CN210750608U

CN210750608U - Blood transfusion tube

Info

Publication number: CN210750608U
Application number: CN201921221584.XU
Authority: CN
Inventors: 梁红
Original assignee: Chongqing Bishan Peoples Hospital
Current assignee: Chongqing Bishan Peoples Hospital
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-06-16
Anticipated expiration: 2029-07-30

Abstract

The utility model is suitable for the technical field of medical equipment, and provides a blood transfusion tube, which comprises a needle head, wherein the needle head is fixedly connected with one end of a main pipeline, a flow regulator is sleeved outside the main pipeline, the other end of the main pipeline is fixedly connected with a proportioning valve, a blood transfusion branch tube and a saline branch tube are fixedly connected outside the proportioning valve, and one end of the blood transfusion branch tube is fixedly connected with a bag inserting needle; through changing original Y shape intercommunication into the ratio valve, thereby can carry out the control of ratio between saline branch pipe and the interpolation pipe, avoid directly injecting into the normal saline area with the anti allergic medicine liquid that the ratio is good, inconvenient midway change ratio, add the medicine bottle that pipe and anti allergic medicine liquid ratio were accomplished and carry out the adaptation, can directly carry out the mixture injection patient's of corresponding proportion internal with the liquid medicine that the ratio was accomplished through ratio valve and normal saline, can change the ratio of normal saline and anti allergic medicine liquid according to patient's condition at any time, be more suitable for patient's input.

Description

Blood transfusion tube

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a blood transfusion tube.

Background

A transfusion apparatus for establishing the channel between blood and vein is composed of a bottle inserting needle, an air inlet needle or hole (without air filter), a protecting cap of needle head, a Y-shaped three-way pipeline (without any air filter), a dropper (with blood filter), a pipeline, a medicine adding port (without flow regulator), an injection part (without any injection), and a 7 # intravenous needle or injection needle (without any injection).

At present, anaphylactic reaction occurs in the process of blood transfusion for a patient, after the anaphylactic reaction occurs, transfusion is stopped immediately, then normal saline is transfused instead, or antiallergic drugs are added into the normal saline, most of the antiallergic drugs in the normal saline are directly injected into the normal saline to be mixed, and then the mixture is injected into the patient, so that the whole process is complicated and troublesome, and the treatment of the patient is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a blood transfusion tube aims at solving now and all adopts the direct antiallergic agent who accomplishes the configuration to inject into normal saline into the normal saline and mix to antiallergic agent major part in to normal saline, is injecting into for the patient afterwards, and the loaded down with trivial details trouble of whole process step is unfavorable for the problem of patient's treatment.

The utility model is realized in such a way that the blood transfusion tube comprises a needle head which is fixedly connected with one end of a main pipeline, the outer side of the main pipeline is sleeved with a flow regulator, the other end of the main pipeline is fixedly connected with a proportioning valve, a blood transfusion branch pipe and a saline branch pipe are fixedly connected with the outer side of the proportioning valve, one end of the blood transfusion branch pipe is fixedly connected with a bag inserting needle, one end of the saline branch pipe is fixedly connected with a bottle inserting needle, the side of the saline branch pipe is fixedly connected with an adding pipe, the proportioning valve comprises a shell, an outer knob and an inner knob, three holes are arranged on the outer side wall of the shell and respectively communicated with the main pipeline, the blood transfusion branch pipe and the saline branch pipe, the outer knob and the inner knob are mutually connected in a rotating way and are both contained in the shell, and one end of the outer knob and one end of the inner knob are respectively blocked at the hole openings to change the hole diameter.

Preferably, the shell is in a round cake shape, is hollow inside and is communicated with the three holes in the side surface.

Preferably, the outer knob and the inner knob are composed of a ring knob and a fan-shaped blocking block, the circular knob of the inner knob is located inside the circular knob of the outer knob, and the fan-shaped blocking blocks of the outer knob and the inner knob correspond to two holes in the side face of the shell.

Preferably, the outer knob corresponds to the hole of the shell communicated with the saline branch pipe, and the inner knob corresponds to the hole of the shell communicated with the blood transfusion branch pipe.

Preferably, the brine branch pipe and the adding pipe are communicated through another proportioning valve, and the proportioning valve divides the brine branch pipe into a front section and a rear section.

Preferably, one end of the adding pipe is provided with two external connectors which are respectively a dispensing connector and a medicine adding needle.

