CN213156247U

CN213156247U - Needle-knife injection integrated device

Info

Publication number: CN213156247U
Application number: CN202021439148.2U
Authority: CN
Inventors: 周媛媛
Original assignee: Guanghan People's Hospital
Current assignee: Guanghan People's Hospital
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-05-11
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an integrative device of needle sword injection has solved the integrative device of current little needle sword injection, and is inconvenient when injection or treatment operation, influences the technical problem of the operation of needle sword, the utility model discloses a needle tool bit, needle body and operating handle, the inside passageway that is provided with of needle body, be provided with the through-hole on the needle tool bit, passageway and through-hole intercommunication, the one end of needle body is provided with the needle tool bit, the connection can be dismantled to the other end of needle body operating handle when needs penetrate the needle sword human body and operate, operating handle is connected on the needle body, when needs are in treatment department injection medicine, pulls down operating handle from the needle body to adopt the syringe to pass through the passageway injection medicine. The utility model has the advantages of convenient medicine injection, convenient operation of the operating handle, no mutual influence of the injection and the operating handle, and the like.

Description

Needle-knife injection integrated device

Technical Field

The utility model relates to the technical field of therapeutic equipment, concretely relates to integrative device of needle sword injection.

Background

At present, a small needle knife is made of a metal material, is developed and formed by combining a modern medical surgical scalpel on the basis of a needle, a sharp needle and the like in an ancient nine-needle, is a product organically combined with a soft tissue release operation, needs to penetrate into a human body when the small needle knife is used for treatment, anesthetic or other medicines can be injected for sterilization or pain relief, the needle knife is generally inserted into a part of the human body needing to be operated firstly in the previous operation, and then a syringe is used for medicine injection, so that secondary injury needs to be caused to a patient, and technical improvements are made by technical personnel in the field in order to solve the problem of the secondary injury.

Later devices have been developed that combine a small needle-knife with a syringe, such as a syringe that is used directly as the operating handle, but the syringe is not shaped to facilitate its operation.

Therefore, there is a need for further improvement of small needle knives with tape injection function.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem be: the existing small needle knife injection integrated device is inconvenient in injection or treatment operation and influences the operation of a needle knife.

The utility model discloses a following technical scheme realizes:

the utility model provides an integrative device of needle sword injection, includes needle tool bit, needle body and operating handle, the inside passageway that is provided with of needle body, be provided with the through-hole on the needle tool bit, passageway and through-hole intercommunication, the one end of needle body is provided with the needle tool bit, the connection can be dismantled to the other end of needle body operating handle when needs penetrate the needle sword human body and operate, the operating handle is connected on the needle body, when needs are in treatment department injection medicine, pulls down operating handle from the needle body to adopt the syringe to pass through the passageway injection medicine.

The design principle of the utility model is that: with setting up to dismantling connection structure between handle, soft clean shot and the needle body, when needs needle sword gets into human tissue or treatment, at the epaxial connection handle of needle, the handle has the supporting role and can increase friction, antiskid to operating personnel's hand, the operation of being convenient for, and when will carrying out the medicine injection as required, can dismantle the handle, then insert the needle tool bit of syringe and inject in the passageway, then reconnection operating handle carries out follow-up operation.

Further, the channel is parallel to the needle body.

The utility model discloses preferably an integrative device of needle sword injection, still include soft clean shot, the connection can be dismantled to the other end of needle body soft clean shot penetrates the human body and when the operation with the needle sword as needs, the needle is connected operating handle on one's body, when needs are in treatment department injection medicine, pulls down operating handle from the needle on one's body to connect the soft clean shot of splendid attire medicine on one's body at the needle, the cavity of soft clean shot with the passageway intercommunication

When will carry out the medicine injection as required, can dismantle the handle, then on the soft clean shot connection needle body with the splendid attire medicine, because the inside passageway that is provided with the through-hole intercommunication on with the needle blade of needle body, and soft clean shot also communicates with the passageway, the medicine can enter into needle blade department from soft clean shot to get into human body and exert the drug action, because the passageway is less, in order to exert pressure, make soft clean shot with soft material, be convenient for extrude, do benefit to the medicine and carry to treatment department better.

The utility model discloses preferably an integrative device of needle sword injection, soft clean shot includes first link and injection chamber, set up first internal thread on the link, the needle on one's body be provided with the external screw thread that first internal thread matches, the external screw thread is located and keeps away from the one end of needle tool bit, the injection chamber with the passageway intercommunication.

The utility model discloses preferably an integrative device of needle sword injection, operating handle includes interconnect's second link and supports the end, be provided with the second internal thread on the second link, the second internal thread with the connection can be dismantled to the external screw thread.

