CN215194418U - Medicine adding piece for transfusion - Google Patents

Abstract

The utility model provides a medicine adding piece for transfusion, which is connected on a transfusion device and comprises a medicine adding piece body and a medicine adding pad contained in the medicine adding piece body, wherein the medicine adding piece body comprises an integrally formed liquid outlet pipe, a liquid inlet pipe and a medicine adding pipe, the liquid outlet pipe and the liquid inlet pipe are both communicated to the medicine adding pipe, the medicine adding pipe is provided with a medicine adding hole and a transfusion hole, the medicine adding hole is arranged on the top circumferential side wall of the medicine adding pipe, the transfusion hole is arranged on the bottom circumferential side wall of the medicine adding pipe, the liquid outlet pipe is communicated with the medicine adding pipe through the medicine adding hole, the liquid inlet pipe is communicated with the medicine adding pipe through the transfusion hole, the medicine adding pipe is in a sleeve-shaped structure with an opening at the top end, the medicine adding pad is sealed at the top opening of the medicine adding pipe, the medicine adding hole is arranged below the medicine adding pad, after the medicine adding pad is blocked, the liquid medicine in the medicine adding hole can flow into the liquid outlet pipe, the medicine adding hole is arranged on the medicine adding pipe, the medicine adding hole can avoid the pad from being grooved, thereby simplifying the processing and assembling procedures of the medicine adding pad and improving the production efficiency of the medicine adding piece.

Description

Medicine adding piece for transfusion

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an infusion is with adding medicine piece.

Background

Clinically, infusion treatment is the most basic and most common medical means, an infusion apparatus is needed when the infusion apparatus is used, other medicines are often needed to be supplemented through the infusion apparatus when other symptoms occur in the infusion process, therefore, a medicine adding piece is often reserved on the infusion apparatus, and when medicine is needed, the medicine can be added through injection of the injector to the infusion apparatus. In-process that the in-process used, the inner chamber top of adding the medicine piece has a cavity can't be full of liquid to can extrude the gas entering human body in this cavity when leading to the syringe to add the medicine, for solving the above-mentioned technical problem who has the bubble in adding the medicine piece, patent publication number: CN209253783U discloses a medicine adding piece used in cooperation with an infusion apparatus, which is characterized in that a counter-flow groove is formed in the medicine adding piece, and liquid medicine in the counter-flow groove flows from top to bottom, so that the liquid medicine can fill the cavity of the medicine adding piece, and the cavity in the medicine adding piece is avoided. Foretell add medicine piece in actual production, need set up on adding the medicine pad and add the medicine groove for add the medicine pad and become the special-shaped piece, need carry out special processing when production, simultaneously, when the assembly adds medicine pad to adding the medicine piece on, add the medicine groove and need pay attention to very much and the adverse current groove corresponds, lead to adding the production and the assembly process loaded down with trivial details of medicine pad, production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the medicine feeding groove is formed in the medicine feeding pad, so that the production and assembly processes of the medicine feeding pad are complicated, and the production efficiency is low.

The utility model provides a technical scheme that its technical problem adopted is: a medicine adding piece for transfusion is connected to a transfusion device and comprises a medicine adding piece body and a medicine adding pad accommodated in the medicine adding piece body, wherein the medicine adding piece body comprises a liquid outlet pipe, a liquid inlet pipe and a medicine adding pipe which are integrally formed, the medicine adding pad can be sealed and inserted into the medicine adding pipe, the liquid outlet pipe and the liquid inlet pipe are communicated to the medicine adding pipe, a medicine adding hole and a transfusion hole are formed in the medicine adding pipe, the medicine adding hole is formed in the top end circumferential side wall of the medicine adding pipe, the transfusion hole is formed in the bottom end circumferential side wall of the medicine adding pipe, the liquid outlet pipe is communicated with the medicine adding pipe through the medicine adding hole, the liquid inlet pipe is communicated with the medicine adding pipe through the transfusion hole, the medicine adding pipe is of a sleeve-shaped structure with an open top end, the medicine adding pad seals the top end opening of the medicine adding pipe, the medicine adding hole is formed below the medicine adding pad, the medicine adding pad is installed to the back in the medicine adding pipe, the medicine adding pad with constitute the cavity between the pipe wall of medicine adding pipe, the cavity intercommunication the inner chamber of medicine adding pipe with the infusion hole.

Further, it still includes the medicine lid to add the medicine piece, it establishes to add the medicine lid cover add on the pencil, it is bi-polar open-ended cover tube structure to add the medicine lid, the circumference lateral wall that adds the medicine lid is sandwich structure, add the medicine lid can alternate to add on the opening of pencil, add the medicine lid can support hold extremely add on the medicine pad.

