CN211584841U

CN211584841U - Craniocerebral drainage tube

Info

Publication number: CN211584841U
Application number: CN202020066255.9U
Authority: CN
Inventors: 彭以刚
Original assignee: Hunan Boke Medical Technology Co ltd
Current assignee: Hunan Boke Medical Technology Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-29
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a craniocerebral drainage tube, which comprises a first tube body, a second tube body and a conversion joint, wherein a first drainage channel and a first medicine injection channel are arranged in the first tube body, a drainage port is arranged on the first drainage channel, and a medicine injection port is arranged on the first medicine injection channel; the second body is internally provided with a second drainage channel and a second medicine injection channel, the first body and the second body are detachably butted through an adapter, the first drainage channel and the second drainage channel are detachably communicated through the adapter, and the first medicine injection channel and the second medicine injection channel are communicated through the adapter. In clinical application, a subcutaneous undermining needle is required to be used in an auxiliary mode, one end of the first pipe body penetrates through the scalp and is far away from a wound position of the skull of a patient through the subcutaneous undermining needle, so that the wound position of the skull of the patient and the wound position of the first pipe body led out from the scalp of the head of the patient form a certain distance, and intracranial infection caused by cross infection can be avoided. The utility model discloses be applied to the medical equipment field.

Description

Craniocerebral drainage tube

Technical Field

The utility model belongs to the field of medical equipment, especially, relate to a cranium brain drainage tube.

Background

The existing craniocerebral external drainage catheter is divided into a single-cavity drainage catheter and a multi-cavity drainage catheter; in clinical application, the drainage catheter not only provides a channel effect for drainage of intracranial hematoma, effusion and the like out of a cranial cavity, but also provides a channel effect for intracranial injection of a medicament (such as an antibiotic or normal saline), and the single-cavity drainage catheter only has one channel for drainage and medicament injection, so that in clinical practical application, the single-cavity drainage catheter used in the mode can increase the risk of intracranial infection of a patient, and can not realize outward drainage while medicament injection; thus, there is a double-lumen drainage catheter on the market, which has a bifurcation formed at the tip thereof, one end of which is used for injection of a medicine and the other end is used for drainage, and which can separate a medicine injection passage and a drainage passage. However, in practical clinical application, after a doctor places the double-cavity drainage catheter in the skull of a patient, due to the bifurcation on the double-cavity drainage catheter, the hypodermic sub-needle cannot penetrate the double-cavity drainage catheter under the scalp and is far away from the wound position of the skull of the patient, so that the wound position of the skull of the patient and the wound position of the scalp of the head of the patient are in the same place, the wound position of the scalp of the patient is easy to infect due to contact with the outside, and if the wound position of the scalp of the head of the patient is infected, the infection can be easily infected from the wound position of the scalp of the head of the patient to the wound position of the skull of the patient, so that the intracranial of the.

The patent document with the authorization number of CN205084184U discloses a double-cavity craniocerebral drainage tube, which comprises a double-cavity catheter and a flushing tube, wherein the rear ends of the double-cavity catheter and the flushing tube are connected with infusion joints, the double-cavity catheter is provided with a drainage cavity and a flushing cavity, a drainage hole is arranged on the wall of the drainage cavity at the front end of the double-cavity catheter, and a flushing hole communicated with two cavities is arranged on the inner wall between the drainage cavity and the flushing cavity at the rear part of the drainage hole; the flushing pipe is inserted into the double-cavity catheter and is communicated with the flushing cavity with the closed rear end. The tube wall of the double-cavity catheter is also axially provided with a developing line.

The technical solution in the above patent document does not have any technical hint to the above technical problem.

SUMMERY OF THE UTILITY MODEL

The main objective of the utility model is to provide a cranium brain drainage tube, among the clinical application, need the auxiliary use skin underrun needle, pass the scalp with the one end of first body through skin underrun needle and keep away from the wound position of patient skull, make the wound position of patient skull and the wound position that first body was drawn forth from patient head scalp form one section distance, can avoid the intracranial infection that cross infection arouses.

In order to achieve the purpose, the utility model provides a craniocerebral drainage tube, which comprises a first tube body, a second tube body and a conversion joint, wherein a first drainage channel and a first medicine injection channel are arranged in the first tube body, a drainage port is arranged on the first drainage channel, and a medicine injection port is arranged on the first medicine injection channel; the utility model discloses a medicine injection device, including first body, second body, first body, crossover sub, first drainage channel and second drainage channel, be equipped with second drainage channel and second injection passageway in the second body, first body and second body pass through crossover sub and can dismantle the butt joint, first drainage channel and second drainage channel pass through crossover sub and can dismantle the intercommunication, first injection passageway and second injection passageway pass through the crossover sub intercommunication.

