CN211634678U - Thin-head needle syringe - Google Patents

Thin-head needle syringe Download PDF

Info

Publication number
CN211634678U
CN211634678U CN201922361817.2U CN201922361817U CN211634678U CN 211634678 U CN211634678 U CN 211634678U CN 201922361817 U CN201922361817 U CN 201922361817U CN 211634678 U CN211634678 U CN 211634678U
Authority
CN
China
Prior art keywords
order connecting
needle
position department
piston
connecting bolt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201922361817.2U
Other languages
Chinese (zh)
Inventor
赵佳狄
潘承恩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Vocational and Technical College
Original Assignee
Hangzhou Vocational and Technical College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Vocational and Technical College filed Critical Hangzhou Vocational and Technical College
Priority to CN201922361817.2U priority Critical patent/CN211634678U/en
Application granted granted Critical
Publication of CN211634678U publication Critical patent/CN211634678U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model discloses a thin-head needle injector, which comprises a piston handle and a piston shaft, wherein the piston shaft is arranged at the middle position of the bottom of the piston handle, the utility model is additionally provided with a novel connector and an injection needle on the basis of the prior equipment, a first-order connecting bolt and a second-order connecting bolt are arranged on the connector, and a first-order connecting thread and a second-order connecting thread are arranged on the injection needle, and the first-order connecting bolt and the second-order connecting bolt can be perfectly screwed into the first-order connecting thread and the second-order connecting thread, when a user injects vaccines for children and the like, the user can rotate the injection needle and take the injection needle off from an empty cylinder when a large amount of drugs remain in the empty cylinder after injecting a work, and then the user takes out a new injection needle and screws the injection needle into the empty cylinder, then, the user can continue to perform new injection work, and waste of medicines is effectively prevented.