Preferably, the blood transfusion branch pipe and the saline branch pipe are both provided with droppers, and the droppers are respectively close to one ends of the bag inserting needle and the bottle inserting needle.

Preferably, the inside of slash pocket needle is equipped with the blood filter screen, the blood filter screen is located the lower extreme of slash pocket needle.

Preferably, the pipe diameter of the main pipeline is larger than the pipe diameters of the blood transfusion branch pipe and the saline branch pipe.

Preferably, the needle head, the bag inserting needle and the bottle inserting needle are all composed of a needle body and a cap, and the cap covers the outer side of the needle body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a blood transfusion tube, through changing original Y shape intercommunication into the ratio valve, thereby can with the saline branch pipe with add the control that carries out the ratio between the pipe, avoid directly injecting into the normal saline hosepipe with the anti allergic liquid medicine that the ratio is good, inconvenient midway change ratio, add the medicine bottle that pipe and anti allergic liquid medicine ratio were accomplished and carry out the adaptation, can directly carry out the mixture injection patient's that corresponds proportion with the liquid medicine that the ratio was accomplished internal through ratio valve and normal saline, can change the ratio of normal saline and anti allergic liquid medicine according to patient's condition at any time, be more suitable for patient's input.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the proportioning valve of the present invention;

FIG. 3 is a schematic view of the inner and outer knobs of the present invention;

in the figure: 1. a needle head; 2. a main pipeline; 3. a flow regulator; 4. a proportioning valve; 41. a housing; 42. an outer knob; 43. an inner knob; 5. a blood transfusion branch pipe; 6. a bag inserting needle; 7. a brine branch pipe; 8. inserting a bottle needle; 9. adding a tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a blood transfusion tube, including syringe needle 1, the one end of 1 fixedly connected with main line 2 of syringe needle, the outside cover of main line 2 is equipped with flow regulator 3, the other end fixedly connected with ratio valve 4 of main line 2, the outside fixedly connected with blood transfusion branch pipe 5 and saline branch pipe 7 of ratio valve 4, the one end fixedly connected with of blood transfusion branch pipe 5 inserts bag needle 6, the one end fixedly connected with of saline branch pipe 7 inserts bottle needle 8, saline branch pipe 7 side fixedly connected with adds pipe 9, ratio valve 4 includes shell 41, outer knob 42 and interior knob 43, three hole has been seted up to shell 41's lateral wall and has been corresponded the intercommunication main line 2 respectively, blood transfusion branch pipe 5 and saline branch pipe 7, outer knob 42 and interior knob 43 interconnect rotate connect and all accept in the inside of shell 41, and the one end of outer knob 42 and interior knob 43 blocks respectively in above-mentioned hole mouth change aperture size.

In this embodiment, when the device is used, whether the blood transfusion tube is packed well, whether the blood transfusion tube is in the valid period, whether the type of the needle 1 is proper or not is checked, the package is opened, a bottle inserting needle 8 is inserted into a physiological saline bottle, a bag inserting needle 6 is inserted into the blood bag, an inner knob 43 in a proportioning valve 4 is rotated to block and seal a hole in a housing 41 on the side communicated with a blood transfusion branch tube 5, the blood transfusion branch tube 5 on the side communicated with the blood bag is closed, an outer knob 42 is then rotated to open a hole in the housing 41 on the side communicated with a saline branch tube 7, the saline branch tube 7 on the side communicated with the physiological saline is opened, then air is discharged, the whole needle 1 is subjected to venipuncture, then a small amount of physiological saline is injected into the body of a patient, the outer knob 42 is then rotated to block the hole in the housing 41 on the side communicated with the saline branch tube 7, the saline branch, then, the inner knob 43 is rotated to open the hole on the side of the casing 41 communicated with the branch blood transfusion tube 5, and open the blood transfusion tube on the side communicated with the blood bag, and then, the blood transfusion speed is adjusted by adjusting the flow regulator 3, after the blood transfusion is finished, the outer knob 42 is rotated to close the branch blood transfusion tube 5 on the side communicated with the blood bag, the branch saline tube 7 on the side communicated with the physiological saline is opened by rotating the inner knob 43, the flow regulator 3 is closed after the blood in the main tube 2 is flushed, and then the needle is pulled out or the next blood product bag is continuously input as above, when the anaphylactic reaction occurs in the process of blood transfusion, the outer knob 42 is rotated first, the outer knob 42 blocks the hole on the side communicated with the branch blood transfusion tube 5 in the casing 41 and seals the branch blood transfusion tube 5, then, the inner knob 43 is rotated to open the hole on the branch saline tube 7 in the casing 41, and the configured antiallergic drug is injected in the, then another proportioning valve 4 is rotated, the outer knob 42 and the inner knob 43 of the proportioning valve 4 are rotated to change the hole diameters of the holes leading to the physiological saline and the antiallergic liquid in the shell 41 to adjust, so that the physiological saline and the antiallergic liquid flowing into the shell 41 are mixed inside according to the corresponding proportion, flow into the proportioning valve 4 along the saline branch pipe 7, then flow into the main pipeline 2 and are input into the body of a patient, and the improvement is carried out on the patient.

