CN210447835U

CN210447835U - Neurosurgical catheter device

Info

Publication number: CN210447835U
Application number: CN201920050723.0U
Authority: CN
Inventors: 艾奇渊; 刘海军; 陆永勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2020-05-05
Anticipated expiration: 2029-01-11

Abstract

The utility model relates to a neurosurgery catheter device, which at least comprises a guide tube, a connecting tube and a medicine storage box which are communicated with each other, wherein the neurosurgery guide device at least comprises a first fixed tube, a second fixed tube, an elastic medicine bag and a plurality of springs; the first fixed pipe and the second fixed pipe are connected with each other through the plurality of springs; under the condition that the first fixing tube and the second fixing tube are spliced with each other in a magnetic adsorption mode, the liquid medicine in the elastic medicine bag can be discharged through the connecting tube in a mode that the volume of the elastic medicine bag is reduced; under the condition that the first elastic fixing tube and the second fixing tube are disconnected from each other, the liquid medicine in the medicine storage box can be transmitted into the elastic medicine bag in a mode that the volume of the elastic medicine bag is increased.

Description

Neurosurgical catheter device

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a neurosurgery pipe device.

Background

The pipe simple structure that present traditional neurosurgery used, the diversion function can't be realized to pipe head position, leads to the pipe to be in linear movement in the patient is internal, because of the pipeline four-way eight reaches in the human body, finally makes the pipe can't follow the trend change of patient's internal pipeline and change, has seriously influenced patient's treatment progress, has increased medical personnel's work burden in the intangible.

Patent document CN205924653U discloses a neurosurgery catheter device, in which when in use, a medical staff inserts a guide tube, a folding tube and a connecting tube into a part of a patient to be treated, when the guide tube and the connecting tube are squeezed by a tube in the patient, a gap is always left between the inner wall of the guide tube and the inner wall of the connecting tube under the action of a first spring, so that the neurosurgery catheter device can be normally used at any position in the patient, when the guide tube needs to be turned inside the patient, the medical staff firstly closes a switch, the first electromagnet is powered off through the switch, the adsorption force of the first electromagnet to a second electromagnet disappears, the second spring recovers elasticity, the second spring props the folding tube, i.e. the guide tube is separated from the connecting tube, under the action of the folding tube, the guide tube can realize the function, and the guide tube drives the folding tube to link the connecting tube and change along with the change of the direction of the tube in the patient, this neurosurgery catheter device has improved patient's treatment progress and medical personnel's work efficiency. But this utility model is in the twinkling of an eye that the electro-magnet cuts off the power supply suddenly, and the stand pipe of its front end can be based on the elasticity of folding pipe and overhanging, and the dynamics is great, causes the damage to the inner wall of patient's internal pipeline easily. And the medical liquid can not be conveyed to the diseased part in the body from the outside, and only can play the function of examination.

Chinese utility model CN207768751U discloses a intracardiac branch of academic or vocational study medicine feed bottle, including the medicine feed pipe, the medicine feed mouth, pipe and flourishing medicine bottle, medicine feed pipe one end is connected with the pipe, pipe one end stretches into flourishing medicine bottle bottom, be equipped with the elasticity anther sac on the pipe, the medicine feed pipe front end is connected with the medicine feed mouth, both sides are equipped with elastic connection area on the medicine feed pipe, elastic connection area's end is equipped with the earmuff respectively, flourishing medicine bottle outer wall is equipped with the heat preservation, vacuole formation between heat preservation and the flourishing medicine bottle outer wall, the heat preservation upside is equipped with exit, the heat preservation downside is equipped with the delivery port, all be equipped with sealed lid on water inlet and the delivery port, the outside cover of medicine feed mouth. The utility model discloses a intracardiac branch of academic or vocational study medicine feed bottle, easy operation has effectively guaranteed that intracardiac branch of academic or vocational study patient medicine feed process goes on smoothly, and the filter ball can filter the big medicine of granule to avoid the large granule medicine to block patient's throat, first check valve can absorb the area elasticity anther sac with the medicine from flourishing medicine bottle through the elasticity anther sac in.

SUMMERY OF THE UTILITY MODEL

The word "module" as used herein describes any type of hardware, software, or combination of hardware and software that is capable of performing the functions associated with the "module".

