CN211244932U - Central venous catheterization fixing device - Google Patents
Central venous catheterization fixing device Download PDFInfo
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- CN211244932U CN211244932U CN201922306397.8U CN201922306397U CN211244932U CN 211244932 U CN211244932 U CN 211244932U CN 201922306397 U CN201922306397 U CN 201922306397U CN 211244932 U CN211244932 U CN 211244932U
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Abstract
A central vein catheterization fixing device effectively solves the problems of large workload and low working efficiency when fixing a central vein catheterization; the fixing device comprises a fixing block in the front-back direction, wherein first placing grooves which are axially and longitudinally communicated are respectively formed in the left side and the right side of the upper surface of the fixing block, a sliding block in the front-back direction is connected to the upper end surface of the fixing block in a sliding manner, second placing grooves which are coaxial with the first placing grooves in the corresponding sides of the sliding block and are longitudinally communicated are respectively formed in the left side and the right side of the lower surface of the sliding block, a sliding groove which is vertically communicated is formed in the upper surface of the sliding block, a pressing block is connected in the sliding manner, semicircular grooves which are coaxial with the first placing grooves in the corresponding sides; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.
Description
Technical Field
The utility model relates to an extracardiac intensive care technique field, concretely relates to central vein catheterization fixing device.
Background
The central venous catheter belongs to one of intravascular tubes, is placed in a great vein, is mainly used for measuring central venous pressure, hemodialysis, tumor chemotherapy and the like, establishes a good transfusion channel for severe patients and avoids the pain of repeated puncture.
At present, when using central vein to put the pipe and carry out hemodialysis or medicine injection, central vein puts the pipe and wraps up fixedly with hemodialysis pipeline or injection line's connector through aseptic gauze and medical sticky tape, prevent that patient's sweat or body fluid etc. from causing the pollution to the connector of pipeline, but the patient need carry out hemodialysis or when injecting the medicine at every turn, all need open aseptic gauze, accomplish hemodialysis or after the injection, again wrap up fixedly to the pipeline joint, work load is big in the operation process, medical staff's work efficiency has been reduced.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming the defects of the prior art, the utility model aims to provide a central vein catheterization fixing device, the effectual problem of work load is big and work efficiency is low when having solved fixed central vein catheterization.
The technical scheme of its solution is, the utility model discloses a fixed block of fore-and-aft direction, the first standing groove that link up around axial and around and is seted up respectively to the left and right sides of fixed block upper surface, fixed block up end sliding connection has the slider of fore-and-aft direction, the second standing groove that link up around coaxial and rather than the first standing groove that corresponds the side is seted up respectively to the left and right sides of slider lower surface, the spout that link up about the slider upper surface is seted up, sliding connection has the briquetting in the spout, the coaxial half slot of first standing groove rather than corresponding the side is seted up respectively to the left and right sides of briquetting lower surface, the fixed block left and right sides is equipped with.
Compared with the prior art, the beneficial effects of the utility model are that: inside the pipeline connects and is located this device, has avoided patient's sweat or other body fluids to pollute the pipeline and connects, when carrying out hemodialysis, medicine injection or pipeline change, need not use aseptic gauze and medical sticky tape to fix repeatedly, the connection situation that is convenient for observe the pipeline and connects, very big reduction medical staff's work load, alleviateed operating personnel's burden, improved work efficiency, this simple structure, convenient operation conceives the novelty, the practicality is strong.
Drawings
Fig. 1 is an isometric view of the present invention.
Figure 2 is the utility model discloses a dissect right side and look the axonometric drawing.
Figure 3 is the utility model discloses a cut main visual axis mapping.
Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.
Fig. 5 is an enlarged view of B in fig. 2 according to the present invention.
Fig. 6 is an enlarged view of C in fig. 2 according to the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
The fixing block comprises a fixing block 1 in the front-back direction, first placing grooves 2 which are axially and longitudinally communicated are respectively arranged on the left side and the right side of the upper surface of the fixing block 1, a sliding block 4 in the front-back direction is connected to the upper end surface of the fixing block 1 in a sliding manner, second placing grooves 5 which are coaxial and longitudinally communicated with the first placing grooves 2 on the corresponding side are respectively arranged on the left side and the right side of the lower surface of the sliding block 4, sliding grooves 6 which are vertically communicated are arranged on the upper surface of the sliding block 4, pressing blocks 7 are connected in the sliding grooves 6 in a sliding manner, semicircular grooves 8 which are coaxial with the first placing grooves 2 on the corresponding side are respectively arranged on the left side and the right side of the lower surface of the.
