CN213220037U - Anesthetic needle for injection - Google Patents
Anesthetic needle for injection Download PDFInfo
- Publication number
- CN213220037U CN213220037U CN202020720189.2U CN202020720189U CN213220037U CN 213220037 U CN213220037 U CN 213220037U CN 202020720189 U CN202020720189 U CN 202020720189U CN 213220037 U CN213220037 U CN 213220037U
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- CN
- China
- Prior art keywords
- needle
- mounting ring
- needle cylinder
- injection
- cylinder
- 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
- 238000002347 injection Methods 0.000 title claims abstract description 31
- 239000007924 injection Substances 0.000 title claims abstract description 31
- 230000003444 anaesthetic effect Effects 0.000 title claims abstract description 19
- 210000002445 nipple Anatomy 0.000 claims abstract description 19
- 239000011324 bead Substances 0.000 claims description 7
- 206010002091 Anaesthesia Diseases 0.000 abstract description 5
- 230000037005 anaesthesia Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000012260 Accidental injury Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Images
Abstract
The utility model discloses an anesthetic needle for injection, which belongs to the technical field of anesthetic needles and comprises a needle head and an injector, wherein the outer wall of the other end of a needle cylinder of the injector is provided with a circle of first mounting ring parallel to the end surface of the needle cylinder, a pair of flaky clamping pieces symmetrically distributed along the axis of the needle cylinder are hinged on the first mounting ring, and a plurality of notches for the clamping pieces to be inserted are arranged on a piston rod of the injector at intervals along the length direction; a circle of second mounting ring is arranged on the periphery of the middle part of the needle cylinder, and a pair of springs symmetrically distributed along the axis of the needle cylinder are connected between the second mounting ring and a rod handle of the injector; the circumference interval is equipped with a plurality of archs on the pintle inner wall of syringe needle, and the nipple outer wall of syringe corresponds along length direction and sets up the spout that supplies the arch to slide in, and the one end of the spout that is close to nipple and cylinder junction is buckled to nipple's circumferencial direction and is formed L shape structure. The utility model discloses need not the manual work and press the injection, and the installation is shirked between syringe needle and the syringe and is simply swift, has still realized the accurate location injection to the anesthesia position simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the anesthetic needle, specifically speaking is an anesthetic needle for injection.
Background
Anesthesia is an important auxiliary diagnostic means widely used for pain elimination, patient safety, and creation of good surgical conditions in performing surgery or diagnostic examination procedures, and is sometimes used for pain control to alleviate injuries.
During use, the anesthetic needle is held by a medical practitioner with the syringe, the needle tip of the needle is inserted into the patient, and the piston is slowly pushed to slowly introduce the anesthetic into the patient.
However, in the actual use process, the piston is pushed by hand, so that the sliding is easy to occur, the position of the needle point is deviated, and the injection to the patient and the injury to the patient are influenced; most of the prior needle bolts of the needle are clamped on the nipple of the injector, and the needle is separated from the injector in order to prevent the needle from being clamped tightly, but in this way, the needle is difficult to pull out after injection, and medical care personnel are easily accidentally injured by accident; in addition, the accurate injection of the anesthetic is the key for implementing anesthesia, and the problem of inaccurate positioning caused by insufficient light can occur during the injection of the existing anesthetic needle.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned technique, provide an injection with anesthesia needle, need not the manual work and press the injection, and the installation is shirked between syringe needle and the syringe and is simply swift, has still realized the accurate location injection to the anesthesia position simultaneously.