To the deficiency of the prior art, the utility model provides a neurosurgery pipe device, at least including stand pipe, connecting pipe and the explosive box that communicates each other. The neurosurgical guiding device at least further comprises a first fixing tube, a second fixing tube, an elastic medicine bag and a plurality of springs, wherein: the guide tube and the connecting tube are respectively nested in the first fixing tube and the second fixing tube and are communicated with each other through the elastic medicine bag; the first fixed pipe and the second fixed pipe are connected with each other through the plurality of springs; under the condition that the first fixing tube and the second fixing tube are spliced with each other in a magnetic adsorption mode, liquid medicine in the elastic medicine bag can be discharged through the guide tube in a mode that the volume of the elastic medicine bag is reduced; under the condition that the first fixing tube and the second fixing tube are disconnected from each other, the liquid medicine in the medicine storage box can be transmitted into the elastic medicine bag in a mode that the volume of the elastic medicine bag is increased.

According to a preferred embodiment, a first one-way valve and a second one-way valve are provided in the guide tube and the connection tube, respectively, wherein: in the event that the elastomeric sachet volume decreases, the first one-way valve opens and the second one-way valve closes; in the event of an increase in volume of the elastomeric sachet, the first one-way valve is closed and the second one-way valve is open.

According to a preferred embodiment, the first stationary pipe is provided with a first annular electromagnet, and the second stationary pipe is provided with a second annular electromagnet, wherein: under the condition that the second electromagnet is electrified, the first fixed pipe and the second fixed pipe can be spliced with each other in a mode that the second electromagnet adsorbs the first electromagnet; under the condition that the second electromagnet is powered off, the first fixed pipe can be disconnected with the second fixed pipe in a mode that the springs are extended.

According to a preferred embodiment, the neurosurgical catheter device further comprises a first drug delivery tube, a second drug delivery tube and a three-way junction, wherein: the first medicine conveying pipe and the second medicine conveying pipe are respectively connected to a first joint and a second joint of the three-way joint through connecting parts; the connecting pipe is connected to a third joint of the three-way joint.

According to a preferred embodiment, the connection comprises at least a first connection disc, a second connection disc and a stud via which the first connection disc and the second connection disc are spliced to each other, wherein: the first connecting disc and the second connecting disc are both provided with a first fixing hole and a second fixing hole; the first medicine conveying pipe and the second medicine conveying pipe are respectively nested in the first fixing hole of the first connecting disc and the second fixing hole of the first connecting disc; the first joint and the second joint are respectively nested in the first fixing hole of the second connecting disc and the second fixing hole of the second connecting disc.

According to a preferred embodiment, a flow control disk is arranged between the first connecting disk and the second connecting disk in such a way that it can rotate about its central axis, wherein: the flow regulating disc is provided with at least one liquid guide hole.

According to a preferred embodiment, the medicine storage box is partitioned into a first medicine storage chamber and a second medicine storage chamber by at least one partition plate, wherein: the first medicine storage cavity is communicated with the first medicine conveying pipe, and the second medicine storage cavity is communicated with the second medicine conveying pipe.

According to a preferred embodiment, the first connection disc, the second connection disc and the flow-regulating disc are each defined by a disc shape, the respective central axes of the first connection disc, the second connection disc and the flow-regulating disc coinciding with one another.

According to a preferred embodiment, the first connection disc and the second connection disc have equal diameters, the flow regulating disc having a diameter greater than the diameter of the first connection disc.

According to a preferred embodiment, the respective center axes of the first connecting disk, the second connecting disk, the flow control disk and the stud coincide with one another.

The utility model has the advantages of: the utility model discloses a set up the elasticity anther sac, can lose under the magnetic condition at first electro-magnet outage suddenly, through its slow inflation and restrain the excessive overhanging of stand pipe, and then can avoid causing the damage to the pipeline of human body inside.

Drawings

Fig. 1 is a schematic view of a preferred neurosurgical catheter device of the invention.

List of reference numerals

1: the guide pipe 2: connecting pipe 3: first fixed pipe

4: second fixed pipe 5: elastic medicine bag 6: spring

7: the medicine storage box 8: first check valve 9: second check valve

10: first electromagnet 11: second electromagnet 12: the first medicine delivery pipe

