CN219613974U - Therapeutic apparatus with minimally invasive needle and knife combined with injection - Google Patents

Abstract

The utility model provides a therapeutic apparatus for minimally invasive combined injection of a needle knife, which relates to the technical field of medical apparatus and instruments and comprises: the needle knife comprises a needle knife body, wherein an embedded groove is formed in the top of the needle knife body, and a plurality of medicine injection channels are formed in the bottom of the inner part of the embedded groove. When the anesthetic injection device is used, the top thread of the needle knife body is screwed into the thread sleeve, so that the bottom end of the medicament tube is embedded into the embedded groove, the knife edge and the needle knife body are inserted into a human body by holding the needle knife handle, then the sealing plug is pulled out from the medicament tube, the injection port of the anesthetic-filled injector is inserted into the medicament tube, the injector is pressed, the anesthetic is extruded into the medicament tube, and flows out of the embedded groove, the medicament injection channel and the medicament injection hole to be injected into the human body, and no additional needle is needed to inject the anesthetic, so that the secondary injury to a patient is reduced.

Description

Therapeutic apparatus with minimally invasive needle and knife combined with injection

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a therapeutic apparatus for minimally invasive and injection by a needle knife.

Background

The small needle knife is made of metal material, is similar to a needle and knife in shape, is developed by combining a surgical knife for modern medicine on the basis of a needle, a spike needle and the like in ancient nine needles, and is a product organically combined with a soft tissue loosening operation. Needle knife therapy is formed gradually on the basis of a great deal of clinical practice and experimental study. The needle knife is mainly suitable for soft tissue injury and osteoarthropathy, and is characterized in that the needle knife is used for cutting or stripping from a treatment part to a lesion part after penetrating into the deep part, so as to achieve the aims of relieving pain and eliminating diseases.

In the prior art, for example, chinese patent numbers: CN204121117U discloses a needle knife, comprising a needle body and a knife body arranged at one end of the needle body, wherein the needle body is a cylinder; one end of the cutter body is connected with the needle body, the other end of the cutter body is provided with a flat blade, and the part of the cutter body close to the flat blade is gradually flat; the section of the cutter body along the longitudinal direction of the flat blade is trapezoidal; the section of the cutter body along the direction vertical to the longitudinal direction of the flat blade is isosceles triangle. The needle knife can protect the important vascular nerves of the treatment part to the maximum extent, and has faster recovery and safer use.

However, in the prior art, the needle knife consists of a needle body, a shovel surface on the end surface and a handle on the tail, and is required to be inserted into human tissues during minimally invasive surgery, and in order to reduce pain, an additional injector is required to be inserted into the human body for anesthetic injection, so that secondary injury can be caused to a patient.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, when a minimally invasive surgery is performed, a needle knife is required to be inserted into human tissues, and in order to reduce pain, an additional injector is required to be inserted into a human body to perform anesthetic injection, so that secondary injury can be caused to a patient, and provides a therapeutic apparatus for minimally invasive and injection of the needle knife.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a needle-knife minimally invasive and injectable therapeutic apparatus comprising: the needle knife comprises a needle knife body, wherein an embedded groove is formed in the top of the needle knife body, a plurality of medicine injection channels are formed in the bottom of the inside of the embedded groove, medicine injection holes are formed in one ends of the medicine injection channels, and a cutting edge is fixedly arranged at the bottom of the needle knife body;

the injection assembly comprises a needle handle, wherein a mounting hole is formed in the top of the needle handle, and a medicament tube is fixedly mounted on the inner wall of the mounting hole.

Preferably, the outer surface of needle sword body is provided with the scale mark, the inner wall fixedly connected with sealing washer of embedded groove.

Preferably, the outer surface of the medicament tube close to the top end is movably sleeved with a rubber ring, and the top of the rubber ring is fixedly connected with a rubber strip.

Preferably, one end of the rubber strip is fixedly connected with a sealing plug, a fixing groove is formed in the bottom of the needle knife handle, and the outer surface of the sealing plug is movably embedded in the medicament tube.

Preferably, the inner wall of the fixing groove is fixedly provided with a thread bush, and the outer surface of the needle knife body close to the top end is in threaded connection with the inner wall of the thread bush.

Preferably, the inner wall of the sealing ring is attached to the outer surface of the medicament tube close to the bottom end, and a plurality of anti-slip strips are fixedly connected to the outer surface of the needle knife handle.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the anesthetic injection device is used, the top thread of the needle knife body is screwed into the thread sleeve, so that the bottom end of the medicament tube is embedded into the embedded groove, the knife edge and the needle knife body are inserted into a human body by holding the needle knife handle, then the sealing plug is pulled out from the medicament tube, the injection port of the anesthetic-filled injector is inserted into the medicament tube, the injector is pressed, the anesthetic is extruded into the medicament tube, and flows out of the embedded groove, the medicament injection channel and the medicament injection hole to be injected into the human body, and no additional needle is needed to inject the anesthetic, so that the secondary injury to a patient is reduced.