In order to realize the purpose of the utility model, the utility model adopts the technical scheme that:
an anesthetic needle for injection comprises a needle head and an injector, wherein the needle head comprises a needle stem, a needle point and a pintle, wherein the needle point and the pintle are arranged at two ends of the needle stem; the injector comprises a needle cylinder, a piston and a piston rod connected to the piston are arranged in the needle cylinder, a rod handle is arranged at the end part of the piston rod positioned outside the needle cylinder, and a nipple for inserting a pintle is arranged at one end of the needle cylinder; a circle of second mounting ring is arranged on the periphery of the middle part of the needle cylinder, and a pair of springs symmetrically distributed along the axis of the needle cylinder are connected between the second mounting ring and the rod handle; the circumference interval is equipped with a plurality of circular-arc archs on the inner wall of pintle, the spout that supplies protruding cunning is seted up along length direction correspondence to the nipple outer wall, is close to nipple and cylinder junction the one end of spout is buckled to nipple's circumferencial direction and is formed L shape structure, mutually not crossing between each spout.
When the pintle is inserted into the nipple, the pintle slides in from one end of the chute in the linear direction through the protrusion, and the pintle is rotated at the bending part of the chute, so that the protrusion slides to the other end of the chute, and the whole pintle is fixed; when the needle plug is detached, the needle plug is rotated in the opposite direction, so that the bulge slides out of the sliding groove.
The utility model discloses a further improvement lies in, the arch is equipped with four, and the spout that corresponds promptly also is equipped with four.
The utility model is further improved in that a plurality of LED lamp beads are arranged on one end face of the needle cylinder close to the needle head and are evenly distributed along the circumferential direction of the edge of the end face of the needle cylinder at intervals; and a power supply assembly used for controlling the LED lamp beads to turn off is arranged on the second mounting ring, and the power supply assembly is arranged on the other side surface of the second mounting ring opposite to the spring.
The utility model discloses a further improvement lies in, the cylinder outer wall is equipped with the graduation apparatus along length direction, makes things convenient for the reading.
The utility model discloses a further improvement lies in, the notch width of piston rod is 1mm, and the distance between two adjacent notches is 1 mm.
The utility model discloses a further improvement lies in, the outer fringe of No. two collars surpasss the outer fringe of a collar, the spring sets up between the outer fringe of No. two collars and a collar, the spring both ends are connected perpendicularly on No. two collars and pole handle.
The utility model has the advantages that:
(1) the utility model discloses a spring and fastener cooperation, during the use, the pulling lever handle, with anesthetic suction cylinder in, after reaching required amount, block the piston rod with the fastener, when treating the injection, insert patient with the needle point and receive the needle position, dial the fastener, the piston rod is in spring force effect down, with anesthetic automatic injection patient internal, need not the manual injection of pressing, convenient and fast, labour saving and time saving has avoided the manual phenomenon that slides and make the needle point skew of pressing down the appearance.
(2) The utility model discloses a pintle is installed to arch and spout complex mode, and the installation is firm, and it is convenient to shirk, has avoided the easy accidental injury medical personnel's of traditional mode risk.
(3) The utility model discloses a set up LED lamp pearl, can concentrate the position that the illumination needs the injection, make things convenient for the accurate location injection of medical personnel.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is a sectional view taken along line B-B of fig. 1.
