CN219814983U

CN219814983U - PICC puts effective function pipe clamp structure

Info

Publication number: CN219814983U
Application number: CN202321127183.4U
Authority: CN
Inventors: 刘倩倩; 孙媛; 赵肖霞
Original assignee: General Hospital Of Xinjiang Military Region Pla
Current assignee: General Hospital Of Xinjiang Military Region Pla
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-13
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses a PICC (peripherally inserted central catheter) tube-placing functional tube clamp structure, which belongs to the technical field of PICC tubes and comprises an H-shaped shell, wherein four rod clamping mechanisms are arranged in the H-shaped shell, two symmetrically arranged openings are formed in one side, far away from two transverse ends, of the H-shaped shell, four ends of each four rod clamping mechanism respectively penetrate through the four openings to extend downwards and are fixedly connected with four symmetrically arranged arc-shaped clamping plates, and two symmetrically arranged limiting mechanisms are fixedly connected to the upper sides of the two transverse ends of the H-shaped shell. According to the PICC tube clamping device, the four-bar clamping mechanism is arranged, and only the hand wheel bar is required to be rotated, so that the two groups of arc clamping plates can be driven to clamp and fix the arms of a user, the device is ingenious in structural design and simple to operate, the clamping contact points are increased, the fixing is more firm, the device is prevented from shifting, the safety of PICC tube positioning is further improved, the PICC tube clamping limiting mechanism is arranged, the PICC tube clamping limiting mechanism can be used for realizing the clamping limiting of PICC tubes, the positioning is stable, and the structure is simple.

Description

PICC puts effective function pipe clamp structure

Technical Field

The utility model relates to the technical field of PICC (peripherally inserted central catheter) catheterization, in particular to a PICC catheterization functional pipe clamp structure.

Background

PICC is to puncture and insert from the vein of peripheral arm by using the catheter, the tip of the catheter is sent to the upper vena cava close to the heart, the direct contact between the chemotherapeutic medicine and the peripheral superficial vein of the arm is avoided, the blood flow speed of the upper vena cava is fast, the chemotherapeutic medicine can be diluted rapidly, the irritation of the medicine to the blood vessel can be prevented and treated, and meanwhile, the number of times of venipuncture can be reduced, so that the upper limb vein can be effectively protected, the occurrence of phlebitis can be reduced, the pain of a patient can be lightened, the life quality of the patient can be improved, and the PICC is widely applied to clinic at present.

In a PICC puts effective function pipe clamp structure (patent number: CN 211273054U), the device includes main body board and stopper, the equal symmetry fixed mounting in top of main body board has two stoppers, the equal symmetry fixed mounting of lateral wall of stopper has stop gear, the bottom fixed mounting of main body board has adjustment mechanism, the top one end fixed mounting of main body board has fixture, stop gear includes reset spring and lug, eight reset spring fixed mounting respectively is at the inner wall of two stoppers, and the mounting groove that mutually supports with reset spring has been seted up to the inner wall of stopper, reset spring's one end all with one side fixed connection of lug, and the lateral wall of stopper is passed to the one end of lug, this PICC puts effective function pipe clamp structure simple structure, the simple operation, the use travelling comfort of user is convenient for increase, simultaneously, the product is more convenient to use, and the practicality is higher, but, the device is less with user's arm centre gripping contact point, binds not firm enough, rotates the skew easily on the arm to influence the stability of PICC puts the pipe, exists the safety hazard.

Disclosure of Invention

The utility model aims to provide a PICC (peripherally inserted central catheter) placement function pipe clamp structure so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PICC puts effective function pipe clamp structure, includes H shape shell, be equipped with four pole clamping mechanism in the H shape shell, and two openings that symmetry set up have all been seted up to the side that two horizontal ends of H shape shell are mutually far away, four ends of four pole clamping mechanism pass four openings downwardly extending respectively and fixedly connected with four arc splint that symmetry set up, two horizontal end upside of H shape shell are all fixedly connected with two stop gear that symmetry set up;

radial end upside of H shape shell inserts and is established and rotates and be connected with the hand wheel pole, the one end of hand wheel pole extends to in the H shape shell and fixed connection and first helical gear, radial end inner wall of H shape shell rotates through two bearing bushes and is connected with the bull stick that two symmetries set up, and the equal fixedly connected with of the one end that two bull sticks are close with first helical gear meshing is connected with the second helical gear, the one end fixedly connected with third helical gear of second helical gear is kept away from to the bull stick, the both ends of two horizontal ends of H shape shell all rotate through the bearing frame and are connected with the lead screw, and the equal fixedly connected with of the one end that the lead screw is close with the fourth helical gear of third helical gear meshing connection, threaded connection has the screw block on the lead screw, and one side fixedly connected with L shape pole of screw block, the one end of L shape pole passes the opening and with arc splint fixed connection.

As still further aspects of the utility model: the limiting mechanism comprises a U-shaped plate fixed on the upper side of the H-shaped shell, and limiting soft blocks are fixedly connected to inner walls of two opposite sides of the U-shaped plate.

