CN219847757U

CN219847757U - Vascular sheath group

Info

Publication number: CN219847757U
Application number: CN202321150277.3U
Authority: CN
Inventors: 彭杨
Original assignee: Youkang Medical Technology Co ltd
Current assignee: Youkang Medical Technology Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-10-20
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses a blood vessel sheath group, which comprises a puncture needle, wherein a sheath pipe joint is arranged on the puncture needle, a sealing plate is fixedly connected in the sheath pipe joint, a guide wire is in limiting sliding connection in the puncture needle, a mounting plate is fixedly connected in the sheath pipe joint, a rotating plate is fixedly connected on a fixed shaft, a rubber wheel is fixedly connected on the rotating plate, a rubber block is fixedly connected on the rubber wheel, and a hand rubbing wheel is fixedly connected on the fixed shaft. This vascular sheath group is provided with rubber wheel and hand wheel of rubbing with hands, utilizes the rubber wheel of both sides to extrude spacingly to utilize each rubber piece can effectively improve area of contact, and then increase frictional force, so medical personnel only need promote the hand and rub with hands the wheel and rotate, utilize the rubber wheel of both sides just can carry out at the steady push work at the uniform velocity to smooth seal wire, effectively improved smooth seal wire's transportation stability, and then improved vascular sheath group's safety in utilization and stability.

Description

Vascular sheath group

Technical Field

The utility model relates to the technical field of vascular sheath sets, in particular to a vascular sheath set.

Background

The vascular catheter sheath is an auxiliary guiding instrument used as an arteriovenous interventional operation, plays an important role in interventional therapy, is commonly used for catheterization at present by using a Sitting grid puncture method, and mainly comprises the following steps: firstly, using a puncture guide needle to perform venipuncture, indicating successful puncture when blood returns is seen, then holding a guide wire into the puncture guide needle so as to ensure that the guide wire stretches into a blood vessel, then withdrawing the puncture guide needle to give local anesthesia, expanding a puncture point by using a scalpel, then inserting a dilator/cannula sheath assembly along the guide wire, pushing the dilator/cannula sheath assembly into veins along the guide wire, withdrawing the guide wire and the dilator, sending the catheter from the cannula sheath into an upper vena cava, and finally fixing the catheter by means of suturing and the like.

And most vascular sheath group now is in the use, after using puncture guiding needle to carry out venipuncture, can not be with convenient stable fixing on patient's limbs of puncture guiding needle, consequently in follow-up seal wire interlude in-process, puncture guiding needle very easily takes place to rock and leads to the offset in position, influences follow-up seal wire transport work's accuracy, simultaneously because seal wire surface is too smooth, therefore current vascular sheath group is in the use, can not carry out convenient stable at the uniform velocity transport work to smooth seal wire, and then can not guarantee seal wire follow-up interlude work's stability.

We have therefore proposed a vascular sheath set in order to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a vascular sheath group, which solves the problems that most of vascular sheath groups in the current market proposed by the background technology cannot fix a puncture guide needle on a limb of a patient conveniently and stably and cannot carry out convenient and stable uniform-speed conveying work on a smooth guide wire.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blood vessel sheath group, includes the pjncture needle, install the sheath coupling on the pjncture needle, the interior fixedly connected with closing plate of sheath coupling, spacing sliding connection has the seal wire in the pjncture needle, fixedly connected with mounting panel in the sheath coupling, rotate on the mounting panel and be connected with the fixed axle, fixedly connected with rotor plate on the fixed axle, fixedly connected with rubber wheel on the rotor plate, fixedly connected with rubber block on the rubber wheel, fixedly connected with hand rubbing wheel on the fixed axle.

Preferably, a fixing groove is formed in the sheath pipe joint, a sealing gasket is fixedly connected in the fixing groove, a hand rubbing wheel is rotationally connected in the sealing gasket, and a fixing frame is fixedly connected to the sheath pipe joint.

Preferably, the central part of the sealing plate is penetrated and provided with a cross-shaped opening, the inner end surface of the rubber wheel is in an arc shape, the rubber blocks are distributed on the inner end surface of the rubber wheel at equal angles, and the rubber blocks are in a hemispherical shape.

Preferably, the width of the inner space of the fixing groove is larger than the thickness of the hand rubbing wheel, the diameter of the hand rubbing wheel is larger than the radius of the inner space of the sheath pipe joint, and the fixing frames are symmetrically distributed on two sides of the sheath pipe joint.

Preferably, the fixed frame is internally and fixedly connected with a reset spring, the other end of the reset spring is fixedly connected with a clamping block, the reset spring is sleeved on the clamping block, the clamping block is connected in a clamping groove in a clamping way, the clamping groove is formed in a binding belt, and the binding belt is in limiting sliding connection with the fixed frame.