In order to prevent the slider 4 from shaking leftwards and rightwards during sliding, the left side and the right side of the upper surface of the fixing block 1 are respectively provided with a front-back direction and inverted-T-shaped limiting groove 10, the two limiting grooves 10 are respectively connected with front-back direction and inverted-T-shaped limiting sliding strips 11 in a sliding manner, and the upper ends of the two limiting sliding strips 11 are respectively fixedly connected with the slider 4.
In order to limit the sliding block 4, the lower side walls of the two limiting grooves 10 are respectively provided with a groove 12 located at the rear side thereof, the lower end surfaces of the two limiting sliding strips 11 are respectively provided with a sliding groove 13 located at the rear side thereof, the upper side walls of the two sliding grooves 13 are respectively connected with an insertion block 15 which can be inserted into the groove 12 at the corresponding side thereof through a first spring 14, and the lower end surfaces of the two insertion blocks 15 are convex spherical surfaces.
In order to reset the pressing block 7, the left side and the right side of the front side wall of the sliding chute 6 are respectively provided with a reset groove 16 in the up-down direction, the two reset grooves 16 are respectively internally provided with a first sliding shaft 17 in the up-down axial direction, the two first sliding shafts 17 are respectively connected with a reset slider 18 in a sliding manner, the two first sliding shafts 17 are respectively sleeved with a second spring 19 positioned between the reset slider 18 on the corresponding side and the lower side wall of the reset groove 16, and the rear ends of the two reset sliders 18 are respectively fixedly connected with the pressing block 7.
In order to limit the pressing block 7, the upper surface of the fixing block 1 is provided with a square groove 3 in the front-back direction, the left side and the right side of the rear surface of the pressing block 7 are respectively provided with clamping grooves 20 in the front-back direction, the bottom surfaces of the two clamping grooves 20 are respectively connected with clamping blocks 22 through third springs 21, the rear ends of the two clamping blocks 22 can respectively extend into the square groove 3, and the upper end surfaces of the two clamping blocks 22 can respectively contact with the lower surface of the sliding block 4.
In order to reset the fixture block 22, the left side and the right side of the upper surface of the slider 4 are respectively provided with a through groove 23 in the up-down direction, two through grooves 23 are respectively provided with a second sliding shaft 24 in the front-back axial direction, the two second sliding shafts 24 are respectively connected with a push rod 25 which is provided with a forward opening and is in an L shape in a sliding manner, the upper surfaces of the two push rods 25 are respectively contacted with the lower surface of the slider 4, the two second sliding shafts 24 are respectively sleeved with a fourth spring 26 which is positioned between the through groove 23 on the corresponding side and the push rod 25, and the front end surfaces of the two push rods 25 can be respectively contacted with the rear end surface of.
In order to facilitate pushing the push rods 25, the upper surface of the slide block 4 is slidably connected with push blocks 27 in the left-right direction, and the upper ends of the two push rods 25 are fixedly connected with the push blocks 27 respectively.
In order to fix the device conveniently, the free end of the left fixing band 9 is provided with a magic female sticker 28, and the free end of the right fixing band 9 is provided with a magic sub sticker 29.
