CN112842482B

CN112842482B - Micro-puncture blood vessel sheath set

Info

Publication number: CN112842482B
Application number: CN202011620377.9A
Authority: CN
Inventors: 阎洁羽; 张金龙; 王茂强; 管阳; 孙学栋
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2023-02-03
Anticipated expiration: 2040-12-31
Also published as: CN112842482A

Abstract

The invention provides a micro-puncture blood vessel sheath kit, which relates to the technical field of blood vessel sheath kits and comprises a sheath tube, wherein an expansion tube is fixed at the front end of the sheath tube, the diameter of the joint of the expansion tube and the sheath tube is the same, the diameter from the joint to the outside is gradually reduced, the tail end part of the sheath tube is connected with a sheath seat, the sheath seat is provided with a cavity, a sterilization solution is contained in the cavity, and a sponge is fixed at the inner wall of the sheath tube, which is close to the expansion tube; the guide wire penetrates into the sheath tube from the sheath seat end. The blood vessel sheath is internally provided with a sterilization solution which can sterilize the pushed guide wire, prevent bacteria from entering a human body to cause infection and improve the safety of interventional operation.

Description

Micro-puncture blood vessel sheath set

Technical Field

The invention relates to the technical field of vascular sheath kits, in particular to a micro-puncture vascular sheath kit.

Background

The interventional operation is an operation for treating a lesion in a body by reaching a special vascular sheath.

However, in the prior art, the existing interventional therapy has no fixing device for the vascular sheath, after the vascular sheath is inserted into the body of a patient, the vascular sheath needs to be stably pushed into the human body, when an operator operates a catheter and a guide wire, the vascular sheath may be pulled off and displaced, the vascular wall may be damaged, the interventional operation is affected, the body of the patient may be injured, and the patient may suffer from heavy bleeding under severe conditions; meanwhile, the guide wire is inserted into the human body from the outside, so that the surface of the guide wire is easily polluted by germs in the air, and the risk of infection exists after the guide wire is inserted into the human body.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and the fixing device is used for improving the stability of the vascular sheath in use.

In order to achieve the purpose, the invention adopts the following technical scheme: a micro-puncture vascular sheath kit comprises a sheath tube, wherein an expansion tube is fixed at the front end of the sheath tube, the diameter of the joint of the expansion tube and the sheath tube is the same, the diameter of the joint is gradually reduced from the joint to the outside, a sheath seat is connected at the tail end of the sheath tube, the sheath seat is provided with a cavity, a sterilization solution is contained in the cavity, and a sponge is fixed at the position, close to the inner wall of the expansion tube, of the sheath tube; the guide wire penetrates into the sheath tube from the sheath seat end.

The inside sterile liquid that is provided with of vascular sheath can be to the seal wire sterilization that is pushed in, prevents that the bacterium from getting into the human body and leading to the infection, improves the security of interveneeing the operation.

As a preferred embodiment, a wire guide tube is arranged inside the sheath seat, and two ends of the wire guide tube extend to the inside of the expansion tube and the sheath seat; two first grooves are formed in the inner surface of the wire guide pipe and located in the cavity of the sheath seat, the two first grooves form the shape of the cavity, diaphragms are fixed between the top and the bottom of the two first grooves and close to the edges of two sides of the two first grooves, and a sterilization solution is contained between the insides of the two first grooves; two second grooves are formed in the inner surface, close to the expansion pipe, of the yarn guide pipe, and sterilization sponges are arranged inside the second grooves.

The guide wire pipe can more accurately guide the guide wire to reach the focus position, and the guide wire can pierce the diaphragm through the diaphragm to contact with the disinfectant when in use, so that the disinfectant is prevented from being polluted or lost when not in use, and the effectiveness of the disinfectant is ensured.

As a preferred embodiment, still include hollow base, hollow base's top is fixed with the mount, swing joint has the lead screw between the interior table wall of hollow base's both sides, and the one end of lead screw extends to hollow base's outside, the one end of lead screw is fixed with changes the handle, the surface of lead screw is close to the equal thread bush of both sides edge and is equipped with the slider, two the top of slider all is fixed with the bracing piece, and the top of two bracing pieces all extends to hollow base's top, two the top of bracing piece all is fixed with the fixed plate, two one side surface of fixed plate all is fixed with two springs, four the spring divide into two sets ofly altogether, every two be fixed with the fixed block between the one end of spring, two one side surface of fixed block all is fixed with the grip block, two the interior table wall of grip block all is fixed with the rubber pad, hollow base's bottom equidistance is fixed with a plurality of telescopic links, and is a plurality of the bottom of telescopic link all is fixed with the sucking disc.

