Epidural puncture needle inserting device

Abstract

The invention provides an epidural puncture needle inserting device, and relates to the technical field of puncture needle inserting equipment. Comprising a base, a needle inserting frame is arranged on the base, a vertical sliding groove is formed in the needle inserting frame, a connecting frame is slidably connected to the vertical sliding groove, and a clamping groove is formed in the connecting frame; the needle feeding frame is hinged to the base, and an angle ruler is arranged at the hinged position of the base and the needle feeding frame. Compared with the prior art, the puncture needle is simple in structure and convenient to use, the puncture angle and depth of the needle body can be accurately controlled, the working intensity of medical staff is effectively reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of puncture needle insertion equipment, and in particular to an epidural puncture needle insertion device. Background Art

[0002] Epidural anesthesia (epidural puncture surgery) refers to epidural block anesthesia, which is to inject local anesthetics into the epidural space to block the spinal nerve roots and temporarily paralyze the area controlled by them. This is called epidural block anesthesia, or epidural block for short. According to the method of administration, it can be divided into single method and continuous method. According to the puncture site, it can be divided into high, middle, low and sacral canal block.

[0003] Epidural puncture surgery is difficult. Beginners may easily cause pain to the patient due to the long needle insertion process due to lack of experience, or damage skin tissue due to shaking or twisting of the medical staff's hands when inserting the needle. Beginners are prone to too many medical accidents due to the physician's own needle insertion experience. Moreover, even experienced medical staff are prone to mistakes due to fatigue after working for a long time.

[0004] Therefore, there is an urgent need for an epidural puncture needle insertion device to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide an epidural puncture needle insertion device, which has a simple structure, is easy to use, can accurately control the insertion angle and depth of the needle body, and effectively reduces the workload of medical staff and improves work efficiency.

[0006] The embodiment of the present invention is achieved as follows:

[0007] An embodiment of the present application provides an epidural puncture needle insertion device, which includes a base, a needle insertion frame is provided on the base, a vertical slide groove is provided on the needle insertion frame, a connecting frame is slidably connected to the vertical slide groove, and a clamping groove is provided on the connecting frame; the needle insertion frame is hinged to the base, and an angle ruler is provided at the hinge between the base and the needle insertion frame.

[0008] In some embodiments of the present invention, a first locking bolt is disposed on the base, and the first locking bolt abuts against the needle insertion frame.

[0009] In some embodiments of the present invention, two of the vertical slide grooves are symmetrically arranged, and the two sides of the connecting frame are slidingly connected to the two vertical slide grooves respectively; a telescopic component is arranged on the connecting frame, and a friction part is arranged at one end of the telescopic component, and the friction part abuts against the vertical slide groove.

[0010] In some embodiments of the present invention, the telescopic assembly includes a sleeve and two threaded rods, a thread groove is provided on the inner side of the sleeve, the two threaded rods are respectively threadedly connected to the two ends of the sleeve, and a friction member is provided at one end of the threaded rod; the thread directions of the two threaded rods are opposite, and the thread directions of the thread grooves on both sides of the sleeve are opposite.

[0011] In some embodiments of the present invention, a limiting hole is provided on the above-mentioned connecting frame, and a limiting ring groove is provided on the inner side of the limiting hole; the sleeve is sleeved with the limiting hole, and a limiting convex ring adapted to the limiting ring groove is provided on the outer side of the sleeve; a limiting through groove is provided on the connecting frame, and a limiting block adapted to the limiting through groove is provided on the threaded rod, and the limiting block is slidably connected with the limiting through groove.

[0012] In some embodiments of the present invention, a threaded hole is provided on the connecting frame, a second locking bolt is provided in the threaded hole, and the second locking bolt abuts against the sleeve.

[0013] In some embodiments of the present invention, the above-mentioned snap-in slot includes a slot seat, horizontal through slots are arranged on both sides of the slot seat, and a snap-in piece is slidably connected to the horizontal through slot; the snap-in piece is arranged in an "L" shape, a limiting through slot is arranged at the top of the snap-in piece, and a limiting pin is arranged in the limiting through slot.

[0014] Compared with the prior art, the embodiments of the present invention have at least the following advantages or beneficial effects:

[0015] Existing epidural puncture surgeries are difficult, and it is difficult to accurately grasp the force, angle and depth of the needle insertion. Long-term operation can easily make medical staff feel tired, affecting work efficiency and treatment quality. The present invention provides an epidural puncture needle insertion device, which includes a base, a needle insertion frame is provided on the base, a vertical slide is provided on the needle insertion frame, a connecting frame is slidably connected to the vertical slide, and a clamping groove is provided on the connecting frame; the needle insertion frame is hingedly arranged with the base, and an angle ruler is provided at the hinge between the base and the needle insertion frame.

