CN213722307U

CN213722307U - Puncture needle convenient to location

Info

Publication number: CN213722307U
Application number: CN202022409807.4U
Authority: CN
Inventors: 徐昊
Original assignee: Anhui Provincial Hospital First Affiliated Hospital of USTC
Current assignee: Anhui Provincial Hospital First Affiliated Hospital of USTC
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-20
Anticipated expiration: 2030-10-23

Abstract

The utility model provides a pjncture needle convenient to location, including pjncture needle main part, base and positioner, the pjncture needle main part include the needle tubing and with the transfer line of needle tubing intercommunication, the bottom of base evenly is provided with multiunit fixing suction cup, positioner includes locating plate and clamping device, the locating plate sets up on the base, be provided with the constant head tank on the locating plate, correspond on the base the position of constant head tank runs through and is provided with the mounting groove. The utility model discloses when clinical in-service operation, it is spacing to have carried out reliable fixed to the puncture needle to avoided the puncture needle to take place to shift at the operation in-process, avoided causing the damage to the patient, be convenient for fix the base at patient's back, can adjust clamping device's position according to the position of puncture point, after adjusting, the use of the puncture needle of being convenient for, thereby the convenience is fixed spacingly to the puncture needle.

Description

Puncture needle convenient to location

Technical Field

The utility model relates to a pjncture needle technical field, concretely relates to pjncture needle convenient to location.

Background

Lumbar puncture is a commonly used clinical operation. Can be used for diagnosing various inflammatory diseases of central nervous system, vascular diseases, spinal cord diseases, intracranial space occupying diseases, nervous system diseases with unknown diagnosis, pneumoencephalography, spinal canal angiography, etc.; it is also used for treating central nervous system diseases by discharging (reducing) and infusing medicine due to high cerebrospinal fluid pressure. When the lumbar puncture operation is carried out, the puncture needle needs to be controlled at a certain position after being punctured, if the puncture needle is not fixed firmly, pain and tissue necrosis of a patient are caused, pain is brought to the patient, the treatment effect is influenced, and the incidence rate of complications is increased.

At present, medical staff generally fix the puncture needle simply by using adhesive tapes during clinical actual operation, and the puncture needle is easy to shift and damage patients in the operation process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects and providing a puncture needle convenient for positioning.

In order to achieve the above object, the technical solution of the present invention is: the utility model provides a pjncture needle convenient to location, includes pjncture needle main part, base and positioner, the pjncture needle main part include the needle tubing and with the transfer line of needle tubing intercommunication, the bottom of base evenly is provided with multiunit fixing suction cup, positioner includes locating plate and clamping device, the locating plate sets up on the base, be provided with the constant head tank on the locating plate, correspond on the base the position of constant head tank runs through and is provided with the mounting groove, clamping device includes two grip blocks and adjusting screw, two the grip block sets up respectively both sides in the constant head tank, two one side that the grip block was kept away from each other is provided with coupling spring respectively, coupling spring fixes on the cell wall of constant head tank, adjusting screw passes respectively the locating plate extends to in the mounting groove.

Furthermore, one end of the adjusting screw rod, which extends into the mounting groove, is provided with a pushing block.

Furthermore, the clamping plates are arc plates, and a buffer cushion is arranged on one side, close to each other, of each clamping plate.

Furthermore, be provided with adjusting device in the mounting groove, adjusting device includes lead screw and locating lever, lead screw threaded connection the locating plate and swivelling joint the groove lateral wall of mounting groove, the other end of lead screw passes the groove lateral wall of mounting groove extends to the outside of base, the other end of lead screw is provided with rotates the handle, the locating lever passes the locating plate, the both ends of locating lever are fixed connection respectively the groove lateral wall of mounting groove.

Further, the screw rod is rotatably connected with the groove side wall of the mounting groove in the following mode: the mounting groove is provided with a bearing, and the screw rod is rotatably connected with the bearing.

Further, a set-up frame is arranged on the base, and a plurality of placing grooves are formed in the set-up frame.

Furthermore, the locating plate is provided with limiting frames, limiting sleeves are arranged between the limiting frames and are located in the center of the upper portion of the locating groove.

Furthermore, an anti-collision pad is arranged on the inner side wall of the limiting sleeve.

