CN209919685U - Special material taking forceps for pathology - Google Patents
Special material taking forceps for pathology Download PDFInfo
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- CN209919685U CN209919685U CN201920282824.0U CN201920282824U CN209919685U CN 209919685 U CN209919685 U CN 209919685U CN 201920282824 U CN201920282824 U CN 201920282824U CN 209919685 U CN209919685 U CN 209919685U
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- forceps
- dye liquor
- push rod
- forceps arm
- mounting groove
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Abstract
The utility model provides a special tweezers of drawing materials of pathology for let medical personnel carry out the centre gripping to pathological tissue sample and carry the dye liquor to this tissue sample, include: one end of the first forceps arm is a first connecting end; one end of the second forceps arm is a second connecting end, the other end of the second forceps arm is a clamping end, the second connecting end and the first connecting end are connected and form a connecting part together, and a dye liquor flow channel is arranged in the second forceps arm; the volumetric flask is arranged on the connecting part, communicated with the dye liquor flow passage and used for containing the dye liquor; and a flow rate control unit. Wherein, be provided with the mounting groove on the second tweezers arm, flow control portion contains shell fragment and push rod, the fixed part that the shell fragment has and fix the shell fragment body on the fixed part, the peripheral and the inner wall laminating of dye liquor runner of shell fragment body, the push rod has the push rod body and sets up pressing the splenium and the promotion portion at push rod body both ends respectively, the push rod main part is installed in the mounting groove, presses the outside that the splenium is located the second tweezers arm, promotion portion and shell fragment body looks butt.
Description
Technical Field
The utility model belongs to the medical equipment field, concretely relates to special tweezers of drawing materials of pathology.
Background
At present, medical care personnel mainly adopt surgical toothless forceps when taking materials from small pathological biopsy tissue specimens and dyeing the tissue specimens. The specific process of taking materials and dyeing by adopting the surgical toothless forceps comprises the following steps: firstly, clamping a small piece of tissue out of a specimen bag or a specimen bottle by using clean forceps, and placing the small piece of tissue on filter paper; then dipping a small amount of dye solution on the forceps feet of the washed forceps, and dripping the dye solution on the tissue to dye the tissue; then, the filter paper was wrapped with tweezers and placed in an embedding cassette. The forceps are washed clean and then can enter the next tissue drawing process.
However, the above-mentioned material drawing process has the following disadvantages: 1. tweezers need to be washed many times, increase great work load for medical personnel, seriously influence the efficiency of drawing materials. 2. When medical personnel need carry out a plurality of tissue specimens and draw materials or medical personnel of newly attending a job carelessly only wash tweezers and not in place to tweezers, when reusing the tweezers that do not wash clean and draw the tissue specimen, can cause the cross contamination to the sample. 3. Every time material is taken, the tweezers are required to be stained with dye solutions such as eosin or mercurous chloride and the like, and then the tissue specimen is stained, so that the operation is complex, and the working efficiency is low. 4. When medical personnel need carry out a plurality of tissue specimens and draw materials, the tweezers washed the back and just can be stained with the dye liquor through drying process and can cause the dye liquor to dilute, influence sample dyeing effect.
In summary, there is a need to provide a forceps for taking materials specially used for pathology to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve above-mentioned problem and go on, aim at provides a special tweezers of drawing materials of pathology, can let medical personnel carry out the centre gripping to pathological tissue sample and carry the dye liquor to this tissue sample, and simple structure, convenient operation.