Description

Thin-head needle syringe
Technical Field
The utility model belongs to the technical field of medical instrument is relevant, concretely relates to thin first needle syringe.
Background
The injector is a common medical appliance, mainly uses a needle to extract or inject gas or liquid, can also be used for medical equipment and containers, such as scientific instruments in chromatography, and injects the gas or the liquid through a rubber diaphragm, and the occurrence of a thin-end needle can greatly reduce the inadaptability of a patient when the injector is used, and improve the use comfort of the patient.
The prior thin-head needle injector technology has the following problems: the needle head of the existing thin-head needle syringe is connected with the syringe, and when a user needs to replace different needle heads according to working requirements, the user needs to replace the whole device, so that the working cost of the user is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a thin-end needle syringe to solve the not removable problem of needle tubing that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a thin-head needle injector comprises a piston handle and a piston shaft, the piston shaft is arranged at the middle position of the bottom of the piston handle, a piston is arranged at the bottom of the piston shaft, a hollow cylinder is arranged at the outer side of the piston shaft, a sealing plug is arranged at the top of the inner side of the hollow cylinder, a scale gauge is arranged at the middle position of the front end of the outer side of the hollow cylinder, a connector is arranged at the middle position of the bottom of the hollow cylinder, an injection needle is arranged at the bottom position of the connector, the injection needle comprises a first-step connecting thread, a second-step connecting thread, a connecting piece and a needle tube, the first-step connecting thread is arranged at the top of the inner side of the connecting piece, the inner side of the connecting piece is provided with a second-step connecting thread at the position below the first-step connecting thread, and the middle position of the bottom of the connecting piece is provided with a needle tube.
Preferably, the connector includes connecting pipe, first order connecting bolt and second order connecting bolt, the bottom intermediate position department of connecting pipe is provided with first order connecting bolt, first order connecting bolt's bottom intermediate position department is provided with second order connecting bolt.
Preferably, the scale on the scale is in milliliters.
Preferably, the hollow cylinder is of a circular pipe body structure, and the bottom of the hollow cylinder is provided with a circular through hole structure.
Preferably, the piston has the same size as the inside of the hollow cylinder.
Preferably, a circular through hole is formed in the middle of the inner side of the connecting pipe.
Preferably, circular through hole structures with the same size are arranged in the first-step connecting bolt and the second-step connecting bolt.
Compared with the prior art, the utility model provides a thin-end needle syringe possesses following beneficial effect: the utility model discloses installed neotype connector and syringe needle additional on the basis of current equipment, first order connecting bolt and the second order connecting bolt that sets up on the connector, be provided with first order connecting thread and second order connecting thread on the syringe needle, first order connecting bolt and second order connecting bolt can be perfect in screw in first order connecting thread and the second order connecting thread, when the user is in for the circumstances such as children's injection bacterin, because children are lower to the medicine demand, after having injected a work, when still remaining a large amount of medicines in the empty section of thick bamboo, the user can rotate the syringe needle and then take off the syringe needle from the empty section of thick bamboo, the user takes out new syringe needle then in the empty section of thick bamboo of syringe needle screw in after that, then the user can continue to carry out new injection work, the effectual waste that prevents the medicine.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
FIG. 1 is a schematic view of a thin-tipped needle syringe according to the present invention;
FIG. 2 is a schematic sectional view of a thin-tipped needle syringe according to the present invention;
fig. 3 is a schematic structural diagram of the connection head provided by the present invention;
FIG. 4 is a schematic view of the structure of the needle head provided by the present invention;
in the figure: 1. a piston handle; 2. a scale is carved; 3. an empty cartridge; 4. a connector; 5. an injection needle; 6. a sealing plug; 7. a piston shaft; 8. a piston; 41. a connecting pipe; 42. a first-stage connecting bolt; 43. a second-order connecting bolt; 51. a first step of connecting threads; 52. a second-step connecting thread; 53. a connecting member; 54. a needle cannula.
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. 1-4, the present invention provides a technical solution: a thin-head needle injector comprises a piston handle 1 and a piston shaft 7, wherein the piston shaft 7 is arranged at the middle position of the bottom of the piston handle 1, the piston 8 is arranged at the position of the bottom of the piston shaft 7, the size of the piston 8 is the same as the inner side size of an empty cylinder 3, the piston can be realized by adopting the arrangement, the empty cylinder 3 is arranged at the position of the outer side of the piston shaft 7, the empty cylinder 3 is of a circular tube body structure, the bottom of the empty cylinder 3 is provided with a circular through hole structure, the arrangement is convenient for sucking and injecting drugs into the empty cylinder 3, the inner side top position of the empty cylinder 3 is provided with a sealing plug 6, the middle position of the outer side front end of the empty cylinder 3 is provided with a scale 2, the scale unit on the scale 2 is milliliter, the arrangement can effectively improve the accuracy of the thin-head needle injector, the middle position of the bottom of the empty cylinder 3 is provided, The first-order connecting bolt 42 and the second-order connecting bolt 43 are arranged, a circular through hole is arranged in the middle of the inner side of the connecting pipe 41, medicines in the hollow cylinder 3 can conveniently pass through the connecting head 4 by adopting the arrangement, the first-order connecting bolt 42 is arranged at the middle position of the bottom of the connecting pipe 41, the second-order connecting bolt 43 is arranged at the middle position of the bottom of the first-order connecting bolt 42, circular through hole structures with the same size are arranged in the first-order connecting bolt 42 and the second-order connecting bolt 43, medicines in the hollow cylinder 3 can conveniently enter the injection needle 5 through the connecting head 4 by adopting the arrangement, the injection needle 5 is arranged at the bottom position of the connecting head 4, the injection needle 5 comprises a first-order connecting thread 51, a second-order connecting thread 52, a connecting piece 53 and a needle tube 54, the first-order connecting thread 51 is arranged at the top position of the inner side of the connecting piece 53, and, a needle tube 54 is provided at a bottom intermediate position of the connector 53.
The utility model discloses a theory of operation and use flow: after the utility model is installed, a user firstly checks whether the external appearance of the utility model is intact, confirms that the utility model is in a normal working state, then the user moves the utility model to a position which needs to be used, then the user prepares the medicine which needs to be injected, then the user inserts the injection needle 5 of the utility model into the medicine, then the user pulls the piston handle 1, the piston handle 1 can drive the piston shaft 7 and the piston 8 to suck the medicine into the empty cylinder 3 through the injection needle 5, the user can observe the medicine content in the empty cylinder 3 through the scale table 2 on the empty cylinder 3, after the medicine suction is completed, the user inserts the needle tube 54 of the utility model into the body of the patient, then the user pushes the piston handle 1, the piston shaft 7 and the piston 8 are pushed through the piston handle 1, the medicine in the empty cylinder 3 can be injected into the body of the patient, when the user is injecting vaccine for children, and the like, because the required amount of medicine for children is low, and a large amount of medicine remains in the empty barrel 3, the user can rotate the injection needle 5 and take the injection needle 5 off the empty barrel 3, then the user takes out a new injection needle 5 and then screws the injection needle 5 into the empty barrel 3, and then the injection work is continued by repeating the steps.
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 (7)