Further, the inner wall epirelief of medicine lid is equipped with a plurality of location muscle, the location muscle is followed the angular distribution such as circumference of medicine lid, the location muscle is followed the radial inside protruding of medicine lid is established.

Furthermore, a needle blocking plate is arranged on the dosing pipe in a protruding mode along the radial direction, and the outer circumferential wall of the dosing cover can be abutted to the needle blocking plate.

Furthermore, a pressing brim is convexly arranged at an opening at the top end of the dosing tube, the pressing brim is convexly arranged along the radial direction of the dosing tube, the cross section of the pressing brim is of an inverted hook-shaped structure, and the side surface of the pressing brim, which deviates from the end surface of the dosing tube, is horizontal.

Further, press the eaves orientation the side of adding the medicine pipe port is the slope form, add the medicine pad and make by artifical rubber materials, it alternates to add the medicine when intraductal, press the slope side of eaves to be convenient for add the medicine pad and insert in adding the medicine is intraductal.

Further, the inner wall epirelief that adds the pencil is equipped with sealed slope, add the pad interlude add the pencil in time, add the pad can seal laminating extremely on the sealed slope.

The beneficial effects of the utility model are that, set up on adding the pencil and add the medicine hole, the drain pipe is through adding the medicine hole and adding the pencil intercommunication, when adding new supplementary medicine in adding the medicine body, new supplementary medicine accessible syringe is injected into and is added the pencil, specifically do, the syringe pierces and advances the injection after adding the medicine pad, make supplementary medicine injectable to adding the pencil in, under the washing away of original medicine, can get into the human body through adding medicine hole and drain pipe in proper order, because add the medicine pad only play sealed effect in adding the pencil, consequently add the medicine pad with man-hour only need with add the internal diameter cooperation of pencil can, and simultaneously, add the medicine pad when the assembly, add the medicine pad can seal according to arbitrary direction and alternate to adding the pencil in, thereby can simplify the production and the assembly process that add the medicine pad, improve the production efficiency of piece.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a front view of the drug adding device of the present invention applied to an infusion tube;

FIG. 2 is a perspective view of the medicated piece in example 1;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a cross-sectional view taken along A-A in FIG. 3;

FIG. 5 is a cross-sectional view of the applicator of example 2 taken along A-A;

in the figure:

drug-adding part 100 infusion tube 200 drug-adding part body 10

Medicine-feeding pad 20 and medicine-feeding cover 30 liquid outlet pipe 110

Liquid inlet pipe 120 and dosing pipe 130 sealing slope 131

Medicine feeding hole 133 of needle guard plate 132 positioning rib 210

Infusion hole 134 pressing brim 135

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

Example 1

As shown in fig. 1 to 4, the utility model provides a drug adding device 100 for infusion, which is connected to an infusion tube 200, wherein the drug adding device 100 comprises a drug adding device body 10 communicated with the infusion tube 200, a drug adding pad 20 contained in the drug adding device body 10, and a drug adding cover 30 detachably mounted on the drug adding device body 10.

Add medicine body 10 and include integrated into one piece's drain pipe 110, feed liquor pipe 120 and add medicine pipe 130, drain pipe 110, feed liquor pipe 120 and add medicine pipe 130 intercommunication each other, it is more specific, the both sides at adding medicine pipe 130 are established respectively to drain pipe 110 and feed liquor pipe 120, keep away from on drain pipe 110 and add the tip and the transfer line 200 intercommunication of medicine pipe 130, the tip that keeps away from on the feed liquor pipe 120 and add medicine pipe 130 also communicates with transfer line 200, can understand, the medicine liquid in the transfer line 200 passes through feed liquor pipe 120 and gets into in adding medicine body 10, later in proper order through adding medicine pipe 130 and drain pipe 110 discharge to transfer line 200, the medicine liquid passes through transfer line 200 and injects to the patient in the vein.

