CN212521943U - Hydatid puncturing device - Google Patents
Hydatid puncturing device Download PDFInfo
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- CN212521943U CN212521943U CN202020543784.3U CN202020543784U CN212521943U CN 212521943 U CN212521943 U CN 212521943U CN 202020543784 U CN202020543784 U CN 202020543784U CN 212521943 U CN212521943 U CN 212521943U
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- suction
- hydatid
- tail end
- inner needle
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Abstract
The utility model provides a hydatid piercing depth with novel structural design. The device comprises a suction pipe and an irrigation pipe which are integrated, wherein the front ends of the suction pipe and the irrigation pipe are communicated with a hard connecting pipe together, the front end of the connecting pipe is connected with a puncture needle, and the front end of the puncture needle is pointed and provided with an opening; the suction tube tail end is equipped with the connector of being connected with the suction pump, is equipped with the sealing plug on the lavage tube tail end opening, the puncture needle is interior to alternate has an interior needle tubing, and interior needle tubing can be in the puncture needle axial displacement, and is equipped with an elastic device in the connecting pipe and with interior needle tubing front end ejecting to the puncture needle outside, interior needle tubing front end is the sphere arcuation, and interior needle tubing front end is equipped with the perforation, interior needle tubing tail end and connecting pipe intercommunication.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a hydatid piercing depth.
Background
Echinococcosis (echinococcosis) is a chronic parasitic disease caused by infection of human with echinococcus larvae (echinococcosis). The clinical manifestations of this disease vary depending on the location, size and presence of complications of hydatid cyst. The echinococcosis combined sac sequentially comprises a fibrous layer, a horny layer, a hair growth layer, an ascon and a sac fluid from outside to inside, and due to the protective action of the fibrous layer and the horny layer, the conventional drug therapy has no effect in the treatment of the echinococcosis. At present, the main treatment modes are complete excision of the outer capsule (liver and fibrous layer) and excision of the inner capsule (horny layer and hair growing layer) under the condition of opening the abdomen.
At present, the echinococcus hepatica endocyst extirpation adopts self-made suction tubes (comprising a number 26 latex tube, a 50ml syringe needle and a 20ml syringe needle), firstly uses the suction tube to suck the echinococcus cyst fluid, extracts the suction tube, enlarges the incision, takes out cyst skin (not inactivated) and then injects hypertonic saline into the cyst through a water injection tube to kill echinococcus. The suction tube is self-made in the process, occupational exposure risks exist, the hydatid is easily exposed in the inserting and pulling process, the abdominal cavity is planted, the incision is enlarged, and the non-inactivated cyst skin is taken out, so that the hydatid is also easily exposed to the abdominal cavity.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a hydatid puncture device with novel structural design.
In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:
designing a hydatid puncture device, which comprises an integrated suction tube and an integrated lavage tube, wherein the front ends of the suction tube and the lavage tube are communicated with a hard connecting tube together; the suction tube tail end is equipped with the connector of being connected with the suction pump, is equipped with the sealing plug on the lavage tube tail end opening, the puncture needle is interior to alternate has an interior needle tubing, and interior needle tubing can be in the puncture needle axial displacement, and is equipped with an elastic device in the connecting pipe and with interior needle tubing front end ejecting to the puncture needle outside, interior needle tubing front end is the sphere arcuation, and interior needle tubing front end is equipped with the perforation, interior needle tubing tail end and connecting pipe intercommunication.
The elastic device comprises a spring and a connecting sheet, wherein the spring is positioned in the connecting tube, the connecting sheet is connected with the tail end of the inner needle tube and positioned in the connecting tube, an opening at the tail end of the inner needle tube penetrates through the connecting sheet, the front end of the spring abuts against the connecting sheet, and the tail end of the spring abuts against the inner wall of the tail part in the connecting tube.
The front end part and the side wall of the inner needle tube are provided with the through holes.
The lavage tube tail end is to keeping away from the crooked setting of suction tube direction, the sealing plug passes through the flexible connection plastic sheet and is connected with the lavage tube.
Be close to be equipped with an governing valve on the suction tube afterbody department suction tube lateral wall, the governing valve is including communicateing communicating pipe in the suction tube, and the flexible cover of silica gel on communicating pipe is equipped with at least one regulation hole on the lateral wall on the axial direction of flexible cover of silica gel, and after flexible cover of silica gel was in communicating pipe, through adjusting the flexible cover of silica gel in the degree of depth alternative sealed or open on communicating pipe the regulation hole.
