CN210813382U

CN210813382U - Special anti-pollution protection device of deep vein indwelling catheter

Info

Publication number: CN210813382U
Application number: CN201921061123.0U
Authority: CN
Inventors: 曾凡平
Original assignee: Yongchuan Hospital of Chongqing Medical University
Current assignee: Yongchuan Hospital of Chongqing Medical University
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-06-23
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a special anti-pollution protection device for deep vein indwelling catheter, which comprises an upper clamp, a lower clamp, two soft and elastic transparent outer covers and a plurality of telescopic rods which are distributed in parallel, wherein a circular transfusion tube channel is clamped on the telescopic rods, the inner diameter of the circular transfusion tube channel is smaller than the outer diameter of a transfusion device connector, a catheter channel is clamped on the lower clamp and is sleeved with an indwelling catheter connector, the inner diameter of the catheter channel is smaller than the outer diameter of the indwelling catheter connector, and the center of the catheter channel and the circle center of the circular transfusion tube channel are on the same straight line; the upper end of the transparent outer cover is fixedly connected with the upper clamp outer wall, the lower end of the transparent outer cover is fixedly connected with the lower clamp outer wall, and two sides of the two transparent outer covers are bonded through magic tapes; many the one end of telescopic link is all gone up the clamp and is dismantled the connection, and the other end can be dismantled with lower clamp and be connected, owing to go up the clamp and set firmly transparent dustcoat between the clamp down, including the hookup location protection, still be convenient for observe the inside condition, including the junction is protected by protection device, pollution abatement.

Description

Special anti-pollution protection device of deep vein indwelling catheter

Technical Field

The utility model belongs to the technical field of medical auxiliary appliances, concretely relates to special anti-pollution protection device of pipe is kept somewhere to dark vein.

Background

The deep vein indwelling catheter is mainly used for patients with severe trauma, shock, memory circulatory failure and acute renal failure critically ill, patients needing to regularly monitor central venous pressure, patients needing long-term venous nutrition and intravenous nutrition or intravenous antibiotic treatment, patients needing to input hypertonic solution or strong acid and strong alkali medicines through veins, patients under various cardiac operations of extracorporeal circulation, operations for estimating hemodynamics changes possibly occurring in the operations, and patients placing cardiac pacemakers through veins.

Particularly for patients with long-term intravenous nutrition or treatment, a positive pressure connector is usually connected with an infusion set at one end and a deep vein indwelling catheter at the other end to connect a vein delivery channel. Because the long-term use is needed, the connecting position is exposed, hands inevitably touch the connecting position, and pollutants such as bacteria, viruses and the like can contaminate the connecting position, so that the possibility that germs can enter the intravenous transmission channel exists, and the risk of iatrogenic cross infection is caused.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides a special anti-pollution protection device of dark vein indwelling catheter.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the special anti-pollution protection device for the deep vein indwelling catheter comprises an upper clamp, a lower clamp, two soft and elastic transparent outer covers and a plurality of telescopic rods which are distributed in parallel, wherein the upper clamp comprises two upper clamping blocks which are detachably connected, each upper clamping block consists of a clamping block main body and two upper connecting blocks, a semicircular notch is formed in each inner wall of each of the two clamping block main bodies, after the two upper clamping blocks are connected, the two notches are spliced to form a circular infusion tube channel, and the two upper connecting blocks are fixedly connected to two sides of the clamping block main body respectively; the lower clamp comprises two lower clamp blocks which are detachably connected, each lower clamp block consists of two lower connecting blocks and an arc bracket fixedly connected between the two lower connecting blocks, a conduit channel is formed inside the two lower clamp blocks after the two lower clamp blocks are connected, and the center of the conduit channel and the center of a circle of the circular infusion tube channel are on the same straight line; the upper end of the transparent outer cover is fixedly connected with the outer wall of the upper clamping block and distributed from one upper connecting block to the other upper connecting block of the upper clamping block, the lower end of the transparent outer cover is fixedly connected with the outer wall of the lower clamping block and distributed from one lower connecting block to the other lower connecting block of the lower clamping block, and two sides of the two transparent outer covers are bonded through magic tapes; many the equal releasable connection of one end of telescopic link is in go up on the connecting block, the other end can be dismantled and be connected on the lower connecting block.

Furthermore, magnet attracting blocks are embedded in the connecting end faces of the upper connecting blocks, and the two upper clamping blocks are connected in an adsorbing mode through the magnet attracting blocks; and magnet-attracting blocks are embedded in the connecting end surfaces of the lower connecting blocks in the lower clamp, and the lower clamping blocks are connected in an adsorption manner through the magnet-attracting blocks.