Further, the housing 41 is shaped like a round cake, and the interior of the housing is hollow and is communicated with the three holes on the side surface.

In this embodiment, the outer casing 41 in a pie shape may be provided with holes on the outer side surface to connect the main pipeline 2, the blood transfusion branch pipe 5 and the saline branch pipe 7, and the inner knob 43 and the outer knob 42 inside the casing are convenient to rotate, so as to ensure that the holes of the outer casing 41 can be blocked by rotating the inner knob 43 and the outer knob 42, and the hole diameter of the corresponding hole is changed, thereby changing the flow rate of the two sides entering the outer casing 41 to realize the change of the ratio.

Further, the outer knob 42 and the inner knob 43 are composed of a ring knob and a fan-shaped blocking block, the circular knob of the inner knob 43 is located inside the circular knob of the outer knob 42, and the fan-shaped blocking blocks of the outer knob and the inner knob both correspond to two holes in the side surface of the shell 41.

In this embodiment, the ring knobs of the outer knob 42 and the inner knob 43 are manually screwed to drive the fan-shaped blocking blocks of the outer knob 42 and the inner knob 43 to rotate, so that the hole formed in the side surface of the housing 41 is changed in aperture, the flow rate of the two holes flowing into the housing 41 is changed, and the ratio between the two holes is further realized.

Further, the outer knob 42 is communicated with the hole of the saline branch pipe 7 corresponding to the outer shell 41, and the inner knob 43 is communicated with the hole of the blood transfusion branch pipe 5 corresponding to the outer shell 41.

In this embodiment, the opening and closing of the saline branch tube 7 is realized by blocking or leaving the hole in the housing 41 communicating with the saline branch tube 7 by rotating the outer knob 42, and the opening and closing of the blood transfusion branch tube 5 is realized by blocking or leaving the hole in the housing 41 communicating with the blood transfusion branch tube 5 by rotating the inner knob 43.

Furthermore, the brine branch pipe 7 is communicated with the adding pipe 9 through another proportioning valve 4, and the proportioning valve 4 divides the brine branch pipe 7 into a front section and a rear section.

In this embodiment, the proportioning valve 4 between the saline branch pipe 7 and the adding pipe 9 is provided, so that the antiallergic liquid to be added in the adding pipe 9 and the physiological saline in the saline branch pipe 7 can be rotated according to the corresponding proportion to rotate the inner outer knob 42 and the inner knob 43 to the hole on the side surface of the housing 41, the hole diameter is changed, and the mixed injection according to the corresponding proportion of the liquid medicine and the saline is realized.

Furthermore, one end of the adding tube 9 is provided with two external connectors, namely a dispensing head and a medicine adding needle.

In this embodiment, a dispensing head is provided at one end of the adding tube 9 for screw-fitting with the prepared antiallergic medicine bottle, so as to input the antiallergic liquid into the preparation valve 4, or to insert the antiallergic liquid into the prepared antiallergic liquid band or the liquid medicine bottle through a medicine adding needle for input.

Furthermore, the blood transfusion branch pipe 5 and the saline branch pipe 7 are respectively provided with a dropper which is respectively close to one end of the bag inserting needle 6 and one end of the bottle inserting needle 8; the inside of the bag inserting needle 6 is provided with a blood filter screen which is positioned at the lower end of the bag inserting needle 6.

In the present embodiment, the dropper is provided to control the air in the internal blood transfusion branch tube 5 and the saline branch tube 7 from entering the dropper, so as to prevent the air from entering the patient's body during blood transfusion and infusion, and the blood filter is provided inside the lower end of the bag insertion needle 6 to simply filter the blood, thereby preventing the blood from containing large clots, air bubbles, etc., and preventing the blood from being bad during infusion.