The silica gel flexible sleeve is connected with the suction pipe through the flexible connecting strip.
And scale marks for marking scales are arranged on the side wall of the puncture needle.
The beneficial effects of the utility model reside in that:
its structural design of this design is novel, adopts the interior needle tubing that kick-backs, and after wearing the hydatid cyst skin, interior needle tubing protectiveness kick-backs, and interior needle tubing front end passes pjncture needle front end needle point position and becomes circular shield shape, can prevent, avoid the pjncture needle to destroy other tissues, prevents to take place the occupation that the pjncture needle stabbed and hindered and exposes.
Secondly, the accurate scale design of the front end of the puncture needle can ensure that a doctor can puncture safely, avoid puncturing the hydatid cavity to cause planting and avoid puncturing the blood vessel.
Moreover, the lavage tube is convenient for the high-permeability saline infusion in the operation, and reduces the pollution probability caused by back-and-forth suction.
Fourthly, the integrated hydatid puncture device is adopted in the design, so that the cost is low, and the operation of a clinician in an operation is convenient.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of the portion B of FIG. 1;
fig. 4 is an enlarged schematic view of the part C in fig. 1.
Detailed Description
The invention will be further described with reference to the following figures and examples:
example 1: a hydatid puncturing device, see fig. 1-4.
The device comprises a suction tube 1 and an irrigation tube 2 which are integrated, wherein the front ends of the suction tube 1 and the irrigation tube 2 are communicated with a hard connecting tube 7, the front end of the connecting tube is connected with a puncture needle 8, and the front end of the puncture needle 8 is pointed and provided with an opening 10; the tail end of the suction tube 1 is provided with a connector connected with the rear needle cylinder of the suction pump.
This design lies in, in this design be equipped with sealing plug 32 on the 3 openings of lavage tube tail end, simultaneously, lavage tube tail end 3 is to keeping away from the crooked setting of suction tube 1 direction, and sealing plug 32 is connected with lavage tube 2 through flexible connection plastic sheet 31.
Further, in the design, an inner needle tube 9 is inserted into the puncture needle 8, the inner needle tube 9 can move axially in the puncture needle 8, and an elastic device is arranged in the connecting tube 7 and ejects the front end of the inner needle tube to the outside of the puncture needle, specifically, the elastic device comprises a spring 6 arranged in the connecting tube and a connecting piece 13 connected with the tail end of the inner needle tube 9 and arranged in the connecting tube 7, an opening at the tail end of the inner needle tube 9 penetrates through the connecting piece 13, the front end of the spring 6 abuts against the connecting piece 13, and the tail end of the spring 6 abuts against the inner wall of the tail part in the connecting tube and applies elastic force to the inner needle tube and enables the front end of the inner needle tube to be ejected.
Furthermore, in the design, the front end 11 of the inner needle tube is in a spherical arc shape, the front end of the inner needle tube is provided with a through hole 12, the tail end of the inner needle tube is communicated with the connecting tube, and the through hole 12 is arranged on the front end part and the side wall of the inner needle tube.
Furthermore, the side wall of the suction pipe is provided with an adjusting valve 5 at the position close to the tail part of the suction pipe 1, the adjusting valve comprises a communicating pipe 51 communicated with the suction pipe, a silica gel flexible sleeve 52 sleeved on the communicating pipe 51, and at least one adjusting hole 53 is arranged on the side wall of the silica gel flexible sleeve in the axial direction; that is, when the flexible cover of silica gel was completely overlapped on communicating pipe, its flexible cover of silica gel tip will communicate the pipe end opening and seal completely, and at this moment, its regulation hole is in the lateral wall and is sealed by communicating pipe lateral wall, and when the flexible cover of silica gel outwards moved partly and impel one of them or a plurality of regulation holes to adjust to communicating pipe tip outside, when its flexible cover of silica gel still overlaps on communicating pipe (as the state shown in fig. 2), can increase the air input that gets into in communicating pipe and the suction tube through the regulation hole, so the size of adjustable suction volume.
Further, the silicone flexible sleeve 52 in the present design is connected to the suction tube via a flexible connecting strip 54.
Furthermore, the side wall of the puncture needle in the design is provided with scale marks for marking scales.
The use method of the device is as follows:
firstly, the tail end of the suction tube is connected with a negative pressure suction device or a suction pump through a connector, and the tail end of the lavage tube is sealed by using a sealing plug.
