CN219462267U - Novel Xu Moshi nodule catheter needle and puncture needle - Google Patents

Abstract

The utility model relates to a medical instrument field especially relates to novel Xu Moshi knot catheter needle and pjncture needle, including needle cap and syringe needle, the needle cap is connected with the one end of syringe needle, the other end of syringe needle is equipped with the syringe needle point, the syringe needle has certain radian, and different syringe needles have different radians, first perforation has been seted up on the needle cap, the second perforation has been seted up on the syringe needle, first perforation is linked together with the second perforation, syringe needle with certain radian, solve the problem that conventional syringe needle pjncture is difficult to reach the disease focus on the passageway of dosing, compare in traditional straight passageway, establish the arc curvature passageway of a direct focus for local closure treatment, finally reach the purpose of curing disease.

Description

Novel Xu Moshi nodule catheter needle and puncture needle

Technical Field

The present disclosure relates to the field of medical devices, and in particular, to a novel Xu Moshi nodule catheter needle and a puncture needle.

Background

Xu Moshi nodules are a common pathological manifestation of orthopedics, and due to the damage to the cartilage end plates of the vertebral body, herniation of the nucleus pulposus into the interior of the vertebral body via weak areas of the cartilage end plates is common in the thoracolumbar vertebral segment, with an overall prevalence of 3.8%, often with multiple lesions in the same person. The clinical part Xu Moshi of the patients has obvious pain in the waist and back, namely painful Xu Moshi nodules or symptomatic Xu Moshi nodules, typical symptoms of the patients are refractory and axial pain in the waist and back, the conservative treatment often cannot achieve satisfactory curative effects, PVP or open surgery has definite curative effects, but the operation is very traumatic, the patients are not easy to accept, and part of the patients adopt a closed therapy which is also commonly used for injecting 25mg of prednisolone acetate and 3-10 mL of 1% or 0.5% procaine into a pressure pain point, the operation is carried out under a C-arm X-ray machine, the injection position is required to be accurate, and the traditional closure can improve the illness state of the patients to a certain extent after puncture positioning on a target intervertebral disc.

However, in the practical application process, the Xu Moshi nodule lesion is in the vertebral body, so that the conventional syringe needle is difficult to accurately reach the lesion, and the limitation of the conventional intervertebral disc closure prevents the clinical treatment of the symptomatic Xu Moshi nodule.

Disclosure of Invention

The present disclosure provides a novel Xu Moshi nodule catheter needle and a puncture needle to solve the technical problem that the inventor recognizes but in the practical application process, because Xu Moshi nodule lesion sites are in vertebral bodies, the conventional syringe needle is difficult to accurately reach a lesion site, and therefore, the limitation of the conventional intervertebral disc closure hinders the clinical treatment of symptomatic Xu Moshi nodules.

The present disclosure provides a novel Xu Moshi nodule catheter needle, including needle cap and syringe needle, the needle cap with the one end of syringe needle is connected, the other end of syringe needle is equipped with the syringe needle point, the syringe needle has certain radian, just different syringe needles have different radians, first perforation has been seted up on the needle cap, the second perforation has been seted up on the syringe needle, first perforation with the second perforation is linked together.

In any of the above technical solutions, further, a stabilizing tube sleeve is sleeved on the outer surface of the injection needle, and one end of the stabilizing tube sleeve is connected with one side of the needle cap.

In any of the above embodiments, further, an elastic protrusion is disposed on the first through hole, and the number of elastic protrusions is plural.

In any of the above technical solutions, further, a marking strip is provided on the outer surface of the injection needle.

The present disclosure provides a needle including a novel Xu Moshi nodule catheter needle as described above.

In any of the above technical solutions, further comprising:

the puncture sleeve comprises a pipe cap, a pipe handle and a pipe body, wherein one end of the pipe cap is connected with one end of the pipe body, a pipe tip is arranged at the other end of the pipe body, the pipe handle is sleeved on the outer surface of the pipe cap, a first through hole is formed in the circle center of the pipe body, a second through hole is formed in the circle center of the pipe cap, the first through hole is communicated with the second through hole, the circle centers of the first through hole and the second through hole are positioned on the same horizontal plane, and the injection needle can be inserted into the first through hole;

the solid pjncture needle, solid pjncture needle includes needle handle and needle body, the needle handle with the one end of needle body is connected, the other end of needle body is equipped with the needle point, the needle body is solid cylinder, the needle body can be inserted in the first through-hole, just the needle body diameter with first through-hole diameter is unanimous.

