CN218870964U - Knob formula marrow cavity infusion analgesia subassembly - Google Patents

Abstract

The utility model discloses a knob type bone marrow cavity infusion analgesic assembly, which comprises a three-way extension tube (1), and one end of the three-way extension tube (1) is provided with a socket connection tube (2) connected with an infusion set , the other end of the three-way extension tube (1) is provided with a bone marrow cavity puncture needle (3), the middle part of the three-way extension tube (1) is provided with a liquid medicine bottle holder (4), and the liquid medicine bottle holder (4) is provided with a There is a sealed bottle (5) with a rubber stopper, one end of the liquid medicine bottle holder (4) is connected with a thrust piece (6), and one end of the thrust piece (6) conflicts with the rubber stopper of the sealed bottle (5), and the liquid medicine The other end of the bottle holder (4) is provided with a plastic steel needle (7), and the liquid outlet of the plastic steel needle (7) is arranged in the three-way extension pipe (1). The utility model can give medicines and injections to patients in time, improve the timeliness of rescue, and avoid the risk of treatment delay.

Description

Knob type bone marrow cavity infusion analgesic component

technical field

The utility model relates to the field of medical equipment, in particular to a knob type bone marrow cavity infusion analgesic assembly.

Background technique

For patients with clinical intraosseous cavity infusion, pain complications during the infusion process are common. Lidocaine administration under the guidance of the existing analgesic program requires temporary extraction, and the infusion line needs to be disconnected for bolus injection during analgesic administration. , It is easy to affect the timeliness of rescue of critically ill patients, and there is a risk of treatment delay. Secondly, after the injection of the drug solution, connect the infusion set again for infusion, so that the drug solution can be washed out quickly and flow downstream to the circulation, and only accumulate locally for a short time, and the maintenance time after the onset of effect is short, which increases the possibility of repeated administration and affects the efficacy The patient's pain cannot be well relieved.

Utility model content

The purpose of the utility model is to provide a knob type bone marrow cavity infusion analgesic assembly. The utility model can give medicines and injections to patients in time, improve the timeliness of rescue, and avoid the risk of treatment delay.

The technical scheme of the utility model: a knob-type bone marrow cavity infusion analgesic assembly, including a three-way extension tube, one end of the three-way extension tube is provided with a socket connection tube connected to the infusion set, and the other One end is provided with a screw connection port connected with the bone marrow cavity puncture needle, the middle part of the three-way extension tube is provided with a liquid medicine bottle holder, and a sealed bottle with a rubber stopper is arranged inside the liquid medicine bottle holder, and one end of the liquid medicine bottle holder is connected to There is a thrust piece, one end of the thrust piece conflicts with the rubber plug of the sealed bottle, the other end of the liquid medicine bottle holder is provided with a plastic steel needle, and the liquid outlet of the plastic steel needle is arranged in the three-way extension tube.

In the above-mentioned knob type bone marrow cavity infusion analgesic assembly, the side part of the liquid medicine bottle holder is provided with a capacity scale, and the side part of the medicine liquid bottle holder is a transparent structure.

In the aforementioned knob-type bone marrow cavity infusion analgesic assembly, the thrust member includes a main body connected with the liquid medicine bottle holder, a fixed block is arranged inside the main body, and a piston push rod is threaded inside the fixed block, and one end of the piston push rod is provided with a There is a piston top block, the piston top block conflicts with the rubber plug of the sealed bottle, the other end of the piston push rod is provided with an injection push button, and one end of the injection push button is provided with a protection tube, which is arranged in the main body.

In the aforementioned knob-type intraosseous infusion analgesic assembly, the protective tube is provided with a dose scale, and the protective tube is provided with a dose window.

In the aforementioned knob-type bone marrow cavity infusion analgesic assembly, the end of the liquid medicine bottle holder close to the plastic steel needle is connected to the middle part of the three-way extension tube through threads.

