CN111671999A - Nerve block anesthesia needle positioner - Google Patents
Nerve block anesthesia needle positioner Download PDFInfo
- Publication number
- CN111671999A CN111671999A CN202010328411.9A CN202010328411A CN111671999A CN 111671999 A CN111671999 A CN 111671999A CN 202010328411 A CN202010328411 A CN 202010328411A CN 111671999 A CN111671999 A CN 111671999A
- Authority
- CN
- China
- Prior art keywords
- disinfection
- needle
- injection
- anesthesia needle
- push
- 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.)
- Withdrawn
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/427—Locating point where body is to be pierced, e.g. vein location means using ultrasonic waves, injection site templates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dermatology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a nerve block anesthesia needle positioning device which comprises a portable disinfection positioning tube, a retractable push needle disinfection assembly, a constant-speed push injection assembly and an anesthesia needle, wherein the portable disinfection positioning tube is a circular tube type hollow cavity, the retractable push needle disinfection assembly, the constant-speed push injection assembly and the anesthesia needle are arranged in the portable disinfection positioning tube, and the anesthesia needle, the retractable push needle disinfection assembly and the constant-speed push injection assembly are in contact connection. The invention relates to the technical field of medical equipment, in particular to a nerve block anesthesia needle positioning device which is convenient for medical staff to manually control the extension length of a needle head and the injection speed of an anesthesia needle, is beneficial to the medical staff to control the injection rhythm, has the function of bacteria prevention and disinfection, is more compact and flexible in the whole device through the tubular arrangement of a portable disinfection positioning tube, is convenient for the medical staff to flexibly use, and is more beneficial to the positioning and adjustment of the injection position.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a nerve block anesthesia needle positioning device.
Background
Anesthetics refer to drugs that can cause the whole body or local parts of the body to lose consciousness and pain temporarily and reversibly, and can be divided into general anesthetics and local anesthetics according to the action range, and nerve block anesthesia is to inject local anesthetics near peripheral nerve trunks and to anesthetize the area dominated by the nerves by blocking the conduction of nerve impulses.
Present nerve block anesthesia needle positioner is when using, therefore the difficult fixed medical personnel that leads to of anesthesia needle can not the quick accurate searching to the anesthesia position, the syringe needle takes place to rock easily when stabbing, cause to stab and take place the skew a little, cause the lower and deviation of position of anesthesia speed probably to cause the medical malpractice, and carry out the fixed nimble use that can not adjust again of conventional formula with the anesthesia needle, be not convenient for carry and the regulation of anesthesia needle, can not make the syringe needle be in a better puncture point, and then also reduced the rate of use of anesthesia needle, and when conventional anesthetic injection, injection speed and dynamics all are manual control, it is uneven hard to appear easily, it is very fast to cause the injection speed, make the patient produce pain, bring inconvenience for the use.
Disclosure of Invention
In order to solve the existing problems, the invention provides the nerve block anesthesia needle positioning device which is convenient for medical staff to manually control the extension length and the injection speed of the needle head of the anesthesia needle, is beneficial to the medical staff to control the injection rhythm, avoids the pain feeling of patients caused by uneven injection force, is more suitable for taking and replacing the anesthesia needle by opening and closing a cover aiming at the disposable use characteristic of the anesthesia needle, has the antibacterial and disinfection effects, and is more compact and flexible in the whole device through the tubular arrangement of the portable disinfection positioning tube, convenient for the medical staff to flexibly use, and more beneficial to the positioning and adjustment of the injection position.
The technical scheme adopted by the invention is as follows: the invention discloses a nerve block anesthesia needle positioning device which comprises a portable disinfection positioning tube, a retractable push needle disinfection assembly, a constant-speed push injection assembly and an anesthesia needle, wherein the portable disinfection positioning tube is a circular tube type hollow cavity, the retractable push needle disinfection assembly, the constant-speed push injection assembly and the anesthesia needle are arranged in the portable disinfection positioning tube, the anesthesia needle, the retractable push needle disinfection assembly and the constant-speed push injection assembly are in contact connection, the whole device is arranged in a circular tube type device, the device is convenient to hold by hand and does not occupy space, the use is more flexible, and the anesthesia position is convenient to position.