In a further improvement, one end of the second pipe body, which is far away from the adapter, is bifurcated to form a main pipe and a branch pipe, the second medicine injection channel extends into the branch pipe, and the second drainage channel extends into the main pipe. The main pipe and the branch pipe which form the branch can completely separate the second medicine injection channel and the second drainage channel and prevent mutual interference.

Further improved, crossover sub includes fixed block, first connecting pipe and second connecting pipe are inserted and are established on the fixed block, first connecting pipe and second connecting pipe are parallel, first drainage channel and second drainage channel can dismantle the cover respectively and establish the both ends at first connecting pipe, first notes medicine passageway and second notes medicine passageway can dismantle the cover respectively and establish the both ends at the second connecting pipe. First body and second body pass through crossover sub and link to each other the back, and first injection passageway and second injection passageway link to each other into a passageway, and first drainage channel and second drainage channel form another passageway, and two passageways can not mutual interference, realize injecting the medicine simultaneously and outside drainage to avoid because to the intracranial injection medicine and outside drainage hematoma etc. use same passageway to produce mutual infection.

In a further improvement, the first connecting pipe and the second connecting pipe are respectively hard pipes, and the first pipe body and the second pipe body are both flexible pipes. Through the butt joint between the flexible pipe and the hard pipe, the butt joint has better sealing performance.

In a further improvement, the hard pipe is a metal pipe or a non-metal pipe or a polymer pipe; the flexible tube is a silicone tube.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect:

use the utility model discloses a cranium brain drainage tube, put into the patient intracranial from the wound position of patient's skull with the one end of first body earlier, the reuse hypodermic needle inserts the other end of first body, the other end that drags first body through the hypodermic needle that sneakes passes a section distance under patient's scalp, then draw forth the other end of first body from the wound position of patient's head scalp, at this moment, there is a section distance between the wound position of patient's skull and the wound position of patient's head scalp, patient's scalp wound position is because with external contact, the infection takes place easily, when the wound position department of patient's head scalp takes place the infection, the wound position of difficult messenger's patient skull also takes place the infection, the risk that the intracranial emergence of patient infected has been reduced. Then, the adapter is connected to the first pipe, and finally, the second pipe is connected to the adapter. The first pipe body and the second pipe body are detachably butted through the adapter. When in butt joint, the first medicine injection channel is communicated with the second medicine injection channel, the first drainage channel is communicated with the second drainage channel, medicine can be injected from the tail end of the second medicine injection channel, and the medicine flows into the first medicine injection channel from the second medicine injection channel and is injected into the intracranial of a patient from a medicine injection port of the first medicine injection channel; simultaneously, intracranial hematoma, hydrops etc. of patient can follow the first drainage channel of drainage mouth entering, get into second drainage channel from first drainage channel, discharge from the terminal opening of second drainage channel at last.

The utility model discloses a craniocerebral drainage tube can realize simultaneously to intracranial injection medicine and outside drainage, can avoid the intracranial infection that cross infection arouses to easy dismounting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a craniocerebral drainage tube;

FIG. 2 is an exploded view of a craniocerebral drainage tube;

FIG. 3 is a perspective view of the crossover joint;

fig. 4 is a cross-sectional view of the adapter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two or more, for example, three or the like, unless specifically defined otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, a craniocerebral drainage tube comprises a first tube body 1, a second tube body 2 and a conversion joint 3, wherein a first drainage channel 11 and a first medicine injection channel 12 are arranged in the first tube body 1, a drainage port 111 is arranged on the first drainage channel 11, and a medicine injection port 121 is arranged on the first medicine injection channel 12; be equipped with second drainage channel 21 and second injection passageway 22 in the second body 2, butt joint can be dismantled through crossover sub 3 to first body 1 and second body 2, first drainage channel 11 and second drainage channel 21 can dismantle the intercommunication through crossover sub 3, first injection passageway 12 and second injection passageway 22 pass through crossover sub 3 intercommunication.

When the craniocerebral drainage tube is used, one end of the first tube body 1 is placed into the skull of a patient from the wound position of the skull of the patient, the subcutaneous sneak needle is inserted into the other end of the first tube body 1, the other end of the first tube body 1 is dragged to penetrate through the scalp of the patient through the subcutaneous sneak needle, and then the other end of the first tube body 1 is led out from the wound position of the scalp of the head of the patient. Then, the adapter 3 is connected to the first pipe body 1, and finally, the second pipe body 2 is connected to the adapter 3. The first pipe body 1 and the second pipe body 2 are detachably butted through the adapter 3. When in butt joint, the first medicine injection channel 12 is communicated with the second medicine injection channel 22, the first drainage channel 11 is communicated with the second drainage channel 21, medicine can be injected from the tail end of the second medicine injection channel 22, and the medicine flows into the first medicine injection channel 12 from the second medicine injection channel 22 and is injected into the intracranial of a patient from the medicine injection port 121 of the first medicine injection channel 12; meanwhile, intracranial hematoma, effusion and the like of the patient can enter the first drainage channel 11 along the drainage port 111, enter the second drainage channel 21 from the first drainage channel 11 and finally be discharged from the opening at the tail end of the second drainage channel 21.