As still further aspects of the utility model: wherein, spacing soft piece is hemisphere type structure setting, and spacing soft piece adopts elastic rubber material component.

As still further aspects of the utility model: wherein, the inner wall of opening and the lateral wall sliding connection of L shape pole.

As still further aspects of the utility model: wherein, the inside wall of arc splint is from last fixedly connected with three equidistant antislip strip that arranges in proper order down.

As still further aspects of the utility model: wherein, the middle part of the lower sides of the two transverse ends of the H-shaped shell is fixedly connected with an upper sticking pad.

Compared with the prior art, the utility model has the beneficial effects that:

1. this PICC puts effective function pipe clamp structure, through setting up four clamping mechanisms and four arc splint, place two sets of arc splint respectively on the arm, rotate the hand wheel pole, drive first helical gear and rotate, because first helical gear respectively with two second helical gear meshing, and then drive two bull sticks and rotate simultaneously, because third helical gear respectively with two fourth helical gear meshing, and then drive two lead screws and reverse rotation simultaneously, at this moment, two screw blocks force to close direction displacement, and then drive two sets of arc splint and grasp patient's arm, convenient operation, this structure adopts two sets of arc splint and arm to carry out the centre gripping fixedly, the centre gripping contact point has been increased, it is more firm to fix, prevent this device skew, and then improve the security to PICC puts the pipe location.

2. This PICC puts effective function pipe clamp structure, through setting up stop gear, put the PICC between two spacing soft blocks of tub in the U-shaped board, can realize that the centre gripping is spacing stable, simple structure.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front view of the present utility model;

FIG. 3 is a schematic top view of the H-shaped shell of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a in the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. an H-shaped shell; 2. an opening; 3. an arc clamping plate; 4. a hand wheel rod; 5. a first helical gear; 6. a bearing sleeve; 7. a rotating rod; 8. a second helical gear; 9. a third bevel gear; 10. a screw rod; 11. a fourth helical gear; 12. a screw block; 13. an L-shaped rod; 14. a U-shaped plate; 15. limiting soft blocks; 16. an anti-slip strip; 17. and (5) attaching a tight pad.

Detailed Description

Referring to fig. 1-4, in the present embodiment, a functional pipe clamp structure for PICC pipe placement includes an H-shaped shell 1, a four-bar clamping mechanism is disposed in the H-shaped shell 1, two symmetrically disposed openings 2 are disposed on two sides of two lateral ends of the H-shaped shell 1, four ends of the four-bar clamping mechanism respectively pass through the four openings 2 to extend downwards and are fixedly connected with four symmetrically disposed arc clamping plates 3, two symmetrically disposed limiting mechanisms are fixedly connected to upper sides of two lateral ends of the H-shaped shell 1, and the PICC pipe placement can be limited and positioned by adopting two groups of designs, so that the positioning effect is better;

a hand wheel rod 4 is inserted and rotationally connected to the upper side of the radial end of the H-shaped shell 1, one end of the hand wheel rod 4 extends into the H-shaped shell 1 and is fixedly connected with two symmetrically arranged rotating rods 7 rotationally connected with the inner wall of the radial end of the first bevel gear 5,H-shaped shell 1 through two bearing sleeves 6, two similar ends of the two rotating rods 7 are fixedly connected with a second bevel gear 8 which is meshed with the first bevel gear 5, one end of the rotating rod 7 far away from the second bevel gear 8 is fixedly connected with two ends of two transverse ends of the third bevel gear 9,H-shaped shell 1 are rotationally connected with a screw rod 10 through bearing seats, one similar end of the screw rod 10 is fixedly connected with a fourth bevel gear 11 which is meshed with the third bevel gear 9, a threaded block 12 is connected to the screw rod 10 in a threaded manner, one side of the threaded block 12 is fixedly connected with an L-shaped rod 13, one end of the L-shaped rod 13 penetrates through the opening 2 and is fixedly connected with the arc-shaped clamping plate 3, when the PICC tube placement device is used for positioning PICC tubes, firstly, the H-shaped shell 1 is fixed on the arm of a patient, two groups of arc clamping plates 3 are respectively arranged on the arm, the hand wheel rod 4 is rotated to drive the first bevel gear 5 to rotate, the first bevel gear 5 is respectively meshed with the two second bevel gears 8 to drive the two rotating rods 7 to simultaneously rotate, the third bevel gear 9 is respectively meshed with the two fourth bevel gears 11 to drive the two screw rods 10 to simultaneously reversely rotate, and the two screw rods 10 are respectively connected with the two screw thread blocks 12 in a threaded manner, at the moment, the two screw thread blocks 12 are forced to move towards the similar direction to drive the two groups of arc clamping plates 3 to clamp the arm of the patient, the operation is simple, the structure adopts the two groups of arc clamping plates 3 to clamp and fix the arm, the clamping contact point is increased, the fixing is more firm, and the device is prevented from shifting, and further improves the safety of PICC catheterization positioning.