Furthermore, the portable disinfection positioning tube comprises an opening and closing placing part, a handheld control part and a fixed disinfection head, the opening and closing placing part comprises an opening and closing cover and a connecting base, the opening and closing cover and the connecting base are arranged in a semicircular tube shape, the connecting base is integrally connected with the handheld control part, the opening and closing cover is hinged on the connecting base, the retractable push pin disinfection component and the constant-speed push injection component are arranged on the handheld control part, an anesthesia needle shallow groove is arranged in the connecting base, the anesthesia needle is arranged in the anesthesia needle shallow groove, the placement and positioning of the anesthesia needle are facilitated through the arrangement of the anesthesia needle shallow groove, the movement of the anesthesia needle can be prevented from being blocked, the fixed disinfection head is a threaded ring, semicircular ring type threaded connectors are arranged on the opening and closing cover and the connecting base, and the anesthesia needle is a disposable medical product, and the anesthesia needle can be conveniently replaced through the arrangement of the opening and closing cover, and the anesthesia needle is protected and prevented from being polluted by the external environment by closing the opening and closing cover and the threaded connector on the connecting base and rotationally connecting and fixing the opening and closing cover and the threaded connector on the connecting base.
Further, the injection assembly comprises an injection pulley, a spiral tube, a lifting push tube, a push rod and a push block, the injection pulley is rotatably arranged in the portable disinfection positioning tube, the lifting push tube is arranged on the injection pulley in a tubular shape, the spiral tube is sleeved on the lifting push tube in a tubular shape and is fixed in the portable disinfection positioning tube, the spiral tube is provided with a spiral chute, the lifting push tube is provided with a vertical chute, the push rod is provided with a sliding head, the push rod is slidably arranged in the lifting push tube, the sliding head is slidably arranged in the spiral chute and the vertical chute, the anesthetic needle comprises a needle head, a piston push rod and a needle tube, the push block is arranged on the push rod, the lifting push tube is driven to rotate together by rotating the injection pulley, and the pushing force generated by the lifting push tube through the vertical chute drives the sliding head to rotate and rise along the spiral chute, and then drive the catch bar to promote and produce the injection effect through promoting the piston push rod of piece promotion, the power that the injection pulley of sliding produced simultaneously makes the pushing process uniform motion of piston push rod, avoids the speed uneven to cause painful sense to the patient.
Further, retractable pushes away needle disinfection subassembly is including receiving and releasing gear, gear in coordination, promotion screw rod and promotion head, it is rotatable to locate in the portable disinfection locating tube to receive and release the gear in coordination, but the gear is rotatable locate in the portable disinfection locating tube and be located receive and release gear both sides and with receive and release gear engagement, the promotion screw rod is located in coordination on the gear, promote head and promotion screw rod threaded connection, both sides are equipped with the end cap on the needle tubing, be equipped with the end cap groove on the promotion piece, can be fixed in the anesthetic needle on the promotion piece through inserting the end cap into the end cap groove to it drives in coordination the gear rotation to rotate to receive and release the gear, and then drives and promote the screw rod rotation, makes to promote the head and remove on promoting the screw rod, and then drives the.
Further, the fixed disinfection head is provided with a disinfection cotton layer.
Furthermore, the opening and closing cover is provided with a visual window, and the visual window is provided with a scale strip.
Furthermore, a retracting and shifting groove and an injection shifting groove are respectively formed in the positions of the retracting gear and the injection pulley on the portable disinfection positioning tube, and the retracting gear and the injection pulley extend out of the retracting and shifting groove and the injection shifting groove, so that manual shifting is facilitated.
The invention with the structure has the following beneficial effects: this scheme a nerve block anesthesia needle positioner, the syringe needle extension length and the injection speed of medical personnel through manual control anesthesia needle are convenient for through the setting of retractable push pin disinfection subassembly and at the uniform velocity promotion injection subassembly, do benefit to medical personnel to control the injection rhythm, avoid causing painful sense for the patient because of the injection dynamics is uneven, and to the disposable characteristic of anesthesia needle, more be fit for taking the change of anesthesia needle through opening and shutting the lid, the sterile effect of fungi-proofing simultaneously has, and the tubulose setting through portable disinfection registration arm, make the integrated device more compact nimble, be convenient for medical personnel nimble use and more do benefit to the location and the regulation of injection position.
