CN219110407U

CN219110407U - Precise filtering transfusion device capable of needleless dosing

Info

Publication number: CN219110407U
Application number: CN202222447513.XU
Authority: CN
Inventors: 卢金云
Original assignee: Anhui Hongyu Wuzhou Medical Manufacturer Co ltd
Current assignee: Anhui Hongyu Wuzhou Medical Manufacturer Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-06-02
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a precise filtering transfusion device capable of needleless dosing, which belongs to the technical field of transfusion devices and comprises a body, wherein the body comprises a first conduit, a puncture head and a dropping funnel are arranged on the first conduit, the dropping funnel is connected with a second conduit, the second conduit is connected with a filter, the filter is connected with a third conduit, the third conduit is connected with a dosing device, the dosing device is connected with a fourth conduit, the fourth conduit is connected with a transfusion head, and the third conduit is provided with a regulator; the medicine adding device comprises a connecting pipe which is respectively communicated with the third guide pipe and the fourth guide pipe at two ends, the connecting rod is screwed out of the through groove, the connecting rod which is rotated into a horizontal state can be supported through the convex blocks, so that the horizontal connecting rod can be pulled downwards from the outer side, the liquid outlet of the connector is communicated with the flow channel, the syringe is inserted into the connector to be added with medicine at the moment, the connector is not required to be extruded by the syringe, and the labor is saved when the syringe is taken out later.

Description

Precise filtering transfusion device capable of needleless dosing

Technical Field

The utility model relates to the technical field of infusion apparatuses, in particular to a precise filtration infusion apparatus capable of needleless drug addition.

Background

The infusion set is a common medical consumable, and a channel between a vein and liquid medicine is established for intravenous infusion through aseptic treatment. It is generally formed from eight portions of intravenous needle or injection needle, needle head protecting cap, transfusion tube, medicine liquor filter, flow rate regulator, drip cup, bottle stopper puncture outfit and air filter which are connected together, and the portion of transfusion system also has injection piece and medicine-adding mouth.

In clinical infusion, it may be necessary to temporarily fill the catheter with fluid during the infusion process. At present, the chemical feeding connector is generally provided with an external connector on a perfusion tube, and an elastic cap body is extruded through an injector during chemical feeding, so that a liquid outlet of the elastic cap body is communicated with a flow channel, and chemical feeding can be completed by extruding liquid medicine in the injector, but the injector is easily clamped on the elastic cap body in a mode of extruding the elastic cap body through the injector, so that the injector is easily laborious when taken out after chemical feeding is completed, and therefore, the precise filtering transfusion device capable of needleless chemical feeding is provided.

Disclosure of Invention

The utility model aims to provide a needleless dosing precise filtering transfusion system, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the precise filtering transfusion device capable of needleless dosing comprises a body, wherein the body comprises a first conduit, a puncture head and a dropping funnel are arranged on the first conduit, the dropping funnel is connected with a second conduit, the second conduit is connected with a filter, the filter is connected with a third conduit, the third conduit is connected with a dosing device, the dosing device is connected with a fourth conduit, the fourth conduit is connected with a transfusion head, and a regulator is arranged on the third conduit; the dosing device comprises a connecting pipe which is respectively communicated with a third conduit and a fourth conduit at two ends, the side part of the connecting pipe is connected with a flow passage, the flow passage is connected with a fixed pipe, the top of the fixed pipe is movably connected with a top cover, the bottom of the top cover is connected with a joint in a fitting mode, a liquid outlet is formed in one side of the joint, which faces the flow passage, of the fixed pipe, a through groove is formed in the fixed pipe, a handle structure located in the through groove is arranged on the joint, the bottom of the joint is connected with a connecting sleeve, and the bottom of the joint is connected with a telescopic structure.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the telescopic structure comprises a bottom cover movably connected to the bottom of the fixed pipe, a guide rod in sliding connection with the connecting sleeve is arranged at the top of the bottom cover, a spring is arranged at the top of the bottom cover, and a jacking block connected with the connector is arranged at the top of the spring.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the handle structure comprises a rotating shaft rotatably arranged on the joint, and a connecting rod is arranged on the rotating shaft.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the joint is provided with a bump.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the top inner wall of the through groove is provided with an elastic strip.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the inside of the connector is provided with a supporting part above the liquid outlet.