Further, the pipe diameter of the main pipeline 2 is larger than the pipe diameters of the blood transfusion branch pipe 5 and the saline branch pipe 7.

In this embodiment, the tube diameter of the main pipeline 2 is larger than the tube diameters of the blood transfusion branch pipe 5 and the saline branch pipe 7, so that the blood or the physiological saline of the blood transfusion branch pipe 5 and the saline branch pipe 7 can be respectively injected into the body of the patient for the use of the patient in cooperation with the antiallergic liquid, and the tube diameter greatly increases the flow velocity and the flow rate of the base to enable more single inputs.

Further, the needle head 1, the bag inserting needle 6 and the bottle inserting needle 8 are all composed of a needle body and a cap, and the cap covers the outer side of the needle body.

In this embodiment, the needle head 1 is inserted into the body of a patient for transporting blood to the patient, the bag inserting needle 6 is inserted into the blood bag for transporting the blood in the blood bag to the patient, the bottle inserting needle 8 is inserted into the saline bottle for the patient to inject the saline, and the cap is covered on the needle body for avoiding the needle body from contacting the surrounding environment and ensuring the cleanness and the sterility of the needle body.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a blood transfusion tube, includes syringe needle (1), syringe needle (1) fixed connection is in the one end of main line (2), the outside cover of main line (2) is equipped with flow regulator (3), the other end fixedly connected with ratio valve (4) of main line (2), the outside fixedly connected with blood transfusion branch pipe (5) and saline solution branch pipe (7) of ratio valve (4), the one end fixedly connected with of blood transfusion branch pipe (5) inserts bag needle (6), the one end fixedly connected with of saline solution branch pipe (7) inserts bottle needle (8), saline solution branch pipe (7) side fixedly connected with adds pipe (9), its characterized in that: ratio valve (4) are including shell (41), outer knob (42) and interior knob (43), the lateral wall of shell (41) has been seted up three hole and has been corresponded the intercommunication respectively main line (2), blood transfusion branch pipe (5) with salt solution branch pipe (7), outer knob (42) with interior knob (43) rotation each other is connected and all accept in the inside of shell (41), just outer knob (42) with the one end of interior knob (43) is blockked respectively in above-mentioned hole mouth and is changed the aperture size.

2. A blood delivery vessel as defined in claim 1, wherein: the shell (41) is in a round cake shape, is hollow inside and is communicated with the three holes in the side face.

3. A blood delivery vessel as defined in claim 1, wherein: the outer knob (42) and the inner knob (43) are composed of a ring knob and a fan-shaped blocking block, the circular knob of the inner knob (43) is located inside the circular knob of the outer knob (42), and the fan-shaped blocking blocks of the outer knob and the inner knob correspond to two holes in the side face of the shell (41).

4. A blood delivery vessel as defined in claim 3, wherein: the outer knob (42) corresponds the shell (41) is communicated with the hole of the saline branch pipe (7), and the inner knob (43) corresponds the shell (41) is communicated with the hole of the blood transfusion branch pipe (5).

5. A blood delivery vessel as defined in claim 1, wherein: the brine branch pipe (7) is communicated with the adding pipe (9) through the other proportioning valve (4), and the proportioning valve (4) divides the brine branch pipe (7) into a front section and a rear section.

6. A blood delivery vessel as defined in claim 1, wherein: one end of the adding pipe (9) is provided with two external joints which are respectively a dispensing head and a medicine adding needle.

7. A blood delivery vessel as defined in claim 1, wherein: the blood transfusion branch pipe (5) and the saline branch pipe (7) are respectively provided with a dropper, and the droppers are respectively close to one ends of the bag inserting needle (6) and the bottle inserting needle (8).

8. A blood delivery vessel as defined in claim 1, wherein: the inside of slash pocket needle (6) is equipped with the blood filter screen, the blood filter screen is located the lower extreme of slash pocket needle (6).

9. A blood delivery vessel as defined in claim 1, wherein: the pipe diameter of the main pipeline (2) is larger than the pipe diameters of the blood transfusion branch pipe (5) and the saline water branch pipe (7).

10. A blood delivery vessel as defined in claim 1, wherein: the needle head (1), the bag inserting needle (6) and the bottle inserting needle (8) are all composed of a needle body and a cap, and the cap covers the outer side of the needle body.