CN217246239U

CN217246239U - Hand-held type isotope tracer tungsten alloy syringe for medicine

Info

Publication number: CN217246239U
Application number: CN202123362054.7U
Authority: CN
Inventors: 赵立友; 张建国
Original assignee: Ebayga Radiation Shielding Technology Shanghai Co ltd
Current assignee: Ebayga Radiation Shielding Technology Shanghai Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-23
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to the technical field of isotope medicament injectors, in particular to a hand-held tungsten alloy injector for isotope tracer medicament, which comprises a disposable injector and a protective sleeve, wherein the protective sleeve is integrally made of tungsten alloy material and comprises a main rod sheath, a needle head sheath and an end part sheath; the disposable syringe is arranged in the protective sleeve, a needle hole is arranged on the needle head protective sleeve, the needle head of the disposable syringe penetrates out of the needle hole, and the piston rod of the disposable syringe penetrates out of the end protective sleeve; an adaptive set is arranged between the disposable syringe and the protective sleeve; the utility model provides a syringe combines the protective sheath of making traditional disposable syringe and tungsten alloy material, reduces the radiation of isotope medicine, plays protection user's effect.

Description

Hand-held type isotope tracer tungsten alloy syringe for medicine

Technical Field

The utility model relates to an isotope medicine syringe technical field specifically is a hand-held type isotope tracer tungsten alloy syringe for medicine.

Background

The radioactive isotope medicament refers to a special medicament containing radioactive nuclide for medical diagnosis and treatment, and is a compound or biological preparation containing radioactive nuclide label for medical diagnosis or treatment in a body, and the radioactive isotope medicament has the same requirements as general medicaments in pharmacopeia, such as sterility, no heat source, low chemical toxicity and the like, and also has certain requirements on the type, energy and radioactive half-life period of the emitted nuclear ray according to diagnosis and treatment requirements.

The injection of radioisotope medicine needs purpose-made protective sheath to combine disposable syringe to use, and current protective sheath is mostly the integral type structure, only can be applicable to a syringe and use, and the application scope is narrower, brings the inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hand-held type isotope tracer tungsten alloy syringe for medicine to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hand-held type isotope tracer tungsten alloy syringe for medicine, includes disposable syringe and protective sheath, the protective sheath is made of tungsten alloy material entirely, including the main pole sheath, syringe needle sheath and tip sheath, the said main pole sheath is butt-jointed into the pipe sleeve type structure by two groups of semicircular structures, the said syringe needle sheath, tip sheath are set up in the both ends of main pole sheath separately; the disposable syringe is arranged in the protective sleeve, a needle hole is arranged on the needle head protective sleeve, the needle head of the disposable syringe penetrates out of the needle hole, and the piston rod of the disposable syringe penetrates out of the end protective sleeve; an adaptive set is arranged between the disposable injector and the protective sleeve.

Preferably, the two ends of the main rod sheath are respectively provided with a semicircular connecting part, and the outer side of each connecting part is carved with a thread; the needle head sheath and the end part sheath are fixedly connected with the connecting part through thread structures respectively, and the surfaces of the main rod sheath, the needle head sheath and the end part sheath are kept flush.

Preferably, the side surfaces of the semicircular structures of the main rod sheath are provided with positioning pins and positioning holes at intervals, and the positioning pins and the positioning holes on the two groups of semicircular structures are correspondingly arranged and are mutually clamped; the end part of the positioning pin is of a round table-shaped structure.

Preferably, the adapting sleeve is made of rubber materials, the inner side size of the adapting sleeve is matched with the disposable injector, and the outer side size of the adapting sleeve is matched with the main rod sheath; the mobile jib sheath inboard is provided with the spacing groove, the spacing groove is heavy groove, sheathes in at the adaptation and corresponds to be provided with bump and spacing groove block.

Preferably, the end part of the needle head sheath is provided with a circular truncated cone-shaped guide part, and the needle head hole is arranged on the end surface of the guide part; be provided with convex stopper on the tip sheath, the stopper is whole to be cylindrical structure.

Compared with the prior art, the beneficial effects of the utility model are that: the syringe provided by the utility model reduces the radiation of isotope medicament by combining the traditional disposable syringe with the protective sleeve made of tungsten alloy material, and plays the role of protecting the user; the device has simple integral structure, can be suitable for disposable syringes with different specifications, and has wider application range.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the main rod sheath of the present invention;

the reference numbers in the figures: 1. a main rod sheath; 2. a needle head sheath; 3. an end sheath; 4. a guide portion; 5. a needle bore; 6. a limiting block; 7. a connecting portion; 8. positioning pins; 9. positioning holes; 10. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a hand-held type isotope tracer tungsten alloy syringe for medicine, including disposable syringe and protective sheath, the whole of the protective sheath is made of tungsten alloy material, including the protective sheath 1 of the main pole, needle head protective sheath 2 and end part protective sheath 3, the protective sheath 1 of the main pole is butted into the pipe sleeve type structure by two groups of semicircular structures, the said needle head protective sheath 2, end part protective sheath 3 are set up in the both ends of protective sheath 1 of the main pole separately; the disposable syringe is arranged in the protective sleeve, the needle head protective sleeve 2 is provided with a needle head hole 5, the needle head of the disposable syringe penetrates out of the needle head hole 5, and the piston rod of the disposable syringe penetrates out of the end protective sleeve 3; an adaptive set is arranged between the disposable syringe and the protective sleeve.