1. A thin-headed needle syringe comprising a piston shank (1) and a piston shaft (7), characterized in that: the bottom intermediate position department of piston handle (1) is provided with piston shaft (7), the bottom position department of piston shaft (7) is provided with piston (8), the outside position department of piston shaft (7) is provided with empty section of thick bamboo (3), the inboard top position department of empty section of thick bamboo (3) is provided with sealing plug (6), the outside front end intermediate position department of empty section of thick bamboo (3) is provided with scale table (2), the bottom intermediate position department of empty section of thick bamboo (3) is provided with connector (4), the bottom position department of connector (4) is provided with syringe needle (5), syringe needle (5) are including first order connecting thread (51), second order connecting thread (52), connecting piece (53) and needle tubing (54), the inboard top position department of connecting piece (53) is provided with first order connecting thread (51), the inboard below position department that is located first order connecting thread (51) of connecting piece (53) is provided with second order connecting thread (52) And a needle tube (54) is arranged at the middle position of the bottom of the connecting piece (53).
2. A fine-tipped needle syringe according to claim 1, characterized in that: connector (4) are including connecting pipe (41), first order connecting bolt (42) and second order connecting bolt (43), the bottom intermediate position department of connecting pipe (41) is provided with first order connecting bolt (42), the bottom intermediate position department of first order connecting bolt (42) is provided with second order connecting bolt (43).
3. A fine-tipped needle syringe according to claim 1, characterized in that: the scale unit on the scale (2) is milliliter.
4. A fine-tipped needle syringe according to claim 1, characterized in that: the hollow cylinder (3) is of a circular pipe body structure, and a circular through hole structure is arranged at the bottom of the hollow cylinder (3).
5. A fine-tipped needle syringe according to claim 1, characterized in that: the size of the piston (8) is the same as the size of the inner side of the hollow cylinder (3).
6. A fine-tipped needle syringe according to claim 2, characterized in that: the middle of the inner side of the connecting pipe (41) is provided with a circular through hole.
7. A fine-tipped needle syringe according to claim 2, characterized in that: circular through hole structures with the same size are arranged in the first-step connecting bolt (42) and the second-step connecting bolt (43).
CN201922361817.2U 2019-12-25 2019-12-25 Thin-head needle syringe Expired - Fee Related CN211634678U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922361817.2U CN211634678U (en) 2019-12-25 2019-12-25 Thin-head needle syringe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922361817.2U CN211634678U (en) 2019-12-25 2019-12-25 Thin-head needle syringe

Publications (1)

Publication Number Publication Date
CN211634678U true CN211634678U (en) 2020-10-09

Family

ID=72698862

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922361817.2U Expired - Fee Related CN211634678U (en) 2019-12-25 2019-12-25 Thin-head needle syringe

Country Status (1)

Country Link
CN (1) CN211634678U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114259623A (en) * 2021-10-08 2022-04-01 山东如悦医疗科技有限公司 Rotary inhalation based dose adjustable syringe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114259623A (en) * 2021-10-08 2022-04-01 山东如悦医疗科技有限公司 Rotary inhalation based dose adjustable syringe

Similar Documents

Publication Publication Date Title
CN211634678U (en) Thin-head needle syringe
CN204543140U (en) double syringe
CN209827830U (en) Fixed-dose needleless injector
CN104174101A (en) Silicone oil free prefilled syringe
CN2892119Y (en) Exchangeable needle head structure for needle revertive back type injector and needle head revertive back type injector
CN204951835U (en) Special syringe of diabetes
CN213252065U (en) Disposable special syringe for chemotherapy medicine
CN211272904U (en) Negative pressure liquid-discharging nine-needle head
CN211096698U (en) Veterinary drug solution injector
CN209004904U (en) A kind of syringe
CN219983668U (en) Prefilled catheter flusher with sterile end cap
CN220046700U (en) All-in-one injector
CN100408120C (en) Changeable needle structure of needle retraction type injector, and said injector
CN111097083A (en) Special needleless injector for beauty treatment
CN219721537U (en) Vaccine syringe
CN212282418U (en) Needleless injector
CN216439755U (en) Controllable syringe for department of anesthesia of dose
CN213606819U (en) Spiral bone cement injector suitable for conventional syringe
CN216755124U (en) Heparin cap with spiral positive pressure connector
CN215426659U (en) Be used for general syringe needle of oral cavity syringe metric english system
CN219782825U (en) Injector for treating livestock diseases
CN213374437U (en) Fixed-dose needleless injector
CN214970372U (en) Portable pre-filled syringe protection device
CN215024099U (en) Medicine storage bin of butt joint needleless injector
CN210991842U (en) Syringe for adding medicine to chemotherapy patient

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201009

Termination date: 20211225

CF01 Termination of patent right due to non-payment of annual fee