2. According to the utility model, when the anti-slip gauge is used, the sealing performance is improved through the sealing ring, the anesthetic is prevented from exuding, the friction force is increased under the anti-slip effect of the anti-slip strip, a doctor can better pinch the needle handle to use the needle knife, and the doctor can know the insertion depth of the needle knife conveniently under the effect of the scale marks.

Drawings

FIG. 1 is a front perspective view of a minimally invasive and injectable treatment apparatus according to the present utility model;

FIG. 2 is a schematic cross-sectional development view of a minimally invasive and injectable treatment device according to the present utility model;

FIG. 3 is a schematic cross-sectional development view of a needle-knife body in a therapeutic apparatus for minimally invasive and injection with a needle-knife according to the present utility model;

fig. 4 is a schematic cross-sectional development view of an injection assembly in a therapeutic apparatus with minimally invasive and injection by needle knife according to the present utility model.

Legend description: 1. a needle knife body; 2. an injection assembly; 201. a needle knife handle; 202. a mounting hole; 203. a medicament tube; 204. a fixing groove; 205. a thread sleeve; 206. a rubber ring; 207. a rubber strip; 208. a sealing plug; 3. an anti-slip strip; 4. a blade; 5. scale marks; 6. a drug injection channel; 7. a drug injection hole; 8. an embedded groove; 9. and (3) sealing rings.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1 as shown in fig. 1-4, the present utility model provides a needle-knife minimally invasive and injectable therapeutic apparatus comprising: the needle knife comprises a needle knife body 1, wherein an embedded groove 8 is formed in the top of the needle knife body 1, a plurality of medicine injection channels 6 are formed in the bottom of the inside of the embedded groove 8, medicine injection holes 7 are formed in one ends of the medicine injection channels 6, and a cutting edge 4 is fixedly arranged at the bottom of the needle knife body 1; injection subassembly 2, injection subassembly 2 includes needle handle 201, mounting hole 202 has been seted up at the top of needle handle 201, the inner wall fixed mounting of mounting hole 202 has medicament pipe 203, the surface movable sleeve that medicament pipe 203 is close to the top is equipped with rubber circle 206, the top fixedly connected with rubber strip 207 of rubber circle 206, the one end fixedly connected with sealing plug 208 of rubber strip 207, fixed slot 204 has been seted up to the bottom of needle handle 201, the outside surface activity of sealing plug 208 is inlayed and is established in the inside of medicament pipe 203, the inner wall fixed mounting of fixed slot 204 has screw sleeve 205, the surface that needle cutter body 1 is close to the top and the inner wall threaded connection of screw sleeve 205.

The effect that its whole embodiment 1 reached is, when using, the screw thread groove has been seted up to the surface that needle sword body 1 is close to the top, screw thread sleeve 205 inside with the top screw thread of needle sword body 1, along with the rotation of needle sword body 1, the inside of embedded groove 8 is embedded gradually to the bottom of medicament pipe 203, when the top of needle sword body 1 contacts with the top of fixed slot 204, needle sword body 1 is screwed up with screw thread sleeve 205 mutually, the surface of medicament pipe 203 bottom and the inner wall of sealing washer 9 are tightly laminated together this moment, insert in the human body with cutting edge 4 and needle sword body 1 through holding needle handle 201, then extract sealing plug 208 from medicament pipe 203 inside, insert medicament pipe 203 inside with the injection mouth of the syringe that is equipped with the anesthetic, press the syringe, extrude medicament pipe 203 with the anesthetic in proper order, then flow into inside embedded groove 8 and a plurality of injection passageway 6 inside, finally, flow out through a plurality of injection holes 7, in the human body, carry out anesthesia, under the cooperation of needle sword body 1, injection passageway 6, the injection hole 7, need not insert in addition, the needle and need reduce the syringe 203 and insert the medicament pipe 203 and need insert the human body in order to reduce the time, the syringe 203 and insert the medicament pipe into the human body, the syringe is difficult to insert the medicament into the human body, and the human body is difficult to cause the injury, in addition, the medicament is reduced in order to insert the medicament needs to be convenient for the syringe 203, and is reduced to insert the medicament injection pipe 203, and is convenient to insert the medicament and is easy to be convenient to be inserted in the human body and easy, and has the human body has the medical tube is convenient to insert and has the injection and convenient to be used.