The mouth of the medicine adding pad 20 corresponding to the medicine adding tube 130 is contained to the medicine adding body 10, a cavity is formed between the medicine adding pad 20 and the inner cavity of the medicine adding tube 130, the cavity is communicated with the inner cavity of the medicine adding tube 130 and the infusion tube 200, so that the liquid medicine can be ensured to enter the inner cavity of the medicine adding tube 130 from the cavity, and then flow into the human body through the infusion tube 200. Add medicine lid 30 detachably and install on adding medicine body 10, add the terminal surface that is close to on medicine lid 30 and adds medicine body 10 and support to adding medicine pad 20 on, can understand, when adding medicine lid 30 and install to adding medicine body 10 on, add medicine lid 30 and support to adding medicine pad 20 and hold, guarantee to add the sealed mouth of pipe of adding medicine pipe 130 of medicine pad 20. The medicine adding pad 20 is preferably made of artificial rubber, and when the supplementary medicine needs to be injected into the infusion tube 200, the supplementary medicine can be added into the original medicine by puncturing the medicine adding pad 20 and then pushing the medicine with a syringe.

Preferably, the liquid inlet tube 120 is connected to the bottom of the chemical feeding tube 130, the liquid outlet tube 130 is connected to the top of the chemical feeding tube 130, the chemical feeding tube 130 is a sleeve-shaped structure with an opening at one end, a sealing slope 131 is convexly arranged in the chemical feeding tube 130 along the radial direction, when the chemical feeding pad 20 is accommodated in the chemical feeding tube 130, the bottom chamfer of the chemical feeding pad 20 can be abutted against the sealing slope 131 until the chemical feeding tube 130 is sealed.

Preferably, a needle blocking plate 132 is protruded radially outward from the top of the drug feeding tube 130, the drug feeding cap 30 is detachably sleeved on the opening end of the drug feeding tube 130, the drug feeding cap 30 can be abutted against the drug feeding pad 20, and the position of the drug feeding pad 20 in the drug feeding tube 130 is fixed under the limit of the sealing slope 131.

Preferably, the medicine feeding cap 30 is substantially a sleeve-shaped structure with two open ends, the circumferential sidewall of the medicine feeding cap 30 is a sandwich structure, and when the medicine feeding cap 30 is fixedly clamped to the sidewall of the nozzle of the medicine feeding tube 130, the end surface of the inner sidewall of the medicine feeding cap 30 can abut against the medicine feeding pad 20.

Preferably, add medicine lid 30's inner wall epirelief and be equipped with a plurality of location muscle 210, the angular distribution such as circumference of medicine lid 30 is followed to location muscle 210, and location muscle 210 sets up along the radial inside protruding of adding medicine lid 30, and location muscle 210 sets up along the axial extension of adding medicine lid 30, and what can understand, when the syringe pierces through and adds medicine pad 20, location muscle 210 can support and hold to the syringe on to the skew takes place when preventing the syringe needle of syringe from alternate and adding medicine pad 20.

Preferably, a dosing hole 133 is formed in the side wall of the dosing tube 130, the dosing hole 133 is located below the sealing slope 131, the dosing hole 133 is arranged close to the dosing pad 20, the liquid outlet tube 110 is communicated with the dosing tube 130 through the dosing hole 133, an infusion hole 134 is further formed in the bottom of the dosing tube 130, the liquid inlet tube 120 is communicated with the dosing tube 130 through the infusion hole 134, it can be understood that after liquid medicine is injected from the liquid inlet tube 120, the liquid medicine can be injected into the dosing tube 130 through the infusion hole 134, after the liquid medicine is filled in the dosing tube 130 sealed by the dosing pad 20, the liquid medicine can be injected into the liquid outlet tube 110 through the dosing hole 133, and the medicine is discharged from the dosing element body 10 through the liquid outlet tube 110.

When the infusion tube 200 with the medicine adding part 10 is used, liquid medicine is injected from the top of the infusion tube 200, the liquid medicine can enter the medicine adding part body 10 through the liquid outlet tube 120, the liquid medicine is injected into the medicine adding tube 130 through the infusion hole 134 after passing through the liquid inlet tube 120, the liquid medicine is discharged into the liquid outlet tube 110 through the medicine adding hole 133 after filling the medicine adding tube 130, the liquid medicine is left from the top of the liquid outlet tube 110, the inner cavity of the whole liquid outlet tube 110 can be filled after air is discharged, when other medicines need to be added in the liquid injection process, the mixed liquid medicine can be sucked through the injector, the medicine adding pad 20 can be punctured by using the puncture head of the injector, the injector can be pushed after extending into the medicine adding tube 130, so that the medicines can be doped into the medicine adding tube 130, and the supplement of the medicines in the injection process is completed.

