CN213031027U

CN213031027U - A syringe for clinical otolaryngology branch of academic or vocational study

Info

Publication number: CN213031027U
Application number: CN202021498103.2U
Authority: CN
Inventors: 陈庭辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-23
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to the technical field of otolaryngology branch of academic or vocational study, and disclose an injector for clinical otolaryngology branch of academic or vocational study, including injection barrel and syringe needle body, injection barrel includes transparent section of thick bamboo, retaining ring, push rod and connector, the inside of transparent section of thick bamboo is equipped with the push rod, the push rod with transparent section of thick bamboo sliding connection, the inside wall of transparent section of thick bamboo below edge department is equipped with the fender ring, the fender ring with transparent section of thick bamboo paste fixedly; the volume of injection barrel is 1ml, the injection needle body, the tip improves, the length of injection needle body is 33mm, the diameter is 0.5mm, the tip is 1mm long, the injection needle body constitutes the syringe needle of syringe with the tip, the specification of this syringe needle is 0.5mm 34mm, bone cape etc. that has leaded to the accidental injury tympanum because of syringe tip overlength has been solved, lead to gas leakage because of syringe tip inclined plane overlength in the reduction patient art and the clinical operation, leak the bad treatment effect's of medicine and risk, solve two people's cooperation injection simultaneously and lead to the inconsistent problem of cooperation, be fit for promoting clinical use.

Description

A syringe for clinical otolaryngology branch of academic or vocational study

Technical Field

The utility model relates to the technical field of otolaryngology branch of academic or vocational study, specifically a syringe for clinical otolaryngology branch of academic or vocational study.

Background

In the process of performing operations such as tympanocentesis liquid extraction, medicament injection in a tympanic cavity and the like in the otolaryngological department, particularly when the treatment of secretory otitis media of children is accompanied with tympanostomy; 1ml skin test injector used at ordinary times, the length of the injector needle is 0.6 x 25, and the length of the needle head inclined plane is 2 mm; using a syringe with the length of 0.5 x 35 and the length of the inclined plane of the needle head of 2mm after 5ml of eyeball; the external auditory canal of an adult is about 25-35mm long, the thickness of the tympanic membrane is 0.1mm, the internal and external diameters of the tympanic membrane of the adult are about 6mm in the upper tympanic cavity and about 4mm in the lower tympanic cavity, the internal and external diameters between the umbilicus part of the tympanic membrane of the middle tympanic cavity and the promontory of the middle tympanic cavity are shortest and are only about 2mm, and the volume of the tympanic cavity is 1-2 ml; the tympanic membrane puncture point is the front lower part of the tympanic membrane, and the umbilical part is very close to the front lower part of the tympanic membrane; usually, a 1ml skin test injector which is usually used is used, the length of an injector needle is 0.6 x 25, the length of a needle head inclined plane is 2mm or 5ml eyeball back injector is used, the length of the injector needle is 0.5 x 35, and the length of the needle head inclined plane is 2mm, so that the operations of tympanic membrane puncture liquid drawing, medicament injection in a tympanic cavity and the like are carried out; because the length of a 1ml syringe needle for skin test is not enough, a syringe is used after 5ml eyeball, the syringe is thick, the resistance of single-hand operation is large, and the stability during operation is poor; the length of the two needle head inclined planes is 2mm, when an operator operates the operation, if the needle head inclined planes completely enter the tympanic cavity, the operator is likely to touch the promontory to cause pain of a patient, if the needle head inclined planes do not completely enter the tympanic cavity, adverse treatment effects such as air leakage and medicine leakage caused by the exposure of the needle head inclined planes exist, and the operation increases the pain and discomfort of the patient and influences the treatment effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an injector for clinical otolaryngology branch of academic or vocational study has solved because of the syringe needle inclined plane overlength leads to the bone cape etc. of accidentally injuring the middle ear tympanic cavity, reduce in the patient art and in the clinical operation lead to gas leakage, leak the bad treatment of medicine because of syringe needle inclined plane overlength in the patient's art with the risk, solve two people's cooperations simultaneously and annotate the medicine and lead to the inconsistent problem of cooperation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an injector for clinical otolaryngological department comprises an injection cylinder body and an injection needle body, wherein the injection cylinder body comprises a transparent cylinder, a check ring, a push rod and a connector, the push rod is arranged in the transparent cylinder and is connected with the transparent cylinder in a sliding way, a baffle ring is arranged at the edge below the inner side wall of the transparent cylinder, the baffle ring is fixedly adhered with the transparent cylinder, the baffle ring is arranged at the edge below the outer side wall of the transparent cylinder, the retainer ring is fixedly adhered with the transparent cylinder, the top end of the transparent cylinder is provided with the connector, the connector is communicated with the transparent cylinder, the outer side wall of the connector is provided with a needle seat, the needle seat is detachably connected with the connector, the injection needle body is arranged at the top of the needle seat and communicated with the needle seat, and a sharp head is arranged at the top of the injection needle body.

Preferably, the length of the injection needle body is 33mm, the diameter of the injection needle body is 0.5mm, and the tip on the injection needle body is 1mm long.

Preferably, the volume of the transparent cylinder is 1 ml.

Preferably, the inner diameter of the baffle ring is smaller than the diameter on the top face of the push rod.

Preferably, the overlooking of the retainer ring is circular ring, and the ring width of the retainer ring is 1 cm.

