CN215386485U

CN215386485U - Infusion adjusting device for nursing

Info

Publication number: CN215386485U
Application number: CN202121006179.3U
Authority: CN
Inventors: 严莉; 杨燕; 孟德芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2022-01-04
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a transfusion adjusting device for nursing, which comprises a transfusion bag, wherein the transfusion bag is communicated with a needle head through a transfusion tube, a flow velocity adjusting mechanism is arranged on the transfusion tube and comprises a sleeve, a metal gasket is arranged in the sleeve, one side of the metal gasket is fixedly connected with a push rod, one end of the push rod, far away from the metal gasket, penetrates out of the sleeve and is fixedly connected with the axle center of a gear, the gear and the side, far away from the push rod, of the gear are fixedly connected with a shell, a containing cavity is formed in the shell, an eccentric extrusion wheel is arranged in the containing cavity, and the axle center of the eccentric extrusion wheel is fixedly connected with a gear wheel through a connecting shaft. This adjusting device plays the effect of comparatively accurate control velocity of flow, and compares in traditional Murphy's formula burette, and this scheme has avoided gaseous storage problem, has avoided the emergence of air cock condition, protects patient.

Description

Infusion adjusting device for nursing

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an infusion adjusting device for nursing.

Background

The infusion treatment is a common clinical treatment means, the infusion treatment is a treatment method of inputting a large amount of sterile solution or medicine into a vein, a Murphy dropper is commonly used for infusion at present, the Murphy dropper has the functions of storing liquid and controlling the infusion dropping speed in the infusion, but the gas in the structure has the problem of inconvenient operation, the dropping speed is not accurately controlled, and serious hazards such as air embolism and the like can occur when the gas in the infusion tube enters the body if medical care personnel do not operate properly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the traditional technology and provides a nursing infusion adjusting device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a nursing is with infusion adjusting device, includes infusion bag, infusion bag passes through transfer line and syringe needle intercommunication, worth mentioning, be provided with velocity of flow adjustment mechanism on the transfer line, velocity of flow adjustment mechanism includes the sleeve, be provided with the metal gasket in the sleeve, metal gasket one side fixedly connected with catch bar, the catch bar is kept away from the one end of metal gasket is worn out sleeve and gear axle center department fixed connection.

Preferably, a return spring is sleeved on the push rod, one end of the return spring is fixedly connected with the metal gasket, and the end, far away from the metal gasket, of the return spring is fixedly connected with the inner wall of the sleeve.

Preferably, a clamping block is fixedly arranged on the outer wall of the sleeve, a tooth socket is formed in the clamping block, the shape of the tooth socket is the same as that of the gear, and the size of the tooth socket is slightly larger than that of the gear.

Preferably, the push rod penetrates through the tooth grooves, the gear and one surface far away from the push rod are fixedly connected with the shell, a containing cavity is formed in the shell, and the inner wall of the containing cavity is gradually increased in thickness from 2cm to 6 cm.

Preferably, an eccentric extrusion wheel is arranged in the accommodating cavity, and the axle center of the eccentric extrusion wheel is fixedly connected with the gear wheel through a connecting shaft.

Preferably, the gear wheel is arranged on one side of the shell, a knob is rotatably arranged at the center of the gear wheel and fixedly connected with the connecting shaft, gear scales are arranged on the surface of the gear wheel, and the infusion tube is clamped between the inner wall of the accommodating cavity and the eccentric extrusion wheel.

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

medical staff controls the eccentric extrusion wheel to rotate in the accommodating cavity through the rotary knob, the cross section of the infusion tube is extruded when the eccentric extrusion wheel rotates, so that the flow control effect is achieved, the knob controls the eccentric extrusion wheel to rotate at six gears, the infusion tube is extruded by a continuous increase, and when the eccentric extrusion wheel rotates by one hundred eighty degrees, namely when the knob reaches zero gear, the highest point of the eccentric extrusion wheel just completely flattens the infusion tube, so that the effect of closing infusion is achieved, and the effect of accurately controlling the flow rate is achieved;

after the adjustment is finished, the medical staff loosens the gear wheel, and under the action of the reset spring, the flow speed adjusting mechanism rebounds, the gear falls into the tooth groove to play a limiting role, so that the knob is prevented from being touched carelessly, the flow speed is changed, and a patient is protected;

compared with the traditional Murphy dropper, the scheme avoids the problem of gas storage, avoids the occurrence of air embolism and protects patients.

Drawings

FIG. 1 is a schematic structural view of an infusion regulating device for nursing care according to the present invention;

FIG. 2 is a schematic view showing the construction of a flow rate adjusting mechanism according to the present invention;

FIG. 3 is a schematic structural diagram of a fixture block according to the present invention;

FIG. 4 is a cross-sectional view of the housing of the present invention;

FIG. 5 is a schematic structural view of a shift wheel according to the present invention;

in the figure: 1. an infusion bag; 2. a transfusion tube; 3. a needle head; 4. a flow rate adjusting mechanism; 41. a sleeve; 42. a metal gasket; 43. a push rod; 431. a return spring; 44. a gear; 45. a clamping block; 451. a tooth socket; 46. a housing; 461. an accommodating chamber; 462. an eccentric extrusion wheel; 463. a connecting shaft; 47. a gear wheel; 471. a knob; 472. gear scales.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1, the infusion adjusting device includes an infusion bag 1, the infusion bag 1 is communicated with a needle 3 through an infusion tube 2, and it is worth mentioning that a flow rate adjusting mechanism 4 is arranged on the infusion tube 2.

