CN211434525U

CN211434525U - Novel clinical anesthetic needle

Info

Publication number: CN211434525U
Application number: CN201921423369.8U
Authority: CN
Inventors: 王妮荣; 吉思臻; 蔡三英
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-09-08
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a novel anesthesia needle for clinical use. Clinical novel anesthetic needle of using includes injection mechanism, complementary unit, slewing mechanism, arc guide way, annular fixed plate, rubber sleeve, scale bar, injection mechanism includes cylinder, syringe needle, piston and push rod, syringe needle fixed connection in the one end of cylinder, piston sliding connection in the cylinder and with the one end fixed connection of push rod, the complementary unit cover is located on the cylinder, complementary unit includes transparent registration arm, sleeve pipe, slide, through-hole, spout, slider and threaded rod, transparent registration arm fixed cover is located on the sleeve pipe, the cover pipe box is located on the cylinder, slide fixed connection in the transparent registration arm, just the through-hole is vertical to be seted up in the slide. The utility model provides a novel anesthesia needle for clinical use has injection stability height, is convenient for insert the internal degree of depth of patient and carry out the advantage adjusted to the syringe needle.

Description

Novel clinical anesthetic needle

Technical Field

The utility model relates to an anesthesia needle technical field especially relates to a clinical novel anesthesia needle of using.

Background

Anesthesia means that a patient loses the feeling wholly or locally temporarily by a medicine or other methods to achieve the purpose of painlessness and provide conditions for surgical treatment or other medical examination and treatment. In the surgical procedure of a patient, local anesthesia or general anesthesia needs to be performed on the patient by using anesthesia, and a common syringe is generally used for injecting an anesthetic into the patient as anesthesia.

When anesthesia is performed on a patient by using anesthesia, a hand shaking phenomenon may occur in a hand holding an anesthesia needle by a doctor, so that accurate anesthesia is difficult to perform on the patient, and the insertion depth of the anesthesia needle is difficult to grasp.

Therefore, there is a need to provide a new clinical anesthetic needle to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an embodiment of the present invention provides a novel anesthesia needle for clinical use, which has high injection stability and is convenient for adjusting the depth of the needle inserted into the patient.

The utility model provides a novel clinical anesthetic needle includes: the injection mechanism comprises a needle cylinder, a needle head, a piston and a push rod, the needle head is fixedly connected to one end of the needle cylinder, and the piston is connected in the needle cylinder in a sliding manner and is fixedly connected with one end of the push rod; the needle cylinder is sleeved with the auxiliary mechanism, the auxiliary mechanism comprises a transparent positioning tube, a sleeve, a sliding plate, through holes, sliding chutes, sliding blocks and a threaded rod, the transparent positioning tube is fixedly sleeved on the sleeve, the sleeve is sleeved on the needle cylinder, the sliding plate is fixedly connected in the transparent positioning tube, the through holes are vertically formed in the sliding plate, the needle head is inserted in the through holes, the two sliding chutes are symmetrically formed in the inner walls of the two sides of the transparent positioning tube, the two sliding blocks are respectively connected in the two sliding chutes in a sliding mode and fixedly connected to the side walls of the sliding plate, the threaded rod is vertically and rotatably connected in one of the sliding chutes, and the threaded rod penetrates through the sliding blocks and is in threaded connection with the sliding blocks; and the rotating mechanism is arranged in the side wall of the transparent positioning tube.

Preferably, the rotating mechanism comprises a rotating groove and a knob, the rotating groove is formed in the side wall of the transparent positioning tube, the upper end of the threaded rod penetrates through the sliding groove and extends into the rotating groove, and the knob is located in the rotating groove and fixedly connected to the upper end of the threaded rod.

Preferably, the upper end of the sleeve is provided with an arc-shaped guide groove.

Preferably, the transparent positioning tube is fixedly sleeved with an annular fixed plate, and the annular fixed plate is arranged close to the lower end of the transparent positioning tube.

Preferably, the transparent positioning tube is fixedly sleeved with a rubber sleeve.

Preferably, a scale strip is arranged in the inner side wall of the transparent positioning pipe.