(III) advantageous effects

The utility model provides an injector for clinical otolaryngology branch of academic or vocational study possesses following beneficial effect:

(1) the utility model discloses in, the injection barrel is disposable clinical conventional instrument of being used in intradermal injection, the volume of injection barrel is 1ml, the injection needle body, the tip improves, the length of injection needle body is 33mm, the diameter is 0.5mm, the tip is 1mm long, the injection needle body constitutes the syringe needle of syringe with the tip, the specification of this syringe needle is 0.5mm 34mm, bone cape etc. that leads to the accidental injury tympanum because of syringe tip overlength has been solved, lead to gas leakage because of syringe tip inclined plane overlength in the reduction patient art and in the clinical operation, leak the bad treatment effect of medicine and risk, solve two people's cooperations simultaneously and annotate the medicine and lead to coordinating uncoordinated problem, be fit for promoting clinical use.

(2) The utility model discloses in, the retaining ring is ring shape, and the ring width of retaining ring is 1cm, changes traditional retaining ring shape and size, and the staff is when clinical operation, and the area that the retaining ring contacted with the staff finger is big, and stability is good, makes things convenient for the finger to support under the fender ring to still newly-increased fender ring, the design of fender ring can be avoided when the syringe extracts the liquid medicine, and the push rod that leads to greatly hard breaks away from transparent cylinder.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention shown in FIG. 1;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is a schematic view of the partial bottom structure of fig. 1 according to the present invention.

In the figure: 100. an injection cylinder; 1. a tip; 2. a needle body is injected; 3. a needle seat; 4. a transparent cylinder; 5. a retainer ring; 6. a push rod; 7. a connector; 8. and (4) a baffle ring.

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.

As shown in fig. 1-4, the utility model provides a technical solution: an injector for clinical otolaryngology department, including syringe body 100 and syringe body 2, syringe body 100 includes transparent barrel 4, retaining ring 5, push rod 6 and connector 7, the inside of transparent barrel 4 is equipped with push rod 6, push rod 6 and transparent barrel 4 sliding connection, the inside wall lower edge department of transparent barrel 4 is equipped with baffle ring 8, baffle ring 8 and transparent barrel 4 are pasted fixedly, the outside wall lower edge department of transparent barrel 4 is equipped with retaining ring 5, retaining ring 5 and transparent barrel 4 are pasted fixedly, the top of transparent barrel 4 is equipped with connector 7, connector 7 is communicated with transparent barrel 4, the outside wall of connector 7 is equipped with needle file 3, needle file 3 and connector 7 can be dismantled and connected, the top of needle file 3 is equipped with syringe body 2, syringe body 2 wants to communicate with needle file 3, the top of syringe body 2 has prong 1, prong 1 has the inclined plane, the improved injector can improve disposable tympanocentesis success rate, relieve pain of patients and increase the effect of tympanometry.

Further, the length of the syringe body 2 is 33mm, the diameter is 0.5mm, the tip 1 on the syringe body 2 is 1mm long, and the sum of the lengths of the syringe body 2 and the tip 1 is 34 mm.

Furthermore, the volume of the transparent cylinder 4 is 1ml, and the transparent cylinder 4 is made of PVC material.

Further, the inner diameter of the baffle ring 8 is smaller than the diameter of the top surface of the push rod 6, the baffle ring 8 is annular, the thickness is 0.3mm, the baffle ring 8 can play a role in blocking, and the push rod 6 is prevented from being separated from the transparent cylinder 4.

Furthermore, the overlooking of the check ring 5 is circular, the ring width of the check ring 5 is 1cm, the contact area of the improved check ring 5 and fingers of workers is large in clinical operation, and the fingers are stable.

To sum up, the utility model discloses a work flow: when using, handheld syringe, handheld otoscope, or tractive auricle on one hand, handheld syringe, when toward the interior injection of tympanic cavity, avoided the assistant to push away the medicine, lead to the mistake to injure the drum cape because of the cooperation is not good, solved in the patient art and in the clinical operation because of syringe needle inclined plane overlength lead to gas leakage, leak the bad treatment effect of medicine and the risk, solved simultaneously for making the inclined plane get into the tympanic cavity completely in the operation process, lead to the bone cape etc. of accidental injury well ear tympanic cavity because of syringe needle inclined plane overlength.

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 syringe for clinical otolaryngology branch of academic or vocational study, includes syringe body (100) and syringe body (2), its characterized in that: the injection barrel body (100) comprises a transparent barrel (4), a check ring (5), a push rod (6) and a connector (7), wherein the push rod (6) is arranged in the transparent barrel (4), the push rod (6) is in sliding connection with the transparent barrel (4), a baffle ring (8) is arranged at the edge of the lower part of the inner side wall of the transparent barrel (4), the baffle ring (8) is fixedly adhered with the transparent barrel (4), the check ring (5) is arranged at the edge of the lower part of the outer side wall of the transparent barrel (4), the check ring (5) is fixedly adhered with the transparent barrel (4), the connector (7) is arranged at the top end of the transparent barrel (4), the connector (7) is communicated with the transparent barrel (4), a needle seat (3) is arranged on the outer side wall of the connector (7), and the needle seat (3) is detachably connected with the connector (7), the top of needle file (3) is equipped with injection needle body (2), injection needle body (2) with needle file (3) are linked together, the top of injection needle body (2) has prong (1).

2. An injector for clinical otolaryngological use according to claim 1, characterized in that: the length of the injection needle body (2) is 33mm, the diameter is 0.5mm, and the pointed end (1) on the injection needle body (2) is 1mm long.

3. An injector for clinical otolaryngological use according to claim 1, characterized in that: the volume of the transparent cylinder (4) is 1 ml.

4. An injector for clinical otolaryngological use according to claim 1, characterized in that: the inner diameter of the baffle ring (8) is smaller than the diameter of the push rod (6) on the top surface.

5. An injector for clinical otolaryngological use according to claim 1, characterized in that: the overlooking of the retainer ring (5) is circular, and the ring width of the retainer ring (5) is 1 cm.