The craniocerebral drainage tube of the embodiment can realize the simultaneous intracranial injection of drugs into a patient and the outward drainage, can avoid intracranial infection caused by cross infection of the patient, and is convenient to disassemble and assemble.

Specifically, the drainage port 111 is located at the end of the first drainage channel 11, and the medicine injection port 121 is located at the end of the first medicine injection channel 12.

In this embodiment, as a further improvement of the above technical solution, a main tube 201 and a branch tube 202 branch from one end of the second tube 2 away from the adapter 3, the second medication channel 22 extends into the branch tube 202, and the second drainage channel 21 extends into the main tube 201. The main tube 201 and the branch tube 202 forming the bifurcation allow the second injection channel 22 and the second drainage channel 21 to be completely isolated from each other, preventing mutual interference.

In this embodiment, as the further improvement of above-mentioned technical scheme, crossover sub 3 includes fixed block 31, first connecting pipe 32 and second connecting pipe 33 are inserted and are established on fixed block 31, first connecting pipe 32 and second connecting pipe 33 are parallel, first drainage channel 11 and second drainage channel 21 can dismantle the cover respectively and establish the both ends at first connecting pipe 32, first medicine injection channel 12 and second medicine injection channel 22 can dismantle the cover respectively and establish the both ends at second connecting pipe 33. First body 1 and second body 2 link to each other the back through crossover sub 3, and first injection passageway 12 and second injection passageway 22 link into a passageway, and first drainage channel 11 and second drainage channel 21 form another passageway, and two passageways can not mutual interference, can inject the medicine simultaneously and outwards drain to avoid because to the intracranial injection medicine and outwards drain use same passageway production mutual infection such as hematoma. In addition, physiological saline can be injected through the first medicine injection channel 12 and the second medicine injection channel 22 to clean the intracranial space, and drainage is performed outwards through the first drainage channel 11 and the second drainage channel 21, so that intracranial and outward drainage can be cleaned simultaneously.

In this embodiment, as a further improvement of the above technical solution, the first connecting pipe 32 and the second connecting pipe 33 are respectively hard pipes, and the first pipe body 1 and the second pipe body 2 are both flexible pipes. Through the butt joint between the flexible pipe and the hard pipe, the butt joint has better sealing performance.

In this embodiment, as a further improvement of the above technical solution, the hard tube is a metal tube or a non-metal tube or a polymer tube; the flexible tube is a silicone tube.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A craniocerebral drainage tube is characterized by comprising a first tube body, a second tube body and a conversion joint, wherein a first drainage channel and a first medicine injection channel are arranged in the first tube body, a drainage port is arranged on the first drainage channel, and a medicine injection port is arranged on the first medicine injection channel; the utility model discloses a medicine injection device, including first body, second body, first body, crossover sub, first drainage channel and second drainage channel, be equipped with second drainage channel and second injection passageway in the second body, first body and second body pass through crossover sub and can dismantle the butt joint, first drainage channel and second drainage channel pass through crossover sub and can dismantle the intercommunication, first injection passageway and second injection passageway pass through the crossover sub intercommunication.

2. The craniocerebral drainage tube of claim 1, wherein one end of the second tube body, which is far away from the adapter, is bifurcated to form a main tube and a branch tube, the second medicine injection channel extends into the branch tube, and the second drainage channel extends into the main tube.

3. The craniocerebral drainage tube according to claim 1, wherein the adapter comprises a fixed block, a first connecting tube and a second connecting tube, the first connecting tube and the second connecting tube are inserted on the fixed block, the first connecting tube and the second connecting tube are parallel, the first drainage channel and the second drainage channel are respectively detachably sleeved at two ends of the first connecting tube, and the first medicine injection channel and the second medicine injection channel are respectively detachably sleeved at two ends of the second connecting tube.

4. The craniocerebral drainage tube of claim 3, wherein the first and second connection tubes are each rigid tubes, and the first and second tubes are both flexible tubes.

5. The craniocerebral drainage tube of claim 4, wherein the stiff tube is a metal tube or a non-metal tube or a polymer tube; the flexible tube is a silicone tube.