CN215916005U - Syringe for department of stomatology - Google Patents
Syringe for department of stomatology Download PDFInfo
- Publication number
- CN215916005U CN215916005U CN202121996182.4U CN202121996182U CN215916005U CN 215916005 U CN215916005 U CN 215916005U CN 202121996182 U CN202121996182 U CN 202121996182U CN 215916005 U CN215916005 U CN 215916005U
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- CN
- China
- Prior art keywords
- cylinder
- rod
- needle
- piston
- fixed mounting
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 239000003814 drug Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 abstract description 20
- 239000007924 injection Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 6
- 230000003444 anaesthetic effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 6
- 210000000214 mouth Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229960001957 stomatological preparations Drugs 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010025219 Lymphangioma Diseases 0.000 description 1
- 208000034541 Rare lymphatic malformation Diseases 0.000 description 1
- 239000004098 Tetracycline Substances 0.000 description 1
- 208000010641 Tooth disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000022972 amelogenesis Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 208000013804 chronic ethmoidal sinusitis Diseases 0.000 description 1
- 201000010761 chronic ethmoiditis Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000002741 leukoplakia Diseases 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 210000004086 maxillary sinus Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011165 process development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229960002180 tetracycline Drugs 0.000 description 1
- 229930101283 tetracycline Natural products 0.000 description 1
- 235000019364 tetracycline Nutrition 0.000 description 1
- 150000003522 tetracyclines Chemical class 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model belongs to the technical field of medical appliances, and particularly relates to an injector for department of stomatology, which comprises a needle cylinder, a medicine cylinder, a piston rod, a piston and a handle mechanism, wherein a needle head mechanism is fixedly arranged at the right end of the needle cylinder, the medicine cylinder is fixedly arranged inside the needle cylinder, the piston rod is fixedly arranged inside the medicine cylinder, the piston is fixedly arranged at the right end of the piston rod, the handle mechanism is fixedly arranged at the left end of the needle cylinder, a push rod is fixedly arranged at the left side of the handle mechanism, the left end of the push rod is fixedly connected with a push handle, a sealing ring is fixedly arranged in the middle of the piston rod, and a limiting rod is fixedly arranged at the right side of the sealing ring. This syringe for department of stomatology, when injecting the anesthetic, medical personnel can hold the ring, and the antiskid circle of ring internal surface can prevent to slide at the injection in-process and lead to the skew injection position of cylinder, influences the injection effect, and the piston rod can not be pulled to the outside of cylinder at the in-process of injection liquid medicine push-and-pull, prevents that there is the dust to get into inside the cylinder, reduces health potential safety hazard.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to an injector for stomatology.
Background
Department of stomatology, one of the medical discipline categories, the major stomatological disorders include: stomatoglossal part skin sample, epiderm submaxillary space infection, jaw face lymphangioma, dentate process development deformity, maxillary sinus malignant tumor, jaw bone amelogenesis cytoma, chronic ethmoid sinusitis, mandibular retropulsion, tetracycline teeth disease, tongue leukoplakia, etc.
The injection of medicine is commonly used in the process of stomatological surgery, for example, local anesthesia of a tooth root by injecting anesthetic, and most injectors used in the surgical process are syringe injectors, and because the range of the oral cavity is small, the condition in the oral cavity is difficult to observe in the injection process, so that the syringe slides easily during injection, and the injection effect is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an injector for stomatology to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an injector for department of stomatology, includes cylinder, cartridge case, piston rod, piston and grab handle mechanism, the cartridge case sets up in the inside of cylinder, the piston rod sets up in the inside of cartridge case, the piston sets up in the right-hand member of piston rod, grab handle mechanism sets up in the left end of cylinder.
The handle mechanism comprises a fixing rod, a sleeve, a limiting block, a ring and an anti-slip ring, the fixing rod is fixedly connected to the left end of the needle cylinder, the sleeve is sleeved on the outer surface of the fixing rod, the limiting block is fixedly installed on the left sides of the top and the bottom of the fixing rod, the ring is fixedly connected to the top and the bottom of the sleeve, and the anti-slip ring is fixedly installed on the inner surface of the ring.