Drawings
FIG. 1 is a schematic view of the overall structure of a nerve block anesthesia needle positioning device of the present invention;
FIG. 2 is a schematic view of the internal structure of a nerve block anesthesia needle positioning device of the present invention;
FIG. 3 is a schematic structural view of the opening and closing placement part of the nerve block anesthesia needle positioning device of the present invention;
FIG. 4 is a schematic structural view of a fixed disinfection head of the nerve block anesthesia needle positioning device of the present invention;
FIG. 5 is a schematic structural view of a lifting push tube of the nerve block anesthesia needle positioning device of the present invention;
FIG. 6 is a schematic structural view of a push rod of the nerve block anesthesia needle positioning device of the present invention;
fig. 7 is a structural schematic diagram of a spiral rotating tube of the nerve block anesthesia needle positioning device of the present invention.
The accompanying drawings, which 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 serve to explain the principles of the invention and not to limit the invention.
The portable disinfection positioning tube comprises a portable disinfection positioning tube 1, a retractable push needle disinfection assembly 2, a retractable push needle disinfection assembly 3, an injection assembly pushed at a constant speed 4, an anesthetic needle 5, an opening and closing placing part 6, a handheld control part 7, a fixed disinfection head 8, an opening and closing cover 9, a connecting base 10, an anesthetic needle shallow groove 11, a threaded connector 12, an injection pulley 13, a spiral rotating tube 14, a lifting push tube 15, a push rod 16, a push block 17, a spiral chute 18, a vertical chute 19, a sliding head 20, a needle head 21, a piston push rod 22, a needle tube 23, a retractable gear 24, a cooperative gear 25, a push screw rod 26, a push head 27, an end cap 28, an end cap groove 29, a disinfection cotton layer 30, a visual window 31, a scale bar 32, a retraction and a poking groove 33, and an injection poking groove.
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.
As shown in fig. 1 to 7, the nerve block anesthesia needle positioning device of the present invention comprises a portable disinfection positioning tube 1, a retractable push needle disinfection component 2, a constant velocity push injection component 3 and an anesthesia needle 4, wherein the portable disinfection positioning tube 1 is a circular tube type hollow cavity, the retractable push needle disinfection component 2, the constant velocity push injection component 3 and the anesthesia needle 4 are arranged in the portable disinfection positioning tube 1, and the anesthesia needle 4, the retractable push needle disinfection component 2 and the constant velocity push injection component 3 are in contact connection.
The portable disinfection positioning tube 1 comprises an opening and closing placing part 5, a handheld control part 6 and a fixed disinfection head 7, wherein the opening and closing placing part 5 comprises an opening and closing cover 8 and a connecting base 9, the opening and closing cover 8 and the connecting base 9 are both arranged in a semicircular tube shape, the connecting base 9 and the handheld control part 6 are integrally connected, the opening and closing cover 8 is hinged to the connecting base 9, the retractable push pin disinfection component 2 and the constant-speed push injection component 3 are arranged on the handheld control part 6, an anesthesia needle shallow groove 10 is arranged in the connecting base 9, an anesthesia needle 4 is arranged in the anesthesia needle shallow groove 10, the fixed disinfection head 7 is a threaded ring, and semicircular threaded connectors 11 are arranged on the opening and closing cover 8 and the connecting base 9;
the constant-speed pushing injection assembly 3 comprises an injection pulley 12, a spiral rotating pipe 13, a lifting push pipe 14, a push rod 15 and a push block 16, the injection pulley 12 is rotatably arranged in the portable disinfection positioning pipe 1, the lifting push pipe 14 is arranged on the injection pulley 12 in a tubular shape, the spiral rotating pipe 13 is sleeved on the lifting push pipe 14 in a tubular shape and is fixed in the portable disinfection positioning pipe 1, the spiral rotating pipe 13 is provided with a spiral sliding groove 17, the lifting push pipe 14 is provided with a vertical sliding groove 18, the push rod 15 is provided with a sliding head 19, the push rod 15 is slidably arranged in the lifting push pipe 14, the sliding head 19 is slidably arranged in the spiral sliding groove 17 and the vertical sliding groove 18, the anesthetic needle 4 comprises a needle head 20, a piston push rod 21 and a needle tube 22, and the push block 16 is arranged on the push rod 15;
the retractable push pin disinfection component 2 comprises a retractable gear 23, a cooperative gear 24, a push screw 25 and a push head 26, the retractable gear 23 is rotatably arranged in the portable disinfection positioning tube 1, the cooperative gear 24 is rotatably arranged in the portable disinfection positioning tube 1, is positioned at two sides of the retractable gear 23 and is meshed with the retractable gear 23, the push screw 25 is arranged on the cooperative gear 24, the push head 26 is in threaded connection with the push screw 25, end caps 27 are arranged at two sides of the needle tube 22, and an end cap groove 28 is arranged on the push block 16;
the fixed disinfection head 7 is provided with a disinfection cotton layer 29;
a visual window 30 is arranged on the opening and closing cover 8, and a scale bar 31 is arranged on the visual window 30;
the portable disinfection positioning tube 1 is provided with a poking and withdrawing groove 32 and an injection poking groove 33 at the poking and withdrawing gear 23 and the injection pulley 12 respectively, and the poking and withdrawing gear 23 and the injection pulley 12 extend out of the poking and withdrawing groove 32 and the injection poking groove 33.