In the figure: the needle comprises a needle head 1, a syringe 2, a needle stem 1.1, a needle point 1.2, a pintle 1.3, a needle cylinder 2.1, a piston 2.2, a piston rod 2.3, a rod handle 2.4, a nipple 2.5, a first mounting ring 3, a clamping piece 4, a notch 5, a second mounting ring 6, a spring 7, a protrusion 8, a sliding groove 9, an LED lamp bead 10, a power supply component 11 and a dial gauge 12.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Referring to fig. 1-3, an anesthetic needle for injection comprises a needle head 1 and an injector 2, wherein the needle head 1 comprises a needle stem 1.1, a needle point 1.2 and a pintle 1.3, which are arranged at two ends of the needle stem 1.1; the injector 2 comprises a needle cylinder 2.1, a piston 2.2 and a piston rod 2.3 connected to the piston 2.2 are arranged in the needle cylinder 2.1, a rod handle 2.4 is arranged at the end part of the piston rod 2.3 positioned outside the needle cylinder 2.1, a nipple 2.5 for inserting a pintle 1.3 is arranged at one end of the needle cylinder 2.1, a circle of first mounting ring 3 parallel to the end surface of the needle cylinder is arranged on the outer wall of the other end of the needle cylinder 2.1, a pair of sheet-shaped clamping pieces 4 symmetrically distributed along the axis of the needle cylinder 2.1 are hinged on the first mounting ring 3, the clamping pieces 4 can rotate around a hinge point, the rotating direction of the clamping pieces is parallel to the end surface of the needle cylinder 2.1, and a plurality of notches 5 for inserting; a circle of second mounting ring 6 is arranged on the periphery of the middle part of the needle cylinder 2.1, and a pair of springs 7 which are symmetrically distributed along the axis of the needle cylinder 2.1 are connected between the second mounting ring 6 and the rod handle 2.4; circumferential interval is equipped with a plurality of circular-arc archs 8 on the inner wall of pintle 1.3, and the spout 9 that supplies protruding 8 to slide in is seted up along length direction correspondence to nipple 2.5 outer wall, and the one end of spout 9 that is close to nipple 2.5 and cylinder 2.1 junction is buckled to nipple 2.5's circumferencial direction and is formed L shape structure, mutually nonintersecting between each spout 9.
When the pintle 1.3 is inserted into the nipple 2.5, the projection 8 slides in from one end of the sliding groove 9 in the linear direction, and the pintle 1.3 is rotated at the bending part of the sliding groove 9, so that the projection 8 slides to the other end of the sliding groove 9, and the whole pintle 1.3 is fixed; when the needle plug is detached, the pintle 1.3 is rotated in the opposite direction, so that the bulge 8 slides out of the sliding groove 9.
The protrusions 8 are provided with four, i.e. the corresponding sliding grooves 9 are also provided with four.
The end face, close to the needle head 1, of the needle cylinder 2.1 is provided with a plurality of LED lamp beads 10, and the LED lamp beads 10 are uniformly distributed at intervals along the circumferential direction of the edge of the end face of the needle cylinder 2.1; and a power supply assembly 11 (the power supply assembly 11 comprises a power supply, the power supply is connected with the LED lamp post through a wire, and a switch is arranged on a connecting line between the power supply and the LED lamp post) for controlling the LED lamp beads 10 to be turned off is arranged on the second mounting ring 6, and the power supply assembly 11 is arranged on the other side surface of the second mounting ring 6 opposite to the spring 7.
The outer wall of the needle cylinder 2.1 is provided with a dial gauge 12 along the length direction, so that the reading is convenient.
The width of the notch 5 of the piston rod 2.3 is 1mm, and the distance between two adjacent notches 5 is 1 mm.
The outer edge of the second mounting ring 6 exceeds the outer edge of the first mounting ring 3, the spring 7 is arranged between the outer edges of the second mounting ring 6 and the first mounting ring 3, and two ends of the spring 7 are vertically connected to the second mounting ring 6 and the rod handle 2.4.
The above-mentioned structural design's advantage lies in:
adopt spring 7 and fastener 4 cooperation, during the use, pulling rod handle 2.4, in the anesthetic suction cylinder 2.1, reach required amount after, block piston rod 2.3 with fastener 4, when treating the injection, insert patient with needle point 1.2 and receive the needle position, dial fastener 4 open, piston rod 2.3 is under spring 7 elastic force effect, it is internal with the automatic injection patient of anesthetic, need not the manual injection of pressing, and is convenient and fast, time saving and labor saving, the phenomenon that the manual pressure appears sliding and make needle point 1.2 skew has been avoided.
Adopt protruding 8 and 9 complex modes of spout to install pintle 1.3, the installation is firm, and it is convenient to shirk, has avoided the easy accidental injury medical personnel's of traditional mode risk.
