CN211325369U

CN211325369U - Blood vessel porridge-shaped hardened nest body outer discharge device

Info

Publication number: CN211325369U
Application number: CN201921203983.3U
Authority: CN
Inventors: 张萱
Original assignee: Xian Medical University
Current assignee: Xian Medical University
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-08-25
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a blood vessel congelation sclerosis nest body outer eduction gear, including setting up the drill bit at blood vessel inside, the one end rigid coupling turbine driving piece of drill bit, the one end rigid coupling inner tube of drill bit is kept away from to the turbine driving piece, and the inner tube overcoat has the outer tube, and the one end bilateral symmetry that the turbine driving piece was kept away from to the outer tube is opened there is passageway C mouth. The turbine driving part comprises a shaft, one end of the shaft is fixedly connected with the drill bit, a plurality of blades are arranged on the shaft, a turbine shell is arranged on the periphery of each blade, and one end of the inner pipe is communicated with the turbine shell. The device of the utility model is simple in structure, can discharge the disintegrating slag after the drill bit excision in time, and the circulation liquid only produces local influence to the human body.

Description

Blood vessel porridge-shaped hardened nest body outer discharge device

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to outer eduction gear of blood vessel gruel form sclerosis nest body.

Background

Many elderly people have vascular sclerosis to various degrees, and the blood vessels are very elastic, so that the inner wall is very soft in order to make the blood flow smoothly. However, arteriosclerotic blood vessels become thick and hard, and have a powdery nodule (a porridge-like hardened nest) on the inner wall, which is a bulge of cholesterol caused by adhesion of alcohol and platelets. The lumen of the blood vessel is narrowed, so that the blood circulation is not smooth, and the blood vessel can be completely blocked after being continuously deteriorated, thereby endangering life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a discharge apparatus outside congeal sclerosis nest body of blood vessel can become the powder tumor of uplift piece and discharge externally, keeps blood circulation unobstructed.

The utility model adopts the technical proposal that: the utility model provides a discharge device outside congeal sclerosis nest body of blood vessel, mainly comprises inner tube, outer tube, turbine driving piece and drill bit, axle etc. has included the drill bit of setting in the blood vessel, the one end rigid coupling turbine driving piece of drill bit, and the one end rigid coupling inner tube of drill bit is kept away from to the turbine driving piece, and the inner tube overcoat has the outer tube, and the one end bilateral symmetry that the turbine driving piece was kept away from to the outer tube is opened there is passageway C mouth, connects the discharge pump through C mouth, and supplementary disintegrating slag mixture discharges.

The utility model is also characterized in that,

the turbine driving part comprises a shaft, a plurality of turbine-shaped blades, a turbine shell and the like. One end of the shaft is fixedly connected with the drill bit and the turbine blades, the shaft is provided with a plurality of blades, the peripheries of the blades are provided with turbine shells, and the inner pipe is communicated with the turbine shells.

The end of the inner pipe and the end of the outer pipe close to the turbine driving part are both hourglass-shaped, and the end of the outer pipe close to the turbine driving part is communicated with a blood vessel.

The minimum diameter position of the inner pipe is arranged in a disconnected mode, and the disconnected position of the inner pipe is communicated with the outer pipe.

The head of the drill bit is arranged in a conical shape.

The blades are two or more turbine-shaped blades.

The utility model has the advantages that: the utility model relates to a discharge device outside congelation sclerosis nest body of blood vessel drives through certain pressurized liquid counter shaft and drill bit for the drill bit can rotate to cut the congelation sclerosis nest that is located blood vessel inside, and is external with the discarded object discharge through the outer tube, the utility model discloses simple structure, the equipment is easy, and the external diameter of its whole device slightly is less than blood vessel internal diameter, under the prerequisite of treatment blood vessel congelation sclerosis nest, can reduce the injury to the human body.

Drawings

Fig. 1 is a schematic structural view of an extravasation device of a blood vessel porridge-shaped hardening nest body of the utility model;

fig. 2 is a schematic structural view of the discharge device of the congelation-shaped hardened nest body of the blood vessel of the utility model in the working process.

In the figure, 1 is a drill bit, 2 is a turbine driving part, 2-1 is a shaft, 2-2 is blades, 2-3 is a turbine shell, 3 is an inner pipe, 4 is an outer pipe, and 5 is a channel C opening.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, for the utility model relates to a structural schematic diagram of the outer eduction gear of blood vessel gruel form sclerosis nest, including setting up drill bit 1 at intravascular portion, the one end rigid coupling turbine driving piece 2 of drill bit 1, the one end rigid coupling inner tube 3 of drill bit 1 is kept away from to turbine driving piece 2, and 3 overcoat of inner tube have outer tube 4, and the one end bilateral symmetry that turbine driving piece 2 was kept away from to outer tube 4 is opened there is passageway C mouth 5.

