CN219127984U

CN219127984U - Protective sleeve for injector

Info

Publication number: CN219127984U
Application number: CN202223140357.9U
Authority: CN
Inventors: 虞善友; 樊煜; 伍维思; 吕璇
Original assignee: Wuxi Nuoyu Pharmaceutical Technology Co ltd
Current assignee: Wuxi Nuoyu Pharmaceutical Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-06-06
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a protective sleeve of an injector, which comprises a sleeve with an opening at the right end, wherein a circular through hole is formed in the left side wall of the sleeve, a key groove is formed in the top of the sleeve, window glass is connected in the key groove, guide seats are symmetrically connected in front of and behind the right part of the sleeve, a travel groove is formed in the guide seats, a sliding rod is connected in the travel groove, a sliding sleeve is movably sleeved on the outer wall of the sliding rod, the right end of the sliding sleeve is connected with a positioning seat, a reset spring is connected between the sliding sleeve and the inner wall of the travel groove, the reset spring is sleeved outside the sliding rod, an annular seat is movably sleeved outside the sleeve, and a traction rod is hinged between the outer wall of the annular seat and the sliding sleeve; the device has reasonable structural design, reduces radiation injury during turnover injection of the radioactive drug, and is beneficial to improving safety protection of operators.

Description

Protective sleeve for injector

Technical Field

The utility model relates to the technical field of protective sleeves, in particular to a protective sleeve for an injector.

Background

Currently, because of the very strict prescription and administration of the labeled radiopharmaceutical, in many cases, it is often impossible to access the labeled radiopharmaceutical nearby, and it is necessary to turn around a syringe from which the labeled radiopharmaceutical has been extracted, which lacks the necessary shielding equipment, and thus innocently subjects the relevant personnel to unnecessary radiation. To this end, we propose a syringe guard.

Disclosure of Invention

The utility model aims to provide a protective sleeve of an injector, which aims to overcome the technical problems in the prior art.

In order to achieve the technical purpose and achieve the technical effect, the utility model provides the following technical scheme:

the utility model provides a syringe lag, includes the sleeve that the right-hand member opening set up, the circle through-hole has been seted up to sleeve left side wall, the keyway has been seted up at telescopic top, keyway internal connection window glass, symmetrical connection has the guide holder around the sleeve right part, set up the travel groove in the guide holder, travel inslot is connected with the slide bar, the outer wall movable sleeve of slide bar is equipped with the sliding sleeve, the right-hand member of sliding sleeve is connected with the positioning seat, be connected with reset spring between sliding sleeve and the travel groove inner wall, reset spring cover is established in the slide bar outside, telescopic outside movable sleeve is equipped with the annular seat, articulated between annular seat outer wall and the sliding sleeve has the traction lever.

Preferably, in the syringe protecting sleeve, a fixing seat is arranged below the sleeve, the top of the fixing seat is connected with a supporting frame, a damping rotating shaft is arranged on the upper portion of the supporting frame, and the end part of the damping rotating shaft is fixedly connected with the left side of the outer wall of the sleeve.

Preferably, in the protecting sleeve of the injector, rectangular strips are connected to the front and back of the outer wall of the sleeve, and notches matched with the rectangular strips are formed in the inner wall of the annular seat.

Preferably, in the protecting sleeve of the injector, the right end of the positioning seat is provided with a groove, and the left side wall of the groove is flush with the right end surface of the sleeve.

Preferably, in the protecting sleeve of the injector, the circular through hole, the sleeve and the annular seat are arranged on the same axis.

Preferably, in the protective sleeve of the injector, the sleeve is a tungsten alloy sleeve, and the window glass is lead glass.

The beneficial effects of the utility model are as follows:

the device has the advantages that the structural design is reasonable, the operation is simple, the annular seat can transversely move along the rectangular strip, the sliding sleeve moves along the sliding rod after the angle of the traction rod is changed, the positioning seat is matched with the circular through hole to fixedly clamp the injector, the scales of the injector can be observed through window glass, the supporting frame is used for supporting the sleeve in an auxiliary mode, the sleeve angle is adjustable, the subsequent injection is convenient, radiation injury during turnover injection of the radioactive drug is reduced, and safety protection of operators is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the whole structure of the present utility model;

FIG. 3 is a schematic view of the structure of the sleeve assembled syringe according to the present utility model;

fig. 4 is a schematic structural view of the annular seat in the present utility model.

In the figure: 1. a sleeve; 2. a circular through hole; 3. a key slot; 4. a window glass; 5. a guide seat; 6. a travel groove; 7. a slide bar; 8. a sliding sleeve; 9. a positioning seat; 10. a return spring; 11. an annular seat; 12. a traction rod; 13. a fixing seat; 14. a support frame; 15. damping the rotating shaft; 16. a rectangular bar; 17. a notch; 91. a shaped groove.

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.

