CN216798399U

CN216798399U - Protective sleeve of injector

Info

Publication number: CN216798399U
Application number: CN202123436332.9U
Authority: CN
Inventors: 王亚敏; 张志永; 陈敏
Original assignee: Beijing Senke Medicine Co ltd
Current assignee: Beijing Senke Medicine Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-24
Anticipated expiration: 2031-12-31

Abstract

The application discloses lag of syringe, it includes first lag and the second lag that is made by plumbous and can amalgamate each other, the cavity that holds that is used for holding the syringe is all offered to first lag and the inner wall that the second lag is relative, the side of first lag is provided with the picture peg along its length direction, the side of second lag is seted up along its length direction and is pegged graft complex slot with the picture peg, works as the picture peg is pegged graft in the slot when, the side laminating relative with the second lag of first lag, be provided with the magnetic metal that is used for the actuation picture peg in the slot, be provided with on the first lag and be used for carrying out the locking Assembly who locks to the picture peg. The device can shield the radioactivity of technetium [99mTc ] solution, and has the effect of protecting medical personnel.

Description

Protective sleeve of injector

Technical Field

The application relates to the technical field of medical equipment, in particular to a protective sleeve of an injector.

Background

Nuclide drugs, also known as radiopharmaceuticals, refer to a special class of preparations that contain radionuclides and are used in medical diagnosis and therapy. Among them, the nuclide drugs that have acquired the national drug approval code are called radiopharmaceuticals, which are radionuclide preparations or labeled drugs used for clinical diagnosis or treatment. At present, dozens of nuclide drugs loaded by national drug standards in China have been used for covering the fields of tumor, cardiovascular and cerebrovascular imaging, renal function examination, diagnosis and treatment of thyroid diseases, tumor treatment, rheumatoid treatment and the like.

Technetium-99 is a kind of hexagonal crystal silver metal as one kind of nuclide medicine. The prepared liquid medicine is technetium 99mTc solution, which has radioactivity and may be harmful to human body during transferring the solution with syringe.

SUMMERY OF THE UTILITY MODEL

Provided is a protective cover for a syringe, which can shield radioactivity of a technetium [99mTc ] solution and has an effect of protecting medical staff.

The application provides a lag of syringe adopts following technical scheme:

the utility model provides a lag of syringe, includes first lag and the second lag that is made by plumbous and can amalgamate each other, the chamber that holds that is used for holding the syringe is all offered to first lag and the inner wall that the second lag is relative, the side of first lag is provided with the picture peg along its length direction, the side of second lag is seted up along its length direction and is pegged graft complex slot with the picture peg, works as when the picture peg is pegged graft in the slot, the side laminating that first lag and second lag are relative, be provided with the magnetic metal that is used for the actuation picture peg in the slot, be provided with the locking Assembly who is used for locking the picture peg on the first lag.

By adopting the technical scheme, when the injector is required to be used, the inserting plate of the first protective sleeve is inserted into the inserting groove of the second protective sleeve, and the injector is fixed in the accommodating cavities of the first protective sleeve and the second protective sleeve by combining the locking function of the locking component, and the radioactivity of the technetium [99mTc ] solution in the injector can be shielded because the first protective sleeve and the second protective sleeve are both made of lead, so that medical personnel can be protected.

Preferably, the inner wall of the slot is provided with a locking groove, and the side wall of the inserting plate is provided with a sliding groove communicated with the locking groove; locking Assembly includes latch segment and elastic component, the latch segment slides and connects in the locking groove, the one end fixed connection of elastic component is in the spout towards the tank bottom in locking groove, the other end fixed connection of elastic component is in the lateral wall in latch segment locking groove dorsad, the latch segment is the round platform form, just the terminal surface area of latch segment orientation locking groove is less than the terminal surface area in dorsad locking groove.