Furthermore, circular-arc inner edge platforms are fixedly connected in the semicircular notches of the two clamping block main bodies, injection pipes vertically penetrating through the inner edge platforms are installed on the inner edge platforms, a three-way pipe is fixedly connected to the lower ends of the injection pipes and connected with the surface of the circular-arc support, a plurality of side holes are formed in the side wall of the three-way pipe, and the surface of the three-way pipe is covered with disinfection cotton.

Furthermore, the two lower clamping blocks are connected with anti-falling devices which are positioned in the lower clamps, each anti-falling device comprises a semicircular connecting ring and connecting bands fixedly connected with two sides of the corresponding connecting ring, each connecting ring comprises a middle section, a spring section and a connecting section, the middle sections are arc-shaped, the two sides of each middle section are respectively connected with one spring section, the tail end of each spring section is further fixedly connected with one connecting section, and each connecting section is provided with a locking piece to fix the two semicircular connecting rings, so that a circular restraining ring with the diameter smaller than the outer diameter of the indwelling catheter joint is formed; the two connecting belts are respectively positioned at two sides of the middle section, one end of each connecting belt is fixedly connected with the outer wall of the middle section, and the other end of each connecting belt is fixedly connected with the inner wall of the lower connecting block.

Furthermore, the locking piece includes the card axle of rigid coupling on the linkage segment terminal surface of one of them connecting ring to and set up the card hole on the linkage segment terminal surface of another connecting ring, the joint has the card axle in the card.

To sum up, the beneficial effects of the utility model are that: a positive pressure joint, an infusion apparatus joint and an indwelling catheter joint which are in a connected state are arranged between the upper clamping block and the lower clamping block, and an infusion tube is sleeved at a circular infusion tube channel formed by connecting the two upper clamping blocks, and the inner diameter of the circular infusion tube channel is smaller than the outer diameter of the infusion apparatus joint, so that the infusion tube can move in the circular infusion tube channel but cannot fall off; it is also desirable to maintain the duct channel formed by the two lower clamping blocks connected together as a connecting tube that nests the rear end of the indwelling duct adapter. Because the transparent outer cover is fixedly arranged between the upper clamp and the lower clamp, the connecting position can be protected inside, and the internal condition can be observed conveniently. Therefore, the condition that the joint is touched by hands is avoided, and the pollution is reduced. The two transparent outer covers are bonded by the magic tapes, so that the two transparent outer covers are convenient to disassemble. The telescopic link is stretched, the length of the protected section of the joint can be adjusted, the joint with a longer distance is sleeved in the protection device, the probability that bacteria enter from the joint is reduced, and the antibacterial effect is promoted.

Drawings

Fig. 1 is a schematic structural view of the special anti-pollution protection device for the deep vein indwelling catheter provided by the utility model.

Fig. 2 is a partially enlarged view of fig. 1.

Fig. 3 is a schematic perspective view of the connection portion of the upper clamping block in fig. 1.

In the figure, 100-upper clamp, 110-upper clamp block, 111-clamp block main body, 112-upper connecting block, 1120-magnet-attracting block, 120-circular transfusion tube channel, 130-inner edge table, 200-lower clamp, 210-lower clamp block, 211-circular arc bracket, 212-lower connecting block, 220-catheter channel, 300-transparent outer cover, 400-telescopic rod, 500-injection tube, 510-three-way tube, 600-anti-drop device, 610-connecting ring, 611-middle section, 612-spring section, 613-connecting section and 620-connecting belt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

As shown in fig. 1, the utility model provides a special anti-pollution protection device for deep vein indwelling catheter, which comprises an upper clamp 100, a lower clamp 200, two soft elastic transparent outer covers 300 and a plurality of parallel telescopic rods 400. The upper clamp 100 comprises two upper clamping blocks 110 which are detachably connected, and the upper clamping blocks 110 are composed of a clamping block main body 111 and two upper connecting blocks 112. The inner walls of the two clamping block main bodies 111 are respectively provided with a semicircular notch, after the two upper clamping blocks 110 are connected, the two notches are spliced to form a circular infusion tube channel 120, and the inner diameter of the circular infusion tube channel 120 is smaller than the outer diameter of an infusion apparatus connector. The two upper connecting blocks 112 are respectively and fixedly connected to two sides of the clamping block main body 111. The lower clamp 200 comprises two lower clamp blocks 210 detachably connected, and each lower clamp block 210 is composed of two lower connecting blocks 212 and an arc bracket 211 fixedly connected between the lower connecting blocks 212. After the two lower clamping blocks 210 are connected, a catheter channel 220 is formed inside, the inner diameter of the catheter channel 220 is smaller than the outer diameter of the indwelling catheter joint, and the center of the catheter channel 220 and the center of the circular infusion tube channel 120 are on the same straight line. The upper end of the transparent outer cover 300 is fixedly connected to the outer wall of the upper clamping block 110 and is distributed along one upper connecting block 112 of the upper clamping block 110 to the other upper connecting block 112. The lower end of the transparent outer cover 300 is fixedly connected with the outer wall of the lower clamping block 210 and is distributed along one lower connecting block 212 of the lower clamping block 210 to the other lower connecting block 212, and two sides of the transparent outer cover 300 are adhered through magic tapes. A plurality of telescopic rods 400 are detachably connected to the upper connecting block 112 at one end and the lower connecting block 212 at the other end.