The utility model discloses a soft clean shot and operating handle all adopt threaded connection with the needle body, not only connect the fastening, convenient dismantlement moreover.

The utility model discloses an integrative device of preferred needle sword injection, it is outer that the injection chamber includes interconnect's silica gel inlayer and rubber, the silica gel inlayer contacts with the medicine.

The utility model discloses consider the security of material with the medicine contact needs consideration, and will conveniently extrude, consequently, adopt the silica gel that the security is good as the inlayer, and adopt the rubber that elasticity is good as skin.

Further, the silica gel inner layer and the rubber outer layer are bonded together by using an adhesive.

The utility model discloses preferably an integrative device of needle sword injection, the last baffle that still is provided with of operating handle, the baffle with the needle body is perpendicular, the baffle to operating handle extends outward, and the baffle plays limiting displacement, prevents that the hand from sliding downwards.

The utility model discloses an integrative device of preferred needle sword injection, first link is the metal material, because the needle body adopts metal material to make, the second link also adopts the metal rather than being connected better.

Furthermore, the first connecting end is bonded with the injection cavity, and the second connecting end and the supporting end are integrally formed.

The utility model discloses preferably an integrative device of needle sword injection, the through-hole is the circular port, the centre of a circle of circular port with the distance at needle sword cutting edge border is 1-2mm, and is close to needle sword cutting edge department, can make the medicine better reach treatment department, and the medicine effect is better sooner.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model discloses an operating handle can dismantle the connection, when needs injection medicine, can take off operating handle, carries out the medicine injection through the syringe for the needle of syringe can aim at the passageway well and inject because dismantle operating handle.

2. The utility model can detachably connect the operating handle and the soft hollow ball according to the operation requirement, the medicine in the soft hollow ball is filled before the treatment, the operator can operate by one person in the treatment process, and the operation is simple;

3. the utility model discloses a silica gel inlayer and the outer cooperation of rubber are used, both guarantee medicine safety, can extrude well again and carry out the medicine injection.

4. The utility model has two structures during injection and treatment, and does not affect each other.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of the connection operation handle of the present invention.

Fig. 2 is the structure schematic diagram of the utility model discloses connect soft hollow ball.

Fig. 3 is the utility model discloses connect soft hollow sphere's sectional structure schematic diagram.

Reference numbers and corresponding part names in the drawings:

1-needle tool bit, 2-needle body, 3-soft hollow ball, 30-first connecting end, 300-first internal thread, 31-injection cavity, 310-silica gel inner layer, 311-rubber outer layer, 4-operating handle, 40-second connecting end, 41-supporting end, 42-baffle, 5-channel and 6-through hole.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

As shown in figure 1, an integrative device of needle sword injection, including needle tool bit 1, needle body 2 and operating handle 4, the inside passageway 5 that is provided with of needle body 2, be provided with through-hole 6 on the needle tool bit 1, passageway 5 and through-hole 6 intercommunication, the one end of needle body 2 is provided with needle tool bit 1, the other end of needle body 2 can be dismantled and be connected operating handle 4, when needs penetrate the needle sword human body and operate, connect operating handle 4 on the needle body 2, when needs are in treatment department injection medicine, pull down operating handle 4 from needle body 2 to adopt the syringe to pass through passageway 5 injection medicine.

The operating handle 4 comprises a second connecting end 40 and a supporting end 41 which are connected with each other, a second internal thread is arranged on the second connecting end 40, and the second internal thread is detachably connected with the external thread.

Still be provided with baffle 42 on operating handle 4, baffle 42 with needle body 2 is perpendicular, baffle 42 to operating handle 4 extends outward, and baffle 42 plays limiting displacement, prevents that the hand from sliding downwards.

Through-hole 6 is the circular port, the centre of a circle of circular port with the distance at needle sword cutting edge border is 2mm, and is close apart from needle sword cutting edge department, can make the medicine better reach treatment department, and the medicine effect is better sooner.

The utility model discloses with the handle, set up to dismantling connection structure between soft clean shot 3 and the needle body 2, when needs needle sword gets into human tissue or treatment, connect the handle on needle body 2, the handle has the supporting role and can increase friction, antiskid to operating personnel's hand, the operation of being convenient for, and when will carrying out the medicine injection as required, can dismantle the handle, then insert the needle tool bit 1 of syringe into the passageway 5 and inject, then reconnection operating handle 4 carries out follow-up operation.

