CN211935140U

CN211935140U - Medicine injection appliance for otolaryngological nursing

Info

Publication number: CN211935140U
Application number: CN201821849050.7U
Authority: CN
Inventors: 王萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-12
Filing date: 2018-11-12
Publication date: 2020-11-17
Anticipated expiration: 2028-11-12

Abstract

The utility model relates to the technical field of medical equipment, and a medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing is disclosed, which comprises an injector, the syringe includes injection syringe and syringe needle, sealed lid is installed to the one end regulation of injection syringe, the threaded rod has been cup jointed in the middle part activity of sealed lid, the one end of threaded rod is cup jointed through one side activity of bearing I and injection handle, and the other end of threaded rod runs through sealed lid and through bearing II and the one end swing joint of injection pole, the other end fixed mounting of injection pole has the piston. This medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing uses through the cooperation of sealed lid, threaded rod, bearing I and bearing II for the leakproofness of injection syringe obtains guaranteeing, and the injection syringe of having avoided syringe commonly used is when using, and difficult to avoid having bacterium, dust and other liquid medicines entering injection syringe, causes the problem of certain potential safety hazard easily, thereby has improved the security when the syringe uses.

Description

Medicine injection appliance for otolaryngological nursing

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a medicine injection appliance for otolaryngological nursing.

Background

The otolaryngology department is a surgical department for diagnosing and treating ears, noses, throats and related head and neck regions, and along with the progress and development of science and technology, medical departments mutually permeate and promote, the scope of the otolaryngology department is expanded, the otolaryngology department, the otoneurosurgery department, the lateral craniofacial department, the audiology and balance science, the rhinoscope surgery department, the rhinoneurosurgery department, the head and neck surgery department, the laryngology microsurgery department, the voice and speech disease department, the otorhinolaryngology department for children and the like appear, and the content of the otolaryngology department is greatly enriched.

The medicine is injected to patient through the syringe to current otolaryngology branch of academic or vocational study generally, but the one end of the injection tube of common syringe is in an opening form, when using, has bacterium, dust and other liquid medicines entering injection tube of unavoidable, causes certain potential safety hazard easily, and in addition, the needle cover of syringe is when providing the protection to the syringe needle, because the material of its plastics for the needle cover drops from the syringe needle easily, influences the use of syringe, for this reason the utility model provides a medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing possesses and prevents that the bacterium from getting into the syringe, prevents the advantage that the syringe needle drops, and the syringe of having solved syringe commonly used is when using, and difficult to avoid has bacterium, dust and other liquid medicines to get into the syringe, causes certain potential safety hazard easily, and in addition, the needle cover of syringe is when providing the protection to the syringe needle, because the material of its plastics for the needle cover drops from the syringe needle easily, influences the problem that the syringe used.

The utility model provides a following technical scheme: the utility model provides an otolaryngology branch of academic or vocational study nursing is with medicine injection apparatus, includes the syringe, the syringe includes injection syringe and syringe needle, sealed lid is installed to the one end regulation of injection syringe, the threaded rod has been cup jointed in the middle part activity of sealed lid, the one end of threaded rod is cup jointed through one side activity of bearing I and injection handle, and the other end of threaded rod runs through sealed lid and the one end swing joint through bearing II and injection pole, the other end fixed mounting of injection pole has the piston, the one end of syringe needle is fixed cup jointed with the connector of injection syringe one end, and the one end of syringe needle is fixed to be seted up flutedly, the outside fixed cup joint of syringe needle has the needle cover, the one end fixed mounting.

Preferably, the middle part of the sealing cover is provided with a threaded hole matched with the threaded rod, and sealing rings are fixedly mounted on two sides of the threaded hole on the sealing cover.

Preferably, the length value of the threaded rod is greater than the difference between the length values of the injection tube and the injection rod, and the thread direction of the threaded rod is the same as that of the threaded hole in the sealing cover.

Preferably, the groove is circular, a through groove matched with the clamping bead is formed in one side of the groove, the depth value of the groove is larger than that of the through groove in one side of the groove, and the width value of the groove is larger than the diameter value of the clamping bead.

Preferably, the quantity of card pearl is two, and two card pearls symmetric distribution are in the both sides of needle cover inner chamber, the material of card pearl is the same with the material of needle cover.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing uses through the cooperation of sealed lid, threaded rod, bearing I and bearing II for the leakproofness of injection syringe obtains guaranteeing, and the injection syringe of having avoided syringe commonly used is when using, and difficult to avoid having bacterium, dust and other liquid medicines entering injection syringe, causes the problem of certain potential safety hazard easily, thereby has improved the security when the syringe uses.

2. This medicine injection apparatus is used in otolaryngology branch of academic or vocational study nursing uses through the cooperation of recess, needle cover and card pearl for the card pearl is fixed in the recess ground, has avoided because needle cover material hardness is lower, makes the needle cover drop from the syringe needle easily, influences the problem that the syringe used, thereby fixes the needle cover on the syringe needle better.

Drawings

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

fig. 2 is a schematic top view of the needle head of the present invention.