In a preferred embodiment, a connecting pipe is movably connected between the outer surfaces of one side of the two rubber pads, and a sheath seat is fixed on the outer surface of one side of the connecting pipe.

In a preferred embodiment, both ends of the guide wire tube extend into the interior of the expansion tube and the connection tube.

In a preferred embodiment, the outer surface of the other end of the guide wire tube is communicated with a transfusion tube, one end of the transfusion tube extends to the upper part of the connecting tube, and one end of the transfusion tube is fixedly communicated with a three-way valve.

In a preferred embodiment, the other end of the guide wire tube is communicated with a guide wire port, the bottom of one of the first grooves is communicated with a liquid discharge tube, one end of the liquid discharge tube extends to the lower part of the sheath seat, and one end of the liquid discharge tube is provided with a valve.

Compared with the prior art, the invention has the advantages and positive effects that,

according to the blood vessel sheath fixing device, the connecting pipe is placed between the two clamping plates, the rotating handle is rotated to adjust the distance between the two clamping plates, the two clamping plates firmly fix the connecting pipe in the middle, the fixing device can be fixed on a certain position by the aid of the sucker at the bottom of the hollow base and cannot shake, the springs are fixed on one sides of the clamping plates and can fix most of blood vessel sheaths with different sizes, the blood vessel sheath fixing device is wide in application range, after the blood vessel sheaths are fixed, an operator only needs to push the guide wire, the blood vessel sheath cannot shake to cause damage to blood vessels of patients, and the inside of the blood vessel sheath is provided with a sterilization solution which can sterilize the pushed guide wire, so that bacteria are prevented from entering a human body to cause infection, and the safety of interventional operations is improved.

Drawings

FIG. 1 is a side view of a sheath of a blood vessel according to an embodiment of the present invention;

FIG. 2 is a schematic front view of a second embodiment of the present invention with a fixing device;

FIG. 3 is a side view of the structure of FIG. 2 according to the present invention.

Illustration of the drawings:

1. a fixed mount; 2. a hollow base; 3. a clamping plate; 4. a rubber pad; 5. a connecting pipe; 6. a wire guide opening; 7. a fixed block; 8. a spring; 9. a fixing plate; 10. a support bar; 11. a screw rod; 12. a slider; 13. turning a handle; 14. a telescopic rod; 15. a suction cup; 16. a transfusion tube; 17. a three-way valve; 18. an expansion tube; 19. a sheath tube; 20. a diaphragm; 21. a second groove; 22. sterilizing the sponge; 23. a wire guide tube; 24. a first groove; 25. sterilizing liquid; 26. a liquid discharge pipe; 27. a valve; 28. a sheath seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example one

Referring to fig. 1, the present invention provides a technical solution: a micro-puncture blood vessel sheath kit comprises a sheath tube 19, wherein an expansion tube 18 is fixed at the front end of the sheath tube 19, the diameter of the joint of the expansion tube 18 and the sheath tube 19 is the same, the diameter of the joint is gradually reduced from the joint to the outside, a sheath seat 28 is connected at the tail end of the sheath tube 19, the sheath seat 28 is provided with a cavity, a sterilization solution is contained in the cavity, and a sponge 22 is fixed at the inner wall of the sheath tube 19, which is close to the expansion tube 18; the guide wire is inserted into the sheath tube 19 from the sheath seat 28 end.

The inside sterile liquid that is provided with of vascular sheath can be to the seal wire sterilization that is pushed in, prevents that the bacterium from getting into the human body and leading to infecting, improves the security of interveneeing the operation.

A wire guide tube 23 is arranged in the sheath seat 28, and two ends of the wire guide tube 23 extend to the inside of the expansion tube 18 and the sheath seat 28; two first grooves 24 are formed in the inner surface of the wire guide tube 23, which is located in the cavity of the sheath seat 28, the two first grooves 24 form the shape of the cavity, a diaphragm 20 is fixed between the top and the bottom of each first groove 24 and close to the edges of two sides, and a sterilization solution 25 is contained between the insides of the two first grooves 24; two second grooves 21 are formed in the inner surface, close to the expansion pipe 18, of the wire guide pipe 23, and sterilization sponges 22 are arranged inside the two second grooves 21.

The guide wire tube can more accurately guide the guide wire to reach the focus position, and the guide wire can break through the diaphragm to contact with the disinfectant when in use through the diaphragm, so that the disinfectant is prevented from being polluted or lost when not in use, and the effectiveness of the disinfectant is ensured.