Contrast prior art, the utility model discloses following beneficial effect has:

1. the utility model has the advantages that the reliable fixing and limiting of the puncture needle are realized by the clamping device during the clinical practical operation, thereby avoiding the puncture needle from shifting in the operation process and avoiding the damage to the patient;

2. the utility model is convenient for fixing the base on the lumbar vertebra of a patient by arranging the fixed sucker at the bottom of the base, and can adjust the position of the clamping device according to the position of the puncture point by arranging the adjusting device, and after adjustment, the puncture needle is convenient to use, thereby conveniently fixing and limiting the puncture needle;

3. the utility model discloses a set up the frame, set up the transfer line, avoid the transfer line in disorder to place the operation that influences the staff, through setting up spacing sleeve pipe, avoid the staff mistake to touch the top of pjncture needle, lead to the pjncture needle to take place to shift.

Drawings

Fig. 1 is a schematic view of a top view structure of the present invention for removing the limiting frame and the limiting sleeve.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic front view of an embodiment of the present invention.

Fig. 4 is a schematic top view of a positioning device according to an embodiment of the present invention.

In the figure: 1. a puncture needle main body; 2. a base; 3. a positioning device; 11. a needle tube; 12. a transfusion tube; 21. fixing the sucker; 31. positioning a plate; 32. a clamping device; 311. positioning a groove; 22. mounting grooves; 321. a clamping plate; 322. adjusting the screw rod; 323. a connecting spring; 324. a pushing block; 325. a cushion pad; 4. an adjustment device; 41. a screw rod; 42. positioning a rod; 43. rotating the handle; 44. a bearing; 5. erecting a frame; 51. a placement groove; 6. a limiting frame; 7. a limiting sleeve; 71. an anti-collision cushion.

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. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. 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.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1-4, the puncture needle convenient for positioning of the present invention comprises a puncture needle body 1, a base 2 and a positioning device 3, wherein the puncture needle body 1 comprises a needle tube 11 and a perfusion tube 12 communicated with the needle tube 11, a plurality of sets of fixing suction cups 21 are uniformly arranged at the bottom of the base 2, the positioning device 3 comprises a positioning plate 31 and a clamping device 32, the positioning plate 31 is arranged on the base 2, a positioning groove 311 is arranged on the positioning plate 31, a mounting groove 22 is arranged on the base 2 corresponding to the positioning groove 311 in a penetrating manner, the clamping device 32 comprises two clamping plates 321 and an adjusting screw 322, the two clamping plates 321 are respectively arranged at two sides in the positioning groove 311, a connecting spring 323 is respectively arranged at one side of the two clamping plates 321 away from each other, the connecting spring 323 is fixed on the wall of the positioning groove 311, the adjusting screws 322 respectively penetrate through the positioning plate 31 and extend into the mounting groove 22.

According to the position of point of puncture during the use, place base 2 at patient's belly, fixed suction cup 21 through base 2 below setting fixes base 2, pass needle tubing 11 constant head tank 311 and mounting groove 22 and puncture, through the adjusting screw 322 of rotatory both sides, adjusting screw 322 pushes up two grip blocks 321 forward tightly, coupling spring 323 opens, two grip blocks 321 carry out effectual centre gripping to needle tubing 11 and fix, after the use, through the adjusting screw 322 of back-out both sides, two grip blocks 321 keep away from each other under the elastic recovery effect of coupling spring 323, thereby it is fixed to relieve the centre gripping of needle tubing 11, later take out pjncture needle main part 1, accomplish the puncture operation.

In one embodiment, a pushing block 324 is disposed at one end of the adjusting screw 322 extending into the mounting groove 22. Due to the design, the pushing block 324 is driven to move back and forth in the rotating process of the adjusting screw rod 322, and the adjusting screw rod 322 is convenient to use.

In one embodiment, the clamping plates 321 are arc plates, and the side of the clamping plates 321 close to each other is provided with a buffer 325. Design like this, the arc board structure is convenient for carry out the centre gripping to needle tubing 11, and through setting up blotter 325, for needle tubing 11 provides certain cushioning effect, avoids the in-process of centre gripping, causes the damage to needle tubing 11.

In an embodiment, an adjusting device 4 is disposed in the mounting groove 22, the adjusting device 4 includes a screw rod 41 and a positioning rod 42, the screw rod 41 is connected to the positioning plate 31 in a threaded manner and is rotatably connected to a groove side wall of the mounting groove 22, the other end of the screw rod 41 passes through the groove side wall of the mounting groove 22 and extends to the outside of the base 2, the other end of the screw rod 41 is provided with a rotating handle 43, the positioning rod 42 passes through the positioning plate 31, and two ends of the positioning rod 42 are respectively fixedly connected to the groove side walls of the mounting groove 22. Design like this to can be according to the position of puncture point to carry out corresponding regulation to the position of locating plate 31, make things convenient for going on of puncture operation, fix a position locating plate 31 through locating lever 42, through rotating lead screw 41, conveniently adjust locating plate 31.