The turbine driving part 2 comprises a shaft 2-1, one end of the shaft 2-1 is fixedly connected with the drill bit 1, a plurality of blades 2-2 are arranged on the shaft 2-1, a turbine shell 2-3 is arranged on the periphery of each blade 2-2, and the inner pipe 3 is communicated with the turbine shell 2-3.

The blades 2-2 are two or more turbine-shaped blades.

The end of the inner pipe 3 and the end of the outer pipe 4 close to the turbine driving part 2 are both hourglass-shaped, the minimum diameter position of the inner pipe 3 is arranged in a disconnecting mode, and the end of the outer pipe 4 close to the turbine driving part 2 is communicated with a blood vessel.

The nose of the drill bit 1 is conically arranged.

As shown in fig. 2, the working process of the device for discharging the blood vessel porridge-like hardened nest from the outside of the body of the utility model is as follows: is the external discharging device of the congelation hardening nest of the blood vessel of the three turbine-shaped blades of the utility model, through puncturing the peripheral blood vessel, the device of the utility model advances in the blood vessel, reaches the congelation hardening nest, and controls the coronary angiography. When a lesion is found, the device is pushed into the vascular lesion, physiological saline or other liquid acceptable to human blood vessels with certain pressure and flow is introduced from one end A of the inner tube 3, and the congelation hardening nest is crushed by the drill bit 1 and is discharged out of the body.

The utility model relates to an external eduction gear of blood vessel gruel form sclerosis nest's theory of operation does: the shaft 2-1 is fixed with the drill bit 1 and the turbine blade 2-2 and is supported on a turbine shell 2-3 of a turbine driving part 2, the drill bit 1 and the turbine blade 2-2 rotate relative to the turbine shell 2-3, one end of an inner tube 3 is communicated with the turbine driving part 2, one end of the inner tube 3 close to the turbine driving part 2 is in an hourglass shape, physiological saline or other human blood vessel acceptable liquid with certain pressure and flow is connected to one end A of the inner tube 3 far away from the turbine driving part 2, the liquid in the inner tube 3 is sprayed into the blade 2-2 in the turbine shell 2-3 under the action of pressure, so that the blade 2-2 rotates, the drill bit 1 is driven by the shaft 2-1 to rotate to cut a porridge-shaped hardening nest in a blood vessel to be changed into crushed slag, and local negative pressure can be generated due to jet flow at the position, the slag and the injected liquid mixture can be sucked in time and discharged along the channel formed by the inner tube 3 and the outer tube 4, and the port 5 of the channel C is externally connected with a discharge pump which can provide auxiliary discharge force for discharging the slag mixture out of the body.

The utility model discloses install a blood vessel gruel form sclerosis nest body outer eduction gear, adopt certain pressurized liquid counter shaft and drill bit to drive, can guarantee the during operation the utility model discloses do not harm blood vessel inner wall tissue when the device is marchd. 1 prelude of drill bit adopts the toper to be convenient for the direction and gets into the focus, and the one end that inner tube 3 is close to turbine driving piece 2 sets up for the disconnection, can produce certain negative pressure and discharge the disintegrating slag, the device of the utility model is simple in structure, the disintegrating slag after the drill bit excision of can in time discharging, and circulation liquid only produces local influence to the human body.

Claims

1. The utility model provides a blood vessel congelation form sclerosis nest body discharges device outward which characterized in that, including setting up drill bit (1) in the inside of blood vessel, the one end rigid coupling turbine driving piece (2) of drill bit (1), the one end rigid coupling inner tube (3) of drill bit (1) are kept away from in turbine driving piece (2), inner tube (3) overcoat has outer tube (4), and the one end both sides symmetry that turbine driving piece (2) were kept away from in outer tube (4) is opened there is passageway C mouth (5).

2. The extravasation device of the congelation-shaped hardening nest body of the blood vessel as claimed in claim 1, wherein the turbine driving member (2) comprises a shaft (2-1), one end of the shaft (2-1) is fixedly connected with the drill bit (1), a plurality of blades (2-2) are arranged on the shaft (2-1), a turbine shell (2-3) is arranged on the periphery of the blades (2-2), and the inner tube (3) is communicated with the turbine shell (2-3).

3. The extravasation device of a congelation of blood vessels of hardened nest according to claim 1, characterized in that the ends of the inner tube (3) and the outer tube (4) close to the turbine driver (2) are hourglass shaped and the end of the outer tube (4) close to the turbine driver (2) is in communication with the blood vessels.

4. The extravasation device of a angio-porridge-like hardened nest according to claim 3, characterized in that the minimum diameter of the inner tube (3) is arranged in a break, the break of the inner tube (3) being in communication with the outer tube (4).

5. The extravasation device of a angio-porridge-like hardened nest according to claim 1, characterized in that the head of the drill (1) is conically arranged.

6. The extravasation device of a congelation of blood vessels of hardened nest body according to claim 2, characterized in that the blades (2-2) are two or more turbine-like blades.