In any of the above technical solutions, further, a rubber pad is disposed inside the second through hole.

In any of the above technical solutions, further, the pipe handle is provided with anti-slip lines.

In any of the above solutions, further, the length of the injection needle is greater than the length of the first through hole, and the length of the needle body is equal to the sum of the lengths of the first through hole and the second through hole.

In any of the above technical solutions, further, the tube body and the injection needle are made of any one of SUS304 stainless steel, SUS316L stainless steel and SUS304L stainless steel.

The beneficial effects of the present disclosure mainly lie in:

1. the injection needle with a certain radian solves the problem that the conventional injection needle is difficult to puncture and reach a lesion from the administration channel, and compared with the conventional straight channel, the injection needle establishes an arc-shaped curvature channel which directly reaches the lesion for local closed treatment, and finally achieves the aim of curing diseases.

2. The setting of stable pipe box can further improve the stability to the syringe needle to reduce external factor and cause harmful effects to the syringe needle, the setting of sign strip can indicate medical personnel, avoids the syringe needle to insert the in-process and takes place the accurate injection that the offset influences the injection, and the protruding setting of elasticity is convenient for be connected between syringe needle cap and the syringe.

3. The setting of cushion can apply certain pressure to the needle body to guarantee the stability of its displacement in-process, and the setting of anti-skidding line improves the frictional force when contacting with medical personnel's hand, in order to reduce the probability of droing.

4. The puncture sleeve is externally protected, and adjacent tissues are prevented from being damaged in the process of inserting the puncture sleeve into a human body, so that other parts of a patient are prevented from being damaged in the treatment process, and the safety of the treatment process is ensured.

5. The whole structure is simple, the operation is convenient, the treatment effect on patients is improved while the workload of medical staff is not increased, and the whole practicability is greatly improved.

It is to be understood that both the foregoing general description and the following detailed description are for purposes of example and explanation and are not necessarily limiting of the disclosure. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate the subject matter of the present disclosure. Meanwhile, the description and drawings are used to explain the principles of the present disclosure.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required in the detailed description or the prior art will be briefly described, it will be apparent that the drawings in the following description are some embodiments of the present disclosure, and other drawings may be obtained according to the drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic view of a catheter needle structure according to an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of a catheter needle in accordance with an embodiment of the present disclosure;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 2 in an embodiment of the present disclosure;

FIG. 4 is a schematic cross-sectional view of a puncture cannula in an embodiment of the present disclosure;

FIG. 5 is a schematic view of a puncture cannula according to an embodiment of the present disclosure;

fig. 6 is a schematic view of a solid piercing needle mounted in an embodiment of the present disclosure.

Icon:

100-needle cap; 101-an injection needle; 102-an injection needle tip; 103—first perforation; 104-a second perforation; 105-stabilizing the tube sleeve; 106-elastic protrusions; 107-an identification bar; 200-piercing the cannula; 201-a tube cap; 202, a tube handle; 203-a tube body; 204-tip of tube; 205-a first via; 206-a second via; 207-rubber pad; 300-solid puncture needle; 301-needle handle; 302-needle body; 303-needle tip.

Detailed Description

The following description of the embodiments of the present disclosure will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all, of the embodiments of the present disclosure.

Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

In the description of the present disclosure, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art in the specific context.

Referring to fig. 1, 2 and 3, in one or more embodiments, a novel Xu Moshi nodule catheter needle is provided, which includes a needle cap 100 and an injection needle 101, wherein the needle cap 100 is connected with one end of the injection needle 101, the other end of the injection needle 101 is provided with an injection needle tip 102, the injection needle 101 has a certain radian, different injection needles 101 have different radians, a first perforation 103 is provided on the needle cap 100, a second perforation 104 is provided on the injection needle 101, the first perforation 103 is communicated with the second perforation 104, an elastic protrusion 106 is provided on the first perforation 103, and the number of the elastic protrusions 106 is multiple.