The utility model adopts the following technical scheme:
the utility model provides a special tweezers of drawing materials of pathology lets medical personnel carry out the centre gripping to pathological tissue sample and carry the dye liquor to this tissue sample, a serial communication port, include: one end of the first forceps arm is a first connecting end; the dye liquor channel is arranged in the second forceps arm along the length direction of the second forceps arm, and a liquor inlet and a liquor outlet of the dye liquor channel are respectively positioned on the end surfaces of the second connecting end and the clamping end; the volumetric flask is detachably arranged on the connecting part and communicated with the liquid inlet and is used for containing dye liquor; and a flow control part, which is used for controlling the flow of the dye in the dye flow channel, wherein, a mounting groove communicated with the dye flow channel is arranged on the second forceps arm, the flow control part comprises an elastic sheet and a push rod, the elastic sheet is provided with a fixing part and an elastic sheet body, the fixing part is fixedly arranged on the inner wall of the dye flow channel and is arranged opposite to the mounting groove, the elastic sheet body is fixed on the fixing part, the periphery of the elastic sheet body is attached to the inner wall of the dye flow channel, the elastic sheet body and the length direction of the second forceps arm form an included angle theta, 30 degrees < theta <45 degrees, the push rod is provided with a push rod body and a push part, the push rod body is slidably arranged in the mounting groove, the push part is positioned outside the second forceps arm and is connected with one end of the push rod body.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the end face of the clamping end and the length direction of the second forceps arm form an included angle alpha, and the included angle alpha is more than 45 degrees and less than 60 degrees.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, connecting portion are cylindrical, volumetric flask and connecting portion threaded connection.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the bottleneck department of volumetric flask is provided with the filter screen.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the mounting groove is cylindrical logical groove, push rod body, press splenium and promotion portion all to be cylindrically, the diameter of push rod body and the diameter phase-match of mounting groove, press the diameter of splenium to be greater than the diameter of mounting groove, the diameter of promotion portion is greater than the diameter of mounting groove.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the thickness of the second forceps arm from the second connecting end to the clamping end gradually decreases.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the diameter of the dye liquor runner from the second connecting end to the clamping end is gradually reduced.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein the thickness of the second forceps arm is 0.8-0.1cm, and the diameter of the dye liquor runner is 0.1-0.6 cm.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the volumetric flask has a volume of 40-60 ml.
The utility model provides a special tweezers of drawing materials of pathology can also have such characteristic: wherein, the volumetric flask is made by transparent material bottle.
Action and effect of the utility model
According to the special material taking tweezers for pathology provided by the utility model, because the special material taking tweezers are provided with the first tweezers arm, the second tweezers arm, the volumetric flask and the flow control part, one end of the first tweezers arm is the first connecting end; one end of the second forceps arm is a second connecting end, the second connecting end and the first connecting end are integrally formed and connected to form a connecting part together, a dye liquor flow channel is arranged in the second forceps arm, and a liquor outlet of the dye liquor flow channel is located on the end face of the second connecting end; the volumetric flask is installed on connecting portion and is linked together with the inlet of dye liquor runner, so the utility model discloses in, when dyeing tissue specimen, dye liquor loops through bottleneck, dye liquor runner's of volumetric flask inlet and liquid outlet, drips tissue specimen on, and does not need tweezers foot of tweezers to be stained with the dye liquor many times to medical personnel's work load has been reduced and the condition that dye liquor was diluted, polluted has been avoided. Meanwhile, the liquid outlet is positioned on the end face of the clamping end, so that when the first forceps arm and the second forceps arm extract tissues, residual dye liquor in the dye liquor flow channel can not directly contact the tissues, and the special material taking forceps for pathology do not need to wash the dye liquor for many times in the use process, thereby reducing the workload of medical workers.
Moreover, because the second forceps arm is provided with the mounting groove, the flow control part comprises an elastic sheet and a push rod, the elastic sheet is provided with a fixing part and an elastic sheet body, the fixing part is fixedly mounted on the inner wall of the dye liquor flow channel, the elastic sheet body is fixed on the fixing part, the periphery of the elastic sheet body is attached to the inner wall of the dye liquor flow channel, an included angle theta is formed between the elastic sheet body and the length direction of the second forceps arm, 30 degrees < theta <45 degrees, the push rod is provided with a push rod body, a pressing part and a pushing part, the push rod body is slidably mounted in the mounting groove, the pressing part is positioned outside the second forceps arm and is connected with one end of the push rod body, the pushing part is connected with the other end of the push rod body and is abutted against the elastic sheet body, so when the tissue sample is extracted through the first forceps arm and the second forceps arm, the dye, the dye liquor can flow out through the liquor outlet of the dye liquor flow passage, thereby improving the material taking efficiency.
Drawings
Fig. 1 is a schematic structural view of a forceps for taking materials specially used for pathology according to an embodiment of the present invention;
FIG. 2 is a longitudinal sectional view of portion A of FIG. 1;
FIG. 3 is a partial perspective view of portion B of FIG. 2; and
fig. 4 is a partially enlarged view of a portion C in fig. 2.
Detailed Description
In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the following embodiments are specifically illustrated in conjunction with the accompanying drawings.
Fig. 1 is a schematic structural view of a forceps for taking materials specially used for pathology according to an embodiment of the present invention.
As shown in fig. 1, the forceps 100 for taking pathological samples in this embodiment is used for holding pathological tissue specimens and delivering dye solution to the pathological tissue specimens, and includes a first forceps arm 10, a second forceps arm 20, a volumetric flask 30, and a flow control portion 40.