13: second drug delivery tube 14: a three-way joint 15: connecting part

16: first fixing hole 17: second fixing hole 18: liquid guide hole

19: separator 20: first drug storage chamber 21: second medicine storage box

14 a: first joint 14 b: second joint 14 c: third joint

15 a: first land 15 b: second land 15 c: stud bolt

15 d: flow regulating disc

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses a neurosurgical catheter device, which at least comprises a guide tube 1, a connecting tube 2 and a medicine storage box 7 which are communicated with each other. The medicine box 7 is used for storing medicines required for treatment. The neurosurgical guiding device further comprises at least a first fixing tube 3, a second fixing tube 4, an elastic medicine bag 5 and a plurality of springs 6. The guide tube 1 and the connection tube 2 are respectively nested in the first fixing tube 3 and the second fixing tube 4 and are communicated with each other through the elastic medicine bag 5. The first fixing tube 3 and the second fixing tube 4 are connected with each other through a plurality of springs 6, and the plurality of springs 6 can be arranged around the elastic medicine bag 5 in a circumferentially distributed manner. The first fixed pipe 3 is provided with a first annular electromagnet 1. The second fixed pipe 4 is provided with a second electromagnet 11 in a ring shape. When the second electromagnet 11 is energized, the first fixed pipe 3 and the second fixed pipe 4 can be joined to each other in such a manner that the second electromagnet 11 attracts the first electromagnet 10. Under the condition that the second electromagnet 11 is powered off, the first fixed pipe 3 can be disconnected from the second fixed pipe 4 based on the elastic potential energy of the springs in a mode that the springs 6 are all extended due to the fact that the second electromagnet 11 loses the magnetic adsorption force. Preferably, the second fixing tube can be provided with a switch and a power supply which are connected with the second electromagnet, and the switch can control the second electromagnet to be powered on or powered off.

Preferably, in the case where the first fixing tube 3 and the second fixing tube 4 are coupled to each other in a magnetic adsorption manner, the medical fluid in the elastic medicine bag 5 can be discharged through the guide tube 1 in such a manner that the volume of the elastic medicine bag 5 is reduced. With the first and second

fixed tubes

3 and 4 disconnected from each other, the liquid medicine in the medicine box 7 can be transferred into the elastic medicine bag 5 in such a manner that the elastic medicine bag 5 increases in volume. Preferably, a first check valve 8 and a second check valve 9 are provided in the guide tube 1 and the connection tube 2, respectively. In case of a volume reduction of the elastic sachet 5, the first one-way valve 8 is opened and the second one-way valve 9 is closed. In case of an increase in the volume of the elastic sachet 5, the first one-way valve 8 is closed and the second one-way valve 9 is opened. The first check valve 8 and the second check valve 9 may be elastic diaphragms that open based on pressure, so that the first check valve and the second check valve can be automatically opened and closed based on a pressure difference therebetween. The elastic medicine bag 5 may be made of an elastic material such as rubber, and may automatically return to its original shape without being pressed by the guide tube 1 and the connection tube 2, and may suck the medicine liquid in the medicine box 7.

Preferably, the neurosurgical catheter device further comprises a first drug delivery tube 12, a second drug delivery tube 13 and a tee fitting 14. The first and second

drug delivery tubes

12 and 13 are each connected to the first and

second connectors

14a and 14b of the three-way connector 14 via a connection 15, respectively. The connection pipe 2 is connected to the third joint 14c of the three-way joint 14. Specifically, the connection portion 15 includes at least a first land 15a, a second land 15b, and a stud 15 c. The first connection plate 15a and the second connection plate 15b are spliced to each other via a stud 15 c. The first land 15a and the second land 15b are each provided with a first fixing hole 16 and a second fixing hole 17. The first medicine conveying pipe 12 and the second medicine conveying pipe 13 are respectively nested in the first fixing hole 16 of the first connecting disc 15a and the second fixing hole 17 of the first connecting disc 15 a. The first and

second tabs

14a and 14b are fitted in the first fixing holes 16 of the second land 15b and the second fixing holes 17 of the second land 15b, respectively. Preferably, the flow rate adjustment disk 15d is disposed between the first connection disk 15a and the second connection disk 15b so as to be rotatable about the central axis thereof. The flow rate adjustment disk 15d is provided with at least one liquid guide hole 18. The opening and closing of the first drug delivery tube or the second drug delivery tube can be achieved by rotating the flow rate adjustment disk 15d so that the liquid guide holes and the first drug delivery tube 12 and the second drug delivery tube 13 are overlapped with each other to different degrees. And also to control the flow of the first or second delivery tube.

Preferably, the medicine box 7 is partitioned into a first medicine storage chamber 20 and a second medicine storage chamber 21 by at least one partition plate 19. The first drug storage cavity 20 is communicated with the first drug delivery pipe 12, and the second drug storage cavity 21 is communicated with the second drug delivery pipe 13. Different kinds of medicaments can be stored in the first medicament storage box and the second medicament storage box respectively, and then multi-medicament treatment can be conveniently carried out.