When the device is used, a medical worker rotationally takes down the fixed disinfection head 7 from the opening and closing placing part 5, opens the opening and closing cover 8 to place the anesthesia needle 4 into the anesthesia needle shallow placing groove 10, simultaneously inserts the end cap 27 into the end cap groove 28, the medical worker rotationally connects the fixed disinfection head 7 after closing the opening and closing cover 8, then hands the handheld control part 6 to align the fixed disinfection head 7 to the anesthesia part of a patient, cleans and sterilizes the patient through the disinfection cotton layer 29, then the rotary retraction gear 23 drives the cooperative gear 24 to rotate, further drives the pushing screw rod 25 to rotate, enables the pushing head 26 to move on the pushing screw rod 25, further drives the anesthesia needle 4 to move to push the needle head 20 out and prick the anesthesia part of the patient, the needle head 20 also generates the cleaning and sterilization effect on the needle head 20 when passing through the disinfection cotton layer 29, at the moment, the medical worker rotationally rotates the injection pulley 12 to drive the lifting push tube 14 to rotate together, the lifting push tube 14 rotates to drive the sliding head 19 to rotationally rise along the spiral chute 17 through the driving, and then drive catch bar 15 to promote and promote piston push rod 21 and produce the injection effect through catch block 16, the power that the injection pulley 12 of sliding produced makes the pushing process uniform motion of piston push rod 21 simultaneously, avoids the speed uneven to cause painful sense to the patient, and the medical personnel drive anesthesia needle 4 back to the shallow inslot 10 of anesthesia needle through reverse rotation receiving and releasing gear 23 after the injection is accomplished to take off fixed disinfection head 7 and open and close lid 8 and take out anesthesia needle 4 and change aseptic cotton layer 29.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
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.
Claims (7)
1. A nerve block anesthesia needle positioner which characterized in that: the portable disinfection positioning tube is a circular tube type hollow cavity, the retractable push pin disinfection component, the constant-speed push injection component and the anesthetic needle are arranged in the portable disinfection positioning tube, and the anesthetic needle, the retractable push pin disinfection component and the constant-speed push injection component are connected in a contact mode.
2. The nerve block anesthesia needle positioning device of claim 1, wherein: portable disinfection registration arm places portion, handheld control portion and fixed disinfection head including opening and shutting, the portion of placing that opens and shuts is including opening and shutting the lid and connecting the base, it is the setting of semicircle pipe type to open and shut the lid and connect the base, connect base and handheld control portion integral type and connect, the lid that opens and shuts articulates on connecting the base, retractable push pin disinfection subassembly with at the uniform velocity promote injection subassembly and locate handheld control portion, it is equipped with the shallow groove of anesthesia needle to connect in the base, the anesthesia needle sets up in the shallow groove of anesthesia needle, fixed disinfection head is threaded ring, all be equipped with semicircle ring formula threaded connection head on opening and shutting the lid and connecting the base.
