Pathological tissue sampler

Abstract

The utility model relates to the technical field of sampling devices, in particular to a pathological tissue sampling device which comprises an operation platform, a support is arranged below the operation platform, a through hole used for being connected with a specimen tube in a sleeved mode is formed in the operation platform, the through hole is formed in the middle of the operation platform, and the through hole extends from the upper surface of the operation platform to the lower surface of the operation platform. The pathological tissue sampler comprises an operating platform, a through hole is formed in the operating platform, a tubular cutter is arranged on the operating platform in a sliding mode, the tubular cutter is located above the through hole and arranged corresponding to the through hole, and an annular blade part is arranged at the end, close to the through hole, of the tubular cutter. And the cut tissue is taken into the specimen tube by pressing the movable push rod, so that the sampling efficiency is high, the incision is regular, the specimen is well arranged, and subsequent pathological detection and analysis on pathological tissue slices are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of samplers, in particular to a pathological tissue sampler. Background Art

[0002] In the prior art, after the pathological tissue sections are taken from the patient, it is necessary to further take samples from the ex vivo pathological tissue specimens, put them into specimen tubes for sealing, and then put the specimen tubes into liquid nitrogen tanks for sealing.

[0003] When sampling ex vivo pathological tissue slices, the current common practice is to use scissors to cut a piece directly from the pathological tissue and then put it into a specimen tube for storage. Although this method is simple, it is inefficient. The pathological tissue is easily cut into pieces during operation, and the layers are not clear. Utility Model Content

[0004] The technical problem to be solved by the utility model is that in order to solve the problem that when sampling isolated pathological tissue slices, the current common practice is to use scissors to directly cut a piece from the pathological tissue and then put it into a specimen tube for storage. Although this method is simple, it is inefficient, the pathological tissue is easily cut into pieces during operation, and the layers are not clear. A pathological tissue sampler is now provided.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a pathological tissue sampler, including an operating platform, a bracket is arranged below the operating platform, a through hole for sleeve specimen tube is arranged on the operating platform, the through hole is arranged in the middle of the operating platform, the through hole extends from the upper surface of the operating platform to the lower surface, a tubular cutter is slidably arranged on the operating platform, the tubular cutter is located above the through hole and is arranged correspondingly, the end of the tubular cutter close to the through hole has an annular blade, a movable push rod inserted from above is arranged in the tubular cutter, and the tubular cutter is used to move and extend into the through hole under the action of pressing force. Compared with the prior art, this solution presses the tubular cutter and cuts the case tissue on the operating platform, and brings the cut tissue into the specimen tube by pressing the movable push rod, with high sampling efficiency, regular incision, clear specimen layers, and is conducive to subsequent pathological detection and analysis of pathological tissue sections.

[0006] In order to enable the tubular cutter to slide on the operating platform, in some preferred embodiments, a guide mechanism is provided above the operating platform, the guide mechanism includes a guide hole for the tubular cutter to pass through, and the tubular cutter is provided in the guide hole. By providing the guide hole on the operating platform, the guide hole matches the tubular cutter, and the tubular cutter can slide in the guide hole.

[0007] In order to facilitate the resetting of the tubular cutter, in some preferred embodiments, a resetting spring is provided between the guide hole and the tubular cutter, and the resetting spring is used to resetting the tubular cutter. By providing the resetting spring between the guide hole and the tubular cutter, when the tubular cutter is pressed down, the resetting spring is stressed and deformed, and when the stress on the tubular cutter disappears, the resetting spring generates a reverse force on the tubular cutter, and drives the tubular cutter to move and reset.

[0008] In some preferred embodiments, the guide mechanism is fixed above the operating platform via a cantilever fixedly arranged on the operating platform.

[0009] In order to facilitate the operation of the tubular cutter, in some preferred embodiments, a pressing handle is provided on the upper end of the tubular cutter. By providing the pressing handle on the tubular cutter, the operation of the tubular cutter is facilitated.

