissues are placed in the containing space, then the wax liquid is injected into the containing space, the wax liquid wraps the pathological tissues, the injection of the wax liquid is stopped, and after the wax liquid is solidified, the limiting seat is removed from the base, the connecting piece is removed, and the limiting sheet at both ends is released from the restraint, since the limiting seat is removed from the base, the limiting sheet is away from the limiting seat, the lower end of the limiting sheet is not limited, and the limiting sheet is attached to the outer side surface of the paraffin, the limiting sheet is pulled outward along the outer edge of the base to be away from the base and expose the paraffin.
[0012] Advantages: the limiting seat is sleeved on the base, the limiting groove is located on the limiting seat, which can be used for limiting the limiting sheet, the connecting piece is arranged, which can make the limiting sheet be in a stable cylindrical shape, the limiting seat, the base, the limiting sheet and the limiting groove can be cooperated to enclose a containing space with one end open for containing pathological tissues and paraffin, and the limiting sheet can be separated from the paraffin conveniently, and the base can be used as a support seat for the solidified paraffin and placed on a pathological tissue cutting device.
[0013] As a preferred embodiment of the utility model, the lower end of the limiting seat is penetrated, the base and the limiting seat are magnetically attracted, one end of the connecting piece is connected with one end of the limiting sheet, and the other end of the connecting piece can be magnetically attracted to the other end of the limiting sheet.
[0014] Beneficial effect: the lower end of the limiting seat penetrates and can expose the lower surface of the base, when the limiting seat is removed from the base, the fingers can be placed on the lower surface of the base as a support point, and then the thumb is placed on the upper surface of the limiting seat to quickly remove the limiting seat from the base. The base and the limiting seat are magnetically attracted, and the limiting seat can be quickly installed on the base or removed from the base.
[0015] As a preferred embodiment of the utility model, the lower end of the limiting seat penetrates, the limiting seat is a rubber sleeve, the limiting sheet is a plastic sheet, one end of the connecting piece is connected with one end of the limiting sheet, and the other end can be bonded with the other end of the limiting sheet.
[0016] Beneficial effect: the limiting sheet has elasticity, the limiting sheet is a plastic sheet and can be disposable, before pathological tissue embedding, the limiting sheet is tubular through the connecting piece, the limiting sheet is clamped with the limiting groove, and after the wax liquid solidifies, the connecting piece and the limiting sheet are separated at the bonding position. The limiting sheet is away from the base along the outer edge of the base to expose the paraffin.
[0017] As a preferred embodiment of the utility model, the limiting sheet is a silica gel sheet, the connecting piece includes a connecting column and a connecting seat, the connecting column and the connecting seat are respectively located at the two ends of the limiting sheet, and a clamping groove is arranged on the connecting seat. When the limiting sheet is clamped into the limiting groove, the limiting sheet is enclosed, and the connecting column is clamped into the clamping groove to limit the two ends of the limiting sheet.
[0018] Beneficial effect: the connecting column and the connecting seat and the clamping groove cooperate to connect the two ends of the limiting sheet together, ensure that the limiting sheet is tubular, and the connecting column can be taken out of the connecting seat to expose the paraffin along the outer edge of the base away from the base. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 is a structural schematic view of the paraffin embedding device of the utility model;
[0020] Figure 2 is a structural schematic view of the paraffin embedding device of the utility model from another angle;
[0021] Figure 3 is a structural schematic view of the paraffin embedding device of the utility model from still another angle;
[0022] Figure 4 is a structural schematic view of the paraffin embedding device of the utility model from still another angle;
[0023] Figure 5 is a structural schematic view of the paraffin embedding device of the utility model from still another angle;
[0024] Figure 6 is a structural schematic view of the paraffin embedding device of the utility model from still another angle. DETAILED DESCRIPTION
[0025] Typical embodiments embodying the features and advantages of this utility model will be specifically described in the following description. It should be understood that this utility model can have various variations in different embodiments, all of which do not depart from the scope of this utility model, and the descriptions and illustrations therein are for illustrative purposes only and not intended to limit this utility model.
[0026] In the description of this application, the terms "first," "second," "side," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the structure referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.
[0027] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.
[0028] The reference numerals in the attached drawings include: base 1, limiting member 2, limiting seat 201, limiting piece 202, limiting groove 203, connecting member 3, connecting post 301, connecting seat 302, and slot 303.
[0029] Example 1
[0030] like Figure 1 , 3 As shown, the paraffin embedding device includes a base 1 and a limiting member 2 sleeved on the base 1. The base 1 and the limiting member 2 are detachably connected. When the base 1 and the limiting member 2 are connected, they enclose a space with one open end for accommodating pathological tissue and paraffin. The height of the accommodating space is higher than the thickness of the pathological tissue section after being wrapped in paraffin. After the paraffin embedding the pathological tissue is formed, the limiting member 2 moves away from the base 1 along the outer edge of the base 1 and is exposed from the paraffin.
[0031] In this embodiment, the base 1 can be shaped like a frustum, a cylinder, or a column.