When the utility model is used, the sliding block 4 is pulled forwards, the lower end faces of the two insertion blocks 15 are respectively extruded, the two insertion blocks 15 respectively extrude the first springs 14 on the corresponding sides, and when the two insertion blocks 15 respectively and completely withdraw from the grooves 12 on the corresponding sides, the sliding block 4 can slide forwards;
when the two limiting slide bars 11 are completely withdrawn from the limiting grooves 10 on the corresponding sides, the slide block 4 can be taken down, after the central venous indwelling catheter is connected with a hemodialysis catheter or an injection catheter, the pipeline joint is placed in the first placing groove 2, the inner edge surface of the first placing groove 2 is attached to the pipeline joint, the sliding block 4 is placed in front of the fixing block 1, the two limiting sliding strips 11 are respectively aligned to the limiting grooves 10 on the corresponding sides of the fixing block, the sliding block 4 is pushed backwards, the sliding block 4 drives the two limiting sliding strips 11 to move backwards, when the rear end surfaces of the two limiting slide bars 11 are respectively contacted with the rear side walls of the limiting grooves 10 on the corresponding sides, the two insertion blocks 15 move downwards under the action of the first springs 14 on the corresponding sides of the two insertion blocks respectively, the two insertion blocks 15 are inserted into the grooves 12 on the corresponding sides of the two insertion blocks respectively, at the moment, the inner edge surface of the second placing groove 5 is attached to the pipeline joint, and the fixing block 1 cannot move back and forth freely;
the pressing block 7 is pushed downwards, the pressing block 7 drives the two reset sliding blocks 18 to move downwards, the two reset sliding blocks 18 respectively extrude second springs 19 on corresponding sides of the two reset sliding blocks, when the lower surfaces of the two clamping blocks 22 are flush with the lower surface of the sliding block 4, the two clamping blocks 22 respectively move backwards under the action of third springs 21 on corresponding sides of the two clamping blocks, at the moment, the pressing block 7 cannot move upwards, and the inner edge surface of the semicircular groove 8 is in contact with a pipeline joint;
when the hemodialysis tube or the injection tube needs to be replaced, the push block 27 is pushed forward, the push block 27 drives the two push rods 25 to move forward, the two push rods 25 respectively stretch the fourth springs 26 on the corresponding sides, when the front end surfaces of the two push rods 25 are respectively contacted with the rear end surfaces of the fixture blocks 22 on the corresponding sides, the two push rods 25 respectively drive the fixture blocks 22 on the corresponding sides to move forward, the two fixture blocks 22 respectively press the fourth springs 26 on the corresponding sides, when the front end surfaces of the push rods 25 are flush with the rear side walls of the sliding chutes 6, the two fixture blocks 22 respectively and completely return into the clamping grooves 20 on the corresponding sides, the two reset sliders 18 respectively drive the press block 7 to move upward under the action of the second springs 19 on the corresponding sides, when the upper end surfaces of the two reset sliders 18 are respectively contacted with the upper side walls of the reset sliding chutes 6 on the corresponding sides, the press block 7 moves upward to a limit position, and the push block 27 is released, the two push rods 25 are respectively reset under the action of fourth springs 26 on the corresponding sides;
after the pressing block 7 is reset, the sliding block 4 can be taken down according to the steps, and after the pipeline is replaced, the pipeline joint is pressed and fixed according to the steps.
The utility model discloses a fixed block 1, slider 4 and briquetting 7 can adopt transparent material to make to observe the connection situation that the pipeline connects.
Compared with the prior art, the beneficial effects of the utility model are that: inside the pipeline connects and is located this device, has avoided patient's sweat or other body fluids to pollute the pipeline and connects, when carrying out hemodialysis, medicine injection or pipeline change, need not use aseptic gauze and medical sticky tape to fix repeatedly, the connection situation that is convenient for observe the pipeline and connects, very big reduction medical staff's work load, alleviateed operating personnel's burden, improved work efficiency, this simple structure, convenient operation conceives the novelty, the practicality is strong.
Claims (8)
1. The utility model provides a central vein catheterization fixing device, fixed block (1) including the fore-and-aft direction, a serial communication port, first standing groove (2) that the front and back axial and front and back link up are seted up respectively to the left and right sides of fixed block (1) upper surface, fixed block (1) up end sliding connection has slider (4) of fore-and-aft direction, second standing groove (5) coaxial and the front and back link up of first standing groove (2) rather than corresponding side are seted up respectively to the left and right sides of slider (4) lower surface, spout (6) that link up from top to bottom are seted up to slider (4) upper surface, sliding connection has briquetting (7) in spout (6), semicircular groove (8) coaxial rather than first standing groove (2) that correspond the side are seted up respectively to the left and right sides of briquetting (7) lower surface, fixed block (1) left and right.
