CN214907799U - Intracardiac branch of academic or vocational study intervenes pjncture needle - Google Patents

Abstract

The utility model discloses an interventional puncture needle for cardiology, which comprises a puncture needle base, wherein two compression grooves are arranged on the front surface of the puncture needle base in a penetrating way, the inner surface of each compression groove is fixedly connected with an elastic column, the lower surface of the puncture needle base is fixedly connected with two blood-sucking cotton, the upper surface of the puncture needle base is fixedly connected with an upper closing disc, the inner surface of the upper closing disc is movably connected with an upper convex disc, the lower surface of the upper convex disc is fixedly connected with a piercing needle head, the inner surface of the upper convex disc is movably connected with a conduit, the outer surface of the upper part of the conduit is fixedly connected with a handle, this puncture needle is intervene to intracardiac branch of academic or vocational study, through rotatory screw thread bull stick, the screw thread bull stick is at last flange internal rotation and backward movement, and the screw thread bull stick backward movement drives preceding chuck backward movement, and preceding chuck backward movement can promote the pipe backward, and the pipe rear portion contacts with the back briquetting, and the screw thread bull stick backward moves to suitable.

Description

Intracardiac branch of academic or vocational study intervenes pjncture needle

Technical Field

The utility model relates to a pjncture needle technical field specifically is intracardiac branch of academic or vocational study intervention pjncture needle.

Background

Interventional therapy devices, in interventional therapy operations, pierce the skin to further guide interventional therapy equipment (guidewires, catheters, filters, stents, etc.) into the body, metal needles for vascular and non-vascular interventional operations, which are divided into several categories: a single-wall puncture needle is made of stainless steel, the needle end is sharp and is an inclined plane, the needle handle part can be provided with base plates with different shapes, the advance and retreat of the needle are convenient to control during puncture, a two-part trocar is composed of an outer sleeve and a needle core, a three-part trocar is composed of an outer sleeve, an inner needle and an obturator, an interatrial puncture needle is a two-part metal needle, a common needle is a needle, a peeling puncture needle, a disposable metal needle, the needle rod wall is formed by two half butt joints, after the needle penetrates into a blood vessel, a catheter is directly fed in through the needle without a guide wire, then the two half needle rod walls are peeled off section by section, and the catheter is completely withdrawn, and the catheter is left.

Generally, when a puncture needle for cardiology intervention is used, medical staff needs to puncture a patient and wipe blood flowing out of an arm of the patient, so that repeated operation can affect the operation of the medical staff.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pjncture needle is intervene to intracardiac branch of academic or vocational study to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: intracardiac branch of academic or vocational study intervenes pjncture needle, including the puncture needle file, two compression grooves have been seted up in the front of puncture needle file, every elasticity post of the equal fixedly connected with in internal surface in compression groove, two blood-sucking cottons of fixedly connected with below the puncture needle file, the higher authority fixedly connected with of puncture needle file closes the dish, on close a set internal surface swing joint and have last protruding dish, fixedly connected with pierces through the syringe needle below going up the protruding dish, the internal surface swing joint of going up the protruding dish has the pipe, the external surface fixedly connected with handle on pipe upper portion.

Preferably, the upper surface of the upper closing disc is provided with a concave clamping groove, the upper surface of the left part of the concave clamping groove is provided with a rectangular clamping groove, the lower surface of the upper convex disc is provided with a spiral groove, the lower surface of the upper convex disc is fixedly connected with a rectangular clamping block, the upper convex disc is movably connected in the concave clamping groove, and the rectangular clamping block is movably connected with the rectangular clamping groove.

Preferably, the inner surface of the upper portion of the upper convex disc is fixedly connected with a rear pressing block, the inner surface of the upper portion of the upper convex disc is movably connected with a threaded rotating rod, the back of the threaded rotating rod is movably connected with a front chuck, and the guide pipe is movably connected between the rear pressing block and the front chuck.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this intracardiac branch of academic or vocational study intervenes pjncture needle, medical personnel can carry out operation on next step to patient through the pipe, generally when being intracardiac branch of academic or vocational study intervenes pjncture needle, and medical personnel need do the impaling action to patient on one side, cleans the blood that patient's arm flowed on one side to this operates repeatedly and can influence medical personnel's operation, and this device is through absorbing blood by oneself at puncture needle file, thereby favourable reduction medical personnel's operation.