In the above-mentioned use, because liquid medicine is through the top injection from drain pipe 110, can avoid appearing remaining the cavity in the drain pipe 110, thereby avoid appearing the bubble that probably discharges into the human body in the transfer line 200, simultaneously, liquid medicine is being filled full by adding medicine pipe 130 sealed of medicine pad 20 after, flow through adding medicine hole 133 at medicine pipe 130 top, the intercommunication department that adds medicine pipe 130 and drain pipe 110 promptly adds medicine hole 133 for adding the top of medicine pipe 130, thereby avoided the processing to medicine pad 20, only adopt ordinary cake column structure add medicine pad 20 cooperation to add medicine lid 30 and can realize adding medicine pipe 130 sealed, the medicine pad 20 assembling process has been simplified, the production efficiency who adds medicine 10 has been improved.

Example 2

The difference between this embodiment and embodiment 1 is that, as shown in fig. 5, this part of the dosing cap 30 is omitted in this embodiment, instead, a pressure brim 135 is convexly provided at the opening end of the dosing tube 130, the pressure brim 135 is convexly provided along the radial direction of the dosing tube 130, the cross section of the pressure brim 135 is in an inverted hook-shaped structure, the end surface of the pressure brim 135 facing the port of the dosing tube 130 is inclined, the end surface of the pressure brim 135 facing the sealing slope 131 is horizontal, it can be understood that a sealing cavity (not shown) is formed between the pressure brim 135 and the sealing slope 131, when the dosing pad 20 is assembled into the dosing tube 130, only the pressure brim is pressed from the port of the dosing tube 130, the dosing pad 20 is pressed by the pressure brim 135 to generate a deformation of centripetal contraction, the dosing pad 20 can be accommodated into the sealing cavity after deformation until the dosing pad 20 abuts against the sealing slope 131, the dosing pad 20 is limited by the pressure brim 135, is confined in the sealed cavity.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (7)

1. The utility model provides a medicine piece is added with in infusion connects on the transfusion system which characterized in that: comprises a dosing piece body and a dosing pad accommodated in the dosing piece body, wherein the dosing piece body comprises a drain pipe, a liquid inlet pipe and a dosing pipe which are integrally formed, the dosing pad can be sealed and inserted into the dosing pipe, the drain pipe and the liquid inlet pipe are communicated with the inside of the dosing pipe, a dosing hole and a transfusion hole are formed in the dosing pipe, the dosing hole is formed in the top circumferential side wall of the dosing pipe, the transfusion hole is formed in the bottom circumferential side wall of the dosing pipe, the drain pipe is communicated with the dosing pipe through the dosing hole, the liquid inlet pipe is communicated with the dosing pipe through the transfusion hole, the dosing pipe is of a sleeve-shaped structure with an opening at the top end, the dosing pad is sealed with the top opening of the dosing pipe, the dosing hole is formed below the dosing pad, and the dosing pad is installed to the back in the dosing pipe, a cavity is formed between the dosing pad and the tube wall of the dosing tube and is communicated with the inner cavity of the dosing tube and the infusion hole.

2. The medicine adding part for infusion according to claim 1, wherein: the medicine feeding piece further comprises a medicine feeding cover, the medicine feeding cover is sleeved on the medicine feeding pipe and is of a sleeve-shaped structure with two open ends, the circumferential side wall of the medicine feeding cover is of an interlayer structure, the medicine feeding cover can be inserted into the opening of the medicine feeding pipe, and the medicine feeding cover can be abutted to the medicine feeding pad.

3. The medicine adding member for infusion according to claim 2, wherein: the inner wall epirelief of medicine lid is equipped with a plurality of location muscle, the location muscle is followed the angular distribution such as circumference of medicine lid, the location muscle is followed the radial inside protruding of medicine lid is established.

4. The medicine adding member for infusion according to claim 2, wherein: the medicine feeding pipe is provided with a needle blocking plate which protrudes outwards along the radial direction, and the circumferential wall of the outer side of the medicine feeding cover can be propped against the needle blocking plate.

5. The medicine adding part for infusion according to claim 1, wherein: the top end opening of the dosing tube is convexly provided with a pressing eave, the pressing eave is convexly arranged along the radial direction of the dosing tube, the cross section of the pressing eave is of an inverted hook-shaped structure, and the side surface of the pressing eave, which deviates from the end surface of the dosing tube, is horizontal.

6. The medicine adding member for infusion according to claim 5, wherein: press the eaves orientation the side of adding the medicine pipe port is the slope form, add the medicine pad and make by artifical rubber materials, add the medicine pad alternate extremely when adding in the medicine pipe, press the slope side of eaves to be convenient for add the medicine pad and insert in adding the medicine pipe.

7. The medicine adding part for infusion according to claim 1, wherein: add the inner wall epirelief of pencil and be equipped with sealed slope, add the pad interlude add in the pencil, add the pad can seal laminating extremely on the sealed slope.

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