By adopting the technical scheme, in the process that the inserting plate is inserted into the inserting groove, the inclined side wall of the locking block is extruded by the side edge of the second protecting sleeve and is compressed into the sliding groove, the elastic piece is in a compressed state at the moment, and when the sliding groove is aligned with the locking groove, the elastic piece recovers deformation to push the locking block to be inserted into the locking groove, so that the aim of locking the inserting plate is fulfilled.

Preferably, the first protecting sleeve and the second protecting sleeve are provided with covered edges at one ends close to the needle head, through holes attached to the outer wall of the needle head are formed in the two inner walls opposite to the covered edges, and when the first protecting sleeve and the second protecting sleeve are mutually spliced, the two inner walls opposite to the covered edges are attached.

By adopting the technical scheme, the edge-covered arrangement is convenient for wrapping the end face of the syringe mounting needle, so that the end face of the syringe mounting needle is conveniently shielded.

Preferably, the first protective sleeve, the second protective sleeve and the inner wall of the wrapping edge are provided with rubber sleeves.

Through adopting above-mentioned technical scheme, the rubber sleeve has elasticity, has avoided first lag, second lag and the rigid contact of borduring and syringe lateral wall, is convenient for protect the syringe.

Preferably, the lateral wall that magnetic metal is close to the second lag outside is provided with the joint strip, the lateral wall that the slot is close to the second lag outside is seted up along the joint groove of its length direction extension, the joint strip slides with the joint groove and is connected, the terminal surface intercommunication that the syringe needle was kept away from to the one end in joint groove and second lag.

Through adopting above-mentioned technical scheme, when magnetic metal was extracted to needs, operating personnel only need to the one end pulling magnetic metal of keeping away from the syringe needle, until joint strip with the joint groove separation alright, the installation with reason, loading and unloading are convenient.

Preferably, the clamping strip is adhered to the side wall of the magnetic metal.

Through adopting above-mentioned technical scheme, the dismouting of joint strip and magnetic metal is convenient for to the mode of bonding, and the process is simple and convenient.

In summary, the present application has the following beneficial effects:

before the syringe is filled with the technetium [99mTc ] solution, an operator firstly inserts the inserting plate into the inserting groove, and simultaneously, the locking assembly locks the inserting plate, so that the syringe can be fixed in the accommodating cavities of the first protective sleeve and the second protective sleeve, and meanwhile, the edge covering can wrap the end face of the syringe provided with the needle head, so that the radioactivity of the technetium [99mTc ] solution filled in the syringe can be shielded conveniently, and the aim of protecting medical staff is fulfilled.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Figure 2 is a schematic view of the first and second shield members of an embodiment of the present application at the end distal to the needle.

Figure 3 is a partial cross-sectional view of the first protective sleeve and the second protective sleeve of an embodiment of the present application.

Description of reference numerals: 1. a first protective cover; 11. inserting plates; 12. a chute; 2. a second protective cover; 21. a slot; 22. a locking groove; 23. a clamping groove; 3. a housing chamber; 4. a magnetic metal; 5. a locking assembly; 51. a locking block; 52. an elastic member; 6. edge covering; 61. a through hole; 7. a rubber sleeve; 8. a clamping strip; 9. a syringe.

Detailed Description

The application discloses lag of syringe, refer to fig. 1, including first lag 1, second lag 2 and bordure 6.

Referring to fig. 1 and 2, the first protective sleeve 1 and the second protective sleeve 2 are both in a semicircular tubular shape, and the inner walls of the first protective sleeve 1 and the second protective sleeve 2 opposite to each other are provided with accommodating chambers 3. The first and second protective sleeves 1, 2 can be assembled to form a complete circular tube, so as to facilitate the packaging of the syringe 9 in the containment chamber 3. The terminal surface of first lag 1 and 2 one ends of second lag and the journal stirrup butt of cylinder, the other end of first lag 1 and second lag 2 all is provided with bordures 6, and through-hole 61 has all been seted up to 6 relative inner walls of two bordures. Two bordures 6 and is used for wrapping up the terminal surface that the syringe installed the syringe needle, and the inner wall of two through-holes 61 is laminated with the outer wall of syringe needle for hold the syringe needle.