Preferably, the first land 15a, the second land 15b, and the flow rate adjustment disk 15d are each defined in the shape of a circular disk. The respective center axes of the first connecting disk 15a, the second connecting disk 15b, the stud 15c, and the flow rate adjusting disk 15d coincide with each other. The first land 15a and the second land 15b have the same diameter, and the flow rate adjustment disk 15d has a diameter larger than that of the first land 15 a.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. Neurosurgery pipe device includes stand pipe (1), connecting pipe (2) and explosive box (7) that communicate each other at least, its characterized in that, neurosurgery pipe device still includes first fixed pipe (3), second fixed pipe (4), elasticity anther sac (5) and a plurality of spring (6) at least, wherein:

the guide tube (1) and the connecting tube (2) are respectively nested in the first fixing tube (3) and the second fixing tube (4) and are communicated with each other through the elastic medicine bag (5);

the first fixed pipe (3) and the second fixed pipe (4) are connected to each other via the plurality of springs (6);

under the condition that the first fixing tube (3) and the second fixing tube (4) are spliced with each other in a magnetic adsorption mode, the liquid medicine in the elastic medicine bag (5) can be discharged through the guide tube (1) in a mode that the volume of the elastic medicine bag (5) is reduced;

the liquid medicine in the medicine storage box (7) can be transferred into the elastic medicine bag (5) in a manner that the volume of the elastic medicine bag (5) is increased under the condition that the first fixing pipe (3) and the second fixing pipe (4) are disconnected from each other.

2. The neurosurgical catheter device according to claim 1, characterized in that a first one-way valve (8) and a second one-way valve (9) are provided in the guiding tube (1) and the connecting tube (2), respectively, wherein:

in case of a reduction of the volume of the elastic sachet (5), the first one-way valve (8) is opened and the second one-way valve (9) is closed;

in case of an increase in volume of the elastic sachet (5), the first one-way valve (8) is closed and the second one-way valve (9) is opened.

3. The neurosurgical catheter device according to claim 2, wherein the first stationary tube (3) is provided with a first electromagnet (10) in the shape of a ring, and the second stationary tube (4) is provided with a second electromagnet (11) in the shape of a ring, wherein:

under the condition that the second electromagnet (11) is electrified, the first fixed pipe (3) and the second fixed pipe (4) can be spliced with each other in a mode that the second electromagnet (11) adsorbs the first electromagnet (10);

under the condition that the second electromagnet (11) is powered off, the first fixed pipe (3) can be disconnected from the second fixed pipe (4) in a mode that the plurality of springs (6) are all extended.

4. The neurosurgical catheter device according to claim 3, further comprising a first drug delivery tube (12), a second drug delivery tube (13) and a tee fitting (14), wherein:

the first drug delivery pipe (12) and the second drug delivery pipe (13) are respectively connected to a first joint (14a) and a second joint (14b) of a three-way joint (14) through connecting parts (15);

the connecting pipe (2) is connected to a third joint (14c) of the three-way joint (14).

5. The neurosurgical catheter device according to claim 4, wherein the connection portion (15) comprises at least a first connection disc (15a), a second connection disc (15b) and a stud (15c), the first connection disc (15a) and the second connection disc (15b) being spliced to each other via the stud (15c), wherein:

the first connecting disc (15a) and the second connecting disc (15b) are provided with a first fixing hole (16) and a second fixing hole (17);

the first medicine conveying pipe (12) and the second medicine conveying pipe (13) are respectively nested in a first fixing hole (16) of the first connecting disc (15a) and a second fixing hole (17) of the first connecting disc (15 a);

the first joint (14a) and the second joint (14b) are respectively nested in a first fixing hole (16) of a second connecting disc (15b) and a second fixing hole (17) of the second connecting disc (15 b).

6. The neurosurgical catheter device according to claim 5, wherein a flow regulating disc (15d) is rotatably arranged between the first connecting disc (15a) and the second connecting disc (15b) with respect to each other about its central axis, wherein:

the flow regulating disc (15d) is provided with at least one liquid guide hole (18).

7. The neurosurgical catheter device according to claim 6, wherein the drug magazine (7) is divided into a first drug storage chamber (20) and a second drug storage chamber (21) by at least one partition (19), wherein:

the first medicine storage cavity (20) is communicated with the first medicine conveying pipe (12), and the second medicine storage cavity (21) is communicated with the second medicine conveying pipe (13).

8. The neurosurgical catheter device according to claim 7, characterized in that the first connection disc (15a), the second connection disc (15b) and the flow regulating disc (15d) are each defined by a disc shape, the respective central axes of the first connection disc (15a), the second connection disc (15b) and the flow regulating disc (15d) coinciding with each other.

9. The neurosurgical catheter device according to claim 8, wherein the first connection disc (15a) and the second connection disc (15b) have equal diameters, the flow regulating disc (15d) having a diameter larger than the diameter of the first connection disc (15 a).

10. The neurosurgical catheter device according to claim 9, characterized in that the respective central axes of the first connection disc (15a), the second connection disc (15b), the flow regulating disc (15d) and the stud (15c) coincide with each other.