Inserting the puncture needle into the hydatid cavity, enabling the inner needle tube to be rebounded to the puncture needle under the action of a larger pushing force F1, enabling the puncture needle to puncture the hydatid cavity, observing scales on the puncture needle (the depth of the inner needle tube is adjusted according to the size displayed by the hydatid B ultrasonic wave), enabling the puncture needle to be located in the hydatid cavity, enabling the inner needle tube to be popped out of the puncture needle through the spring, enabling the circular arc outer wall of the front end of the inner needle tube to be in contact with tissues in the hydatid cavity, enabling the force F2 received by the front end of the inner needle tube to be smaller than F1, namely enabling F2 to be smaller than the elastic force of the spring, enabling the inner needle tube to be incapable of being squeezed into the puncture.
Thirdly, after the suction is finished, the regulating valve is closed, the tail end of the lavage tube is connected with an infusion apparatus, and the hypertonic saline is quickly injected into the hydatid residual cavity for 10 to 20 minutes.
And fourthly, opening the negative pressure aspirator and the regulating valve on the suction pipe again, and at the moment, beginning to suck cavity contents (inactivated) from the opening at the front end of the puncture needle and the perforation.
Thus, the puncture, lavage and suction of the hydatid cavity can be completed through the above operations, and in the whole implementation process, it is understood that the regulating valve is not an essential component, and in the use process, the suction quantity can be realized by regulating the regulating valve according to the pressure in the hydatid cavity (the air inflow quantity is regulated during suction).
The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.
Claims (7)
1. A hydatid puncture device comprises an integrated suction tube and an irrigation tube, wherein the front ends of the suction tube and the irrigation tube are communicated with a hard connecting tube together, the front end of the connecting tube is connected with a puncture needle, and the front end of the puncture needle is pointed and provided with an opening; the suction tube tail end is equipped with the connector of being connected with the suction pump, is equipped with the sealing plug on the lavage tube tail end opening, its characterized in that: an inner needle tube is inserted in the puncture needle in a penetrating mode, the inner needle tube can move axially in the puncture needle, an elastic device is arranged in the connecting tube and pushes the front end of the inner needle tube out of the puncture needle, the front end of the inner needle tube is in a spherical arc shape, a through hole is formed in the front end of the inner needle tube, and the tail end of the inner needle tube is communicated with the connecting tube.
2. The hydatid puncturing device of claim 1, wherein: the elastic device comprises a spring and a connecting sheet, wherein the spring is positioned in the connecting tube, the connecting sheet is connected with the tail end of the inner needle tube and positioned in the connecting tube, an opening at the tail end of the inner needle tube penetrates through the connecting sheet, the front end of the spring abuts against the connecting sheet, and the tail end of the spring abuts against the inner wall of the tail part in the connecting tube.
3. The hydatid puncturing device of claim 2, wherein: the front end part and the side wall of the inner needle tube are provided with the through holes.
4. The hydatid puncturing device of claim 3, wherein: the lavage tube tail end is to keeping away from the crooked setting of suction tube direction, the sealing plug passes through the flexible connection plastic sheet and is connected with the lavage tube.
5. The hydatid puncturing device of claim 4, wherein: be close to be equipped with an governing valve on the suction tube afterbody department suction tube lateral wall, the governing valve is including communicateing communicating pipe in the suction tube, and the flexible cover of silica gel on communicating pipe is equipped with at least one regulation hole on the lateral wall on the axial direction of flexible cover of silica gel, and after flexible cover of silica gel was in communicating pipe, through adjusting the flexible cover of silica gel in the degree of depth alternative sealed or open on communicating pipe the regulation hole.
6. The hydatid puncturing device of claim 5, wherein: the silica gel flexible sleeve is connected with the suction pipe through the flexible connecting strip.
7. The hydatid puncturing device of claim 6, wherein: and scale marks for marking scales are arranged on the side wall of the puncture needle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020543784.3U CN212521943U (en) | 2020-04-14 | 2020-04-14 | Hydatid puncturing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020543784.3U CN212521943U (en) | 2020-04-14 | 2020-04-14 | Hydatid puncturing device |
Publications (1)
Publication Number | Publication Date |
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CN212521943U true CN212521943U (en) | 2021-02-12 |
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Family Applications (1)
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CN202020543784.3U Active CN212521943U (en) | 2020-04-14 | 2020-04-14 | Hydatid puncturing device |
Country Status (1)
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CN (1) | CN212521943U (en) |
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2020
- 2020-04-14 CN CN202020543784.3U patent/CN212521943U/en active Active
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