[0010] In order to facilitate fixing the specimen tube on the operating platform, in some preferred embodiments, the end of the through hole away from the tubular cutter has an internal thread, and one end of the specimen tube is provided with an external thread, and the external thread matches the internal thread.

[0011] In some preferred embodiments, the upper surface of the operating platform is a frosted surface.

[0012] In order to prevent the specimen from shifting during cutting, some preferred embodiments further include a movable pressing plate with a through hole, the movable pressing plate is laid flat on the upper surface of the operating platform, and the through hole is arranged corresponding to the through hole.

[0013] In order to improve the positioning efficiency of the operating platform, in some preferred embodiments, a limiting mechanism is provided on the operating platform, and the limiting mechanism is used to position the movable pressing plate on the operating platform and make the through hole and the through hole correspond to each other.

[0014] Preferably, in some embodiments, the limiting mechanism comprises a stopper matched with the movable pressing plate, and the stopper is arranged on the operating platform.

[0015] The beneficial effects of the utility model are as follows: when the pathological tissue sampler of the utility model is in use, the case tissue on the operating platform is cut by pressing the tubular cutter, and the cut tissue is brought into the specimen tube by pressing the movable push rod, the sampling efficiency is high, the incision is regular, the specimen layer is clear, and it is conducive to subsequent pathological detection and analysis of the pathological tissue slices, avoiding the current common practice of directly cutting a piece of the pathological tissue with scissors and then stuffing it into the specimen tube for storage when sampling the ex vivo pathological tissue slices. Although this method is simple, it is inefficient, the pathological tissue is easily cut into pieces during operation, and the layer is not clear. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the tubular cutter of the utility model.

[0019] In the figure: 10, operating platform, 11, bracket, 12, stopper, 20, movable pressure plate, 30, specimen tube, 40, tubular cutter, 41, pressing handle, 42, movable push rod, 50, guide mechanism, 51, cantilever. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the embodiments:

[0021] The present invention is not limited to the following specific implementations. A person skilled in the art can implement the present invention in a variety of other specific implementations according to the content disclosed in the present invention, or any design structure and idea of ​​the present invention with simple changes or modifications shall fall within the protection scope of the present invention. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0022] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0024] like Figure 1-2 As shown, a pathological tissue sampler includes an operating platform 10, a bracket 11 is arranged below the operating platform 10, a through hole for sleeve-connecting a specimen tube 30 is arranged on the operating platform 10, the through hole is arranged in the middle of the operating platform 10, and the through hole extends from the upper surface of the operating platform 10 to the lower surface, a tubular cutter 40 is slidably arranged on the operating platform 10, the tubular cutter 40 is located above the through hole and is arranged correspondingly, the tubular cutter 40 has an annular blade at one end close to the through hole, a movable push rod 42 inserted from above is arranged in the tubular cutter 40, and the tubular cutter 40 is used to be displaced and extended into the through hole under the action of pressing force.

[0025] A guide mechanism 50 is arranged above the operating platform 10, and the guide mechanism 50 includes a guide hole for the tubular cutter 40 to pass through. The tubular cutter 40 is arranged in the guide hole, and a reset spring is arranged between the guide hole and the tubular cutter 40. The reset spring is used for resetting the tubular cutter 40. The guide mechanism 50 is fixed above the operating platform 10 by a cantilever 51 fixedly arranged on the operating platform 10.

[0026] A pressing handle 41 is provided at the upper end of the tubular cutter 40 .

[0027] One end of the through hole away from the tubular cutter 40 has an internal thread, and one end of the specimen tube 30 is provided with an external thread, which matches the internal thread.

[0028] The upper surface of the operating platform 10 is a frosted surface, which increases the friction between the operating platform 10 and the pathological tissue.

[0029] It also includes a movable pressing plate 20 with a through hole. The movable pressing plate 20 is laid flat on the upper surface of the operating platform 10. The through hole is arranged corresponding to the through hole, and the diameter of the through hole is not less than the diameter of the through hole.