As shown in figure 1, the first forceps arm 10 has two ends, one end being a first connection end 11 and the other end being a gripping end 12. The thickness of the first forceps arm 10 from the first connecting end 11 to the holding end 12 gradually decreases. In the present embodiment, the first forceps arm 10 has a thickness of 0.2-0.4cm and a length of 17-19 cm.
Fig. 2 is a longitudinal sectional view of a portion a in fig. 1.
As shown in figures 1 and 2, one end of the second forceps arm 20 is a second connecting end 21, and the end far away from the second connecting end 21 is a clamping end 22. The second connection end 21 is integrally connected with the first connection end 11 and forms a connection portion 50 together. In the present embodiment, the connecting portion 50 has a cylindrical shape, and the circumferential surface of the connecting portion 50 is provided with an external thread.
The thickness of the second forceps arm 20 gradually decreases from the second connection end 21 to the grip end 22. In this embodiment, the thickness of the second forceps arm is 0.8-0.1 cm.
The second forceps arm 20 is provided with a dye flow channel 23 arranged along the length direction of the second forceps arm 20, and the dye flow channel 23 is used for conveying a dye, so that the dye flows out from the liquid outlet 23a and is dripped on a tissue specimen to dye the tissue specimen.
A liquor inlet (not shown) of the dye liquor channel 23 is positioned on the end face of the second connecting end 21. The liquid outlet 23a of the dye liquid flow passage 23 is located on the end surface of the clamping end 22 and is far away from the first forceps arm 10. In this embodiment, the dye liquor flow channel 23 decreases in diameter from the second connecting end 21 to the holding end 22. In this embodiment, the diameter of the dye liquid flow path 23 is 0.1-0.6 cm.
Fig. 3 is a partial perspective view of a portion B in fig. 2.
As shown in fig. 3, in the present embodiment, a groove portion 22a communicating with the liquid outlet 23a is further provided on the end surface of the holding end 22. When the dye solution is transported through the dye solution channel 23, the dye solution flows out along the groove portion 22a and is dropped onto the tissue specimen.
As shown in figures 1 and 2, the second forceps arm 20 is provided with a mounting groove 24 communicated with the dye liquid flow passage at a position far away from the second connecting end 21 (i.e. at a position where a user holds the second forceps arm 20). In this embodiment, the mounting groove 24 is cylindrical.
As shown in fig. 1 and 2, the end face of the holding end 22 has an angle α with the length direction of the second forceps arm 20, 45 ° < α <60 °.
As shown in fig. 1 and 2, the volumetric flask 30 is made of transparent material, is detachably mounted on the connecting portion 50 and communicates with the liquid inlet for containing the dyeing liquid. In the present embodiment, the inner wall of the mouth of the volumetric flask 30 is provided with an internal thread matching with the external thread of the connecting portion 50. The volumetric flask 30 is screwed with the connecting part 50 and a gasket is arranged between the volumetric flask 30 and the connecting part 50 to prevent dye liquid from leaking out from the connecting part of the volumetric flask 30 and the connecting part 50. In this embodiment, the volumetric flask 30 has a volume of 40 to 60ml and a length of 3 to 5 cm. The volumetric flask 30 is provided with a plurality of scale marks at intervals in sequence from a bottleneck close to the volumetric flask 30, and the volume interval between two adjacent scale marks is 10 ml. A filter screen 31 is arranged at the bottleneck of the volumetric flask 30. When the dye solution in the volumetric flask 30 is used up, the mouth of the volumetric flask is directed upward, the coupling portion 50 is rotated to separate the coupling portion 50 from the volumetric flask 30, the dye solution is added to the volumetric flask 30, and finally the coupling portion 50 is remounted on the volumetric flask 30.
Fig. 4 is a partially enlarged view of a portion C in fig. 2.
As shown in figure 4, the flow control part 40 is installed on the second forceps arm 20 and is used for controlling the flow of the dye liquid in the dye liquid flow passage 23. The flow rate control portion 40 includes a spring plate 41 and a push rod 42.
As shown in fig. 4, the spring 41 has a fixing portion 411 and a spring body 412 fixed to the fixing portion 411.
The fixing part 411 is fixedly installed on an inner wall of the dye solution flow passage 23 and is disposed opposite to the installation groove 24 and below the installation groove 24.
The dome body 412 is made of an elastic material (e.g., elastic rubber). The elastic sheet body 412 and the length direction of the second forceps arm 20 form an included angle theta, and the included angle theta is more than 30 degrees and less than 45 degrees. The side of the spring body 412 away from the fixing portion 31 is located above the mounting groove 24. The elastic piece body 412 is in an oval shape matched with the cross section of the dye liquor flow passage 23, so that the periphery of the elastic piece body 412 is attached to the inner wall of the dye liquor flow passage 23.