Compared with the prior art, the utility model has the following advantages:

1. In the present utility model, the socket connection tube is connected with the infusion set, and a bone marrow cavity puncture needle is installed on the spiral interface at the other end of the three-way extension tube. Put the sealed bottle into the liquid medicine bottle holder, and then connect the thrust piece with the liquid medicine bottle holder. When the patient feels pain, rotate one end of the thrust piece, and the movable end of the thrust piece will rotate and push the rubber plug in the sealed bottle Move, the liquid medicine flows out from the plastic steel needle, and flows into the three-way extension tube, and finally enters the patient's body through the bone marrow cavity puncture needle; by installing the drug delivery component on the infusion set, the trouble of disconnecting the infusion line is avoided , The pain-relieving liquid can be injected into the patient's body in time, improving the timeliness of rescue and avoiding the risk of treatment delay.

2. The side of the liquid medicine bottle holder is provided with a capacity scale, and the side of the liquid medicine bottle holder is a transparent structure, so that medical staff can clearly observe the amount of liquid medicine injected.

3. The end of the liquid medicine bottle holder and close to the plastic steel needle is connected to the middle part of the three-way extension pipe through threads, which facilitates the disassembly and installation of components.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the schematic diagram of dosage scale;

Fig. 3 is the schematic diagram of fixed block;

Fig. 4 is the schematic diagram of piston top block;

Explanation of the marks in the attached drawings: 1-tee extension tube, 2-socket connection pipe, 3-screw connection port, 4-medicine bottle holder, 5-sealed bottle, 6-thrust piece, 7-plastic steel needle, 8- Capacity scale, 9-main body, 10-fixed block, 11-piston push rod, 12-piston top block, 13-protective tube, 14-dosage scale, 15-dosage window, 16-injection push button.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and embodiments, but not as a basis for limiting the utility model.

Embodiment: A knob-type bone marrow cavity infusion analgesic assembly, including a three-way extension tube 1, as shown in accompanying drawings 1 to 4, one end of the three-way extension tube 1 is provided with a socket connected to an infusion set Connecting tube 2, the other end of the three-way extension tube 1 is provided with a helical connection port 3 connected to the bone marrow cavity puncture needle, and one end of the bone marrow cavity puncture needle is a fixed collar with an internal thread, which is threaded and connected to the helix of the three-way extension tube. On the interface, after the bone marrow puncture needle is set, the bone marrow puncture needle is perpendicular to the three-way extension tube, and the middle part of the three-way extension tube 1 is provided with a liquid medicine bottle holder 4, which is on the liquid medicine bottle holder 4 and is close to the plastic steel needle 7 One end of the thread is connected with the middle part of the three-way extension pipe 1, which facilitates the disassembly and installation of the assembly; With a transparent structure, the medical staff can clearly observe the amount of liquid medicine injected; the liquid medicine bottle holder 4 is provided with a sealed bottle 5 with a rubber stopper, one end of the liquid medicine bottle holder 4 is connected to a thrust piece 6, and one end of the thrust piece 6 Contradicting the rubber stopper of the sealed bottle 5, the other end of the liquid medicine bottle holder 4 is provided with a plastic steel needle 7, the sealed bottle is used to store the liquid medicine, both ends of the sealed bottle are rubber stoppers, and the plastic steel needle can pass through the rubber stopper to enter In the bottle; the liquid outlet of the plastic steel needle 7 is set in the three-way extension tube 1. The three-way structure can improve the one-way diversion of the extension tube, coordinate the implementation of analgesia and rescue medication, reduce the manpower and time consumption of clinical nurses in the analgesia of bone marrow cavity infusion, improve the timeliness of rescue, and further enhance the analgesic effect , to meet the patient's local analgesic effect of local bone marrow cavity infusion, and simultaneously improve the satisfaction of nurses and patients.