Example two

Referring to fig. 2-3, the first embodiment further includes a hollow base 2, a fixing frame 1 is fixed to the top of the hollow base 2, a lead screw 11 is movably connected between the inner surface walls of the two sides of the hollow base 2, one end of the lead screw 11 extends to the outside of the hollow base 2, a rotating handle 13 is fixed to one end of the lead screw 11, a slider 12 is sleeved on the outer surface of the lead screw 11 close to the edge of the two sides, supporting rods 10 are fixed to the tops of the two sliders 12, the top ends of the two supporting rods 10 extend to the upper side of the hollow base 2, a fixing plate 9 is fixed to the top of the two supporting rods 10, two springs 8 are fixed to the outer surface of one side of the two fixing plates 9, the four springs 8 are divided into two groups, a fixing block 7 is fixed between one end of each group of the two springs 8, a clamping plate 3 is fixed to the outer surface of one side of the two fixing blocks 7, rubber pads 4 are fixed to the inner surface walls of the two clamping plates 3, a plurality of telescopic rods 14 are fixed to the bottom of the hollow base 2 at equal intervals, and suckers 15 are fixed to the bottoms of the plurality of the telescopic rods 14.

The connecting pipe 5 is movably connected between the outer surfaces of one sides of the two rubber pads 4, the sheath seat 28 is fixed on the outer surface of one side of the connecting pipe 5, the sheath 19 is fixed on the outer surface of one side of the sheath seat 28, the expansion pipe 18 is fixed at one end of the sheath 19, and the expansion pipe 18 and the sheath 19 are of a transition type circular arc structure, so that damage to blood vessels can be reduced after the expansion pipe is inserted into a human body.

The wire guide tube 23 is arranged in the sheath seat 28, two ends of the wire guide tube 23 extend to the inside of the expansion tube 18 and the connecting tube 5, and the wire guide tube 23 facilitates guiding wires into a human body.

Two first recesses 24 have been seted up near center department to the interior table wall of seal wire pipe 23, are close to both sides edge between the top of two first recesses 24 and the bottom and all are fixed with diaphragm 20, are provided with sterilization liquid 25 between the inside of two first recesses 24, and sterilization liquid 25 carries out sterilization work to the seal wire, prevents to get into the human body behind the seal wire outside with the bacterium.

Two second recesses 21 have been seted up near a side edge to the interior table wall of wire guide tube 23, and the inside of two second recesses 21 all is provided with sterilization sponge 22, and sterilization sponge 22 is placed inside second recess 21, and sterilization sponge 22 can inhale the sterile liquid 25 on the dry seal wire.

The outer surface of the other end of the guide wire tube 23 is communicated with an infusion tube 16, one end of the infusion tube 16 extends to the upper part of the connecting tube 5, one end of the infusion tube 16 is fixedly communicated with a three-way valve 17, and the medicine can be injected into the blood vessel through the three-way valve 17 and the infusion tube 16.

The other end of the guide wire pipe 23 is communicated with the guide wire port 6, the bottom of one first groove 24 is communicated with the liquid discharge pipe 26, one end of the liquid discharge pipe 26 extends to the lower portion of the sheath seat 28, one end of the liquid discharge pipe 26 is provided with the valve 27, the guide wire port 6 facilitates the guide wire to be inserted into the guide wire pipe 23, the liquid discharge pipe 26 is opened through the valve 27, the sterilization liquid 25 can be discharged from the inside of the first groove 24, and the sterilization liquid 25 is prevented from flowing into the guide wire pipe 23.

The working principle of the embodiment is as follows: when the blood vessel sheath kit is used, firstly, as shown in fig. 1, 2 and 3, during installation, an operator places the connecting pipe 5 between the two clamping plates 3, the rubber pad 4 protects the outer surface of the connecting pipe 5, the connecting pipe 5 is prevented from being damaged by over-tightening of the clamping plates 3, the screw rod 11 is rotated by rotating the rotating handle 13, the slider 12 can move left and right when the screw rod 11 rotates due to the screw thread connection structure of the screw rod 11 and the slider 12, the screw threads at the two ends of the screw rod 11 are opposite, the two sliders 12 can also slide in different directions, the spring 8 can be compressed when facing a thicker blood vessel sheath, so that the distance between the two clamping plates 3 is increased, a larger blood vessel sheath can be accommodated, the application range of the fixing device is increased, the sucker 15 firmly sucks the fixing device at a fixed position, the fixing device is prevented from shaking, the telescopic rod 14 can adjust the height of the fixing device, and adjust the fixing device at a proper height, and the operator can conveniently insert the blood vessel sheath into a patient;