As shown in fig. 4, the plunger 42 includes a plunger body 421, and a pressing portion 422 and a pushing portion 423.
The push rod body 421 has a cylindrical shape with a diameter matching the diameter of the mounting groove 24. The push rod main body 421 is slidably mounted in the mounting groove 24, and a seal ring (e.g., rubber ring) 43 is disposed between the push rod main body 421 and the mounting groove 24.
The pressing part 422 is cylindrical, is located outside the second forceps arm 20, and is connected with one end of the push rod main body 421. The diameter of the pressing portion 422 is larger than that of the mounting groove 24.
The pushing portion 423 is connected to the other end of the push rod main body 421 and abuts against the spring plate body 412. The pushing portion 423 has a diameter larger than that of the mounting groove 24. When the tissue specimen is stained, the user presses the pressing part 422 to slide the push rod main body 421 towards the elastic piece body 412 relative to the installation groove 24, so that the pushing part 423 pushes the elastic piece body 412 to bend relative to the fixing part 411, and the dye solution at the liquid inlet of the dye solution flow passage 23 flows out from the liquid outlet 23 a.
The use process of the special pathological sampling forceps 100 in this embodiment is as follows:
first, the user now adds the dye liquor to the volumetric flask 30 and then mounts the volumetric flask 30 on the connecting portion 50.
Then, the user grasps the tissue specimen by the first forceps arm 10 and the second forceps arm 20, takes out the tissue specimen from the specimen bag or the specimen bottle, and places it on the filter paper.
Finally, the user presses the pressing portion 422 to cause the staining solution to flow out of the solution outlet 23a and drip on the tissue specimen, thereby staining the tissue specimen.
Effects and effects of the embodiments
According to the special material taking forceps for pathology provided by the embodiment, because the forceps are provided with the first forceps arm, the second forceps arm, the volumetric flask and the flow control part, one end of the first forceps arm is the first connection end; one end of the second forceps arm is a second connecting end, the second connecting end and the first connecting end are integrally formed and connected to form a connecting part together, a dye liquor flow channel is arranged in the second forceps arm, and a liquor outlet of the dye liquor flow channel is located on the end face of the second connecting end; the volumetric flask is installed on connecting portion and is linked together with the inlet of dye liquor runner, so in this embodiment, when dyeing tissue specimen, the dye liquor loops through the bottleneck of volumetric flask, the inlet and the liquid outlet of dye liquor runner, drips tissue specimen on, and does not need tweezers foot of tweezers to be stained with the dye liquor many times to medical personnel's work load has been reduced and the condition that the dye liquor was diluted, polluted has been avoided. Meanwhile, the liquid outlet is positioned on the end face of the clamping end, so that when the first forceps arm and the second forceps arm extract tissues, residual dye liquor in the dye liquor flow channel can not directly contact the tissues, and the special material taking forceps for pathology do not need to wash the dye liquor for many times in the use process, thereby reducing the workload of medical workers.
Moreover, because the second forceps arm is provided with the mounting groove, the flow control part comprises an elastic sheet and a push rod, the elastic sheet is provided with a fixing part and an elastic sheet body, the fixing part is fixedly mounted on the inner wall of the dye liquor flow channel, the elastic sheet body is fixed on the fixing part, the periphery of the elastic sheet body is attached to the inner wall of the dye liquor flow channel, an included angle theta is formed between the elastic sheet body and the length direction of the second forceps arm, 30 degrees < theta <45 degrees, the push rod is provided with a push rod body, a pressing part and a pushing part, the push rod body is slidably mounted in the mounting groove, the pressing part is positioned outside the second forceps arm and is connected with one end of the push rod body, the pushing part is connected with the other end of the push rod body and is abutted against the elastic sheet body, so when the tissue sample is extracted through the first forceps arm and the second forceps arm, the dye, the dye liquor can flow out through the liquor outlet of the dye liquor flow passage, thereby improving the material taking efficiency.
In addition, because the bottleneck department of volumetric flask is provided with the filter screen, when the bottleneck inflow dye liquor runner's of dye liquor from the volumetric flask inlet, can filter the particulate matter in the dye liquor to avoid this particulate matter to get into the dye liquor runner, and cause the dye liquor runner to block up.