Referring to fig. 2, in order to prevent the first shield 1, the second shield 2 and the binding 6 from directly contacting the outer wall of the syringe, rubber sleeves 7 are adhered to the inner walls of the first shield 1, the second shield 2 and the binding 6.

Referring to fig. 2, the first protection sleeve 1 is provided with insertion plates 11 at both side edges thereof, and the insertion plates 11 extend along the length direction of the first protection sleeve 1. Two sides of second lag 2 have all been seted up slot 21, and slot 21 extends along the length direction of second lag 2, and picture peg 11 is pegged graft with slot 21 and is cooperated. When the inserting plate 11 is inserted into the inserting groove 21, the opposite side edges of the first protective sleeve 1 and the second protective sleeve 2 are attached. The first protective sleeve 1, the second protective sleeve 2, the binding 6 and the insert plate 11 are made of lead.

Referring to fig. 2 and 3, the side wall of the slot 21 close to the inner side of the second protection sleeve 2 is provided with a locking groove 22, the side wall of the inserting plate 11 close to the inner side of the first protection sleeve 1 is provided with a sliding groove 12, the sliding groove 12 and the locking groove 22 are provided with multiple groups, and the sliding groove 12 and the locking groove 22 are arranged in a one-to-one correspondence manner. When the inserting plate 11 is inserted into the inserting groove 21, the sliding groove 12 is communicated with the locking groove 22.

Referring to fig. 3, each runner 12 is provided with a locking assembly 5 therein, and the locking assembly 5 is used for fixing the insert plate 11 in the slot 21. The locking assembly 5 comprises a locking block 51 and an elastic element 52, wherein the locking block 51 is in a circular truncated cone shape, the locking block 51 is perpendicular to the length direction of the first protection sleeve 1, and the area of the end surface of the locking block 51 facing the locking groove 22 is larger than the area of the end surface of the locking block 51 facing away from the locking groove 22. One end of the elastic element 52 is fixedly connected to the bottom of the sliding groove 12 facing the locking groove 22, and the other end of the elastic element 52 is fixedly connected to the side wall of the locking block 51 facing away from the locking groove 22. The elastic member 52 is a spring or a rubber strip.

Referring to fig. 2 and 3, the side wall of the slot 21 facing the locking groove 22 is provided with a magnetic metal 4, the magnetic metal 4 is made of magnetic material such as iron, cobalt, nickel, etc., and the magnetic metal 4 is used for attracting and fixing the insert plate 11. The lateral wall that magnetic metal 4 is close to the second lag 2 outside is provided with joint strip 8, and slot 21 has seted up joint groove 23 near the lateral wall in the second lag 2 outside, and joint strip 8 is the T shape with the cross-section in joint groove 23. Joint groove 23 extends along the length direction of second lag 2, and joint strip 8 slides with joint groove 23 and is connected to the terminal surface intercommunication of syringe needle is kept away from to the one end in joint groove 23 and second lag 2, and the other end in joint groove 23 extends to the direction that is close to bordure 6. In order to facilitate replacement of the magnetic metal 4, the clamping strip 8 is adhered to the side wall of the magnetic metal 4. When magnetic metal 4 need be extracted, operating personnel only need to be to the one end pulling magnetic metal 4 who keeps away from the syringe needle, until joint strip 8 with joint groove 23 separation alright, the installation is with the same reason.