meanwhile, as shown in fig. 1, 2 and 3, when the vascular sheath is installed, the guide wire extends into the guide wire tube 23 from the guide wire port 6 and then is slowly pushed forward, when the guide wire passes through the sheath seat 28, the diaphragm 20 is broken, the guide wire is soaked in the sterilization liquid 25 for sterilization, when the guide wire passes through the sterilization sponge 22, the sterilization sponge 22 absorbs the sterilization liquid 25 on the outer surface of the guide wire to prevent the sterilization liquid 25 from entering the human body, and after the sterilization liquid 25 is used, an operator opens the valve 27 to remove the sterilization liquid 25 from the liquid discharge tube 26, so that the sterilization liquid 25 is prevented from flowing into the guide wire tube 23 at other positions.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. A micro-puncture vascular sheath kit, which is characterized in that: including sheath pipe (19), the front end of sheath pipe (19) is fixed with expansion pipe (18), expansion pipe (18) is the same with the diameter of sheath pipe (19) junction, and the outside diameter of junction diminishes gradually, the end connection of sheath pipe (19) has the sheath seat

(28) The sheath seat (28) is provided with a cavity, a sterilization liquid is contained in the cavity, and a sterilization sponge (22) is fixed on the inner wall of the sheath tube (19) close to the expansion tube (18); the guide wire penetrates into the sheath tube (19) from the sheath seat (28);

a wire guide pipe (23) is arranged in the sheath seat (28), and two ends of the wire guide pipe (23) extend into the expansion pipe (18) and the sheath seat (28); the inner surface of the wire guide tube (23) is positioned on the sheath seat

(28) Two first grooves (24) are formed in the cavity, the two first grooves (24) form the shape of the cavity, diaphragms (20) are fixed between the top and the bottom of the two first grooves (24) and close to the edges of two sides, and a sterilizing solution (25) is contained between the insides of the two first grooves (24); two second grooves (21) are formed in the inner surface, close to the expansion pipe (18), of the wire guide pipe (23), and sterilization sponges (22) are arranged inside the two second grooves (21);

one end of the wire guide pipe (23) is communicated with the wire guide port (6), the bottom of the first groove (24) is communicated with a liquid discharge pipe (26), one end of the liquid discharge pipe (26) extends to the lower portion of the sheath seat (28), and one end of the liquid discharge pipe (26) is provided with a valve (27).

2. The micro-puncture vascular sheath kit of claim 1, wherein: still include hollow base (2), the top of hollow base (2) is fixed with mount (1), swing joint has lead screw (11) between the surface wall in the both sides of hollow base (2), and the one end of lead screw (11) extends to the outside of hollow base (2), the one end of lead screw (11) is fixed with changes (13), the surface of lead screw (11) is close to the equal thread bush of both sides edge and is equipped with slider (12), two the top of slider (12) all is fixed with bracing piece (10), and the top of two bracing pieces (10) all extends to hollow base (13)

(2) The top of bracing piece (10) all is fixed with fixed plate (9), two one side surface of fixed plate (9) all is fixed with two springs (8), four spring (8) divide into two sets ofly altogether, and every group is two be fixed with fixed block (7), two between the one end of spring (8) one side surface of fixed block (7) all is fixed with grip block (3), two the interior table wall of grip block (3) all is fixed with rubber pad (4), the bottom equidistance of hollow base (2) is fixed with a plurality of telescopic links (14), and is a plurality of the bottom of telescopic link (14) all is fixed with sucking disc (15).

3. A micro-puncture vascular sheath kit according to claim 2, wherein: a connecting pipe (5) is movably connected between the outer surfaces of one sides of the two rubber pads (4), and the sheath seat (28) is fixed on the outer surface of one side of the connecting pipe (5).

4. A micro-puncture vascular sheath kit according to claim 3, wherein: the guide wire tube

(23) Extend to the interior of the expansion pipe (18) and the connecting pipe (5).

5. A micro-puncture vascular sheath kit according to claim 2, wherein: the guide wire tube

(23) The outer surface of the other end of the infusion tube (16) is communicated with an infusion tube (16), one end of the infusion tube (16) extends to the upper part of the connecting tube (5), and one end of the infusion tube (16) is fixedly communicated with a three-way valve (17).