By adopting the structure, the positive pressure joint, the infusion apparatus joint and the joint of the indwelling catheter which are in a connected state are arranged between the upper clamping block 110 and the lower clamping block 210, and the infusion tube is sleeved in the circular infusion tube channel 120 formed by connecting the two upper clamping blocks 110, and the infusion tube can move in the circular infusion tube channel 120 but cannot fall off because the inner diameter of the circular infusion tube channel 120 is smaller than the outer diameter of the infusion apparatus joint; it is also required that the catheter channel 220 formed by connecting the two lower clamping blocks 210 is maintained to serve as a connecting tube for sheathing the rear end of the indwelling catheter hub. Since the transparent cover 300 is fixedly arranged between the upper clamp 100 and the lower clamp 200, the connecting position can be protected inside, and the internal situation can be observed conveniently. Therefore, the condition that the joint is touched by hands is avoided, and the pollution is reduced. Adopt magic subsides to bond between two transparent dustcoats 300, convenient partition. Stretching telescopic link 400, can also adjusting the length of junction by the protection section, there is the junction of longer distance by the suit in this protection device, there is the bacterium to reduce from the probability that the junction got into, helps promoting the fungi-proofing effect.

As an alternative embodiment, as shown in fig. 3, a magnet attracting block 1120 is embedded in each connecting end surface of the upper connecting block 112, and the two upper clamping blocks 110 are connected by the magnet attracting block 1120 in an attracting manner. Magnet attracting blocks 1120 are embedded in the connecting end faces of the lower connecting blocks 212 in the lower clamp 200, and the two lower clamping blocks 210 are connected in an adsorption mode through the magnet attracting blocks 1120. The two upper clamping blocks 110 and the two lower clamping blocks 210 which are connected in a magnet adsorption mode can be mounted or dismounted more quickly and used more conveniently.

Arc-shaped inner edge platforms 130 are fixedly connected in the semicircular notches of the two clamping block main bodies 111, injection pipes 500 vertically penetrating through the inner edge platforms 130 are mounted on the inner edge platforms 130, and three-way pipes 510 are fixedly connected to the lower ends of the injection pipes 500 and connected with the surfaces of the arc supports 211. The lateral wall of the tee 510 is provided with a plurality of side holes (not shown), and the surface of the tee 510 is covered with sterilized cotton (not shown). After long-time protection, can utilize injection tube 500 to pour into the iodophor antiseptic solution into, liquid flows out through the side opening on the lateral wall of three-way pipe 510 to soak the aseptic cotton of adhering to on the surface of the outer wall of pipe, then because the transparent dustcoat 300 that covers the junction is soft and easily observe the internal conditions, can hand-hold the tee bend 510 of cliping in transparent dustcoat 300 outside, the moist aseptic cotton of operation wipes the surface of junction, further prevents the bacterium and produces, avoids cross infection.

As shown in fig. 1 and 2, two lower clamping blocks 210 are connected with an anti-dropping device 600 inside the lower clamp 200, and the anti-dropping device 600 includes a semicircular connecting ring 610 and a connecting band 620 fixedly connected to two sides of the connecting ring 610. The connecting ring 610 is composed of a middle section 611, spring sections 612 and connecting sections 613, the middle section 611 is arc-shaped, the two sides of the middle section 611 are respectively connected with one spring section 612, the tail end of each spring section 612 is fixedly connected with one connecting section 613, and the connecting section 613 is provided with a locking piece (not shown) to fix the two semicircular connecting rings 610, so that a circular restraining ring with the diameter smaller than the outer diameter of the indwelling catheter connector is formed. The two connecting bands 620 are respectively positioned at two sides of the middle section 611, one end of each connecting band 620 is fixedly connected with the outer wall of the middle section 611, and the other end of each connecting band 620 is fixedly connected with the inner wall of the lower connecting block 212. The connecting pipe that will keep somewhere pipe joint rear end and connect is fixed in circular restraint circle, and spring section 612 has elasticity, the flexibility is better, can not block the unblocked of transfer passage of connecting pipe, and the inside pipe passageway 220 that forms of restraint circle diameter ratio two lower clips 200 pieces after connecting is little, after installing this protection device in other words, have to keep somewhere under the pipe joint restriction condition of not falling, the connecting pipe of restraint circle restriction and pipe joint connection in addition, strengthen the anticreep effect once more, even powerful tractive, the slippage condition also is difficult to appear, it is anti-pollution to last stable the protecting.