3. The nerve block anesthesia needle positioning device of claim 1, wherein: the at uniform velocity promotes injection assembly and includes injection pulley, spiral shell trachea, lift ejector sleeve, catch bar and catch block, the injection pulley is rotatable to be located in the portable disinfection alignment pipe, the lift ejector sleeve is located on the injection pulley for the tubulose setting, spiral shell trachea establishes for the tubulose cover with the lift ejector sleeve on and be fixed in the portable disinfection alignment pipe, be equipped with the spiral spout on the spiral shell trachea, be equipped with vertical spout on the lift ejector sleeve, be equipped with the slider on the catch bar, the catch bar slidable locates in the lift ejector sleeve and the slider slidable locates spiral spout and vertical spout, the anesthesia needle includes syringe needle, piston push rod and needle tubing, the catch block is located on the catch bar.
4. The nerve block anesthesia needle positioning device of claim 3, wherein: the retractable push pin disinfection component comprises a retractable gear, a cooperative gear, a pushing screw and a pushing head, the retractable gear is rotatably arranged in the portable disinfection positioning pipe, the cooperative gear is rotatably arranged in the portable disinfection positioning pipe and is positioned on two sides of the retractable gear and meshed with the retractable gear, the pushing screw is arranged on the cooperative gear, the pushing head is in threaded connection with the pushing screw, end caps are arranged on two sides of the needle tube, and an end cap groove is formed in the pushing block.
5. The nerve block anesthesia needle positioning device of claim 2, wherein: the fixed disinfection head is provided with a disinfection cotton layer.
6. The nerve block anesthesia needle positioning device of claim 2, wherein: the opening and closing cover is provided with a visual window, and the visual window is provided with a scale strip.
7. The nerve block anesthesia needle positioning device of claim 1, wherein: the portable disinfection positioning tube is provided with a retracting and poking groove and an injection poking groove at the retracting gear and the injection pulley respectively, and the retracting gear and the injection pulley extend out of the retracting and poking groove and the injection poking groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010328411.9A CN111671999A (en) | 2020-04-23 | 2020-04-23 | Nerve block anesthesia needle positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010328411.9A CN111671999A (en) | 2020-04-23 | 2020-04-23 | Nerve block anesthesia needle positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111671999A true CN111671999A (en) | 2020-09-18 |
Family
ID=72433742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010328411.9A Withdrawn CN111671999A (en) | 2020-04-23 | 2020-04-23 | Nerve block anesthesia needle positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111671999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113440226A (en) * | 2021-05-27 | 2021-09-28 | 孙涛 | Injection positioner that obstetrical department's operation anesthesia was used |
-
2020
- 2020-04-23 CN CN202010328411.9A patent/CN111671999A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113440226A (en) * | 2021-05-27 | 2021-09-28 | 孙涛 | Injection positioner that obstetrical department's operation anesthesia was used |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111671999A (en) | Nerve block anesthesia needle positioner | |
| CN105662759A (en) | Integrated nursing device | |
| CN108653895B (en) | Anaesthesia device with auxiliary pain relieving function | |
| CN211884829U (en) | Pediatric medical clinic hand fixing device | |
| CN211658954U (en) | Novel insulin injection pen needle | |
| CN209916917U (en) | Infusion needle head protection device | |
| CN210186164U (en) | Special infusion set of department of general surgery's nursing | |
| CN213554691U (en) | Fixing device for puncture of anesthesia department | |
| CN213758465U (en) | Tumor interventional therapy needle | |
| CN214104354U (en) | Throat examination speculum for pediatrics | |
| CN115040750B (en) | Orthopedic local anesthesia device for accurate limb anti-shake and application method thereof | |
| CN206239486U (en) | A kind of anaesthetic puncture needle | |
| CN108309220A (en) | Dental mouth mirror formula syringe | |
| CN219517403U (en) | Novel needleless connector | |
| CN215874666U (en) | Safety artery blood taking needle | |
| CN111228611B (en) | Auxiliary drug delivery device for oral local anesthesia with built-in needle | |
| CN218979136U (en) | Trocar convenient for puncture and lamination | |
| CN215084091U (en) | Oral cavity periodontitis uses medicine syringe | |
| CN216855431U (en) | Self-repairing vagina contracting small needle | |
| CN216318830U (en) | Portable ophthalmology belt cleaning device | |
| CN113041440A (en) | Infusion needle tube for infectious ward | |
| CN217138863U (en) | Indwelling needle injector for intramuscular injection | |
| CN217390822U (en) | Improved puncture needle with anesthetic injection function | |
| CN216908074U (en) | Clinical puncture ware of internal medicine with adjustable | |
| CN220125332U (en) | Injection needle for cystocele |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200918 |