[0016] The present invention can be connected with the dural puncture needle by setting a connecting groove, and is provided with a needle insertion frame hinged with the base, so that medical staff can accurately control the insertion angle of the dural puncture needle on the needle insertion frame by controlling the hinge angle of the needle insertion frame and the base. At the same time, the connecting frame slidably connected with the vertical slide groove allows medical staff to push the dural puncture needle by pushing the connecting frame, which is convenient for medical staff to perform puncture work, avoids the situation where the thinner needle is not conducive to hand-holding, and makes the needle body control insertion more intuitive, and effectively reduces the work intensity of medical staff and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 is a cross-sectional view of an embodiment of the present invention;

[0019] Figure 2 It is a top cross-sectional view of the clamping slot according to an embodiment of the present invention.

[0020] Icons: 1. Base; 2. Needle feed frame; 3. Connecting frame; 4. Snap-in groove; 5. First locking bolt; 6. Sleeve; 7. Threaded rod; 8. Second locking bolt; 9. Friction piece; 10. Limit block; 11. Limit through groove; 12. Slot seat; 13. Snap-in piece; 14. Horizontal through groove; 15. Limit pin; 16. Pin hole; 17. Limit ring groove; 18. Limit convex ring. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Example:

[0024] Please refer to Figure 1-2 The present embodiment provides an epidural puncture needle insertion device, which includes a base 1, on which a needle insertion frame 2 is provided, on which a vertical slide groove is provided, on which a connecting frame 3 is slidably connected, and on which a clamping groove 4 is provided; the needle insertion frame 2 is hingedly arranged with the base 1, and an angle ruler is provided at the hinge between the base 1 and the needle insertion frame 2.

[0025] Existing epidural puncture surgeries are difficult, and it is difficult to accurately control the force, angle, and depth of the needle insertion. Long-term operation can easily make medical staff feel tired, affecting work efficiency and treatment quality. The present invention can be connected with the dural puncture needle by setting a snap-in groove 4, and is provided with a needle insertion frame 2 hinged to the base 1, so that medical staff can accurately control the insertion angle of the dural puncture needle on the needle insertion frame 2 by controlling the hinge angle of the needle insertion frame 2 and the base 1. At the same time, the connecting frame 3 slidably connected to the vertical slide groove allows medical staff to push the dural puncture needle by pushing the connecting frame 3, which is convenient for medical staff to perform puncture work, avoids the situation where a relatively small needle is not conducive to hand-holding, and makes the needle body control insertion more intuitive, and effectively reduces the work intensity of medical staff and improves work efficiency.

[0026] It can be understood that the base 1 is provided with an opening for the dural puncture needle to pass through, and the vertical slide groove is provided with scale lines; specifically, the base 1 can be provided in a ring shape.

[0027] In some embodiments of the present invention, a first locking bolt 5 is provided on the base 1, and the first locking bolt 5 abuts against the needle insertion frame 2. The first locking bolt 5 provided on the base 1 allows medical personnel to tighten or separate the first locking bolt 5 from the needle insertion frame 2 by screwing in and out, thereby preventing the needle insertion frame 2 from rotating when unnecessary.

[0028] In some embodiments of the present invention, two vertical slide grooves are symmetrically arranged, and the two sides of the connecting frame 3 are respectively slidably connected to the two vertical slide grooves; a telescopic assembly is arranged on the connecting frame 3, and a friction member 9 is arranged at one end of the telescopic assembly, and the friction member 9 abuts against the vertical slide groove. Through the telescopic assembly and the friction member 9 abutting against the vertical slide groove, the sliding resistance of the connecting frame 3 can be effectively adjusted, which is convenient for medical staff to control the force of needle insertion.

[0029] In some embodiments of the present invention, the telescopic assembly includes a sleeve 6 and two threaded rods 7. The inner side of the sleeve 6 is provided with a thread groove. The two threaded rods 7 are respectively threadedly connected to the two ends of the sleeve 6. The friction member 9 is provided at one end of the threaded rod 7. The thread directions of the two threaded rods 7 are opposite, and the thread directions of the thread grooves on both sides of the sleeve 6 are opposite. A limiting hole is provided on the connecting frame 3, and a limiting ring groove 17 is provided on the inner side of the limiting hole. The sleeve 6 is sleeved with the limiting hole, and a limiting convex ring 18 adapted to the limiting ring groove 17 is provided on the outer side of the sleeve 6. A limiting through groove 11 is provided on the connecting frame 3, and a limiting block 10 adapted to the limiting through groove 11 is provided on the threaded rod 7. The limiting block 10 is slidably connected to the limiting through groove 11. Medical staff can extend and retract the threaded rods 7 on both sides by rotating the sleeve 6. The limiting hole and the limiting through groove 11 facilitate the limiting of the sleeve 6 and the limiting block 10 to facilitate their coordinated movement, so as to prevent the threaded rod 7 from rotating with the sleeve 6.

