CN208756752U - A kind of fixed device of central venous catheter - Google Patents

Abstract

The utility model discloses a kind of fixed devices of central venous catheter, including adhesive tape, the upper surface of the adhesive tape and the lower surface of shell are mutually be bonded, the upper surface of the shell offers through-hole, the through-hole is connected with the upper surface of first sliding groove inner wall, the first sliding groove is provided with the left side of shell, is provided with support column in the through-hole.The central venous catheter fixes device, by the way that cover board is arranged, shell, support column, through-hole, first sliding groove, second sliding slot, second groove, first spring, second spring, briquetting and the first sliding block, so that cover board drives support column to move down, so that support column drives fixed link to move down, so that support column drives support plate to move down, so that the elastic force of second spring drives fixed link to be moved to the left, so that the top of fixed link and the upper surface of first sliding groove inner wall overlap, so that cover board will not tilt, so that patient perspires, when sepage and bleeding, conduit is not susceptible to fall off.

Description

A kind of fixed device of central venous catheter

Technical field

The utility model relates to medical apparatus technical field, specially a kind of fixed device of central venous catheter.

Background technique

Central venous catheter sets pipe for CVC, is also widely used in splanchnocoel drainage, in order to mitigate the pain of patient, doctor Life does not use at suture fixed catheter puncture generally, but with the direct fixed catheter of 3m pad pasting.

The fixation of central venous catheter needs to use fixed device, as Chinese patent discloses " a kind of fixed device " (specially 206934374 U of CN) benefit number:, extension tube, tube body are engaged with attachment base in the patent effective solution similar product having Place weakens the strong of extension tube and tube body itself although dent can increase weld strength with dent to a certain extent Degree, after long-time indwelling human body, impregnating for a long time through medical fluid may result in tube body and loosens, and then leakage occur or in tube drawing mistake The problem of being likely to occur tube body fracture in journey, causing malpractice, but when perspiration, sepage and bleeding occurs in patient, lead De- pipe easily occurs for pipe, brings risk for patient, and increase workload of the nurse.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of fixed device of central venous catheter, solves and works as Catheter retaining people it is internal when so that perspiring occurs in patient, sepage and when bleeding, conduit easily occurs it is de- manages, brought for patient Risk, and the problem of increase workload of the nurse.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of fixed device of central venous catheter, packet Adhesive tape is included, the upper surface of the adhesive tape and the lower surface of shell are mutually be bonded, and the upper surface of the shell offers through-hole, described logical Hole is connected with the upper surface of first sliding groove inner wall, and the first sliding groove is provided with the left side of shell, setting in the through-hole There is support column, the left and right sides of the support column are fixedly connected to second spring, the left end of the second spring and fixation The right side of bar is fixedly connected.

The back side of the fixed link is flexibly connected by pin shaft with the front of fixed block, the top of the fixed link and first The upper surface of sliding slot inner wall overlaps, and the left side of the fixed link and the right end of push rod overlap, and the left end of the push rod is fixed to be connected Pushing meanss are connected to, the pushing meanss are slidably connected in first sliding groove, the left end of the pushing meanss and the right side of briquetting Face is fixedly connected, and the right side of the briquetting is fixedly connected by two the first springs with the left side of shell, and described first is sliding Slot position is between two the first springs.

The lower surface of the support column and the upper surface of support plate overlap, and the left and right sides of the support plate are fixed to be connected It is connected to the second sliding block, second sliding block is slidably connected in second sliding slot, and the second sliding slot is provided with the first groove inner wall Left side, first groove is provided with the lower surface of first sliding groove inner wall, and the lower surface of the support plate passes through two the Three springs are fixedly connected with the lower surface of the first groove inner wall.

Preferably, the upper surface of the support column is fixedly connected with the lower surface of cover board, and the cover board is being located at shell just The back side of top, the cover board is hinged by the back side of hinge and shell, and the upper surface of the shell offers the second groove, institute State the rear that the second groove is located at the first groove.

Preferably, the pushing meanss include connecting rod, and the left end of the connecting rod is fixedly connected with the right side of briquetting, The right end of the connecting rod is fixedly connected with the first sliding block, and the right side of first sliding block is fixedly connected with push rod, and described One sliding block is slidably connected in first sliding groove.

Preferably, the diameter of the through-hole is greater than the diameter of support column, and the height of the first sliding groove is equal to the first sliding block Height.

Preferably, the length of the through-hole is less than the length of the first groove, and the height of the first sliding groove is greater than connecting rod Height.

Preferably, the length of second groove is greater than the length of the first groove, the shape setting of the shell and cover board For rectangle.