Preferably, the right-hand member fixed mounting of cylinder has syringe needle mechanism, cartridge case fixed mounting is in the inside of cylinder, piston rod fixed mounting is in the inside of cartridge case, piston fixed mounting is in the right-hand member of piston rod, grab handle mechanism fixed mounting is in the left end of cylinder, grab handle mechanism's left side fixed mounting has the push rod, the left end fixedly connected with of push rod pushes away the handle, the middle part fixed mounting of piston rod has the sealing ring, the right side fixed mounting of sealing ring has the gag lever post.
Preferably, syringe needle mechanism comprises threaded rod, pintle, needle bar, syringe needle, dirt proof boot, draw-in groove and buckle, threaded rod threaded connection is in the right-hand member of cylinder, pintle fixed mounting is in the right side middle part of threaded rod, needle bar fixed connection is on the right side of pintle, the bottom right side of needle bar is seted up to the syringe needle, buckle fixed mounting is in the right side top and the bottom of threaded rod, the outside of needle bar is established to the dirt proof boot, the left side top and the bottom of dirt proof boot are seted up to the draw-in groove.
Preferably, the right end of the push rod is fixedly connected with the left end of the piston rod, the medicine cylinder is communicated with the left end of the pintle, and the outer surface of the piston is in sealing sliding connection with the inner wall of the medicine cylinder.
Preferably, the number of the finger rings is two, the anti-skidding rings are fixedly mounted on the inner surfaces of the two finger rings, the inner diameter of the sleeve is equal to the outer diameter of the fixing rod, and the inner surface of the sleeve is fixedly connected with the outer surface of the fixing rod.
Preferably, the left end of the needle rod is communicated with the inside of the pintle, the left side of the threaded rod is provided with threads, the threads are matched with the threads arranged at the right end of the needle cylinder, and the buckle is clamped in the clamping groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. this syringe for department of stomatology, through having grab handle mechanism, when injection anesthetic before the operation, medical personnel can hold the ring, and the antiskid ring of ring internal surface can prevent to lead to the skew injection position of cylinder because the slip of hand in the injection process, influences the injection effect.
2. This department of stomatology uses syringe through installing gag lever post and sealing ring, makes the piston rod in the in-process of injection liquid medicine push-and-pull, can not be drawn to the outside of cylinder, prevents that there is the dust to get into inside the cylinder, and the shield is installed to syringe needle part, can prevent that the dust from attaching to on the syringe needle before the use, reduces this department of stomatology uses the health safety hidden danger of syringe.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the needle mechanism of the present invention;
fig. 3 is a structural schematic view of the handle mechanism of the present invention.
In the figure: 1 syringe, 2 syringe needle mechanisms, 201 threaded rods, 202 pintle, 203 needle bar, 204 syringe needles, 205 dust covers, 206 clamping grooves, 207 buckles, 3 cartridge cases, 4 piston rods, 5 pistons, 6 grab handle mechanisms, 601 fixed rods, 602 sleeves, 603 limiting blocks, 604 finger rings, 605 anti-slip rings, 7 push rods, 8 sealing rings, 9 limiting rods and 10 push handles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an injector for department of stomatology, includes cylinder 1, cartridge case 3, piston rod 4, piston 5 and grab handle mechanism 6, and cartridge case 3 sets up in the inside of cylinder 1, and piston rod 4 sets up in the inside of cartridge case 3, and piston 5 sets up in the right-hand member of piston rod 4, and grab handle mechanism 6 sets up in the left end of cylinder 1.