In one embodiment, the lead screw 41 is rotatably coupled to the groove sidewall of the mounting groove 22 by: the mounting groove 22 is provided with a bearing 44, and the screw rod 41 is rotatably connected with the bearing 44. The design is that the bearing 44 is arranged on the mounting groove 22, so that the screw rod 41 is convenient to use.

In an embodiment, the base 2 is provided with an erection fixture 5, and the erection fixture 5 is provided with a plurality of placing slots 51. By the design, the infusion tube 12 is erected in the puncture process, so that the situation that the operation of workers is influenced by the random placement of the infusion tube 12 is avoided.

In one embodiment, the positioning plate 31 is provided with position-limiting frames 6, position-limiting sleeves 7 are arranged between the position-limiting frames 6, and the position-limiting sleeves 7 are located at the upper center of the positioning grooves 311. Design like this, carry on spacingly through spacing sleeve pipe 7 to the upper end of needle tubing 11, avoid the staff to carry out the mistake to touch needle tubing 11 to avoid the pjncture needle to take place to shift.

In one embodiment, the inner side wall of the limiting sleeve 7 is provided with a crash pad 71. The design provides a buffer function in the limiting sleeve 7, so that the needle tube 11 is prevented from being damaged.

The working principle is as follows: when needs use the pjncture needle, at first confirm the point of puncture at patient's back, place the base at patient's back, it is fixed with the base through the fixed suction cup of base below, through rotatory rotation handle, make the center of constant head tank adjust to the top of point of puncture, place the pjncture needle in stop collar intraductally, puncture, later through the adjusting screw who sets up on the rotatory locating plate, the grip block of both sides carries out the centre gripping location to the needle tubing, the transfer line is set up on the frame of setting up on the base, thereby carry out reliable fixed spacing to the puncture needle.

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.

Claims

1. A puncture needle convenient for positioning is characterized in that: comprises a puncture needle main body (1), a base (2) and a positioning device (3), wherein the puncture needle main body (1) comprises a needle tube (11) and a transfusion tube (12) communicated with the needle tube (11), a plurality of groups of fixed suction cups (21) are uniformly arranged at the bottom of the base (2), the positioning device (3) comprises a positioning plate (31) and a clamping device (32), the positioning plate (31) is arranged on the base (2), a positioning groove (311) is arranged on the positioning plate (31), a mounting groove (22) is arranged on the base (2) in a penetrating way corresponding to the positioning groove (311), the clamping device (32) comprises two clamping plates (321) and an adjusting screw rod (322), the two clamping plates (321) are respectively arranged at two sides in the positioning groove (311), and a connecting spring (323) is respectively arranged at one side of the clamping plates (321) far away from each other, the connecting spring (323) is fixed on the wall of the positioning groove (311), and the adjusting screws (322) respectively penetrate through the positioning plate (31) and extend into the mounting groove (22).

2. A puncture needle facilitating positioning according to claim 1, wherein: one end of the adjusting screw rod (322) extending into the mounting groove (22) is provided with a pushing block (324).

3. A puncture needle facilitating positioning according to claim 1 or 2, wherein: the clamping plates (321) are arc plates, and one sides of the clamping plates (321) close to each other are provided with buffer pads (325).

4. A puncture needle facilitating positioning according to claim 1 or 2, wherein: be provided with adjusting device (4) in mounting groove (22), adjusting device (4) include lead screw (41) and locating lever (42), lead screw (41) threaded connection locating plate (31) and swivelling joint the groove lateral wall of mounting groove (22), the other end of lead screw (41) is passed the groove lateral wall of mounting groove (22) extends to the outside of base (2), the other end of lead screw (41) is provided with rotation handle (43), locating lever (42) passes locating plate (31), the both ends difference fixed connection of locating lever (42) the groove lateral wall of mounting groove (22).

5. A puncture needle facilitating positioning according to claim 4, wherein: the screw rod (41) is rotatably connected with the groove side wall of the mounting groove (22) in the following way: the mounting groove (22) is provided with a bearing (44), and the screw rod (41) is rotatably connected with the bearing (44).

6. A puncture needle facilitating positioning according to claim 1 or 2, wherein: the base (2) is provided with an erection frame (5), and the erection frame (5) is provided with a plurality of placing grooves (51).

7. A puncture needle facilitating positioning according to claim 1 or 2, wherein: the positioning plate (31) is provided with limiting frames (6), limiting sleeves (7) are arranged between the limiting frames (6), and the limiting sleeves (7) are located in the center of the upper portion of the positioning groove (311).

8. A puncture needle facilitating positioning according to claim 7, wherein: and an anti-collision pad (71) is arranged on the inner side wall of the limiting sleeve (7).