CN210355537U

CN210355537U - Double-head transfusion device

Info

Publication number: CN210355537U
Application number: CN201920780749.0U
Authority: CN
Inventors: 唐露露; 姚小燕
Original assignee: Nantong First Peoples Hospital
Current assignee: Nantong First Peoples Hospital
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-21
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a double-head infusion apparatus, which comprises an infusion tube, a puncture needle and a conversion device, wherein the conversion device is arranged between the infusion tube and the puncture needle; the transfusion tube comprises a transfusion hose, a dropper and a flow rate regulator, wherein the dropper is arranged in the middle of the transfusion hose, and the flow rate regulator is arranged on the transfusion hose and is positioned below the dropper; the puncture needle comprises a needle head, a liquid inlet pipe and a vent pipe, wherein the needle head is fixedly connected with the liquid inlet pipe, and the vent pipe extends out of the liquid inlet pipe; conversion equipment includes the fixed block and rotates the movable block of being connected with the fixed block, and the fixed block bottom is provided with the liquid outlet, and the existence of transfer line and pjncture needle has guaranteed going on that venous transfusion can be smooth, and conversion equipment's existence can be convenient for switch venous transfusion, can effectively avoid appearing the phenomenon that careless operation leads to medicine to mix the taboo and take place under the circumstances such as busy green to ensure patient's treatment safety.

Description

Double-head transfusion device

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, it relates to a double-end transfusion system.

Background

The infusion apparatus is one of the conventional medical supplies, is widely used clinically, and most of the infusion apparatuses commonly used in hospitals at present are single-channel infusion apparatuses. In the actual process of infusion therapy, a patient often needs to infuse a plurality of bottles of liquid at a time, when one bottle of liquid is infused and used, medical staff needs to pull out the infusion tube inserted into the infusion bottle in time, insert the infusion tube into physiological saline for flushing, and then insert the infusion tube into another bottle of intravenous infusion bottle, so that the workload of the medical staff is increased. The existing problems are that the cleanliness of air in a configuration area is one of factors causing microbial pollution, bacteria-containing dust on the surface of an object, the ground or the surface of a human body can be dispersed into the air along with ventilation and walking, and the possibility of liquid medicine pollution is greatly increased because the bottle plug is repeatedly punctured during medicine adding, the time of an injection needle exposed in the air is prolonged. The quality of the liquid is inevitably influenced, and even the liquid is polluted; as the labor intensity of liquid preparation personnel is high, the work is monotonous, the repeatability is strong, and higher accuracy and responsibility are required, the body and mind of a nurse are in a continuous tension state, and more than 85 percent of personnel are easy to fatigue after the liquid preparation time exceeds 2.5h through investigation, so that the attention is not concentrated, and the configuration accuracy is influenced. There is therefore a need for a dual ended infusion set that addresses one or more of the problems set forth above.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims to provide a double-head infusion apparatus which has the characteristic of convenient switching.

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

a double-head infusion apparatus comprises an infusion tube, a puncture needle and a switching device, wherein the switching device is arranged between the infusion tube and the puncture needle; the infusion tube comprises an infusion hose, a dropper and a flow rate regulator, wherein the dropper is arranged in the middle of the infusion hose, and the flow rate regulator is arranged on the infusion hose and is positioned below the dropper; the puncture needle comprises a needle head, a liquid inlet pipe and a vent pipe, wherein the needle head is fixedly connected with the liquid inlet pipe, and the vent pipe extends out of the liquid inlet pipe; the conversion device comprises a fixed block and a movable block which is rotatably connected with the fixed block, and a liquid outlet is formed in the bottom of the fixed block.

Through adopting above-mentioned technical scheme, the existence of transfer line and pjncture needle has guaranteed going on that venous transfusion can be smooth, and conversion equipment's existence can be convenient for switch venous transfusion, can make medical personnel conveniently change the infusion of different medicines when the infusion, guarantees to have liquid to infuse all the way, and liquid all the way is the forbidden state, forms complete liquid route, can effectively avoid appearing careless operation under the circumstances such as busy green and lead to the phenomenon emergence of medicine compatibility taboo to ensure patient's treatment safety.

Further, a fixing frame is arranged beside the needle head, an arc-shaped clamping groove is formed in the fixing frame, and an air filter screen is arranged in the air vent pipe.

Through adopting above-mentioned technical scheme, the existence of mount can carry on spacingly to the breather pipe, and the draw-in groove blocks the breather pipe, reduces the breather pipe and colludes and trip other article influence infusion process, and airstrainer's existence can reduce the pollution of air to the liquid medicine.

Furthermore, the liquid inlet pipe is provided with a stop valve on one side close to the needle head, the stop valve is a flow stopping clamp, and a sealing plug is arranged at the joint of the needle head and the liquid inlet pipe.