The handle mechanism 6 is composed of a fixed rod 601, a sleeve 602, a limit block 603, a ring 604 and an anti-slip ring 605, the fixed rod 601 is fixedly connected with the left end of the syringe 1, the sleeve 602 is sleeved on the outer surface of the fixed rod 601, the limit blocks 603 are fixedly arranged at the left sides of the top and the bottom of the fixed rod 601, the limit blocks 603 can prevent the sleeve 602 from sliding down, the ring 604 is fixedly connected with the top and the bottom of the sleeve 602, the anti-slip ring 605 is fixedly arranged on the inner surface of the ring 604, the number of the ring 604 is two, the anti-slip ring 605 is fixedly arranged on the inner surface of the two ring 604, the inner diameter of the sleeve 602 is equal to the outer diameter of the fixed rod 601, the inner surface of the sleeve 602 is fixedly connected with the outer surface of the fixed rod 601, by installing the handle mechanism 6, when injecting anesthetic before surgery, a medical worker can hold the anti-slip ring 604 with hands, the ring 605 on the inner surface of the ring 604 can prevent the syringe 1 from deviating from the injection position due to the sliding of the hands during the injection process, affecting the injection effect.
Syringe 1's right-hand member fixed mounting has syringe needle mechanism 2, cartridge case 3 fixed mounting is in syringe 1's inside, 4 fixed mounting of piston rod in cartridge case 3's inside, cartridge case 3 and pintle 202's left end intercommunication, 5 fixed mounting of piston is in piston rod 4's right-hand member, the surface of piston 5 and the sealed sliding connection of inner wall of cartridge case 3, grab handle mechanism 6 fixed mounting is in syringe 1's left end, grab handle mechanism 6's left side fixed mounting has push rod 7, push rod 7's right-hand member and piston rod 4's left end fixed connection, push rod 7's left end fixed connection pushes away handle 10, piston rod 4's middle part fixed mounting has sealing ring 8, sealing ring 8's right side fixed mounting has gag lever post 9, gag lever post 9 and sealing ring 8, make piston rod 4 in the in-process of injection liquid medicine push-pull, can not be drawn to syringe 1's outside, prevent that there is the dust to get into inside syringe 1.
The needle mechanism 2 comprises a threaded rod 201, a pintle 202, a needle bar 203, a needle head 204, a dustproof sleeve 205, a clamping groove 206 and a buckle 207, the threaded rod 201 is connected with the right end of the needle cylinder 1 in a threaded manner, the pintle 202 is fixedly arranged in the middle of the right side of the threaded rod 201, the needle bar 203 is fixedly connected with the right side of the pintle 202, the needle head 204 is arranged on the right side of the bottom of the needle bar 203, the buckle 207 is fixedly arranged at the top and the bottom of the right side of the threaded rod 201, the dustproof sleeve 205 is arranged on the outer side of the needle bar 203, the clamping groove 206 is arranged at the top and the bottom of the left side of the dustproof sleeve 205, the left end of the needle bar 203 is communicated with the inside of the pintle 202, the left side of the threaded rod 201 is provided with threads, the threads are matched with the threads arranged at the right end of the needle cylinder 1, the buckle 207 is clamped in the clamping groove 206, the dustproof sleeve 205 is arranged on the part of the needle head 204 before use, dust can be prevented from attaching to the needle head 204, and the sanitation and safety hidden danger of the injector for department can be reduced, the needle mechanism 2 can be removed and the needle 204 replaced by turning the threaded rod 201.
When the injection syringe is used, the dustproof sleeve 205 is firstly opened, the buckle 207 is separated from the clamping groove 206, the needle 204 is placed in liquid medicine, the push handle 10 is pulled, the piston rod 4 is pulled backwards by the push handle 10, the piston 5 moves backwards, the liquid medicine is sucked into the cartridge 3 from the needle 204, then the finger ring 604 is held by hand, the anti-slip ring 605 on the inner surface of the finger ring 604 can prevent the syringe 1 from deviating from the injection position due to the sliding of hands in the injection process, the needle 204 is inserted into the position of the patient for injecting the liquid medicine, the push handle 10 is slowly pushed, the push handle 10 drives the piston rod 4 to push the piston 5 inside the cartridge 3, and the liquid medicine is gradually injected into the position of the patient for injecting the liquid medicine from the needle 204 inside the cartridge 3.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an injector for department of stomatology, includes cylinder (1), cartridge case (3), piston rod (4), piston (5) and grab handle mechanism (6), its characterized in that: the medicine cylinder (3) is arranged in the needle cylinder (1), the piston rod (4) is arranged in the medicine cylinder (3), the piston (5) is arranged at the right end of the piston rod (4), and the grab handle mechanism (6) is arranged at the left end of the needle cylinder (1);
the handle mechanism (6) is composed of a fixing rod (601), a sleeve (602), a limiting block (603), a ring (604) and an anti-slip ring (605), the fixing rod (601) is fixedly connected to the left end of the needle cylinder (1), the sleeve (602) is sleeved on the outer surface of the fixing rod (601), the limiting block (603) is fixedly installed on the left side of the top and the bottom of the fixing rod (601), the ring (604) is fixedly connected to the top and the bottom of the sleeve (602), and the anti-slip ring (605) is fixedly installed on the inner surface of the ring (604).