The locking piece includes the card axle of rigid coupling on the linkage segment 613 terminal surface of one of them connecting ring 610 to and set up the card hole on the linkage segment 613 terminal surface of another connecting ring 610, the joint has the card axle in the card, easy dismounting, convenient to use.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The utility model provides a special anti-pollution protection device of deep vein indwelling catheter which characterized in that: the telescopic infusion device comprises an upper clamp, a lower clamp, two soft and elastic transparent outer covers and a plurality of telescopic rods which are distributed in parallel, wherein the upper clamp comprises two upper clamping blocks which are detachably connected, each upper clamping block consists of a clamping block main body and two upper connecting blocks, the inner walls of the two clamping block main bodies are respectively provided with a semicircular notch, after the two upper clamping blocks are connected, the two notches are spliced to form a circular infusion tube channel, and the two upper connecting blocks are fixedly connected to the two sides of the clamping block main body respectively; the lower clamp comprises two lower clamp blocks which are detachably connected, each lower clamp block consists of two lower connecting blocks and an arc bracket fixedly connected between the two lower connecting blocks, a conduit channel is formed inside the two lower clamp blocks after the two lower clamp blocks are connected, and the center of the conduit channel and the center of a circle of the circular infusion tube channel are on the same straight line; the upper end of the transparent outer cover is fixedly connected with the outer wall of the upper clamping block and distributed from one upper connecting block to the other upper connecting block of the upper clamping block, the lower end of the transparent outer cover is fixedly connected with the outer wall of the lower clamping block and distributed from one lower connecting block to the other lower connecting block of the lower clamping block, and two sides of the two transparent outer covers are bonded through magic tapes; many the equal releasable connection of one end of telescopic link is in go up on the connecting block, the other end can be dismantled and be connected on the lower connecting block.

2. The special anti-pollution protection device for the deep vein indwelling catheter according to claim 1, wherein: the connection end surfaces of the upper connection blocks are embedded with magnet attracting blocks, and the two upper clamping blocks are connected in an adsorption manner through the magnet attracting blocks; and magnet-attracting blocks are embedded in the connecting end surfaces of the lower connecting blocks in the lower clamp, and the lower clamping blocks are connected in an adsorption manner through the magnet-attracting blocks.

3. The special anti-pollution protection device for the deep vein indwelling catheter according to claim 1, wherein: the two clamp block main bodies are fixedly connected with arc-shaped inner edge platforms in the semicircular notches, the inner edge platforms are respectively provided with an injection pipe which vertically penetrates through the inner edge platforms, the lower ends of the injection pipes are fixedly connected with a three-way pipe and connected with the surface of the arc support, the side wall of the three-way pipe is provided with a plurality of side holes, and the surface of the three-way pipe is covered with sterilized cotton.

4. The special anti-pollution protection device for the deep vein indwelling catheter according to claim 1, wherein: the two lower clamping blocks are connected with anti-falling devices which are positioned in the lower clamps, each anti-falling device comprises a semicircular connecting ring and a connecting band fixedly connected with two sides of the corresponding connecting ring, each connecting ring comprises a middle section, a spring section and a connecting section, each middle section is arc-shaped, the two sides of each middle section are respectively connected with one spring section, the tail end of each spring section is fixedly connected with one connecting section, and each connecting section is provided with a locking piece to fix the two semicircular connecting rings, so that a circular restraining ring with the diameter smaller than the outer diameter of an indwelling catheter joint is formed; the two connecting belts are respectively positioned at two sides of the middle section, one end of each connecting belt is fixedly connected with the outer wall of the middle section, and the other end of each connecting belt is fixedly connected with the inner wall of the lower connecting block.

5. The special anti-pollution protection device for the deep vein indwelling catheter according to claim 4, wherein: the locking piece includes the card axle of rigid coupling on the linkage segment terminal surface of one of them connecting ring to and set up the card hole on the linkage segment terminal surface of another connecting ring, the joint has the card axle in the card.