Preferably, the cross section of the top of the clamping block and the cross section of the clamping groove are both right trapezoid, the depth of the clamping groove is smaller than the length of the clamping block, and the clamping grooves are distributed on the converging belt at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that: the vascular sheath set;

1. the blood vessel sheath group is provided with the rubber wheels and the hand rubbing wheels, the rubber wheels on two sides can be used for extruding and limiting the guide wire, and the contact area can be effectively increased by utilizing each rubber block, so that the friction force is increased, medical staff only needs to push the hand rubbing wheels to rotate, smooth guide wires can be pushed stably at a constant speed by utilizing the rubber wheels on two sides, the conveying stability of the smooth guide wires is effectively improved, and the use safety and stability of the blood vessel sheath group are further improved;

2. this vascular sheath group is provided with receipts band, utilizes the fixture block of both sides and each draw-in groove on the receipts band, and medical personnel can utilize receipts band to fix the convenient stable of pjncture needle on the limbs of different patients, and then can guarantee the stability of the follow-up push state of seal wire, has increased vascular sheath group's stability in use and convenience.

Drawings

FIG. 1 is a schematic diagram of the overall front view structure of the present utility model;

FIG. 2 is a schematic side view of a seal plate according to the present utility model;

FIG. 3 is a schematic side view of the convergence belt of the present utility model;

fig. 4 is a schematic diagram of the structure a in fig. 3 according to the present utility model.

In the figure: 1. a puncture needle; 2. a sheath tube joint; 3. a sealing plate; 4. a guide wire; 5. a mounting plate; 6. a fixed shaft; 7. a rotating plate; 8. a rubber wheel; 9. a rubber block; 10. a hand rubbing wheel; 11. a fixing groove; 12. a sealing gasket; 13. a fixing frame; 14. a return spring; 15. a clamping block; 16. a clamping groove; 17. and (5) collecting the belt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a blood vessel sheath group, includes pjncture needle 1, installs sheath coupling 2 on the pjncture needle 1, fixedly connected with closing plate 3 in the sheath coupling 2, and spacing sliding connection has seal wire 4 in the pjncture needle 1, fixedly connected with mounting panel 5 in the sheath coupling 2, rotates on the mounting panel 5 to be connected with fixed axle 6, fixedly connected with rotor plate 7 on the fixed axle 6, fixedly connected with rubber wheel 8 on the rotor plate 7, fixedly connected with rubber piece 9 on the rubber wheel 8, fixedly connected with hand rubbing wheel 10 on the fixed axle 6.

The sheath pipe joint 2 is provided with a fixing groove 11, a sealing gasket 12 is fixedly connected in the fixing groove 11, a hand rubbing wheel 10 is rotationally connected in the sealing gasket 12, a fixing frame 13 is fixedly connected to the sheath pipe joint 2, the width of the inner space of the fixing groove 11 is larger than the thickness of the hand rubbing wheel 10, the diameter of the hand rubbing wheel 10 is larger than the radius of the inner space of the sheath pipe joint 2, the fixing frames 13 are symmetrically distributed on two sides of the sheath pipe joint 2, and the convex parts of the hand rubbing wheel 10 are utilized to push the guide wire 4 to rotate at a constant speed conveniently and stably by pushing the rubber wheel 8.

The central part of closing plate 3 runs through and has offered the opening of "cross" form, and circular arc is personally submitted to the inner of rubber wheel 8, and the equiangular distribution of rubber piece 9 is on the interior terminal surface of rubber wheel 8, and rubber piece 9 is hemispherical, utilizes each rubber piece 9 can effectively improve the area of contact with seal wire 4, and then increases frictional force, guarantees seal wire 4 push job's stability.

The fixed frame 13 internal fixation has reset spring 14, reset spring 14's the other end fixedly connected with fixture block 15, reset spring 14 cover is established on fixture block 15, fixture block 15 block connection is in draw-in groove 16, draw-in groove 16 is seted up on draw-in belt 17, draw-in belt 17 spacing sliding connection is in the fixed frame 13, the top cross section of fixture block 15 and the cross section of draw-in groove 16 all are right trapezoid, the degree of depth of draw-in groove 16 is less than the length of fixture block 15, the draw-in groove 16 equidistance distributes on draw-in belt 17, utilize each fixture block 15 of both sides and draw-in groove 16 on the draw-in belt 17, medical personnel can utilize draw-in belt 17 to fix pjncture needle 1 convenient stable on different patient's limbs, and then can guarantee the stability of the follow-up operating condition of seal wire 4.