The implementation principle of the embodiment of the application is as follows:

before the syringe 9 is filled with technetium [99mTc ] solution, an operator inserts the inserting plate 11 into the inserting slot 21, and during the process of inserting the inserting plate 11 into the inserting slot 21, the inclined side wall of the locking block 51 is pressed by the side edge of the second protective sleeve 2 and compressed into the sliding slot 12, at this time, the elastic member 52 is in a compressed state, and when the sliding slot 12 is aligned with the locking slot 22, the elastic member 52 returns to deform to push the locking block 51 to be inserted into the locking slot 22, thereby achieving the purpose of locking the inserting plate 11. At the same time, the covering edge 6 wraps the end face of the needle cylinder close to the needle, so as to wrap the needle cylinder in the accommodating chamber 3. Due to the protection effect of the rubber sleeve 7, the rigid contact between the first protection sleeve 1, the second protection sleeve 2 and the covered edge 6 and the needle cylinder is avoided, the needle cylinder is protected conveniently, the purpose of shielding the radioactivity of the technetium [99mTc ] solution contained in the syringe 9 is realized, and then medical care personnel are protected.

Similarly, in the process of pulling out the inserting plate 11, the side wall of the locking groove 22 extrudes the inclined side wall of the locking block 51, so that the locking block 51 is extruded into the sliding groove 12 until the locking block 51 is separated from the locking groove 22, and then the inserting plate 11 is separated from the inserting groove 21, so that the purpose of separating the first protecting sleeve 1 from the second protecting sleeve 2 is realized, and the needle cylinder is convenient to clean.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A protective sleeve of a syringe is characterized in that: comprises a first protective sleeve (1) and a second protective sleeve (2) which are made of lead and can be spliced with each other, the inner walls of the first protective sleeve (1) and the second protective sleeve (2) which are opposite to each other are provided with containing chambers (3) for containing syringes (9), the side edge of the first protective sleeve (1) is provided with an inserting plate (11) along the length direction, the side edge of the second protective sleeve (2) is provided with a slot (21) which is matched with the inserting plate (11) in an inserting way along the length direction, when the inserting plate (11) is inserted into the inserting groove (21), the opposite side edges of the first protective sleeve (1) and the second protective sleeve (2) are jointed, a magnetic metal (4) used for attracting the inserting plate (11) is arranged in the slot (21), and the first protective sleeve (1) is provided with a locking assembly (5) for locking the inserting plate (11).

2. A protective cover for a syringe according to claim 1, wherein: the inner wall of the slot (21) is provided with a locking groove (22), and the side wall of the inserting plate (11) is provided with a sliding groove (12) communicated with the locking groove (22); locking Assembly (5) include latch segment (51) and elastic component (52), latch segment (51) slide and connect in spout (12) and locking groove (22), the one end fixed connection of elastic component (52) is in the tank bottom of spout (12) orientation locking groove (22), the other end fixed connection of elastic component (52) is in the lateral wall of latch segment (51) locking groove (22) dorsad, latch segment (51) are the round platform form, just the terminal surface area of latch segment (51) orientation locking groove (22) is less than the terminal surface area of locking groove (22) dorsad.

3. A protective cover for a syringe according to claim 1, wherein: first lag (1) and second lag (2) are close to the one end of syringe needle and all are provided with bordure (6), two bordure (6) relative inner wall and offer through-hole (61) with the laminating of syringe needle outer wall, work as when first lag (1) and second lag (2) amalgamate each other, two bordure (6) relative inner wall laminating.

4. A protective cover for a syringe according to claim 2, wherein: the elastic member (52) is a spring.

5. A protective cover for a syringe according to claim 2, wherein: the elastic piece (52) is a rubber strip.

6. A protective cover for a syringe according to claim 1, wherein: the inner walls of the first protective sleeve (1), the second protective sleeve (2) and the wrapping edge (6) are all provided with rubber sleeves (7).

7. A protective cover for a syringe according to claim 1, wherein: the lateral wall that magnetic metal (4) are close to the second lag (2) outside is provided with joint strip (8), joint groove (23) that extend along its length direction are seted up to lateral wall that slot (21) are close to the second lag (2) outside, joint strip (8) slide with joint groove (23) and are connected, the terminal surface intercommunication of syringe needle is kept away from with second lag (2) to the one end in joint groove (23).

8. A protective cover for a syringe according to claim 7, wherein: the clamping strip (8) is adhered to the side wall of the magnetic metal (4).