2. The central venous catheterization fixing device of claim 1, characterized in that the left and right sides of the upper surface of the fixing block (1) are respectively provided with a front-back direction and inverted-T-shaped limiting groove (10), a front-back direction and inverted-T-shaped limiting slide bar (11) is respectively connected in the two limiting grooves (10) in a sliding manner, and the upper ends of the two limiting slide bars (11) are respectively fixedly connected with the slide block (4).
3. The central venous catheter fixing device according to claim 2, characterized in that the lower side walls of the two limiting grooves (10) are respectively provided with a groove (12) at the rear side thereof, the lower end surfaces of the two limiting sliding strips (11) are respectively provided with a sliding groove (13) at the rear side thereof, the upper side walls of the two sliding grooves (13) are respectively connected with an insert (15) which can be inserted into the groove (12) at the corresponding side thereof through a first spring (14), and the lower end surfaces of the two inserts (15) are both convex spherical surfaces.
4. The central venous indwelling catheter fixing device according to claim 1, wherein the left and right sides of the front side wall of the sliding chute (6) are respectively provided with a reset groove (16) in the up-down direction, the two reset grooves (16) are respectively provided with a first slide shaft (17) in the up-down axial direction, the two first slide shafts (17) are respectively connected with a reset slider (18) in a sliding manner, the two first slide shafts (17) are respectively sleeved with a second spring (19) between the reset slider (18) positioned on the corresponding side and the lower side wall of the reset groove (16), and the rear ends of the two reset sliders (18) are respectively fixedly connected with the pressing block (7).
5. The central venous catheterization fixing device of claim 1, wherein the upper surface of the fixing block (1) is provided with a square groove (3) in the front-back direction, the left side and the right side of the rear surface of the pressing block (7) are respectively provided with clamping grooves (20) in the front-back direction, the bottom surfaces of the two clamping grooves (20) are respectively connected with clamping blocks (22) through third springs (21), the rear ends of the two clamping blocks (22) can respectively extend into the square groove (3), and the upper end surfaces of the two clamping blocks (22) can respectively contact with the lower surface of the sliding block (4).
6. The central venous indwelling catheter fixing device according to claim 1, wherein the left and right sides of the upper surface of the slider (4) are respectively provided with a through groove (23) in the vertical direction, the two through grooves (23) are respectively provided with a second sliding shaft (24) in the front-back axial direction, the two second sliding shafts (24) are respectively connected with a push rod (25) with a forward opening and an L shape in a sliding manner, the upper surfaces of the two push rods (25) are respectively contacted with the lower surface of the slider (4), the two second sliding shafts (24) are respectively sleeved with a fourth spring (26) between the through groove (23) and the push rod (25) on the corresponding side, and the front end surfaces of the two push rods (25) can be respectively contacted with the rear end surfaces of the clamping blocks (22) on the corresponding side.
7. The central venous catheterization fixing device of claim 1, characterized in that the upper surface of the sliding block (4) is connected with a left-right push block (27) in a sliding manner, and the upper ends of the two push rods (25) are respectively fixedly connected with the push block (27).
8. The central venous catheterization fixing device of claim 1, characterized in that the free end of the left fixing strap (9) is provided with a female magic tape (28), and the free end of the right fixing strap (9) is provided with a male magic tape (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922306397.8U CN211244932U (en) | 2019-12-20 | 2019-12-20 | Central venous catheterization fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922306397.8U CN211244932U (en) | 2019-12-20 | 2019-12-20 | Central venous catheterization fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211244932U true CN211244932U (en) | 2020-08-14 |
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ID=71952380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922306397.8U Expired - Fee Related CN211244932U (en) | 2019-12-20 | 2019-12-20 | Central venous catheterization fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211244932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245768A (en) * | 2020-10-23 | 2021-01-22 | 重庆大学附属肿瘤医院 | Vein puncture catheterization protection device |
-
2019
- 2019-12-20 CN CN201922306397.8U patent/CN211244932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245768A (en) * | 2020-10-23 | 2021-01-22 | 重庆大学附属肿瘤医院 | Vein puncture catheterization protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 Termination date: 20211220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |