CN218651952U - Percutaneous puncture needle for clinical treatment of compression fracture - Google Patents

Abstract

The utility model discloses a percutaneous pjncture needle is used in clinical treatment of compressibility fracture, including telescopic link and bull stick, the backup pad is installed to the bottom of telescopic link, the angle scale is installed in the front of backup pad, the front end movable mounting of angle scale has the bull stick, the outer tube is installed to the front end of bull stick, aseptic cotton is installed to the inboard of outer tube, aseptic cotton's inboard movable mounting has the pjncture needle, and the pjncture needle runs through the inboard of outer tube, the utility model discloses an install the angle scale, fix positive angle scale through the backup pad, the angle scale remains stable, the positive swing joint bull stick of angle scale, the angle of person's of facilitating the use adjustment bull stick, the outer tube that the bull stick rotated and drives the front end follows angular adjustment, at bull stick pivoted in-process, the pointer on the angle scale is followed and is rotated, and the accurate angle of adjustment who judges the device in the convenient use for the outer tube can be adjusted to suitable angle, guarantees to pierce the accuracy of position.

Description

Percutaneous puncture needle for clinical treatment of compression fracture

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a percutaneous puncture needle for the clinical treatment of compression fracture.

Background

The more the clinical concern is about the fracture of the shaft of the limbs, and the proportion of the fracture of the bone end is increased year by year with the aging society. When the operation is performed on the fracture, a percutaneous puncture needle is adopted to enter a damaged vertebral body through skin puncture, then a sleeve is placed, balloon expansion is performed, and finally bone cement is injected into the vertebral body so as to fulfill the aim of strengthening and repairing the vertebral body structure.

The percutaneous puncture needle in the prior art has the following defects:

patent documents: CN214805222U, an expandable percutaneous puncture needle "comprises a needle core and a needle cylinder, wherein the needle core is a solid needle, the needle cylinder is wrapped around the needle core, the needle core is a cylinder, the diameter of an inner hole of the needle cylinder is equal to the diameter of an outer ring of the needle core, teeth are symmetrically arranged on two sides of the needle core, the teeth are triangular prism-shaped, the needle cylinder is composed of two semicircular cylinder walls, the teeth penetrate through a gap of the needle cylinder, and a part of the teeth is exposed outside the needle cylinder, the range in sclerotin is enlarged when the needle core is rotated through the teeth arranged on the needle core, the two cylinder walls are driven to be separated from each other by a connecting driving mechanism to achieve the same size as the outer diameter of a sheath of a conventional expanding sleeve, so that the puncture needle is enlarged, the function of expanding the expanding sleeve is replaced, the insertion process of guiding the needle and expanding sleeve is omitted, the operation is simpler, more convenient and safer, the operation difficulty and risk of the operation are reduced, the pain and the tissue damage caused by the secondary inserting of the sleeve to a patient are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a percutaneous puncture needle for the clinical treatment of compressive fracture to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a percutaneous puncture needle for clinical treatment of compressive fracture, includes telescopic link and bull stick, the backup pad is installed to the bottom of telescopic link, the angle scale is installed in the front of backup pad, the front end movable mounting of angle scale has the bull stick, the outer tube is installed to the front end of bull stick, aseptic cotton is installed to the inboard of outer tube, aseptic cotton's inboard movable mounting has the pjncture needle, and the pjncture needle runs through the inboard of outer tube.

Preferably, the bottom end of the puncture needle is provided with a threaded connector, the inner side of the threaded connector is provided with a through hole, and the bottom end of the threaded connector is provided with a connector.

Preferably, the first pair of joints are installed on the outer side of the connecting head through threads.

Preferably, a conduit is mounted to one end of the first pair of connectors.

Preferably, a second pair of connectors is mounted at one end of the conduit.

Preferably, one end of the outer sleeve is provided with a joint plate.

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

1. the utility model discloses an install the angle scale, fix positive angle scale through the backup pad, the angle scale remains stable, the positive swing joint bull stick of angle scale, the angle of person's of facilitating the use adjustment bull stick, the bull stick rotates the outer tube that drives the front end and then angular adjustment, at bull stick pivoted in-process, pointer on the angle scale is following the rotation, the angle of adjustment of accurate judgement device in the convenient use for the outer tube can be adjusted to suitable angle, guarantee to pierce the accuracy of position.

2. The utility model discloses a set up two sets of threaded connection poles, the inboard of outer tube leads to the aseptic cotton carries out the centre gripping to the puncture needle, and when the puncture, the puncture needle removes in aseptic cotton's inboard, avoids the condition that the skew appears at the in-process that removes in the puncture needle through the guide of outer tube, and the puncture needle is pierced to predetermineeing the position by the guide of outer tube, disinfects the puncture needle at the in-process that pierces simultaneously, guarantees equipment safety.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic view of the structure of the catheter of the present invention;

FIG. 3 is a schematic view of the outer tube structure of the present invention;

fig. 4 is a schematic view of the telescopic rod structure of the present invention.

In the figure: 1. a telescopic rod; 2. a support plate; 3. an angle scale; 4. a rotating rod; 5. an outer sleeve; 6. sterilizing cotton; 7. laminating the plates; 8. puncturing needle; 9. connecting the threads; 10. a through opening; 11. a connector; 12. a first pair of joints; 13. a conduit; 14. a second pair of connectors.