Compared with the prior art, the utility model provides a novel anesthesia needle for clinical use has following beneficial effect:

when the device is used, the transparent positioning tube is aligned to the position of a patient needing anesthesia and is tightly held to position the patient, the injection position is positioned at the center of the transparent positioning tube, the injector is aligned to the sleeve and is inserted, the needle head passes through the through hole, the injector is pushed downwards, the needle head is inserted into the patient, the push rod can be pushed to extrude the piston, the anesthetic in the needle cylinder is injected into the patient, the injection process is stable, the problem of injection deviation of the injector cannot occur, the needle cylinder is blocked when contacting with the sliding plate, so that the depth of the needle head inserted into the patient is limited, the threaded rod can be driven to rotate by the rotating mechanism, the sliding block is driven to slide in the sliding groove, the position of the sliding plate is adjusted, so that the depth of the needle head inserted into the patient is controlled, and the distance between the sliding plate and the body of the patient is subtracted, the depth of the needle head inserted into the body of the patient can be conveniently adjusted, and the application range of the device is improved.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the novel clinical anesthetic needle provided by the present invention;

FIG. 2 is a schematic view of the structure shown at A in FIG. 1;

fig. 3 is a schematic structural diagram at B shown in fig. 1.

Reference numbers in the figures: 1. the injection device comprises an injection mechanism, 11, a syringe, 12, a needle, 13, a piston, 14, a push rod, 2, an auxiliary mechanism, 21, a transparent positioning tube, 22, a sleeve, 23, a sliding plate, 24, a through hole, 25, a sliding chute, 26, a sliding block, 27, a threaded rod, 3, a rotating mechanism, 31, a rotating groove, 32, a knob, 4, an arc-shaped guide groove, 5, an annular fixing plate, 6, a rubber sleeve, 7 and a scale bar.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural view of a preferred embodiment of a novel clinical anesthetic needle according to the present invention; FIG. 2 is a schematic view of the structure shown at A in FIG. 1; fig. 3 is a schematic structural diagram at B shown in fig. 1. The novel clinical anesthetic needle comprises: injection mechanism 1, complementary unit 2, slewing mechanism 3, arc guide way 4, annular fixed plate 5, rubber sleeve 6, scale bar 7.

In the specific implementation process, as shown in fig. 1, 2 and 3, the injection mechanism 1 includes a cylinder 11, a needle 12, a piston 13 and a push rod 14, the needle 12 is fixedly connected to one end of the cylinder 11, the piston 13 is slidably connected in the cylinder 11 and is fixedly connected to one end of the push rod 14, and the cylinder 11, the needle 12, the piston 13 and the push rod 14 constitute a common injector;

the auxiliary mechanism 2 is sleeved on the needle cylinder 11, the auxiliary mechanism 2 comprises a transparent positioning tube 21, a sleeve 22, a sliding plate 23, a through hole 24, sliding grooves 25, sliding blocks 26 and a threaded rod 27, the transparent positioning tube 21 is fixedly sleeved on the sleeve 22, the sleeve 22 is sleeved on the needle cylinder 11, the sliding plate 23 is fixedly connected in the transparent positioning tube 21, the through hole 24 is vertically arranged in the sliding plate 23, the needle 12 is inserted in the through hole 24, the two sliding grooves 25 are symmetrically arranged on the inner walls of the two sides of the transparent positioning tube 21, the two sliding blocks 26 are respectively connected in the two sliding grooves 25 in a sliding manner and fixedly connected on the side wall of the sliding plate 23, the threaded rod 27 is vertically and rotatably connected in one of the sliding grooves 25, and the threaded rod 27 penetrates through the sliding blocks 26 and is in threaded connection with the sliding blocks 26, when the device is used, the transparent positioning tube 21 is aligned to the position of a patient needing anesthesia and is tightly, the syringe alignment sleeve 22 is inserted and the needle 12 is passed through the through hole 24, the syringe is pushed down, the needle 12 is inserted into the patient, the push rod 14 can be pushed to extrude the piston 13, the anesthetic in the needle cylinder 11 is injected into the body of the patient, the injection process is stable, the problem of injection deviation of the injector can not occur, when the needle cylinder 11 contacts the slide plate 23, it is stopped, thereby limiting the depth of insertion of the needle 12 into the patient, the screw rod 27 can be driven to rotate by the rotating mechanism 3, the slide block 26 is driven to slide in the slide groove 25, the position of the sliding plate 23 is adjusted, so that the depth of the syringe needle 12 inserted into the patient is controlled, the distance between the sliding plate 23 and the patient body is subtracted from the length of the needle 12 leaking out of the side wall of the lower side of the sliding plate 23, namely, the depth of the needle 12 inserted into the patient body is determined, the depth of the needle 12 inserted into the patient body is convenient to adjust, and the application range of the device is improved.