As a preferable scheme of the needleless medicine adding precise filtration transfusion system, the utility model comprises the following steps: the bottom of the inner wall of the joint is provided with a guide part.

Compared with the prior art, the utility model has the beneficial effects that: the connecting rod can be screwed out of the through groove through the rotating shaft, and can be supported by the connecting rod which is rotated into a horizontal state through the protruding block, so that the horizontal connecting rod can be pulled downwards from the outer side, the liquid outlet of the connector is communicated with the flow channel, the syringe is inserted into the connector to be added with medicine at the moment, the connector is not required to be extruded through the syringe, and labor is saved when the syringe is taken out later.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a needleless drug-feeding precision filtration infusion set of the present utility model;

FIG. 2 is a schematic cross-sectional view of a dosing device of a needleless dosing precision filtration infusion set according to the present utility model;

FIG. 3 is a schematic view of the handle of a needleless drug infusion set of the present utility model.

In the figure: 101. a first conduit; 102. a puncture head; 103. a dropping funnel; 104. a second conduit; 105. a filter; 106. a third conduit; 107. a regulator; 108. a fourth conduit; 109. an infusion head; 201. a connecting pipe; 202. a flow passage; 203. a fixed tube; 204. a top cover; 205. a joint; 206. a liquid outlet; 207. a through groove; 208. connecting sleeves; 2091. a bottom cover; 2092. a guide rod; 2093. a spring; 2094. a top block; 301. a rotating shaft; 302. a connecting rod; 303. a bump; 304. an elastic strip; 400. a support part; 500. a guiding part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a needleless dosing precise filtration transfusion system comprises a body, wherein the body comprises a first conduit 101, a puncture head 102 and a drip funnel 103 for puncturing a bottle stopper to allow liquid medicine to flow in are arranged on the first conduit 101, the drip funnel 103 is connected with a second conduit 104, the second conduit 104 is connected with a filter 105 for filtering the liquid medicine, the filter 105 is connected with a third conduit 106, the third conduit 106 is connected with a dosing device, the dosing device is connected with a fourth conduit 108, an infusion head 109 for puncturing a vein of a human body is connected with the fourth conduit 108, and a regulator 107 for regulating liquid drops is arranged on the third conduit 106;

the dosing device comprises a connecting pipe 201, two ends of the connecting pipe 201 are respectively communicated with a conduit III 106 and a conduit IV 108, the side part of the connecting pipe 201 is connected with a flow channel 202, the flow channel 202 is connected with a fixed pipe 203, the top of the fixed pipe 203 is movably connected with a top cover 204, the top cover 204 can be detached, the bottom of the top cover 204 is connected with a joint 205 in a fitting mode, one side of the joint 205 facing the flow channel 202 is provided with a liquid outlet 206, when the liquid outlet 206 is communicated with the flow channel 202, liquid medicine in the joint 205 can flow into the flow channel 202 and then enter the conduit IV 108 through the connecting pipe 201, a through groove 207 is formed in the fixed pipe 203, a handle structure positioned in the through groove 207 is arranged on the joint 205, the joint 205 is convenient to pull and move through the handle structure, the bottom of the joint 205 is connected with a connecting sleeve 208, the bottom of the joint 205 is connected with a telescopic structure, and the joint 205 can be reset automatically.

The telescopic structure includes the bottom 2091 of swing joint in fixed pipe 203 bottom, and bottom 2091 can dismantle, is provided with at the top of bottom 2091 with adapter sleeve 208 sliding connection's guide arm 2092, can play the effect of direction to joint 205, is provided with spring 2093 at the top of bottom 2091, and the top of spring 2093 is provided with the kicking block 2094 of being connected with joint 205, and kicking block 2094 supports joint 205, and spring 2093 supports kicking block 2094.