[0030] In some embodiments of the present invention, a threaded hole is provided on the connecting frame 3, and a second locking bolt 8 is provided in the threaded hole, and the second locking bolt 8 abuts against the sleeve 6. Medical staff can screw in and out the second locking bolt 8 to abut against the sleeve 6 to tighten or separate it, so as to avoid the sleeve 6 from rotating when it is not necessary.

[0031] In some embodiments of the present invention, the snap-in slot 4 includes a slot seat 12, and horizontal through slots 14 are provided on both sides of the slot seat 12, and a snap-in member 13 is slidably connected to the horizontal through slot 14; the snap-in member 13 is arranged in an "L" shape, and a limiting through slot 11 is provided at the top of the snap-in member 13, and a limiting latch 15 is provided in the limiting through slot 11. The two "L"-shaped snap-in members 13 can limit the dural puncture needle, and at the same time, medical staff can remove the limiting latch 15 so that the snap-in member 13 can slide out of the limiting through slot 11 to release the limit on the dural puncture needle. Specifically, a plurality of latch holes 16 adapted to the limiting latch 15 are provided in the limiting through slot 11, so as to facilitate the adjustment of the position of the snap-in member 13 to adapt to different puncture needles.

[0032] In summary, the embodiment of the present invention provides an epidural puncture needle insertion device, which includes a base 1, a needle insertion frame 2 is provided on the base 1, a vertical slide is provided on the needle insertion frame 2, a connecting frame 3 is slidably connected to the vertical slide, and a clamping groove 4 is provided on the connecting frame 3; the needle insertion frame 2 is hingedly arranged with the base 1, and an angle ruler is provided at the hinge of the base 1 and the needle insertion frame 2. The present invention can be clamped with the dural puncture needle by providing the clamping groove 4, and the needle insertion frame 2 is hinged with the base 1, so that the medical staff can accurately control the insertion angle of the dural puncture needle on the needle insertion frame 2 by controlling the hinge angle of the needle insertion frame 2 and the base 1. At the same time, the connecting frame 3 slidably connected with the vertical slide allows the medical staff to push the dural puncture needle by pushing the connecting frame 3, which is convenient for the medical staff to perform puncture work, avoids the situation that the thinner needle is not conducive to hand-holding, and makes the needle body control insertion more intuitive, and effectively reduces the work intensity of the medical staff and improves the work efficiency.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An epidural puncture needle insertion device, characterized in that: It comprises a base, on which a needle insertion frame is arranged, on which a vertical slide groove is arranged, on which a connecting frame is slidably connected, and on which a clamping groove is arranged; the needle insertion frame is hingedly arranged with the base, and an angle ruler is arranged at the hinge between the base and the needle insertion frame.

2. The epidural puncture needle insertion device according to claim 1, characterized in that: The base is provided with a first locking bolt, and the first locking bolt abuts against the needle insertion frame.

3. The epidural puncture needle insertion device according to claim 2, characterized in that: The vertical slide grooves are symmetrically arranged with two of them, and the two sides of the connecting frame are respectively slidably connected with the two vertical slide grooves; the connecting frame is provided with a telescopic component, and one end of the telescopic component is provided with a friction piece, and the friction piece abuts against the vertical slide groove.

4. The epidural puncture needle insertion device according to claim 3, characterized in that: The telescopic assembly includes a sleeve and two threaded rods. A thread groove is provided on the inner side of the sleeve. The two threaded rods are respectively threadedly connected to the two ends of the sleeve. The friction member is provided at one end of the threaded rod. The thread directions of the two threaded rods are opposite, and the thread directions of the thread grooves on both sides of the sleeve are opposite.

5. The epidural puncture needle insertion device according to claim 4, characterized in that: A limiting hole is provided on the connecting frame, and a limiting ring groove is provided on the inner side of the limiting hole; the sleeve is sleeved with the limiting hole, and a limiting convex ring adapted to the limiting ring groove is provided on the outer side of the sleeve; a limiting through groove is provided on the connecting frame, and a limiting block adapted to the limiting through groove is provided on the threaded rod, and the limiting block is slidably connected to the limiting through groove.

6. The epidural puncture needle insertion device according to claim 1, characterized in that: The connecting frame is provided with a threaded hole, the threaded hole is provided with a second locking bolt, and the second locking bolt abuts against the sleeve.

7. The epidural puncture needle insertion device according to claim 6, characterized in that: The snap-in slot includes a slot seat, and horizontal through slots are arranged on both sides of the slot seat. A snap-in piece is slidably connected to the horizontal through slot; the snap-in piece is arranged in an "L" shape, and a limited through slot is arranged at the top of the snap-in piece, and a limited latch is arranged in the limited through slot.

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