[0030] A limiting mechanism is provided on the operating platform 10 , which is used to position the movable pressing plate 20 on the operating platform 10 and make the through hole and the through hole correspond to each other. The limiting mechanism includes a stopper 12 matched with the movable pressing plate 20 , and the stopper 12 is arranged on the operating platform 10 .

[0031] When the above-mentioned pathological tissue sampler is used, its method of use is as follows:

[0032] 1 Thread the specimen tube 30 into the through hole below the operating platform 10;

[0033] 2. Lay the pathological tissue slices flat on the upper surface of the operating platform 10, and align the part to be sampled with the through hole on the operating platform 10;

[0034] 3. Press the movable pressing plate 20 onto the pathological tissue slice, and make one side edge of the movable pressing plate 20 close to the L-shaped stopper 12, ensuring that the through holes of the movable pressing plate 20 and the operating platform 10 are aligned;

[0035] 4. Press the tubular cutter 40 downward by hand, and perform punching cutting on the pathological tissue slices through the annular blade at the lower end of the tubular cutter 40;

[0036] Finally, the movable push rod 42 is pressed downward, and the cut pathological tissue specimen is pushed into the specimen tube 30 through the lower end of the movable push rod 42.

[0037] The pathological tissue sampler provided in this embodiment has the advantages of high sampling efficiency, regular incision, and clear specimen layers, which is conducive to subsequent pathological detection and analysis of pathological tissue sections.

[0038] The above-mentioned ideal embodiments of the utility model are inspirations. Through the above-mentioned description, relevant staff can make various changes and modifications without deviating from the technical concept of the utility model. The technical scope of the utility model is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A pathological tissue sampler, characterized in that: The invention comprises an operating platform (10), a support (11) is arranged below the operating platform (10), a through hole for sleeve-connecting a specimen tube (30) is arranged on the operating platform (10), the through hole is arranged in the middle of the operating platform (10), and the through hole extends from the upper surface of the operating platform (10) to the lower surface, a tubular cutter (40) is slidably arranged on the operating platform (10), the tubular cutter (40) is located above the through hole and is arranged correspondingly, the tubular cutter (40) has an annular blade at one end close to the through hole, a movable push rod (42) inserted from above is arranged inside the tubular cutter (40), and the tubular cutter (40) is used to be displaced and extended into the through hole under the action of pressing force.

2. A pathological tissue sampler according to claim 1, characterized in that: A guide mechanism (50) is arranged above the operating platform (10), and the guide mechanism (50) comprises a guide hole for allowing the tubular cutter (40) to pass through, and the tubular cutter (40) is arranged in the guide hole.

3. A pathological tissue sampler according to claim 2, characterized in that: A return spring is provided between the guide hole and the tubular cutter (40), and the return spring is used for returning the tubular cutter (40).

4. A pathological tissue sampler according to claim 2 or 3, characterized in that: The guide mechanism (50) is fixed above the operating platform (10) via a cantilever (51) fixedly arranged on the operating platform (10).

5. A pathological tissue sampler according to claim 1, characterized in that: The upper end of the tubular cutter (40) is provided with a pressing handle (41).

6. A pathological tissue sampler according to claim 1, characterized in that: One end of the through hole away from the tubular cutter (40) has an internal thread, and one end of the specimen tube (30) is provided with an external thread, which matches the internal thread.

7. A pathological tissue sampler according to claim 1, characterized in that: The upper surface of the operating platform (10) is a frosted surface.

8. A pathological tissue sampler according to claim 1, characterized in that: It also comprises a movable pressing plate (20) having a through hole, wherein the movable pressing plate (20) is laid flat on the upper surface of the operating platform (10), and the through hole is arranged corresponding to the through hole.

9. A pathological tissue sampler according to claim 8, characterized in that: The operating platform (10) is provided with a limiting mechanism, which is used to position the movable pressing plate (20) on the operating platform (10) and to make the through hole and the through hole correspond to each other.

10. A pathological tissue sampler according to claim 9, characterized in that: The limiting mechanism comprises a stopper (12) matched with the movable pressing plate (20), and the stopper (12) is arranged on the operating platform (10).

Images