[0032] The limiting component 2 includes a limiting seat 201 and a limiting piece 202. The limiting seat 201 is sleeved on the base 1, with its lower end penetrating through. The base 1 and the limiting seat 201 are magnetically attracted to each other, and the inner side of the limiting seat 201 is in contact with the outer side of the base 1. The upper surface of the limiting seat 201 is provided with a limiting groove 203. The limiting piece 202 is elastic and can be engaged with the limiting groove 203. The limiting piece 202 is provided with a connecting piece 3 for connecting and limiting both ends when the limiting piece 202 is enclosed.
[0033] When the limiting piece 202 and the limiting groove 203 are engaged, the limiting piece 202 becomes cylindrical, and the upper surface of the base 1, the limiting seat 201, and the limiting piece 202 together form an open-ended space for accommodating pathological tissue and paraffin.
[0034] In the embodiment, the connecting piece 3 is a connecting block or a connecting strip, the limiting sheet 202 is a stainless steel sheet, one end of the connecting piece 3 is connected with one end of the limiting sheet 202, and the other end can be magnetically attracted to the other end of the limiting sheet 202.
[0035] As shown in the drawings, Figure 4 In the embodiment, the limiting groove 203 is an annular groove, and the limiting groove 203 can also be an annular groove penetrating through both ends. The limiting groove 203 penetrates through one side of the base 1. When the limiting seat 201 is sleeved on the base 1, the limiting groove 203 and the outer wall of the base 1 cooperate to limit the limiting sheet 202, and the limiting seat 201 can be quickly taken off from the base 1.
[0036] In the embodiment, the device can be used as a paraffin embedding device and also as a sample holder of a freezing microtome for quickly obtaining paraffin-embedded pathological tissues.
[0037] Embodiment 2
[0038] As shown in the drawings, Figure 3 The embodiment is basically the same as the embodiment 1, and the difference is that the lower end of the limiting seat 201 penetrates through, the limiting seat 201 is a rubber sleeve, the limiting sheet 202 is a plastic sheet, one end of the connecting piece 3 is connected with one end of the limiting sheet 202, and the other end can be bonded to the other end of the limiting sheet 202.
[0039] Embodiment 3
[0040] As shown in the drawings, Figure 5 , 6 The embodiment is basically the same as the embodiment 1, and the difference is that the limiting sheet 202 is a silica gel sheet, the connecting piece 3 includes a connecting column 301 and a connecting seat 302, the connecting column 301 and the connecting seat 302 are respectively located at both ends of the limiting sheet 202, and the connecting seat 302 is provided with a clamping groove 303. When the limiting sheet 202 is clamped into the limiting groove 203, the limiting sheet 202 is enclosed, and the connecting column 301 is clamped into the clamping groove 303 to limit both ends of the limiting sheet 202.
[0041] In the embodiment, the limiting sheet 202 is a silica gel sheet with hardness, that is, the limiting sheet 202 has both elasticity and hardness. Since the limiting sheet 202 has elasticity, the limiting sheet 202 can be appropriately elongated, so that the connecting column 301 is clamped into the clamping groove 303.
[0042] The above-mentioned embodiments are only preferred embodiments of the utility model, and cannot be used to limit the range of protection of the utility model. Any non-substantial changes and replacements made by those skilled in the art on the basis of the utility model belong to the range of protection required by the utility model.
Claims
1. A paraffin embedding device, characterized by: The application relates to a pathological tissue embedding device, which comprises a base and a limiting piece sleeved on the base, the base and the limiting piece are detachably connected, and the base and the limiting piece are connected to form an open-end containing space for containing pathological tissues and paraffin when the base and the limiting piece are connected, the containing space is higher than the thickness of pathological tissue slices wrapped by paraffin, and the limiting piece exposes the paraffin along the outer edge of the base away from the base after the paraffin embedding the pathological tissues is shaped.
2. The paraffin embedding device of claim 1, wherein: The limiting piece comprises a limiting seat and a limiting sheet, the limiting seat is sleeved on the base, the inner side of the limiting seat is attached to the outer side of the base, the upper surface of the limiting seat is provided with a limiting groove, the limiting sheet is elastic, the limiting sheet can be clamped with the limiting groove, and the limiting sheet is provided with a connecting piece for connecting the limiting sheet at both ends when the limiting sheet is enclosed. When the limiting sheet and the limiting groove are clamped, the limiting sheet is in a cylindrical shape, the upper surface of the base, the limiting seat and the limiting sheet form an open-end containing space for containing pathological tissues and paraffin.
3. The paraffin embedding device of claim 2, wherein: The lower end of the limiting seat is penetrated, the base and the limiting seat are magnetically attracted, one end of the connecting piece is connected with one end of the limiting sheet, and the other end of the connecting piece can be magnetically attracted to the other end of the limiting sheet.
4. The paraffin embedding device of claim 2, wherein: The lower end of the limiting seat is penetrated, the limiting seat is a rubber sleeve, the limiting sheet is a plastic sheet, one end of the connecting piece is connected with one end of the limiting sheet, and the other end of the connecting piece can be bonded to the other end of the limiting sheet.
5. The paraffin embedding device of claim 2, wherein: The limiting sheet is a silica gel sheet, the connecting piece comprises a connecting column and a connecting seat, the connecting column and the connecting seat are respectively arranged at both ends of the limiting sheet, the connecting seat is provided with a clamping groove, the limiting sheet is enclosed when the limiting sheet is clamped into the limiting groove, the connecting column is clamped into the clamping groove, and both ends of the limiting sheet are limited.