Referring to fig. 2, the flow rate adjusting mechanism 4 includes a sleeve 41, a metal gasket 42 is provided in the sleeve 41, one side of the metal gasket 42 is fixedly connected with a push rod 43, one end of the push rod 43, which is far away from the metal gasket 42, penetrates through the sleeve 41 and is fixedly connected with the axis of a gear 44, a return spring 431 is sleeved on the push rod 43, one end of the return spring 431 is fixedly connected with the metal gasket 42, one end of the return spring 431, which is far away from the metal gasket 42, is fixedly connected with the inner wall of the sleeve 41, and a clamping block 45 is fixedly provided on the outer wall of the sleeve 41.

Referring to fig. 2 and 3, a tooth slot 451 is formed in the latch 45, the tooth slot 451 has the same shape as the gear 44, the size of the tooth slot 451 is slightly larger than that of the gear 44, the push rod 43 passes through the tooth slot 451, and the gear 44 and the surface far away from the push rod 43 are fixedly connected with the housing 46.

Referring to fig. 4 and 5, a containing cavity 461 is formed in the housing 46, the inner wall of the containing cavity 461 is gradually increased in thickness from 2cm to 6cm, an eccentric extrusion wheel 462 is arranged in the containing cavity 461, the axis of the eccentric extrusion wheel 462 is fixedly connected with the gear wheel 47 through a connecting shaft 463, the gear wheel 47 is arranged on one side of the housing 46, a knob 471 is rotatably arranged at the center of the gear wheel 47 and fixedly connected with the connecting shaft 463, gear scales 472 are arranged on the surface of the gear wheel 47, and the infusion tube 2 is clamped between the inner wall of the containing cavity 461 and the eccentric extrusion wheel 462.

The principle of the scheme is as follows:

when the infusion adjusting device is used, when the flow rate is adjusted by medical staff, the gear wheel 47 is pulled to enable the gear 44 to be separated from the tooth groove 451, so that the knob 471 can rotate, at the moment, the medical staff controls the eccentric extrusion wheel 462 to rotate in the accommodating cavity 461 through rotating the knob 471, the cross section of the infusion tube 2 is extruded when the eccentric extrusion wheel 462 rotates, thereby achieving the effect of adjusting and controlling the flow, when the knob 471 controls the eccentric extrusion wheel 462 to rotate in a six-gear position, the infusion tube 2 is extruded by increasing continuously until the eccentric extrusion wheel 462 rotates by one hundred eighty degrees, namely when the knob 471 reaches a zero gear position, the highest point of the eccentric extrusion wheel 462 just completely crushes the infusion tube 2, the effect of closing the infusion is achieved, the effect of accurately controlling the flow rate is achieved, after the adjustment is finished, the medical staff loosens the gear wheel 47 and is acted by the return spring 431, and the flow rate adjusting mechanism 4 is rebounded, the gear 44 falls in the tooth slot 451 to limit the position, so as to prevent the knob 471 from being touched carelessly, so that the flow rate is changed, and the patient is protected.

In the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood broadly, and may be, for example, welded, bolted, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A transfusion adjusting device for nursing comprises a transfusion bag (1) and is characterized in that, the infusion bag (1) is communicated with the needle head (3) through the infusion tube (2), the infusion tube (2) is provided with a flow speed adjusting mechanism (4), the flow speed adjusting mechanism (4) comprises a sleeve (41), a metal gasket (42) is arranged in the sleeve (41), one surface of the metal gasket (42) is fixedly connected with a push rod (43), one end of the push rod (43) far away from the metal gasket (42) penetrates out of the sleeve (41) and is fixedly connected with the axle center of the gear (44), the gear (44) and the surface far away from the pushing rod (43) are fixedly connected with the shell (46), an accommodating cavity (461) is formed in the shell (46), an eccentric extrusion wheel (462) is arranged in the accommodating cavity (461), the axle center of the eccentric extrusion wheel (462) is fixedly connected with the gear wheel (47) through a connecting shaft (463).

2. The nursing infusion regulating device according to claim 1, wherein a return spring (431) is sleeved on the pushing rod (43), one end of the return spring (431) is fixedly connected with the metal gasket (42), and the end of the return spring (431) far away from the metal gasket (42) is fixedly connected with the inner wall of the sleeve (41).

3. The nursing infusion regulating device according to claim 1, wherein a fixture block (45) is fixedly arranged on the outer wall of the sleeve (41), a tooth groove (451) is formed in the fixture block (45), the shape of the tooth groove (451) is the same as that of the gear (44), and the push rod (43) penetrates through the tooth groove (451).

4. A nursing infusion regulating device according to claim 1, characterized in that the inner wall of the receiving chamber (461) has a gradually increasing thickness of 2cm to 6 cm.

5. The nursing infusion adjustment device of claim 1, wherein the shift wheel (47) is disposed at one side of the housing (46), and a knob (471) is rotatably disposed at the center of the shift wheel (47) and is fixedly connected with the connection shaft (463).

6. The nursing infusion adjustment device of claim 1, wherein the gear wheel (47) is provided with gear scales (472) on the surface, and the infusion tube (2) is clamped between the inner wall of the accommodating cavity (461) and the eccentric pressing wheel (462).