In this embodiment, the needle cap 100 is connected with the syringe before application, and the elastic protrusion 106 is arranged, so that the elastic protrusion 106 is made of elastic material, and under the action of resilience force, the connection between the needle cap 100 and the syringe is facilitated, the injection needle 101 is pricked into an ideal part of a patient through the injection needle tip 102 in the application process, then under the action of the syringe, the liquid medicine flows into the patient through the syringe, the first perforation 103 and the second perforation 104 in sequence, the injection needle 101 with a certain radian flows into the patient, the problem that the conventional injection needle 101 is difficult to puncture to reach a lesion is solved from the administration channel, compared with the conventional straight channel, an arc-shaped camber channel reaching the focus is established for local sealing treatment, and finally the purpose of curing diseases is achieved, and the special explanation is needed that the injection needle 101 with different radians is applied to the injection needle 101 with different radians according to different needs of the patient to meet the treatment needs, and the injection needle 101 with different radians is within the protection scope of the application.

The connection, specific structure and operation principle of the needle cap 100 and the syringe are related to the prior art, and the disclosure is not repeated here.

Referring to fig. 1, 2 and 3, in some embodiments, a stabilizing sleeve 105 is sleeved on the outer surface of the needle 101, and one end of the stabilizing sleeve 105 is connected to one side of the needle cap 100, and a marking strip 107 is provided on the outer surface of the needle 101.

In this embodiment, the stability of the needle 101 can be further improved by moderately lengthening the stabilizing tube sleeve 105 compared with the conventional joint, so as to reduce the adverse effect of external factors on the needle 101, and the setting of the marking strip 107 can prompt medical staff to avoid the influence of position deviation on the accurate injection of the injection in the process of inserting the needle 101.

Referring to fig. 4, 5 and 6, in one or more embodiments, there is provided a needle including a novel Xu Moshi nodule catheter needle as described above, comprising: the puncture cannula 200, the puncture cannula 200 comprises a cannula cap 201, a cannula handle 202 and a cannula body 203, wherein one end of the cannula cap 201 and one end of the cannula body 203 are connected with the cannula body 203, the other end of the cannula body 203 is provided with a cannula tip 204, the cannula handle 202 is sleeved on the outer surface of the cannula cap 201, a first through hole 205 is formed in the circle center position of the cannula body 203, a second through hole 206 is formed in the circle center position of the cannula cap 201, the first through hole 205 is communicated with the second through hole 206, the circle centers of the first through hole 205 and the second through hole 206 are in the same horizontal plane, and the injection needle 101 can be inserted into the first through hole 205; the solid puncture needle 300, the solid puncture needle 300 includes needle handle 301 and needle body 302, and needle handle 301 is connected with the one end of needle body 302, and the other end of needle body 302 is equipped with needle tip 303, and needle body 302 is solid cylinder, and needle body 302 can insert in the first through-hole 205, and needle body 302 diameter is unanimous with first through-hole 205 diameter, and needle body 302 length equals first through-hole 205 and second through-hole 206 length summation.

In this embodiment, before the sealing treatment starts, the needle body 302 is inserted into the tube 203 until the needle handle 301 abuts against the tube cap 201, at this time, the needle point 303 of the needle body 302 coincides with the tube tip 204, then the medical staff holds the tube 202 with hands, and gradually enters the intervertebral disc where the lesion segment is located with the assistance of the X-ray fluoroscopy, in this process, soft tissue muscles can be effectively prevented from directly entering into the tube 203, so that the resistance of the subsequent injection needle 101 entering into the tube 203 is reduced, when the ideal position is reached, the medical staff holds the needle handle 301 with hands to pull the needle body 302 out of the tube 203, and after the needle is pulled out, the injection needle 101 is inserted into the tube 203 by the medical staff.

Referring to fig. 4, 5 and 6, in some embodiments, the second through hole 206 is internally provided with a rubber pad 207, the tube handle 202 is provided with an anti-slip line, the length of the injection needle 101 is longer than that of the first through hole 205, the tube body 203 and the injection needle 101 are made of any one of SUS304 stainless steel, SUS316L stainless steel and SUS304L stainless steel, and in the present disclosure, the preferred material is SUS304 stainless steel.