The thrust member 6 includes a main body 9 connected to the liquid medicine bottle holder 4, and a fixed block 10 is arranged inside the main body 9. The fixed block 10 and the booster push rod 11 can be appropriately shortened under the premise that the liquid medicine can be injected effectively. , to facilitate clinical operation and increase aesthetics; the fixed block 10 is threadedly connected with a piston push rod 11, one end of the piston push rod 11 is provided with a piston top block 12, the piston top block 12 conflicts with the rubber plug of the sealed bottle 5, and the piston push rod The other end of 11 is provided with injection push key 16, and one end of injection push key 16 is provided with protection tube 13, and protection tube 13 is arranged in main body 9, and described protection tube 13 is provided with dose scale 14, and dose scale spiral is evenly arranged on On the protective tube, they are 0mg, 10mg, 20mg, 30mg, 40mg in turn. The protective tube 13 is provided with a dosage window 15, and the dosage scale is reset to zero before injecting the medicinal solution. The block moves against the rubber stopper of the sealed bottle, the protective tube rotates at the same time, the scale on the dose window jumps, and the piston push rod is threadedly connected to the fixed block. In this way, the injection is administered, and the dosage and speed of the drug are precisely controlled. , time, to ensure a uniform, slow injection of the liquid, improve the local effect of analgesic administration, reduce manpower consumption, and improve the timeliness of rescue.

The working principle of the utility model: the socket connection tube is connected with the infusion set, and the bone marrow cavity puncture needle is installed on the spiral interface of the other end of the three-way extension tube, and the bone marrow cavity puncture needle penetrates into the patient's bone marrow cavity, and Lidoka is installed. Put the sealed bottle into the liquid medicine bottle holder, and then connect the thrust piece with the liquid medicine bottle holder. When the patient feels pain, rotate one end of the thrust piece, rotate the injection push button, and the top block of the piston touches the rubber of the sealed bottle. The stopper moves, the protective tube rotates at the same time, the scale on the dose window jumps, the liquid medicine flows out of the plastic steel needle, flows into the three-way extension tube, and finally enters the patient's body through the bone marrow cavity puncture needle; The upper drug delivery component avoids the trouble of disconnecting the infusion line, and the analgesic liquid can be injected into the patient's body in time, improving the timeliness of rescue and avoiding the risk of treatment delay; secondly, through the screw-rotating push-type structure, precise control Dosage.

Claims (5)

1. The utility model provides a knob formula marrow chamber infusion analgesia subassembly, includes tee bend extension pipe (1), its characterized in that: tee bend extension pipe (1) one end be equipped with socket connecting pipe (2) that are connected with the transfusion system, the other end of tee bend extension pipe (1) is equipped with screw connector (3) of being connected with the marrow chamber pjncture needle, the intermediate part of tee bend extension pipe (1) is equipped with liquid medicine bottle rack (4), be equipped with sealed bottle (5) from taking the rubber buffer in liquid medicine bottle rack (4), the one end of liquid medicine bottle rack (4) is connected with thrust piece (6), the one end of thrust piece (6) is inconsistent with the rubber buffer of sealed bottle (5), the other end of liquid medicine bottle rack (4) is equipped with moulds steel needle (7), the liquid outlet setting of plastic needle (7) is in tee bend extension pipe (1).

2. The knob type intramedullary canal infusion analgesia assembly of claim 1 wherein: the side of the liquid medicine bottle rack (4) is provided with volume scales (8), and the side of the liquid medicine bottle rack (4) is of a transparent structure.

3. The knob type intramedullary canal infusion analgesia assembly of claim 1 wherein: thrust piece (6) include main part (9) that are connected with liquid medicine bottleholder (4), be equipped with fixed block (10) in main part (9), there are piston push rod (11) through threaded connection in fixed block (10), piston push rod (11) one end is equipped with piston kicking block (12), piston kicking block (12) are inconsistent with the rubber buffer of sealed bottle (5), the other end of piston push rod (11) is equipped with injection and pushes away key (16), injection pushes away key (16) one end and is equipped with protection tube (13), protection tube (13) set up in main part (9).

4. The knob type intramedullary canal infusion analgesia assembly of claim 3 wherein: the device is characterized in that dosage scales (14) are arranged on the protection tube (13), and a dosage window (15) is arranged on the protection tube (13).

5. The knob type intramedullary canal infusion analgesia assembly of claim 1 wherein: one end of the liquid medicine bottle rack (4) close to the plastic steel needle (7) is connected with the middle part of the three-way extension pipe (1) through threads.

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