(3) beneficial effect

The utility model provides a kind of fixed device of central venous catheter, have it is following the utility model has the advantages that

1, the fixed device of the central venous catheter, by the way that cover board, shell, support column, through-hole, first sliding groove, second is arranged Sliding slot, the second groove, the first spring, second spring, briquetting and the first sliding block, after conduit is put into the second groove by doctor, It is manually pressed by cover board, so that cover board drives support column to move down, so that support column drives fixed link to move down, so that support Column drive support plate move down so that second spring elastic force drive fixed link be moved to the left so that the top of fixed link with The upper surface of first sliding groove inner wall overlaps, so that cover board will not tilt, when so that there is perspiration, sepage and bleeding in patient, conduit It is not susceptible to fall off.

2, the fixed device of the central venous catheter, by the way that briquetting, the first spring, the first sliding block, first sliding groove, fixation is arranged Bar, push rod, support plate, third spring and second spring, when needing to open cover board, people's manual squeezing briquetting, so that briquetting band Dynamic connecting rod moves right, so that connecting rod drives the first sliding block to move right, so that the first sliding block drives push rod to move right, So that push rod drives fixed link to be moved to the left, so that people lift cover board, so that the elastic force of third spring drives support plate upward It is mobile, so that support plate drives support column to move up, so that support column drives cover board to move up, so that cover board is more convenient Opening so that the replacement conduit that people are more convenient.

3, the fixed device of the central venous catheter is covered by the first spring of setting, briquetting, connecting rod and adhesive tape when opening When plate, people unclamp briquetting, so that the elastic band dynamic pressure block of the first spring is moved to the left, so that briquetting drives connecting rod to moving to left Dynamic, so that connecting rod drives the first sliding block and push rod to be moved to the left, so that the cover board that people are more convenient, people can lead to It crosses adhesive tape the device is bonded on clothing, so that the device will not fall off easily, and the utility model is compact-sized, and design is closed Reason, it is practical.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure that the utility model is faced；

Fig. 2 is the structural schematic diagram of the utility model left view；

Fig. 3 is the structural schematic diagram amplified at the utility model A.

In figure: 1 adhesive tape, 2 shells, 3 briquettings, 4 first springs, 5 cover boards, 6 first sliding grooves, 7 pushing meanss, 71 connecting rods, 72 first sliding blocks, 8 push rods, 9 support columns, 10 through-holes, 11 second sliding slots, 12 second sliding blocks, 13 support plates, 14 first grooves, 15 Fixed block, 16 second springs, 17 fixed links, 18 pin shafts, 19 third springs, 20 second grooves, 21 hinges.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of fixed device of central venous catheter, including The upper surface of adhesive tape 1, adhesive tape 1 is mutually be bonded with the lower surface of shell 2, and the upper surface of shell 2 offers through-hole 10, through-hole 10 it is straight Diameter is greater than the diameter of support column 9, and the height of first sliding groove 6 is equal to the height of the first sliding block 72, and the length of through-hole 10 is less than first The length of groove 14, the height of first sliding groove 6 are greater than the height of connecting rod 71, by the way that the first sliding block 72 and first sliding groove 6 is arranged, So that connecting rod 71 drives the first sliding block 72 to move right, so that the first sliding block 72 drives push rod 8 to move right, so that pushing away Bar 8 drives fixed link 17 not shake when being moved to the left and more laborsaving, and through-hole 10 is connected with the upper surface of 6 inner wall of first sliding groove Logical, first sliding groove 6 is provided with the left side of shell 2, and support column 9, the upper surface of support column 9 and cover board 5 are provided in through-hole 10 Lower surface be fixedly connected, cover board 5 is located at the surface of shell 2, and the back side of cover board 5 is cut with scissors by the back side of hinge 21 and shell 2 It connects, the upper surface of shell 2 offers the second groove 20, and the second groove 20 is located at the rear of the first groove 14, the second groove 20 Length is greater than the length of the first groove 14, and shell 2 and cover board 5 are shaped to rectangle, and the left and right sides of support column 9 are solid Surely be connected with second spring 16, by be arranged second spring 16 so that second spring 16 elastic force drive fixed link 17 to It moves left, so that the top of fixed link 17 and the upper surface of 6 inner wall of first sliding groove overlap, so that cover board 5 will not tilt, the second bullet The left end of spring 16 is fixedly connected with the right side of fixed link 17.