Referring to fig. 1-4, the present embodiment is a protective sleeve for an injector, which comprises a sleeve 1 with an opening at the right end, a circular through hole 2 is provided on the left side wall of the sleeve 1, a key slot 3 is provided at the top of the sleeve 1, a window glass 4 is connected in the key slot 3, a guide seat 5 is symmetrically connected in front and back of the right part of the sleeve 1, a travel slot 6 is provided in the guide seat 5, a sliding rod 7 is connected in the travel slot 6, a sliding sleeve 8 is movably sleeved on the outer wall of the sliding rod 7, a positioning seat 9 is connected at the right end of the sliding sleeve 8, a reset spring 10 is connected between the sliding sleeve 8 and the inner wall of the travel slot 6, the reset spring 10 is sleeved outside the sliding rod 7, an annular seat 11 is movably sleeved on the outer wall of the sleeve 1, and a traction rod 12 is hinged between the outer wall of the annular seat 11 and the sliding sleeve 8.

The lower part of the sleeve 1 is provided with a fixed seat 13, the top of the fixed seat 13 is connected with a supporting frame 14, a damping rotating shaft 15 is arranged on the upper part of the supporting frame 14, the end part of the damping rotating shaft 15 is fixedly connected with the left side of the outer wall of the sleeve 1, and the protective sleeve can be supported in an auxiliary mode.

Rectangular strips 16 are connected to the front and back of the outer wall of the sleeve 1, and notches 17 matched with the rectangular strips 16 are formed in the inner wall of the annular seat 11, so that the annular seat 11 can be limited and guided conveniently.

The right-hand member of positioning seat 9 has seted up type groove 91, and type groove 91 left side wall flushes with sleeve 1 right-hand member face, is convenient for laminate the ear position of a barrel of syringe.

The circular through hole 2, the sleeve 1 and the annular seat 11 are arranged on the same axis line, so that the loading and unloading of the injector are facilitated.

The sleeve 1 is a tungsten alloy sleeve, the window glass 4 is lead glass, and the radiation protection effect is good.

The specific implementation mode of the utility model is as follows:

when the device is used, an operator holds the left part of the barrel body of the sleeve 1, the thumb pushes the annular seat 11 rightwards, the annular seat 11 transversely moves along the rectangular strip 16, the angle of the traction rod 12 is changed along with the annular seat, the sliding sleeve 8 moves along the sliding rod 7, the length of the reset spring 10 is changed, the distance between the two positioning seats 9 is increased, the injector stretches into the sleeve 1, the needle head part of the injector stretches out of the circular through hole 2, the ear of the injector is attached to the left side wall of the groove 91, the reset spring 10 drives the sliding sleeve 8 to elastically reset after the annular seat 11 is loosened, the positioning seats 9 can fixedly clamp the injector, the barrel body of the injector is positioned in the sleeve 1, scales can be observed through the window glass 4, the fixed seat 13 is arranged in a plane, the relative angle between the sleeve 1 and the supporting frame 14 can be adjusted after the damping rotating shaft 15 rotates, the subsequent injection is convenient, radiation injury during the turnover injection of the radioactive drug is reduced, and safety protection of operators is facilitated.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides an injector lag, includes sleeve (1) that right-hand member opening set up, its characterized in that: circular through-hole (2) have been seted up to sleeve (1) left side wall, keyway (3) have been seted up at the top of sleeve (1), interior connection window glass (4) in keyway (3), symmetrical connection has guide holder (5) around sleeve (1) right part, travel groove (6) have been seted up in guide holder (5), travel groove (6) internal connection has slide bar (7), the outer wall movable sleeve of slide bar (7) is equipped with sliding sleeve (8), the right-hand member of sliding sleeve (8) is connected with positioning seat (9), be connected with reset spring (10) between sliding sleeve (8) and travel groove (6) inner wall, reset spring (10) cover is established in slide bar (7) outside, the outside movable sleeve of sleeve (1) is equipped with annular seat (11), articulated between annular seat (11) outer wall and sliding sleeve (8) have traction lever (12).

2. A syringe boot according to claim 1, wherein: the damping device is characterized in that a fixed seat (13) is arranged below the sleeve (1), a supporting frame (14) is connected to the top of the fixed seat (13), a damping rotating shaft (15) is arranged on the upper portion of the supporting frame (14), and the end portion of the damping rotating shaft (15) is fixedly connected to the left side of the outer wall of the sleeve (1).

3. A syringe boot according to claim 1, wherein: rectangular strips (16) are connected to the front and rear of the outer wall of the sleeve (1), and notches (17) matched with the rectangular strips (16) are formed in the inner wall of the annular seat (11).

4. A syringe boot according to claim 1, wherein: the right-hand member of positioning seat (9) has seted up type groove (91), type groove (91) left side wall flushes with sleeve (1) right-hand member face.

5. A syringe boot according to claim 1, wherein: the round through hole (2), the sleeve (1) and the annular seat (11) are arranged on the same axis.

6. A syringe boot according to claim 1, wherein: the sleeve (1) is specifically a tungsten alloy sleeve, and the window glass (4) is specifically lead glass.