The handle structure comprises a rotating shaft 301 rotatably arranged on the joint 205, a connecting rod 302 is arranged on the rotating shaft 301, the top cover 204 is taken down, the connecting rod 302 can be screwed out of the through groove 207 through the rotating shaft 301, so that the connecting rod 302 can be pulled downwards from the outer side, the liquid outlet 206 of the joint 205 is communicated with the flow channel 202, at the moment, a syringe is inserted into the joint 205 for adding medicine, the joint 205 is not required to be extruded through the syringe, and the labor is saved when the syringe is taken out later.

The joint 205 is provided with a bump 303, and the connecting rod 302 rotating to a horizontal state can be supported by the bump 303, so that the horizontal connecting rod 302 is more convenient to pull downwards.

The elastic strip 304 is arranged on the top inner wall of the through groove 207, so that the connecting rod 302 needs to pass through the elastic strip 304 when the connecting rod 302 is unscrewed and rotated back, and thus, the connecting rod 302 can be stored in the through groove 207 with only small force, and the occupied space can be reduced when the connecting rod is not used.

Example 2

Referring to fig. 2, a supporting portion 400 is provided in the connector 205 above the liquid outlet 206 for supporting the syringe, and when the syringe contacts the supporting portion 400, the liquid medicine is injected through the piston rod, and a guiding portion 500 is provided at the bottom of the inner wall of the connector 205, so that the liquid medicine in the connector 205 can be easily guided into the liquid outlet 206.

The rest of the structure is the same as in embodiment 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A needleless dosing precise filtration transfusion system, which is characterized in that: comprising the steps of (a) a step of,

the infusion device comprises a body, and is characterized by comprising a first guide pipe (101), wherein a puncture head (102) and a dropping funnel (103) are arranged on the first guide pipe (101), the dropping funnel (103) is connected with a second guide pipe (104), the second guide pipe (104) is connected with a filter (105), the filter (105) is connected with a third guide pipe (106), the third guide pipe (106) is connected with a dosing device, the dosing device is connected with a fourth guide pipe (108), an infusion head (109) is connected on the fourth guide pipe (108), and a regulator (107) is arranged on the third guide pipe (106);

the dosing device comprises a connecting pipe (201) which is respectively communicated with a conduit III (106) and a conduit IV (108) at two ends, a runner (202) is connected to the side part of the connecting pipe (201), the runner (202) is connected with a fixed pipe (203), a top cover (204) is movably connected to the top of the fixed pipe (203), a joint (205) is connected to the bottom of the top cover (204) in a fitting manner, a liquid outlet (206) is formed in one side of the joint (205) towards the runner (202), a through groove (207) is formed in the fixed pipe (203), a handle structure located in the through groove (207) is arranged on the joint (205), and a connecting sleeve (208) is connected to the bottom of the joint (205), and a telescopic structure is connected to the bottom of the joint (205).

2. A needleless, medicated, precision filtration infusion set as defined in claim 1 wherein: the telescopic structure comprises a bottom cover (2091) movably connected to the bottom of the fixed pipe (203), a guide rod (2092) slidably connected with the connecting sleeve (208) is arranged at the top of the bottom cover (2091), a spring (2093) is arranged at the top of the bottom cover (2091), and a top block (2094) connected with the joint (205) is arranged at the top of the spring (2093).

3. A needleless, medicated, precision filtration infusion set as defined in claim 1 wherein: the handle structure comprises a rotating shaft (301) rotatably mounted on the joint (205), and a connecting rod (302) is arranged on the rotating shaft (301).

4. A needleless, medicated, precision filtration infusion set as claimed in claim 3 and wherein: the joint (205) is provided with a lug (303).

5. A needleless, medicated, precision filtration infusion set as defined in claim 1 wherein: an elastic strip (304) is arranged on the inner wall of the top of the through groove (207).

6. A needleless, medicated, precision filtration infusion set as defined in claim 1 wherein: a support part (400) is arranged above the liquid outlet (206) in the joint (205).

7. A needleless, medicated, precision filtration infusion set as defined in claim 1 wherein: the bottom of the inner wall of the joint (205) is provided with a guide part (500).