The back side of fixed link 17 is flexibly connected by pin shaft 18 with the front of fixed block 15, the top of fixed link 17 and first The upper surface of 6 inner wall of sliding slot overlaps, by setting pin shaft 18 and fixed link 17, so that push rod 8 drives fixed link 17 to the right It is mobile, so that the top of fixed link 17 is detached from the upper surface of 6 inner wall of first sliding groove, so that the opening cover board 5 that people are more convenient, The left side of fixed link 17 and the right end of push rod 8 overlap, and the left end of push rod 8 is fixedly connected with pushing meanss 7, and pushing meanss 7 are wrapped Connecting rod 71 is included, the left end of connecting rod 71 is fixedly connected with the right side of briquetting 3, and the right end of connecting rod 71 is fixedly connected with first Sliding block 72, the right side of the first sliding block 72 are fixedly connected with push rod 8, and the first sliding block 72 is slidably connected in first sliding groove 6, push Device 7 is slidably connected in first sliding groove 6, and the left end of pushing meanss 7 is fixedly connected with the right side of briquetting 3, the right side of briquetting 3 Face is fixedly connected by two the first springs 4 with the left side of shell 2, and first sliding groove 6 is located between two the first springs 4.

The lower surface of support column 9 and the upper surface of support plate 13 overlap, and the left and right sides of support plate 13 are fixedly connected with There is the second sliding block 12, by the second sliding block 12 of setting and second sliding slot 11, so that the elastic force of third spring 19 drives support Plate 13 moves up, so that support plate 13 drives support column 9 to move up, so that when the drive cover board 5 of support column 9 moves up more Add laborsaving, the second sliding block 12 is slidably connected in second sliding slot 11, and second sliding slot 11 is provided with the left side of 14 inner wall of the first groove Face, the first groove 14 are provided with the lower surface of 6 inner wall of first sliding groove, the lower surface of support plate 13 by two third springs 19 with The lower surface of first groove, 14 inner wall is fixedly connected, by the way that third spring 19 is arranged, so that people lift cover board 5, so that The elastic force of third spring 19 drives support plate 13 to move up, so that support plate 13 drives support column 9 to move up, so that support Column 9 drives cover board 5 to move up, so that the opening that cover board 5 is more convenient, so that the replacement conduit that people are more convenient.

In use, cover board 5 is manually pressed by after conduit is put into the second groove 20 by doctor, so that cover board 5 drives support Column 9 moves down, so that support column 9 drives fixed link 17 to move down, so that support column 9 drives support plate 13 to move down, So that the elastic force of second spring 16 drives fixed link 17 to be moved to the left, so that the top of fixed link 17 and 6 inner wall of first sliding groove Upper surface overlap joint, so that cover board 5 will not tilt, when so that perspiration, sepage and bleeding occurring in patient, conduit is not susceptible to fall off, When needing to open cover board 5, people's manual squeezing briquetting 3, so that briquetting 3 drives connecting rod 71 to move right, so that 71 band of connecting rod Dynamic first sliding block 72 moves right so that the first sliding block 72 drives push rod 8 to move right so that push rod 8 drive fixed link 17 to It moves left, so that people lift cover board 5, so that the elastic force of third spring 19 drives support plate 13 to move up, so that support plate 13 drive support columns 9 move up, so that support column 9 drives cover board 5 to move up, so that the opening that cover board 5 is more convenient, makes The more convenient replacement conduit of people is obtained, when opening cover board 5, people unclamp briquetting 3, so that the elastic force of the first spring 4 drives Briquetting 3 is moved to the left, so that briquetting 3 drives connecting rod 71 to be moved to the left, so that connecting rod 71 drives the first sliding block 72 and push rod 8 It is moved to the left, so that the cover board 5 that people are more convenient, which can be bonded on clothing by people by adhesive tape 1, be made Obtaining the device will not fall off easily.

Can to sum up obtain, 1, the fixed device of the central venous catheter, by setting cover board 5, shell 2, support column 9, through-hole 10, First sliding groove 6, second sliding slot 11, the second groove 20, the first spring 4, second spring 16, briquetting 3 and the first sliding block 72, work as doctor After conduit is put into the second groove 20, it is manually pressed by cover board 5, so that cover board 5 drives support column 9 to move down, so that support Column 9 drives fixed link 17 to move down, so that support column 9 drives support plate 13 to move down, so that the elastic force of second spring 16 Fixed link 17 is driven to be moved to the left, so that the top of fixed link 17 and the upper surface of 6 inner wall of first sliding groove overlap, so that cover board 5 It will not tilt, when so that perspiration, sepage and bleeding occurring in patient, conduit is not susceptible to fall off.