(2) This intracardiac branch of academic or vocational study intervenes pjncture needle, through rotatory screw thread bull stick, the screw thread bull stick is at last flange internal rotation and rearward movement, and the screw thread bull stick rearward movement drives preceding chuck rearward movement, and preceding chuck rearward movement can promote the pipe backward, and the pipe rear portion contacts with the back briquetting, and after the screw thread bull stick moved suitable position backward, the pipe was extrusion sealed, connects through adopting the multistage to be favorable to improving the functionality of device.

Drawings

Fig. 1 is a schematic structural view of the puncture needle base of the utility model;

FIG. 2 is a schematic view of the upper flange of the present invention;

FIG. 3 is a schematic view of the blood-sucking cotton of the present invention;

fig. 4 is a schematic view of the handle of the present invention.

In the figure: 1. a puncture needle seat; 11. a compression groove; 12. an elastic column; 13. blood sucking cotton; 14. closing the disc; 15. a female slot; 16. a rectangular clamping groove; 2. an upper convex disc; 21. rotating the groove; 22. a rectangular fixture block; 23. pressing the mixture into blocks; 24. a threaded rotating rod; 25. a front chuck; 26. puncturing a needle head; 27. a conduit; 28. a handle.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an interventional puncture needle for cardiology comprises a puncture needle base 1, wherein two compression grooves 11 are formed in the front face of the puncture needle base 1 in a penetrating mode, an elastic column 12 is fixedly connected to the inner surface of each compression groove 11, two pieces of blood-sucking cotton 13 are fixedly connected to the lower face of the puncture needle base 1, the puncture needle base 1 is attached to an arm of a patient, the two elastic columns 12 on the inner surface of the puncture needle base 1 can keep the toughness of the puncture needle base 1 and improve the contact area with the arm of the patient, the two pieces of blood-sucking cotton 13 on the lower face of the puncture needle base 1 are in contact with the arm to rotatably reset a threaded rotating rod 24, when blood flows at a puncture position, blood can be absorbed on two sides of the puncture needle base 1, the flowing blood can be absorbed by the two pieces of blood-sucking cotton 13, an upper closing disc 14 is fixedly connected to the upper face of the puncture needle base 1, an upper protruding disc 2 is movably connected to the inner surface of the upper closing disc 14, and a puncture needle head 26 is fixedly connected to the lower face of the upper protruding disc 2, the inner surface of the upper convex disc 2 is movably connected with a conduit 27, and the outer surface of the upper part of the conduit 27 is fixedly connected with a handle 28.

Go up to close the higher authority of dish 14 and seted up concave draw-in groove 15, rectangular draw-in groove 16 has been seted up to the higher authority of concave draw-in groove 15 left part, go up the lower authority of protruding dish 2 and seted up spiral groove 21, go up below fixedly connected with rectangle fixture block 22 of protruding dish 2, it injects the puncture needle file 1 from last to down to go up protruding dish 2 earlier, puncture needle 26 injects in the puncture needle file 1 through going up to close dish 14, go up protruding dish 2 and move down and enter into concave draw-in groove 15, it injects spiral groove 21 in rectangle draw-in groove 16 to rotate slightly, it blocks with puncture needle file 1 to go up protruding dish 2 this moment, handheld handle 28 injects pipe 27 from last to down in protruding dish 2 again, go up protruding dish 2 swing joint in concave draw-in groove 15, rectangle fixture block 22 and rectangle draw-in groove 16 swing joint.

Go up briquetting 23 behind the internal surface fixedly connected with on protruding dish 2 upper portion, internal surface swing joint on protruding dish 2 upper portion has screw bull stick 24, rotatory screw bull stick 24, screw bull stick 24 is at 2 internal rotations of last protruding dish and rearward movement, screw bull stick 24 rearward movement drives preceding chuck 25 rearward movement, preceding chuck 25 rearward movement can promote pipe 27 backward, pipe 27 rear portion and the contact of back briquetting 23, screw bull stick 24's back swing joint has preceding chuck 25, pipe 27 swing joint is between briquetting 23 and preceding chuck 25 after.