In this embodiment, the rubber pad 207 may apply a certain pressure to the needle body 302 to ensure stability in the displacement process, and the anti-slip lines are set to improve friction force when contacting with the hands of medical staff to reduce the falling probability, and since the length of the injection needle 101 is greater than the length of the first through hole 205, the injection needle 101 can be accurately inserted into the rational part of the patient after being inserted into the tube body 203, and then transfusion is performed, wherein the material selection of the tube body 203 and the injection needle 101 includes but is not limited to the above three materials.

Specifically, the novel Xu Moshi nodule catheter needle and the puncture needle provided by the present disclosure have the following working principles: before the closing treatment starts, the needle cap 100 is firstly connected with the injector, the needle body 302 is then inserted into the tube body 203 until the needle handle 301 is abutted against the tube cap 201, at the moment, the needle point 303 of the needle body 302 coincides with the tube tip 204, then the hand of a medical staff holds the tube handle 202, the hand of the medical staff gradually enters the intervertebral disc where a lesion segment is located under the assistance of X-ray fluoroscopy, in the process, soft tissue muscles can be effectively prevented from directly entering the tube body 203, the resistance of the subsequent injection needle 101 entering the tube body 203 is reduced, when the ideal position is reached, the hand of the medical staff holds the needle handle 301 to pull the needle body 302 out of the tube body 203, the medical staff inserts the injection needle 101 into the tube body 203 after pulling out, the arc-shaped puncture needle is inserted, when the marking strip is level with the upper end of the tube cap 201, then the medical staff continuously punctures under the X-ray fluoroscopy guidance, after the ideal position is reached, the medical staff is pricked into the ideal position of a patient through the injection needle point 102, and then under the action of the injector, the medical staff flows through the injector, the first puncture 103 and the second puncture 104 into the patient in sequence, wherein the injection needle 101 with a certain radian is provided.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present disclosure, and not for limiting the same; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present disclosure.

Claims (10)

1. The utility model provides a novel Xu Moshi knot catheter needle, its characterized in that, includes needle cap and syringe needle, the needle cap with the one end of syringe needle is connected, the other end of syringe needle is equipped with the syringe needle point, the syringe needle has certain radian, first perforation has been seted up on the needle cap, the second perforation has been seted up on the syringe needle, first perforation with the second perforation is linked together.

2. The novel Xu Moshi nodule catheter needle of claim 1, wherein the outer surface of the needle is sleeved with a stabilizing sleeve and one end of the stabilizing sleeve is connected to one side of the needle cap.

3. The novel Xu Moshi nodule catheter needle of claim 2, wherein the first perforation is provided with a plurality of resilient protrusions.

4. A novel Xu Moshi nodule catheter needle according to claim 3 wherein the outer surface of the needle is provided with a marker strip.

5. A puncture needle comprising the novel Xu Moshi nodule catheter needle of any one of claims 1-4.

6. The needle of claim 5, comprising:

the puncture sleeve comprises a pipe cap, a pipe handle and a pipe body, wherein one end of the pipe cap is connected with one end of the pipe body, a pipe tip is arranged at the other end of the pipe body, the pipe handle is sleeved on the outer surface of the pipe cap, a first through hole is formed in the circle center of the pipe body, a second through hole is formed in the circle center of the pipe cap, the first through hole is communicated with the second through hole, the circle centers of the first through hole and the second through hole are positioned on the same horizontal plane, and the injection needle can be inserted into the first through hole;

the solid pjncture needle, solid pjncture needle includes needle handle and needle body, the needle handle with the one end of needle body is connected, the other end of needle body is equipped with the needle point, the needle body is solid cylinder, the needle body can be inserted in the first through-hole, just the needle body diameter with first through-hole diameter is unanimous.

7. The puncture needle according to claim 6, wherein a rubber pad is provided inside the second through hole.

8. The needle of claim 7, wherein the handle is provided with anti-slip threads.

9. The needle of claim 8, wherein the needle length is greater than the first through hole length, the needle body length being equal to the first through hole plus the second through hole length.

10. The needle of claim 9, wherein the tube and the needle are made of any one of SUS304 stainless steel, SUS316L stainless steel, and SUS304L stainless steel.