2, the fixed device of the central venous catheter, by the way that briquetting 3, the first spring 4, the first sliding block 72, first sliding groove is arranged 6, fixed link 17, push rod 8, support plate 13, third spring 19 and second spring 16, when needing to open cover board 5, people's manual squeezing Briquetting 3, so that briquetting 3 drives connecting rod 71 to move right, so that connecting rod 71 drives the first sliding block 72 to move right, so that the One sliding block 72 drives push rod 8 to move right, so that push rod 8 drives fixed link 17 to be moved to the left, so that people lift cover board 5, makes The elastic force for obtaining third spring 19 drives support plate 13 to move up, so that support plate 13 drives support column 9 to move up, so that branch Dagger 9 drives cover board 5 to move up, so that the opening that cover board 5 is more convenient, so that the replacement conduit that people are more convenient.

3, the fixed device of the central venous catheter, by the first spring 4 of setting, briquetting 3, connecting rod 71 and adhesive tape 1, when beating Uncap plate 5 when, people unclamp briquetting 3, so that the elastic band dynamic pressure block 3 of the first spring 4 is moved to the left, connect so that briquetting 3 drives Extension bar 71 is moved to the left, so that connecting rod 71 drives the first sliding block 72 and push rod 8 to be moved to the left, so that the lid that people are more convenient Upper cover plate 5, which can be bonded on clothing by people by adhesive tape 1, so that the device will not fall off easily, and this is practical New structure is compact, and design is rationally, practical.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of fixed device of central venous catheter, including adhesive tape (1), it is characterised in that: the upper surface of the adhesive tape (1) and shell The lower surface of body (2) is mutually bonded, and the upper surface of the shell (2) offers through-hole (10), the through-hole (10) and first sliding groove (6) upper surface of inner wall is connected, and the first sliding groove (6) is provided with the left side of shell (2), setting in the through-hole (10) Have support column (9), the left and right sides of the support column (9) are fixedly connected to second spring (16), the second spring (16) left end is fixedly connected with the right side of fixed link (17)；

The back side of the fixed link (17) is flexibly connected by pin shaft (18) with the front of fixed block (15), the fixed link (17) Top and first sliding groove (6) inner wall upper surface overlap, the left side of the fixed link (17) and the right end of push rod (8) are taken It connects, the left end of the push rod (8) is fixedly connected with pushing meanss (7), and the pushing meanss (7) are slidably connected at first sliding groove (6) in, the left end of the pushing meanss (7) is fixedly connected with the right side of briquetting (3), and the right side of the briquetting (3) passes through Two the first springs (4) are fixedly connected with the left side of shell (2), the first sliding groove (6) be located at two the first springs (4) it Between；

The lower surface of the support column (9) and the upper surface of support plate (13) overlap, the left and right sides of the support plate (13) It is fixedly connected to the second sliding block (12), second sliding block (12) is slidably connected in second sliding slot (11), and described second is sliding Slot (11) is provided with the left side of the first groove (14) inner wall, and first groove (14) is provided with first sliding groove (6) inner wall The lower surface of lower surface, the support plate (13) is solid by the lower surface of two third springs (19) and the first groove (14) inner wall Fixed connection.

2. the fixed device of a kind of central venous catheter according to claim 1, it is characterised in that: the support column (9) Upper surface is fixedly connected with the lower surface of cover board (5), and the cover board (5) is located at the surface of shell (2), the cover board (5) The back side is hinged by hinge (21) and the back side of shell (2), and the upper surface of the shell (2) offers the second groove (20), institute State the rear that the second groove (20) are located at the first groove (14).

3. the fixed device of a kind of central venous catheter according to claim 1, it is characterised in that: the pushing meanss (7) Including connecting rod (71), the left end of the connecting rod (71) is fixedly connected with the right side of briquetting (3), the connecting rod (71) Right end is fixedly connected with the first sliding block (72), and the right side of first sliding block (72) is fixedly connected with push rod (8), and described first Sliding block (72) is slidably connected in first sliding groove (6).

4. a kind of fixed device of central venous catheter according to claim 1, it is characterised in that: the through-hole (10) it is straight Diameter is greater than the diameter of support column (9), and the height of the first sliding groove (6) is equal to the height of the first sliding block (72).

5. the fixed device of a kind of central venous catheter according to claim 1, it is characterised in that: the length of the through-hole (10) The length less than the first groove (14) is spent, the height of the first sliding groove (6) is greater than the height of connecting rod (71).

6. the fixed device of a kind of central venous catheter according to claim 2, it is characterised in that: second groove (20) Length be greater than the first groove (14) length, the shell (2) and cover board (5) are shaped to rectangle.