2. The injector for stomatology according to claim 1, characterized in that: the right-hand member fixed mounting of cylinder (1) has syringe needle mechanism (2), cartridge case (3) fixed mounting is in the inside of cylinder (1), piston rod (4) fixed mounting is in the inside of cartridge case (3), piston (5) fixed mounting is in the right-hand member of piston rod (4), grab handle mechanism (6) fixed mounting is in the left end of cylinder (1), the left side fixed mounting of grab handle mechanism (6) has push rod (7), the left end fixedly connected with of push rod (7) pushes away handle (10), the middle part fixed mounting of piston rod (4) has sealing ring (8), the right side fixed mounting of sealing ring (8) has gag lever post (9).
3. The injector for stomatology according to claim 2, characterized in that: needle mechanism (2) comprises threaded rod (201), pintle (202), needle bar (203), syringe needle (204), dirt proof boot (205), draw-in groove (206) and buckle (207), threaded rod (201) threaded connection is in the right-hand member of cylinder (1), pintle (202) fixed mounting is in the right side middle part of threaded rod (201), needle bar (203) fixed connection is on the right side of pintle (202), the bottom right side of needle bar (203) is seted up in syringe needle head (204), buckle (207) fixed mounting is in the right side top and the bottom of threaded rod (201), dirt proof boot (205) set up in the outside of needle bar (203), left side top and the bottom of dirt proof boot (205) are seted up in draw-in groove (206).
4. The injector for stomatology according to claim 2, characterized in that: the right end of push rod (7) and the left end fixed connection of piston rod (4), cartridge case (3) and the left end intercommunication of pintle (202), the surface of piston (5) and the sealed sliding connection of inner wall of cartridge case (3).
5. The injector for stomatology according to claim 1, characterized in that: the number of the finger rings (604) is two, the anti-skidding rings (605) are fixedly mounted on the inner surfaces of the two finger rings (604), the inner diameter of the sleeve (602) is equal to the outer diameter of the fixing rod (601), and the inner surface of the sleeve (602) is fixedly connected with the outer surface of the fixing rod (601).
6. The injector for stomatology according to claim 3, characterized in that: the left end of the needle rod (203) is communicated with the inside of the pintle (202), the left side of the threaded rod (201) is provided with threads, the threads are matched with the threads arranged at the right end of the needle cylinder (1), and the buckle (207) is clamped in the clamping groove (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996182.4U CN215916005U (en) | 2021-08-24 | 2021-08-24 | Syringe for department of stomatology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121996182.4U CN215916005U (en) | 2021-08-24 | 2021-08-24 | Syringe for department of stomatology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215916005U true CN215916005U (en) | 2022-03-01 |
Family
ID=80420157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121996182.4U Expired - Fee Related CN215916005U (en) | 2021-08-24 | 2021-08-24 | Syringe for department of stomatology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215916005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211996A (en) * | 2022-06-21 | 2022-10-21 | 西北民族大学 | Device and method for realizing auxiliary periodontal dressing molding after periodontal flap surgery |
-
2021
- 2021-08-24 CN CN202121996182.4U patent/CN215916005U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211996A (en) * | 2022-06-21 | 2022-10-21 | 西北民族大学 | Device and method for realizing auxiliary periodontal dressing molding after periodontal flap surgery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220301 |