Referring to fig. 2, the rotating mechanism 3 is disposed in the side wall of the transparent positioning tube 21, the rotating mechanism 3 includes a rotating groove 31 and a knob 32, the rotating groove 31 is disposed in the side wall of the transparent positioning tube 21, the upper end of the threaded rod 27 penetrates through the sliding groove 25 and extends into the rotating groove 31, the knob 32 is disposed in the rotating groove 31 and is fixedly connected to the upper end of the threaded rod 27, and the threaded rod 27 is driven to rotate by rotating the knob 32, so that the position of the sliding plate 23 is adjusted, and the operation is convenient and fast.

Referring to fig. 1, the upper end of the casing 22 is formed with an arc-shaped guide groove 4, through which the needle cartridge 11 is inserted into the casing 22.

Referring to fig. 1, an annular fixing plate 5 is fixedly sleeved on the transparent positioning tube 21, the annular fixing plate 5 is arranged close to the lower end of the transparent positioning tube 21, and the area of the transparent positioning tube 21 contacting with a patient is increased by arranging the annular fixing plate 5, so that the stability of the transparent positioning tube 21 is improved, and the injector is convenient to use for injecting anesthetic liquid medicine.

Referring to fig. 1, the transparent positioning tube 21 is fixedly sleeved with the rubber sleeve 6, and by arranging the rubber sleeve 6, the surface friction of the transparent positioning tube 21 is improved, so that the positioning tube 21 can be conveniently gripped.

Referring to fig. 1, being equipped with scale bar 7 in the inside wall of transparent registration arm 21, through setting up scale bar 7, being convenient for adjust the lift position of slide 23, transparent registration arm 21 is carved with the position department of scale bar 7, and rubber sleeve 6 sets up a bar opening, and scale bar 7 just lies in the bar opening part, can not shelter from scale bar 7.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes that are utilized in the specification and drawings of the present invention can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. A novel clinical anesthetic needle is characterized by comprising:

the injection mechanism (1) comprises a needle cylinder (11), a needle head (12), a piston (13) and a push rod (14), wherein the needle head (12) is fixedly connected to one end of the needle cylinder (11), and the piston (13) is slidably connected into the needle cylinder (11) and is fixedly connected with one end of the push rod (14);

the auxiliary mechanism (2), the auxiliary mechanism (2) is sleeved on the needle cylinder (11), the auxiliary mechanism (2) comprises a transparent positioning tube (21), a sleeve (22), a sliding plate (23), a through hole (24), sliding grooves (25), sliding blocks (26) and a threaded rod (27), the transparent positioning tube (21) is fixedly sleeved on the sleeve (22), the sleeve (22) is sleeved on the needle cylinder (11), the sliding plate (23) is fixedly connected in the transparent positioning tube (21), the through hole (24) is vertically arranged in the sliding plate (23), the needle head (12) is inserted in the through hole (24), the sliding grooves (25) are symmetrically arranged on the inner walls of two sides of the transparent positioning tube (21), and the sliding blocks (26) are respectively slidably connected in the sliding grooves (25) and fixedly connected on the side wall of the sliding plate (23), the threaded rod (27) is vertically and rotatably connected into one of the sliding grooves (25), and the threaded rod (27) penetrates through the sliding block (26) and is in threaded connection with the sliding block;

the rotating mechanism (3) is arranged in the side wall of the transparent positioning tube (21).

2. The novel clinical anesthetic needle as claimed in claim 1, wherein the rotating mechanism (3) includes a rotating groove (31) and a knob (32), the rotating groove (31) is opened in a side wall of the transparent positioning tube (21), an upper end of the threaded rod (27) penetrates through the sliding groove (25) and extends into the rotating groove (31), and the knob (32) is located in the rotating groove (31) and is fixedly connected to an upper end of the threaded rod (27).

3. The novel clinical anesthetic needle as claimed in claim 1, wherein the upper end of the sleeve (22) is provided with an arc-shaped guide groove (4).

4. The novel clinical anesthetic needle as claimed in claim 1, wherein the transparent positioning tube (21) is fixedly sleeved with an annular fixing plate (5), and the annular fixing plate (5) is disposed near the lower end of the transparent positioning tube (21).

5. The novel clinical anesthetic needle as claimed in claim 1, wherein the transparent positioning tube (21) is fixedly sleeved with a rubber sleeve (6).

6. The novel clinical anesthetic needle according to claim 1, characterized in that a scale bar (7) is provided in the inner side wall of the transparent positioning tube (21).