In the figure: 1. an injector; 2. an injection tube; 3. a needle head; 4. a sealing cover; 5. a threaded rod; 6. a bearing I; 7. an injection handle; 8. a bearing II; 9. an injection rod; 10. a piston; 11. a connector; 12. a groove; 13. a needle sleeve; 14. and (5) clamping the beads.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, a medicine injection device for otolaryngological care comprises an injector 1, the injector 1 comprises an injection tube 2 and a needle 3, a sealing cover 4 is installed at one end of the injection tube 2, a threaded hole matched with a threaded rod 5 is formed in the middle of the sealing cover 4, sealing rings are fixedly installed on two sides of the threaded hole on the sealing cover 4, the aseptic environment of the inner cavity of the injection tube 2 is ensured by the sealing function of the sealing cover 4, the threaded hole is sealed by the sealing rings on two sides of the threaded hole, so that dust and bacteria in the air are prevented from entering the injection tube 2, the threaded rod 5 is movably sleeved in the middle of the sealing cover 4, the length value of the threaded rod 5 is larger than the difference between the lengths of the injection tube 2 and the injection rod 9, the thread direction of the threaded rod 5 is the same as the thread direction of the threaded hole on the sealing cover 4, and the threaded rod, the threaded rod 5 is driven to move towards the needle head 3, one end of the threaded rod 5 is movably sleeved with one side of an injection handle 7 through a bearing I6, the other end of the threaded rod 5 penetrates through a sealing cover 4 and is movably connected with one end of an injection rod 9 through a bearing II 8, a piston 10 is fixedly installed at the other end of the injection rod 9, one end of the needle head 3 is fixedly sleeved with a connecting head 11 at one end of an injection tube 2, one end of the needle head 3 is fixedly provided with a groove 12, the groove 12 is annular, one side of the groove 12 is provided with a straight-through groove matched with a clamping bead 14, the depth value of the groove 12 is larger than that of the straight-through groove at one side of the groove 12, the width value of the groove 12 is larger than that of the clamping bead 14, the clamping bead 14 moves in the groove 12 after reaching the groove through the straight-through groove through the depth value through the difference between the groove 12 and the straight-through, the one end fixed mounting in the needle cover 13 inner chamber has card pearl 14, and the quantity of card pearl 14 is two, and two card pearls 14 symmetric distribution are in the both sides of needle cover 13 inner chamber, and the material of card pearl 14 is the same with the material of needle cover 13, through card pearl 14, fixes the one end of needle cover 13 in the one end of syringe needle 3 to the drop of needle cover 13 has been prevented.

According to the working principle, firstly, one end of the needle sleeve 13 close to the injection tube 2 is pressed to separate the clamping bead 14 from the groove 12, the needle sleeve 13 is pulled down, then the needle is inserted into the medicine bottle, the injection handle 7 is held to drive the threaded rod 5 to rotate and move outwards at the same time, the injection rod 9 drives the piston 10 to move outwards, medicine liquid is pumped into the injection tube 2, after the medicine liquid is prepared, the needle 3 is inserted into the vein of a patient, the injection handle 7 is pressed, the threaded rod 5 moves inwards, the injection rod 9 drives the piston 10 to move inwards, and the medicine liquid is injected into the body of the patient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 medicine injection appliance for otolaryngology department nursing comprises an injector (1), and is characterized in that: the injector (1) comprises an injection tube (2) and a needle head (3), a sealing cover (4) is arranged at one end of the injection tube (2) in a specified way, a threaded rod (5) is movably sleeved in the middle of the sealing cover (4), one end of the threaded rod (5) is movably sleeved with one side of the injection handle (7) through a bearing I (6), the other end of the threaded rod (5) penetrates through the sealing cover (4) and is movably connected with one end of the injection rod (9) through a bearing II (8), the other end of the injection rod (9) is fixedly provided with a piston (10), one end of the needle head (3) is fixedly sleeved with a connector (11) at one end of the injection tube (2), and one end of the needle head (3) is fixedly provided with a groove (12), the outside of the needle head (3) is fixedly sleeved with a needle sleeve (13), and one end of the inner cavity of the needle sleeve (13) is fixedly provided with a clamping bead (14).

2. The medication injection device for otolaryngological care according to claim 1, characterized in that: the middle part of the sealing cover (4) is provided with a threaded hole matched with the threaded rod (5), and sealing rings are fixedly mounted on two sides of the threaded hole in the sealing cover (4).

3. The medication injection device for otolaryngological care according to claim 1, characterized in that: the length value of the threaded rod (5) is larger than the difference between the length values of the injection pipe (2) and the injection rod (9), and the thread direction of the threaded rod (5) is the same as that of the threaded hole in the sealing cover (4).

4. The medication injection device for otolaryngological care according to claim 1, characterized in that: the groove (12) is annular, a straight-through groove matched with the clamping bead (14) is formed in one side of the groove (12), the depth value of the groove (12) is larger than that of the straight-through groove in one side of the groove (12), and the width value of the groove (12) is larger than that of the clamping bead (14).

5. The medication injection device for otolaryngological care according to claim 1, characterized in that: the quantity of card pearl (14) is two, and two card pearls (14) symmetric distribution are in the both sides of needle cover (13) inner chamber, the material of card pearl (14) is the same with the material of needle cover (13).