Furthermore, two ends of the main rod sheath 1 are respectively provided with a semicircular connecting part 7, and the outer side of the connecting part 7 is carved with threads; the needle head sheath 2 and the end part sheath 3 are fixedly connected with the connecting part 7 through thread structures respectively, and the surfaces of the main rod sheath 1, the needle head sheath 2 and the end part sheath 3 are kept flush.

Furthermore, positioning pins 8 and positioning holes 9 are arranged on the side surfaces of the semicircular structures of the main rod sheath 1 at intervals, and the positioning pins 8 and the positioning holes 9 on the two groups of semicircular structures are correspondingly arranged and mutually clamped; the end part of the positioning pin 8 is of a round table-shaped structure.

Further, the adapting sleeve is made of rubber materials, the inner side size of the adapting sleeve is matched with the disposable injector, and the outer side size of the adapting sleeve is matched with the main rod sheath 1; the mobile jib is characterized in that a limiting groove 10 is formed in the inner side of the mobile jib sheath 1, the limiting groove 10 is a sinking groove, and a convex point and a limiting groove 10 are correspondingly arranged on the adapting sleeve in a clamped mode.

Furthermore, the end part of the needle head sheath 2 is provided with a circular truncated cone-shaped guide part 4, and the needle head hole 5 is arranged on the end surface of the guide part 4; be provided with convex stopper 6 on the tip sheath 3, stopper 6 wholly is cylindrical structure.

The working principle is as follows: in the actual use process, the disposable syringe needs to be matched with the adapter sleeve for use, the adapter sleeve is sleeved outside the syringe, meanwhile, the adapter sleeve is sleeved outside through the semicircular structure of the main rod sheath 1, and then the needle head sheath 2, the end part sheath 3 and the connecting part 7 are connected and fixed through threads, so that the syringe is fixed inside the protective sleeve to form a stable integrated structure; the protective sleeve made of tungsten alloy material is used for isolating the radioactivity of the isotope medicament so as to protect the health and safety of a user.

The round table-shaped guide part 4 is convenient for the needle head to penetrate out, and the limiting block 6 is convenient for a user to buckle when in use so as to push the piston rod. The positioning pin 8 and the positioning hole 9 are mutually butted when the semicircular structures are mutually folded to form the main rod jacket 1, so that the main rod jacket 1 is prevented from sliding, and the connection part 7 is conveniently butted with the needle head jacket 2 and the end part jacket 3. The setting of spacing groove 10 blocks each other with the bump that the adaptation was sheathe in to avoid the adaptation to slide in mobile jib sheath 1 behind the installation, influence the normal use of syringe.

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

Claims

1. A hand-held type isotope tracer tungsten alloy syringe for medicine which characterized in that: the disposable syringe comprises a disposable syringe and a protective sleeve, wherein the protective sleeve is integrally made of a tungsten alloy material and comprises a main rod protective sleeve (1), a needle head protective sleeve (2) and an end part protective sleeve (3), the main rod protective sleeve (1) is in a pipe sleeve type structure formed by butt joint of two groups of semicircular structures, and the needle head protective sleeve (2) and the end part protective sleeve (3) are respectively arranged at two ends of the main rod protective sleeve (1); the disposable syringe is arranged in the protective sleeve, a needle hole (5) is formed in the needle protective sleeve (2), a needle of the disposable syringe penetrates out of the needle hole (5), and a piston rod of the disposable syringe penetrates out of the end protective sleeve (3); an adaptive set is arranged between the disposable injector and the protective sleeve.

2. The hand-held tungsten alloy injector for isotopically labelled drugs of claim 1, wherein: two ends of the main rod sheath (1) are respectively provided with a semicircular connecting part (7), and the outer side of each connecting part (7) is carved with a thread; the needle head sheath (2) and the end part sheath (3) are fixedly connected with the connecting part (7) through thread structures respectively, and the surfaces of the main rod sheath (1), the needle head sheath (2) and the end part sheath (3) are kept flush.

3. The hand-held tungsten alloy injector for isotopically labelled drugs of claim 1, wherein: the positioning pins (8) and the positioning holes (9) are arranged on the side faces of the semicircular structures of the main rod sheath (1) at intervals, and the positioning pins (8) and the positioning holes (9) on the two groups of semicircular structures are correspondingly arranged and mutually clamped; the end part of the positioning pin (8) is of a round table-shaped structure.

4. The hand-held tungsten alloy injector for isotopically labelled drugs of claim 1, wherein: the matching sleeve is made of rubber materials, the inner side size of the matching sleeve is matched with the disposable injector, and the outer side size of the matching sleeve is matched with the main rod sheath (1); the mobile jib is characterized in that a limiting groove (10) is formed in the inner side of the mobile jib sheath (1), the limiting groove (10) is a sinking groove, and a convex point and the limiting groove (10) are correspondingly arranged on the adapting sleeve in a clamped mode.

5. The hand-held tungsten alloy injector for isotopically labelled drugs of claim 1, wherein: the end part of the needle head sheath (2) is provided with a circular truncated cone-shaped guide part (4), and the needle head hole (5) is formed in the end surface of the guide part (4); the end part sheath (3) is provided with a convex limiting block (6), and the limiting block (6) is integrally of a cylindrical structure.