Working principle: when the vascular sheath group is used, firstly, when the vascular sheath group starts to work, medical staff can insert fingers into the fixing frame 13 so as to insert the puncture needle 1 into veins of a patient by using the fixing frame 13 on the sheath tube joint 2, then the medical staff can insert two ends of the retraction belt 17 into the fixing frames 13 at two ends respectively, at the moment, under the guiding action of the inclined surface at the top of the clamping block 15, the movement of the retraction belt 17 can push the clamping block 15 to move inwards until the clamping groove 16 on the retraction belt 17 moves to the clamping block 15, at the moment, the clamping block 15 can be automatically clamped into the clamping groove 16 through the reset spring 14, at the moment, the retraction belt 17 can be conveniently and stably clamped and fixed under the action of the plane of the clamping block 15 and the internal plane of the clamping groove 16, and similarly, the puncture needle 1 can be conveniently and stably fixed on limbs of different patients by continuously pulling the retraction belt 17, so that the stability of the follow-up pushing state of the guide wire 4 can be ensured;

the medical staff can insert the smooth guide wire 4 into the sealing plate 3 on the sheath tube joint 2, then the medical staff can rotate the hand rubbing wheel 10 in the sealing pad 12, at the moment, the hand rubbing wheel 10 can drive the rubber wheels 8 on two sides to rotate inwards through the rotating plate 7 on the fixed shaft 6, under the rotating action of the rubber wheels 8 on two sides, the smooth guide wire 4 can be pushed to perform uniform-speed stable pushing work by combining with each rubber block 9, then the smooth guide wire 4 can stably enter the vein through the puncture needle 1, then the medical staff can move to be separated from the clamping groove 16 by pulling the clamping block 15, at the moment, the bundling belt 17 can be stably detached, then the puncture needle 1 is pulled out, surrounding skin is cut and the puncture part is enlarged, once the catheter sheath is in place in a blood vessel, the ultra-smooth guide wire 4 and the dilator are taken out, the catheter sheath is reserved, and then the stability of the subsequent treatment work can be ensured, and the content which is not described in detail in the specification belongs to the prior art known to the expert in the field.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A vascular sheath set comprising a puncture needle (1), characterized in that: install sheath coupling (2) on pjncture needle (1), fixedly connected with closing plate (3) in sheath coupling (2), spacing sliding connection has seal wire (4) in pjncture needle (1), fixedly connected with mounting panel (5) in sheath coupling (2), rotate on mounting panel (5) and be connected with fixed axle (6), fixedly connected with rotor plate (7) on fixed axle (6), fixedly connected with rubber wheel (8) on rotor plate (7), fixedly connected with rubber piece (9) on rubber wheel (8), fixedly connected with hand wheel (10) on fixed axle (6).

2. A vascular sheath assembly according to claim 1, wherein: the novel hand rubbing device is characterized in that a fixing groove (11) is formed in the sheath pipe joint (2), a sealing gasket (12) is fixedly connected in the fixing groove (11), a hand rubbing wheel (10) is rotationally connected to the sealing gasket (12), and a fixing frame (13) is fixedly connected to the sheath pipe joint (2).

3. A vascular sheath assembly according to claim 1, wherein: the center part of the sealing plate (3) is penetrated and provided with a cross-shaped opening, the inner end of the rubber wheel (8) is in an arc shape, the rubber blocks (9) are distributed on the inner end surface of the rubber wheel (8) at equal angles, and the rubber blocks (9) are in a semicircle sphere shape.

4. A vascular sheath assembly as claimed in claim 2, wherein: the width of the inner space of the fixing groove (11) is larger than the thickness of the hand rubbing wheel (10), the diameter of the hand rubbing wheel (10) is larger than the radius of the inner space of the sheath pipe joint (2), and the fixing frames (13) are symmetrically distributed on two sides of the sheath pipe joint (2).

5. A vascular sheath assembly as claimed in claim 2, wherein: the fixing frame (13) is internally fixedly connected with a reset spring (14), the other end of the reset spring (14) is fixedly connected with a clamping block (15), the reset spring (14) is sleeved on the clamping block (15), the clamping block (15) is connected in a clamping groove (16) in a clamping way, the clamping groove (16) is formed in a bundling belt (17), and the bundling belt (17) is in limiting sliding connection in the fixing frame (13).

6. A vascular sheath assembly as defined in claim 5, wherein: the cross section of the top of the clamping block (15) and the cross section of the clamping groove (16) are right trapezoid, the depth of the clamping groove (16) is smaller than the length of the clamping block (15), and the clamping grooves (16) are equidistantly distributed on the converging belt (17).