Example 2

As shown in fig. 1 to 3, the present embodiment is different from embodiment 1 in that the present embodiment further includes a hollow soft ball 3, the other end of the needle body 2 is detachably connected to the hollow soft ball 3, when a needle knife needs to be inserted into a human body and operated, the needle body 2 is connected to an operating handle 4, when a drug needs to be injected at a treatment site, the operating handle 4 is detached from the needle body 2, the needle body 2 is connected to the hollow soft ball 3 containing the drug, and a cavity of the hollow soft ball 3 is communicated with the channel 5

When will carry out the medicine injection as required, can dismantle the handle, then on the soft clean shot 3 connecting needle body 2 that will contain the medicine, because needle body 2 inside is provided with the passageway 5 with through-hole 6 intercommunication on the needle cutter head 1, and soft clean shot 3 also communicates with passageway 5, the medicine can enter into needle cutter head 1 department from soft clean shot 3, thereby it plays the drug action to get into the human body, because passageway 5 is less, in order to exert pressure, make soft clean shot 3 with soft material, the extrusion of being convenient for, do benefit to the medicine and carry to treatment department better.

The soft hollow ball 3 comprises a first connecting end 30 and an injection cavity 31, a first internal thread 300 is arranged on the connecting end, an external thread matched with the first internal thread 300 is arranged on the needle body 2, the external thread is positioned at one end far away from the needle tool bit 1, and the injection cavity 31 is communicated with the channel 5.

The injection cavity 31 comprises a silica gel inner layer 310 and a rubber outer layer 311 which are connected with each other, the silica gel inner layer 310 is in contact with the medicine, and the silica gel inner layer 310 and the rubber outer layer 311 are bonded together by using an adhesive.

The first connecting end 30 is made of metal, and the needle body 2 is made of metal, so that the second connecting end 40 is also made of metal and is better connected with the second connecting end.

The first connecting end 30 is bonded to the injection cavity 31, and the second connecting end 40 is integrally formed with the supporting end 41.

Example 3

The present embodiment is different from embodiment 1 in that the shape of the through-hole 6 is an ellipse, and the elliptical through-hole 6 can reduce the surface tension on the unit boundaries of the narrow both ends, thereby reducing the surface tension of the liquid medicine, and the liquid medicine can better enter the human tissue through the through-hole 6.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an integrative device of needle sword injection, its characterized in that, includes needle tool bit (1), needle body (2) and operating handle (4), needle body (2) inside is provided with passageway (5), be provided with through-hole (6) on needle tool bit (1), passageway (5) and through-hole (6) intercommunication, the one end of needle body (2) is provided with needle tool bit (1), the other end of needle body (2) can be dismantled and connect operating handle (4), when needs penetrate the needle sword human body and operate, connect operating handle (4) on needle body (2), when needs are in treatment department injection medicine, pull down operating handle (4) from needle body (2) to adopt the syringe to pass through passageway (5) injection medicine.

2. The needle and knife integrated injection device according to claim 1, further comprising a soft hollow ball (3), wherein the other end of the needle body (2) is detachably connected with the soft hollow ball (3), the needle body (2) is connected with the soft hollow ball (3) filled with medicine, and a cavity of the soft hollow ball (3) is communicated with the channel (5).

3. A needle and knife integrated injection device according to claim 2, wherein the soft hollow ball (3) comprises a first connecting end (30) and an injection cavity (31), a first internal thread (300) is arranged on the connecting end, an external thread matched with the first internal thread (300) is arranged on the needle body (2), the external thread is arranged at one end far away from the needle head (1), and the injection cavity (31) is communicated with the channel (5).

4. A needle and knife integrated injection device according to claim 3, wherein the operating handle (4) comprises a second connecting end (40) and a supporting end (41) which are connected with each other, a second internal thread is arranged on the second connecting end (40), and the second internal thread is detachably connected with the external thread.

5. A needle and knife injection integrated device according to claim 3 or 4, characterized in that the injection cavity (31) comprises a silicone inner layer (310) and a rubber outer layer (311) which are connected with each other, the silicone inner layer (310) is contacted with the medicine.

6. A needle and knife injection integrated device according to any one of claims 1-4, characterized in that a baffle (42) is further arranged on the operating handle (4), the baffle (42) is perpendicular to the needle body (2), and the baffle (42) extends outwards of the operating handle (4).

7. A needle and knife integrated injection device according to claim 3, wherein the first connecting end (30) is made of metal.

8. A needle-knife injection integrated device according to any one of claims 1-4 or 7, characterized in that the through hole (6) is a circular hole, and the distance between the center of the circular hole and the edge of the cutting edge of the needle-knife is 1-2 mm.