As shown in fig. 2: the limiting mechanism comprises a U-shaped plate 14 fixed on the upper side of the H-shaped shell 1, limiting soft blocks 15 are fixedly connected to inner walls of two opposite sides of the U-shaped plate 14, PICC pipes are placed between the two limiting soft blocks 15 in the U-shaped plate 14, clamping is stable, and the structure is simple.

As shown in fig. 2: the spacing soft block 15 is hemisphere structure setting, and spacing soft block 15 adopts elasticity rubber material component, and elasticity is sufficient, and is spacing more stable to PICC clamp, and can not extrusion deformation.

As shown in fig. 3: the inner wall of the opening 2 is slidably connected with the outer side wall of the L-shaped rod 13, so that the L-shaped rod 13 is more stable in displacement.

As shown in fig. 2: the inside wall of arc splint 3 is from last fixedly connected with three equidistant non-slip strips 16 that arrange in proper order down, improves the non-slip property.

As shown in fig. 1: the middle parts of the lower sides of the two transverse ends of the H-shaped shell 1 are fixedly connected with upper tightening pads 17, and the upper parts of binding parts are firmly fixed.

Working principle: when the PICC tube placement device is used for positioning and fixing, firstly, the H-shaped shell 1 is fixed on the arm of a patient, two groups of arc clamping plates 3 are respectively arranged on the arm, the hand wheel rod 4 is rotated to drive the first bevel gear 5 to rotate, the first bevel gear 5 is meshed with the two second bevel gears 8 respectively to drive the two rotating rods 7 to rotate simultaneously, the third bevel gear 9 is meshed with the two fourth bevel gears 11 respectively to drive the two screw rods 10 to rotate reversely simultaneously, and the two screw rods 10 are connected with the two screw blocks 12 in a threaded manner respectively, at the moment, the two screw blocks 12 are forced to displace towards the similar direction to drive the two groups of arc clamping plates 3 to clamp the arm of the patient, so that the operation is convenient, the structure adopts the two groups of arc clamping plates 3 to clamp and fix the arm, the clamping contact point is increased, the fixing is firmer, the device is prevented from shifting, and the safety of PICC tube placement positioning is improved; then, the PICC tube is arranged between the two limiting soft blocks 15 in the U-shaped plate 14, so that the clamping limiting stability can be realized, and the structure is simple.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a PICC puts effective function pipe clamp structure, includes H shape shell (1), its characterized in that, be equipped with four pole clamping mechanism in H shape shell (1), and two openings (2) that symmetry set up are all seted up to the side that two lateral ends are far away from each other of H shape shell (1), four ends of four pole clamping mechanism pass four opening (2) downwardly extending respectively and fixedly connected with arc splint (3) that four symmetry set up, two lateral ends upside of H shape shell (1) all fixedly connected with stop gear that two symmetry set up;

radial end upside of H shape shell (1) inserts and establishes and rotates and be connected with hand wheel pole (4), the one end of hand wheel pole (4) extends to in H shape shell (1) and fixed connection and first helical gear (5), radial end inner wall of H shape shell (1) rotates through two bearing bushes (6) and is connected with bull stick (7) that two symmetries set up, and the equal fixedly connected with of the one end that two bull sticks (7) are close with second helical gear (8) of first helical gear (5) meshing connection, the one end fixedly connected with third helical gear (9) of second helical gear (8) are kept away from to bull stick (7), the both ends of two lateral ends of H shape shell (1) all rotate through the bearing frame and are connected with lead screw (10), and the equal fixedly connected with of one end that lead screw (10) are close with third helical gear (9) meshing connection fourth helical gear (11), threaded connection has screw block (12) on lead screw (10), and one side fixedly connected with L shape pole (13), L shape pole (13) and pass one end that is connected with arc clamp plate (3) with fixedly connected with arc opening (3).

2. The PICC catheter placement function pipe clamp structure according to claim 1, wherein the limiting mechanism comprises a U-shaped plate (14) fixed on the upper side of the H-shaped shell (1), and limiting soft blocks (15) are fixedly connected to inner walls of two opposite sides of the U-shaped plate (14).

3. The pipe clamp structure for PICC catheter placement according to claim 2, wherein the limiting soft block (15) is arranged in a hemispherical structure, and the limiting soft block (15) is made of elastic rubber.

4. The PICC catheter function clamp structure as defined in claim 1, wherein the inner wall of the opening (2) is slidably connected with the outer side wall of the L-shaped rod (13).

5. The PICC-placing functional pipe clamp structure according to claim 1, wherein three anti-slip strips (16) which are arranged at equal intervals are fixedly connected with the inner side wall of the arc clamping plate (3) from top to bottom in sequence.

6. The PICC catheter placement function pipe clamp structure according to claim 1, wherein upper tightening pads (17) are fixedly connected to the middle parts of the lower sides of the two transverse ends of the H-shaped shell (1).