Through adopting above-mentioned technical scheme, the stop valve can use when the conversion special body passageway, reduces the probability that the liquid in two infusion bottles mixes, and the existence of sealing plug can guarantee the fixed firm of syringe needle.

Furthermore, the fixed block is symmetrically provided with liquid inlets, the liquid inlets are fixedly connected with the liquid inlet pipe, and the liquid outlets are fixedly connected with the infusion hose.

By adopting the technical scheme, the fixed block is used as a bracket of the conversion device to connect the liquid inlet pipe and the infusion hose at two ends, so that the movable block can move in the fixed block conveniently.

Furthermore, be provided with on the movable block with the liquid inlet cooperation sets up leads to the liquid mouth, lead to the liquid mouth and set up for the front and back, the movable block bottom is provided with the through-hole pipe.

Through adopting above-mentioned technical scheme, the liquid access that leads to in the crisscross setting of front and back can be convenient for adjust the liquid route among the conversion equipment, the operation of being convenient for.

Further, be provided with rotatory piece on the movable block, it is provided with the swivelling chute to correspond on the fixed block, the swivelling chute extends has the groove of sliding, rotatory piece with the groove of sliding slides and is connected.

By adopting the technical scheme, the movable block can slide back and forth in the fixed block to determine which way of infusion bottle is communicated, and then the movable block is clamped by rotating the rotary block, so that the dislocation condition in the infusion process is reduced.

Drawings

Fig. 1 is a schematic view of an overall structure of a double-ended infusion apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic diagram of a partial explosion structure of the puncture needle according to an embodiment of the present invention;

fig. 4 is a schematic partial structural diagram of a conversion device according to an embodiment of the present invention.

In the figure: 1. a transfusion tube; 2. a flexible infusion tube; 3. a dropper; 4. a flow rate regulator; 5. puncturing needle; 6. a needle head; 61. a fixed mount; 611. a card slot; 7. a liquid inlet pipe; 71. a sealing plug; 72. a stop valve; 8. a breather pipe; 81. an air filter screen; 9. a conversion device; 10. a fixed block; 101. a liquid outlet; 102. a liquid inlet; 103. a rotating tank; 1031. a sliding groove; 11. a movable block; 111. a liquid through port; 112. a through-hole tube; 113. the block is rotated.

Detailed Description

Example (b):

the present invention will be described in further detail with reference to the accompanying fig. 1-4.

A double-head infusion apparatus is shown in figure 1 and comprises an infusion tube 1, a puncture needle 5 and a switching device 9, wherein the switching device 9 is fixedly arranged between the infusion tube 1 and the puncture needle 5; the transfusion tube 1 comprises a transfusion hose 2, a dropper 3 and a flow rate regulator 4, wherein the dropper 3 is arranged in the middle of the transfusion hose 2, and the flow rate regulator 4 is arranged on the transfusion hose 2 and is positioned below the dropper 3; the puncture needle 5 comprises a needle head 6, a liquid inlet pipe 7 and a vent pipe 8, wherein the needle head 6 is fixedly connected with the liquid inlet pipe 7, and the vent pipe 8 extends out of the liquid inlet pipe 7; conversion equipment 9 includes fixed block 10 and rotates the movable block 11 of being connected with fixed block 10, the existence of transfer line 1 and pjncture needle 5 has guaranteed going on that venous transfusion can be smooth, conversion equipment 9's existence can be convenient for switch venous transfusion, can make medical personnel conveniently change the infusion of different medicines when the infusion, guarantee to have liquid all the way to infuse all the time, liquid all the way is forbidden state, form complete liquid route, can effectively appear under the circumstances such as busy green careless operation and lead to the phenomenon emergence of medicine incompatibility, thereby ensure patient's treatment safety.

As shown in fig. 2, a fixing frame 61 is fixed on a liquid inlet pipe 7 at the bottom of a needle 6, the existence of the fixing frame 61 can limit a vent pipe 8, a stop valve 72 is fixedly arranged on one side of the liquid inlet pipe 7 close to the needle 6, the stop valve 72 is a stop clamp, a sealing plug 71 is sleeved at the joint of the needle 6 and the liquid inlet pipe 7, the stop valve 72 can be used when a special body passage is converted, the probability of liquid mixing in two infusion bottles is reduced, and the needle 6 can be firmly fixed due to the existence of the sealing plug 71.

As shown in FIG. 3, an arc-shaped slot 611 is formed in one end of the fixing frame 61, an air filter 81 is clamped at the top end of the air pipe 8, the air pipe 8 is clamped by the slot 611, the influence of the air pipe 8 hooking other objects on the infusion process is reduced, and the air filter 81 can reduce the pollution of air to the liquid medicine.