Specifically, the utility model discloses during the use:

the first step is as follows: firstly, an upper convex disc 2 is inserted into a puncture needle seat 1 from top to bottom, a puncture needle head 26 is inserted into the puncture needle seat 1 through an upper closing disc 14, the upper convex disc 2 moves downwards to enter a concave clamping groove 15, a spiral groove 21 is inserted into a rectangular clamping groove 16 through slight rotation, at the moment, the upper convex disc 2 is clamped with the puncture needle seat 1, a guide pipe 27 is inserted into the upper convex disc 2 from top to bottom through a handheld handle 28, after the guide pipe 27 enters the upper convex disc 2 for a certain distance, a threaded rotating rod 24 is rotated, the threaded rotating rod 24 rotates and moves backwards in the upper convex disc 2, the threaded rotating rod 24 moves backwards to drive a front chuck 25 to move backwards, the front chuck 25 moves backwards to push the guide pipe 27 backwards, the rear part of the guide pipe 27 is in contact with a rear pressing block 23, after the threaded rotating rod 24 moves backwards to a proper position, the guide pipe 27 is extruded and sealed, and multi-section connection is adopted, so that the functionality of the device is improved.

The second step is that: the puncture needle 26 is inserted into a blood vessel, the puncture needle base 1 is attached to the arm of a patient, two elastic columns 12 on the inner surface of the puncture needle base 1 can keep the toughness of the puncture needle base 1, the contact area of the puncture needle base 1 and the arm is increased, two blood-absorbing cotton 13 below the puncture needle base 1 are in contact with the arm, a threaded rotating rod 24 is rotationally reset, when blood flows at the puncture position, blood can be absorbed by two sides of the puncture needle base 1, meanwhile, the flowing blood can also be absorbed by the two blood-absorbing cotton 13, medical workers can operate the patient on the next step through a catheter 27, generally, when the puncture needle is used for cardiology department, the medical workers need to puncture the patient and wipe the flowing blood of the arm of the patient on one side, so that the operation of the medical workers can be influenced by the repeated operation, the device can automatically absorb the blood through the puncture needle base 1, and therefore the operation of the medical workers is favorably reduced.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Intracardiac branch of academic or vocational study intervenes pjncture needle, including puncture needle file (1), its characterized in that: the front of puncture needle file (1) runs through and has seted up two compression groove (11), every elasticity post (12) of the equal fixedly connected with of internal surface of compression groove (11), two blood sucking cotton (13) of fixedly connected with below puncture needle file (1), the higher authority fixedly connected with of puncture needle file (1) closes dish (14), on close dish (14) internal surface swing joint have last flange (2), fixedly connected with pierces through syringe needle (26) below going up flange (2), the internal surface swing joint of going up flange (2) has pipe (27), the external surface fixedly connected with handle (28) on pipe (27) upper portion.

2. An intracardiac interventional puncture needle according to claim 1, characterized in that: a concave clamping groove (15) is formed in the upper surface of the upper closing disc (14), and a rectangular clamping groove (16) is formed in the upper surface of the left portion of the concave clamping groove (15).

3. An intracardiac interventional puncture needle according to claim 1, characterized in that: a rotary groove (21) is formed below the upper convex disc (2), and a rectangular clamping block (22) is fixedly connected below the upper convex disc (2).

4. An intracardiac interventional puncture needle according to claim 3, characterized in that: the upper convex disc (2) is movably connected in the concave clamping groove (15), and the rectangular clamping block (22) is movably connected with the rectangular clamping groove (16).

5. An intracardiac interventional puncture needle according to claim 1, characterized in that: the inner surface of the upper part of the upper convex disc (2) is fixedly connected with a rear pressing block (23), the inner surface of the upper part of the upper convex disc (2) is movably connected with a threaded rotating rod (24), and the back of the threaded rotating rod (24) is movably connected with a front chuck (25).

6. An intracardiac interventional puncture needle according to claim 5, characterized in that: the guide pipe (27) is movably connected between the rear pressing block (23) and the front chuck (25).

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