In addition, because the mounting groove leads to the groove for cylindrical, the push rod body, press splenium and promotion portion all to be cylindrical, the diameter of push rod body and the diameter phase-match of mounting groove, press the diameter of splenium to be greater than the diameter of mounting groove, the diameter of promotion portion is greater than the diameter of mounting groove to avoid pressing the splenium to be pressed and get into the mounting groove.
In addition, since the volumetric flask is made of a transparent material, and since the volumetric flask is made of such a material, the user can directly observe the use of the dye solution in the volumetric flask in this embodiment.
The above embodiments are only for illustrating the specific embodiments of the present invention, but the present invention is not limited to the scope described in the above embodiments, and those skilled in the art can make various modifications or modifications within the scope of the appended claims without any inventive work.
Claims (10)
1. The utility model provides a special tweezers of drawing materials of pathology for let medical personnel carry out the centre gripping to pathological tissue sample and carry the dye liquor to this tissue sample, a serial communication port, include:
one end of the first forceps arm is a first connecting end;
the dye liquor flow channel is arranged in the second forceps arm along the length direction of the second forceps arm, and a liquor inlet and a liquor outlet of the dye liquor flow channel are respectively positioned on the end surfaces of the second connecting end and the clamping end;
the volumetric flask is detachably arranged on the connecting part, is communicated with the liquid inlet and is used for accommodating dye liquor; and
a flow control part for controlling the flow of the dye liquor in the dye liquor flow passage,
wherein the second forceps arm is provided with an installation groove communicated with the dye liquor flow passage,
the flow control part comprises an elastic sheet and a push rod,
the elastic sheet is provided with a fixed part and an elastic sheet body,
the fixing part is fixedly arranged on the inner wall of the dye liquor flow passage and is opposite to the mounting groove,
the elastic sheet body is fixed on the fixing part, the periphery of the elastic sheet body is attached to the inner wall of the dye liquor flow channel, an included angle theta is formed between the elastic sheet body and the second forceps arm in the length direction, the included angle theta is 30 degrees < theta <45 degrees,
the push rod is provided with a push rod body, a pressing part and a pushing part,
the push rod body is arranged in the mounting groove in a sliding way,
the pressing part is positioned outside the second forceps arm and is connected with one end of the push rod body,
the pushing part is connected with the other end of the push rod body and is abutted against the elastic sheet body.
2. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein the end face of the holding end and the length direction of the second forceps arm form an included angle alpha, and the included angle alpha is 45 degrees and less than alpha <60 degrees.
3. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein the connecting part is in a cylindrical shape,
the volumetric flask with connecting portion threaded connection.
4. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein, the bottleneck department of volumetric flask is provided with the filter screen.
5. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein the mounting groove is a cylindrical through groove,
the push rod body, the pressing part and the pushing part are all cylindrical,
the diameter of the push rod body is matched with that of the mounting groove,
the diameter of the pressing part is larger than that of the mounting groove,
the diameter of the pushing part is larger than that of the mounting groove.
6. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein the thickness of the second forceps arm from the second connecting end to the clamping end is gradually reduced.
7. The special pathological material-drawing forceps as claimed in claim 6, wherein:
wherein the diameter of the dye liquor flow passage from the second connecting end to the clamping end is gradually reduced.
8. The special forceps for taking materials for pathology according to claim 7, characterized in that:
wherein the thickness of the second forceps arm is 0.8-0.1cm, and the diameter of the dye liquor runner is 0.1-0.6 cm.
9. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein, the volumetric flask has a volume of 40-60 ml.
10. The special pathological material-drawing forceps as claimed in claim 1, wherein:
wherein, the volumetric flask is the bottle of being made by transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282824.0U CN209919685U (en) | 2019-03-06 | 2019-03-06 | Special material taking forceps for pathology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282824.0U CN209919685U (en) | 2019-03-06 | 2019-03-06 | Special material taking forceps for pathology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209919685U true CN209919685U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920282824.0U Expired - Fee Related CN209919685U (en) | 2019-03-06 | 2019-03-06 | Special material taking forceps for pathology |
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| Country | Link |
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| CN (1) | CN209919685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220073274A (en) * | 2020-11-26 | 2022-06-03 | (의) 삼성의료재단 | Forceps with a fluid discharging structure |
-
2019
- 2019-03-06 CN CN201920282824.0U patent/CN209919685U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220073274A (en) * | 2020-11-26 | 2022-06-03 | (의) 삼성의료재단 | Forceps with a fluid discharging structure |
| KR102432048B1 (en) * | 2020-11-26 | 2022-08-12 | (의)삼성의료재단 | Forceps with a fluid discharging structure |
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