As shown in fig. 1 and 4, a liquid inlet 102 is symmetrically formed on a fixed block 10, the liquid inlet 102 is fixedly connected with a liquid inlet pipe 7, a liquid outlet 101 is fixedly connected with a transfusion hose 2, the fixed block 10 is used as a support of a conversion device 9 to connect the liquid inlet pipe 7 and the transfusion hose 2 at two ends, so as to facilitate the movable operation of a movable block 11 in the fixed block 10, a liquid through port 111 formed in cooperation with the liquid inlet 102 is formed on the movable block 11, the liquid through port 111 is arranged in a front-back manner, a through hole pipe 112 is fixedly connected below the liquid through port 111, the liquid through ports 111 arranged in a front-back staggered manner can facilitate the adjustment of a liquid passage in the conversion device 9, so as to facilitate the operation, a rotating block 113 is arranged on the movable block 11, a rotating groove 103 is correspondingly formed on the fixed block 10, a sliding groove 1031 extends from the rotating groove 103, the rotating block 113 is connected with the sliding groove 1031 in a sliding manner, when the, when changing the injection medicine bottle, the movable block 11 is selected to the sliding groove 1031, the sliding block is pushed inwards, and then the movable block 11 is clamped by rotating rightwards, so that the liquid passage is changed.

The working principle is as follows: before use, a medicine bottle needing transfusion is inserted into the needle 6 and hung, after a patient transfuses a bottle of liquid, the liquid inlet pipe 7 is closed by the stop valve 72, the movable block 11 is rotated clockwise to the sliding groove 1031, the sliding groove 1031 is pushed inwards to the bottom, the movable block 11 is selected clockwise again, the rotary block 113 is clamped into the rotary groove 103, and finally the stop valve 72 is opened, so that the conversion of a liquid passage is completed.

To sum up, the utility model discloses following beneficial effect has: the existence of the infusion tube and the puncture needle ensures that the venous infusion can be smoothly carried out, the existence of the conversion device can facilitate the switching of the venous infusion, medical staff can conveniently replace the infusion of different medicines during the infusion, one path of liquid is ensured to be always infused, the other path of liquid is in a forbidden state to form a complete liquid passage, and the phenomenon of medicine compatibility incompatibility caused by negligence operation under the conditions of busy green and the like can be effectively avoided, so that the treatment safety of a patient is ensured; the air filter net can reduce the pollution of air to liquid medicine; the stop valve can be used when a special body passage is converted, the probability of mixing the liquid in two infusion bottles is reduced, and the needle can be firmly fixed due to the existence of the sealing plug; the fixed block is used as a bracket of the conversion device to connect the liquid inlet pipe and the infusion hose at two ends, so that the movable block can move in the fixed block conveniently; the liquid through ports which are arranged in a staggered mode in the front and back can facilitate adjustment of liquid passages in the conversion device, and operation is facilitated; the movable block can slide back and forth in the fixed block to determine which way of infusion bottle is communicated, and then the movable block is clamped by rotation of the rotating block, so that the dislocation condition in the infusion process is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a double-end transfusion system, includes transfer line (1), pjncture needle (5) and conversion equipment (9), its characterized in that: a switching device (9) is arranged between the infusion tube (1) and the puncture needle (5);

the infusion tube (1) comprises an infusion hose (2), a dropper (3) and a flow rate regulator (4), wherein the dropper (3) is arranged in the middle of the infusion hose (2), and the flow rate regulator (4) is arranged on the infusion hose (2) and is positioned below the dropper (3);

the puncture needle (5) comprises a needle head (6), a liquid inlet pipe (7) and a vent pipe (8), the needle head (6) is fixedly connected with the liquid inlet pipe (7), and the vent pipe (8) extends out of the liquid inlet pipe (7);

the conversion device (9) comprises a fixed block (10) and a movable block (11) which is rotatably connected with the fixed block (10), and a liquid outlet (101) is formed in the bottom of the fixed block (10);

a fixing frame (61) is arranged beside the needle head (6), an arc-shaped clamping groove (611) is arranged on the fixing frame (61), and an air filter screen (81) is arranged in the air pipe (8);

the liquid inlet pipe (7) is provided with a stop valve (72) on one side close to the needle head (6), the stop valve (72) is a stop clamp, and a sealing plug (71) is arranged at the joint of the needle head (6) and the liquid inlet pipe (7).

2. The double-ended infusion set according to claim 1, wherein: the liquid inlet (102) is symmetrically arranged on the fixing block (10), the liquid inlet (102) is fixedly connected with the liquid inlet pipe (7), and the liquid outlet (101) is fixedly connected with the infusion hose (2).

3. The double-ended infusion set according to claim 2, wherein: the movable block (11) is provided with a liquid through port (111) matched with the liquid inlet (102), the liquid through port (111) is arranged front and back, and a through hole pipe (112) is arranged at the bottom of the movable block (11).

4. The double-ended infusion set according to claim 3, wherein: be provided with rotatory piece (113) on movable block (11), it is provided with rotatory groove (103) to correspond on fixed block (10), rotatory groove (103) extend and have the groove of sliding (1031), rotatory piece (113) with the groove of sliding (1031) slides and is connected.