In embodiment 2, as shown in fig. 1-4, scale marks 5 are provided on the outer surface of the needle knife body 1, a sealing ring 9 is fixedly connected to the inner wall of the embedded groove 8, the inner wall of the sealing ring 9 is attached to the outer surface of the medicament tube 203 close to the bottom end, and a plurality of anti-slip strips 3 are fixedly connected to the outer surface of the needle knife handle 201.

The effect that its whole embodiment 2 reached is, when using, needle sword body 1 installs the back, sealing washer 9 is laminated mutually with the surface of medicament pipe 203, improve the leakproofness, prevent that the anesthetic agent that the medicament pipe 203 inside flowed down from oozing, threaded connection between needle sword body 1 and the thread bush 205, through rotating needle sword body 1, can dismantle, be convenient for change other needle sword, when doctor held between the fingers needle handle 201, under the skid-proof effect of antislip strip 3, increase frictional force, prevent the hand slip, be convenient for doctor hold between the fingers needle handle 201 better and use the needle sword, under the effect of scale mark 5, the doctor of being convenient for knows the degree of depth of needle sword male.

Working principle: when the anti-slip needle is used, the top thread of the needle knife body 1 is screwed into the thread sleeve 205, the bottom end of the medicament tube 203 is embedded into the interior of the embedded groove 8 and tightly attached to the inner wall of the sealing ring 9, the blade 4 and the needle knife body 1 are inserted into a human body by holding the needle knife handle 201, then the sealing plug 208 is pulled out of the interior of the medicament tube 203, the injection port of the injector filled with anesthetic is inserted into the medicament tube 203, the injector is pressed, the anesthetic is extruded into the medicament tube 203, then sequentially flows into the embedded groove 8 and the plurality of medicament injection channels 6, finally flows out of the medicament injection holes 7 into the human body through the plurality of medicament injection holes 7, the anesthetic is injected into the human body for anesthesia, the anesthetic is injected without additional needle, secondary injury to a patient is reduced, after the injector finishes anesthetic injection, the doctor can improve the sealing performance through the flexible rotation of the rubber strip 207, the pollution of the medicament tube 203 is prevented by the sealing plug 208, when the anti-slip needle knife handle is used, the sliding needle knife handle 3 is prevented from sliding under the action of the sliding rod 3, the needle knife is prevented from being inserted into the human body, the sliding handle is better by the sliding handle is prevented, and the needle knife is prevented from sliding under the action of the effect of the needle handle 5.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. A needle-knife minimally invasive and injectable therapeutic apparatus comprising: the needle knife comprises a needle knife body (1), wherein an embedded groove (8) is formed in the top of the needle knife body (1), a plurality of medicine injection channels (6) are formed in the bottom of the inside of the embedded groove (8), medicine injection holes (7) are formed in one ends of the medicine injection channels (6), and a cutting edge (4) is fixedly arranged at the bottom of the needle knife body (1);

injection subassembly (2), injection subassembly (2) include needle handle (201), mounting hole (202) have been seted up at the top of needle handle (201), the inner wall fixed mounting of mounting hole (202) has medicament pipe (203).

2. A needle-knife minimally invasive and injectable therapeutic apparatus in accordance with claim 1, wherein: the outer surface of needle sword body (1) is provided with scale mark (5), the inner wall fixedly connected with sealing washer (9) of embedded groove (8).

3. A needle-knife minimally invasive and injectable therapeutic apparatus in accordance with claim 1, wherein: the external surface of the medicament tube (203) close to the top is movably sleeved with a rubber ring (206), and the top of the rubber ring (206) is fixedly connected with a rubber strip (207).

4. A needle-knife minimally invasive and injectable therapeutic apparatus in accordance with claim 3, wherein: one end fixedly connected with sealing plug (208) of rubber strip (207), fixed slot (204) have been seted up to the bottom of handle of a needle (201), the outside surface activity of sealing plug (208) is inlayed and is established in the inside of medicament pipe (203).

5. A needle-knife minimally invasive and injectable therapeutic apparatus in accordance with claim 4, wherein: the inner wall of the fixing groove (204) is fixedly provided with a thread sleeve (205), and the outer surface of the needle knife body (1) close to the top end is in threaded connection with the inner wall of the thread sleeve (205).

6. A needle-knife minimally invasive and injectable therapeutic apparatus in accordance with claim 2, wherein: the inner wall of the sealing ring (9) is attached to the outer surface of the medicament tube (203) close to the bottom end, and a plurality of anti-slip strips (3) are fixedly connected to the outer surface of the needle knife handle (201).