Through setting up LED lamp pearl 10, can concentrate the position that the illumination needs the injection, make things convenient for the accurate location injection of medical personnel.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (6)
1. An anesthetic needle for injection comprises a needle head (1) and an injector (2), wherein the needle head (1) comprises a needle stem (1.1), a needle point (1.2) and a pintle (1.3) which are arranged at two ends of the needle stem (1.1); the injector (2) comprises a needle cylinder (2.1), a piston (2.2) and piston rods (2.3) (2.3) connected to the piston (2.2) are arranged in the needle cylinder (2.1), a rod handle (2.4) is arranged at the end parts of the piston rods (2.3) (2.3) positioned outside the needle cylinder (2.1), one end of the needle cylinder (2.1) is provided with a nipple (2.5) for inserting the pintle (1.3), the injector is characterized in that a circle of first mounting ring (3) parallel to the end surface of the needle cylinder is arranged on the outer wall of the other end of the needle cylinder (2.1), a pair of sheet-shaped clamping pieces (4) symmetrically distributed along the axis of the needle cylinder (2.1) are hinged on the first mounting ring (3), the clamping pieces (4) can rotate around a hinge point, the rotating direction of the clamping pieces is parallel to the end surface of the needle cylinder (2.1), and a plurality of notches (5) for inserting the clamping pieces (4) are arranged on the piston rods; a circle of second mounting ring (6) is arranged on the periphery of the middle part of the needle cylinder (2.1), and a pair of springs (7) symmetrically distributed along the axis of the needle cylinder (2.1) is connected between the second mounting ring (6) and the rod handle (2.4); circumferential interval is equipped with a plurality of circular-arc archs (8) on the inner wall of pintle (1.3), nipple (2.5) outer wall corresponds along length direction and offers spout (9) that supply protruding (8) to slide in, is close to nipple (2.5) and cylinder (2.1) junction the one end of spout (9) is buckled to the circumferencial direction of nipple (2.5) and is formed L shape structure, mutually nonintersecting between each spout (9).
2. An injection needle according to claim 1, characterized in that said projections (8) are provided with four, respectively four, sliding grooves (9).
3. The anesthetic needle for injection as claimed in claim 1, wherein a plurality of LED lamp beads (10) are mounted on one end surface of the needle cylinder (2.1) near the needle head (1), and are uniformly distributed at intervals along the circumferential direction of the edge of the end surface of the needle cylinder (2.1); be equipped with on No. two collar (6) and be used for controlling LED lamp pearl (10) and put out power supply module (11) bright, power supply module (11) set up on the another side of No. two collar (6) relative with spring (7).
4. An injection needle according to claim 1, characterized in that the outer wall of the needle cylinder (2.1) is provided with graduations (12) along the length.
5. An injection needle according to claim 1, characterized in that the width of the recess (5) of the plunger rod (2.3) (2.3) is 1mm and the distance between two adjacent recesses (5) is 1 mm.
6. An injection anesthetic needle according to claim 1, characterized in that the outer edge of the second mounting ring (6) exceeds the outer edge of the first mounting ring (3), the spring (7) is arranged between the outer edges of the second mounting ring (6) and the first mounting ring (3), and two ends of the spring (7) are vertically connected to the second mounting ring (6) and the lever handle (2.4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020720189.2U CN213220037U (en) | 2020-05-06 | 2020-05-06 | Anesthetic needle for injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020720189.2U CN213220037U (en) | 2020-05-06 | 2020-05-06 | Anesthetic needle for injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213220037U true CN213220037U (en) | 2021-05-18 |
Family
ID=75867988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020720189.2U Expired - Fee Related CN213220037U (en) | 2020-05-06 | 2020-05-06 | Anesthetic needle for injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213220037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730731A (en) * | 2021-09-01 | 2021-12-03 | 江苏治宇医疗器材有限公司 | Anti-needle-stick safety device for injection device |
-
2020
- 2020-05-06 CN CN202020720189.2U patent/CN213220037U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730731A (en) * | 2021-09-01 | 2021-12-03 | 江苏治宇医疗器材有限公司 | Anti-needle-stick safety device for injection device |
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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 |
Granted publication date: 20210518 |