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 efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2, 3 and 4, a percutaneous puncture needle for clinical treatment of compression fracture;

the angle scale fixing device comprises an expansion link 1 and a rotating rod 4, wherein a supporting plate 2 is installed at the bottom end of the expansion link 1, an angle scale 3 is installed on the front side of the supporting plate 2, the rotating rod 4 is movably installed at the front end of the angle scale 3, an outer sleeve 5 is installed at the front end of the rotating rod 4, aseptic cotton 6 is installed on the inner side of the outer sleeve 5, a puncture needle 8 is movably installed on the inner side of the aseptic cotton 6, the puncture needle 8 penetrates through the inner side of the outer sleeve 5, an attaching plate 7 is installed at one end of the outer sleeve 5, the expansion link 1 is fixed on a designated mechanism through bolts, so that a worker can conveniently fix the device, the stability of the device is ensured, the expansion link 1 fixes the supporting plate 2 at the bottom end, the stability of the supporting plate 2 is ensured, and the front angle scale 3 is fixed through the supporting plate 2, angle scale 3 remains stable, angle scale 3's positive swing joint bull stick 4, the angle of person of facilitating the use adjustment bull stick 4, bull stick 4 rotates outer tube 5 and then angular adjustment who drives the front end, at 4 pivoted in-process of bull stick, pointer on the angle scale 3 is following the rotation, the angle of adjustment of accurate judgement device in the convenient use, make outer tube 5 can adjust suitable angle, outer tube 5 inboard leads to aseptic cotton 6 and carries out the centre gripping to puncture needle 8, when the puncture, puncture needle 8 removes at aseptic cotton 6's inboard, avoid puncture needle 8 to appear the condition of skew at the in-process that removes through the guide of outer tube 5, puncture needle 8 is pierced to preset position by the guide of outer tube 5.

Including telescopic link 1 and bull stick 4, screw thread 9 is installed even to the bottom of pjncture needle 8, and through mouth 10 has been seted up to screw thread 9's inboard even, and connector 11 is installed to screw thread 9's bottom even, first butt joint 12 is installed through the screw thread in the outside of connector 11, pipe 13 is installed to the one end of first butt joint 12, second butt joint 14 is installed to the one end of pipe 13, and screw thread 9 is connected with pjncture needle 8, guarantees the compactness that the device is connected, and connector 11 passes through the screw thread and docks with first butt joint 12, and the person of facilitating the use assembles the device, and the user passes through the screw thread with second butt joint 14 and is connected with conveying equipment simultaneously, and conveying equipment injects the liquid medicine into pipe 13 through second butt joint 14, and pipe 13 transmission liquid medicine enters into the inside of first butt joint 12, and first butt joint 12 transmits the liquid medicine to the inboard of through mouth 10, and through mouth 10 conduction liquid medicine enters into the inside of pjncture needle 8, accomplishes the transport of liquid medicine.

The working principle is as follows: telescopic link 1 passes through the bolt fastening on appointed mechanism, make things convenient for the workman to fix the device, guarantee the stability of device, telescopic link 1 is fixed to backup pad 2 of bottom, guarantee backup pad 2's stability, fix positive angle scale 3 through backup pad 2, angle scale 3 remains stable, positive swing joint bull stick 4 of angle scale 3, the angle of person's of facilitating the use adjustment bull stick 4, bull stick 4 rotates outer tube 5 that drives the front end and follows angle adjustment, at bull stick 4 pivoted in-process, the pointer on the angle scale 3 is following the rotation, the adjustment angle of accurate judgement device in the convenient use, make outer tube 5 can adjust suitable angle, aseptic cotton 6 carries out the centre gripping to puncture needle 8 in the inboard of outer tube 5, when the puncture, puncture needle 8 removes in the inboard of aseptic cotton 6, avoid puncture needle 8 to appear the condition of skew at the in-process of removal through the guide of outer tube 5, puncture needle 8 is pierced to preset the position by the guide of outer tube 5.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a percutaneous pjncture needle is used in clinical treatment of compression fracture, includes telescopic link (1) and bull stick (4), its characterized in that: backup pad (2) are installed to the bottom of telescopic link (1), angle scale (3) are installed in the front of backup pad (2), the front end movable mounting of angle scale (3) has bull stick (4), outer tube (5) are installed to the front end of bull stick (4), aseptic cotton (6) are installed to the inboard of outer tube (5), the inboard movable mounting of aseptic cotton (6) has pjncture needle (8), and pjncture needle (8) run through the inboard of outer tube (5).

2. The percutaneous puncture needle for clinical treatment of compression fracture according to claim 1, wherein: the bottom of pjncture needle (8) is installed screw thread and is connected head (9), and through-hole (10) have been seted up to the inboard of screw thread and is connected head (9), and connector (11) are installed to the bottom of screw thread and are connected head (9).

3. The percutaneous puncture needle for clinical treatment of compression fracture according to claim 2, wherein: the outer side of the connecting head (11) is provided with a first pair of joints (12) through threads.

4. The percutaneous puncture needle for clinical treatment of compression fracture according to claim 3, wherein: one end of the first joint pair (12) is provided with a guide pipe (13).

5. The percutaneous puncture needle for clinical treatment of compression fracture according to claim 4, wherein: one end of the conduit (13) is provided with a second pair of joints (14).

6. The percutaneous puncture needle for clinical treatment of compression fracture according to claim 1, wherein: and a binding plate (7) is arranged at one end of the outer sleeve (5).

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