CN207640560U - Tympanocentesis needle - Google Patents
Tympanocentesis needle Download PDFInfo
- Publication number
- CN207640560U CN207640560U CN201720454125.0U CN201720454125U CN207640560U CN 207640560 U CN207640560 U CN 207640560U CN 201720454125 U CN201720454125 U CN 201720454125U CN 207640560 U CN207640560 U CN 207640560U
- Authority
- CN
- China
- Prior art keywords
- tube body
- needle tube
- puncture needle
- piston
- baffle
- 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
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses tympanocentesis needles,Including puncturing needle tube body,The puncture needle tube body rear end is provided with first through hole,It is dry that the puncture needle tube body front end is equipped with puncture needle needle,Partition board is installed in the puncture needle tube body,Puncture needle tube body internal partition side is equipped with medicine-filling device,The puncture needle tube body internal partition other side is equipped with liquid absorption device,It is provided with first through hole by puncturing needle tube body rear end,Make the pressure equilibrium in puncture needle tube body,Partition board is installed by puncturing in needle tube body,It punctures needle tube body internal partition side and medicine-filling device is installed,It punctures the needle tube body internal partition other side and liquid absorption device is installed,Make two excessively single single auripuncture of step pain of puncture suction and drug injection that can safely and effectively complete,Flow regulator is installed by puncturing needle tube body Inner Front End partition board both sides,Drug injection is set to be controlled with flow when puncture suction.
Description
Technical field
The utility model is related to ENT dept.'s auripuncture equipment technical fields, specially tympanocentesis needle.
Background technology
The operating process of auripuncture is at present：Operator's left hand holds ear endoscope, determines site of puncture, right hand merging drum
Membrane puncture needle, after puncturing successfully, it is often necessary to which assistant completes the action of suctioning secretions, but usually can when operated by two people
Cause puncture needle to rock indefinite, eardrum puncture hole is made to become larger, leads to that wound is big, eardrum is difficult to heal to puncture, if you need to inject
Drug then needs to carry out secondary puncture, increases patient suffering, for this purpose, it is proposed that a kind of tympanocentesis needle.
Utility model content
The purpose of this utility model is to provide tympanocentesis needles, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions：Tympanocentesis needle, including needle tube body is punctured,
The puncture needle tube body rear end is provided with first through hole, and the puncture needle tube body front end is equipped with puncture needle needle and does, the puncture needle
Partition board is installed, puncture needle tube body internal partition side is equipped with medicine-filling device, the puncture needle tube body internal partition in tube body
The other side is equipped with liquid absorption device, and the puncture needle tube body Inner Front End partition board both sides are equipped with flow regulator；
The medicine-filling device includes first piston handle, and first piston handle front end, which passes through, punctures needle tube body rear end, described
First piston handle front end is equipped with first piston, and the first spring is equipped between the first piston and puncture needle tube body rear end,
Medicine-injecting cavity is formed between the first piston and puncture needle tube body, partition board, flow regulator；
The liquid absorption device includes second piston handle, and second piston handle front end, which passes through, punctures needle tube body rear end, described
Second piston handle front end is equipped with second piston, and second spring is equipped between the second piston and puncture needle tube body rear end,
Negative pressure cavity is formed between the second piston and puncture needle tube body, partition board, flow regulator；
The flow regulator includes first baffle, and the first baffle, which is installed on, to be punctured between needle tube body and partition board,
It is provided with inside groove in the first baffle, the second through-hole is provided on the first baffle, second baffle, institute are installed in the inside groove
It states and is provided with third through-hole on second baffle, described second baffle one end is equipped with third spring, the second baffle other end peace
Equipped with push rod.
Preferably, the first through hole quantity is four.
Preferably, the puncture needle needle does front end and indicates warning line and safety line.
Compared with prior art, the utility model has the beneficial effects that：It is provided with first through hole by puncturing needle tube body rear end,
Make the pressure equilibrium in puncture needle tube body, by puncturing partition board is installed in needle tube body, punctures the installation of needle tube body internal partition side
There is medicine-filling device, punctures the needle tube body internal partition other side and liquid absorption device is installed, make puncture suction and two steps of drug injection
The excessively single single auripuncture of pain can be completed safely and effectively, and flow tune is equipped with by puncturing needle tube body Inner Front End partition board both sides
Regulating device enables drug injection to be controlled with flow when puncture suction, is passed through by first piston handle front end and punctures needle tube body
Rear end, first piston handle front end are equipped with first piston, enable first piston handle that first piston to be driven to move, and pass through
First spring is installed, first piston is filled with needle tube body, partition board, flow-rate adjustment is punctured between one piston and puncture needle tube body rear end
Medicine-injecting cavity is formed between setting, and enables the elastic force that first piston passes through the first spring that the drug in medicine-injecting cavity is passed through puncture needle needle
Dry injection eardrum intracavitary, is passed through by second piston handle front end and punctures needle tube body rear end, second piston handle front end is equipped with second
Piston enables second piston handle that second piston to be driven to move, by being equipped between second piston and puncture needle tube body rear end
Second spring, second piston and punctures needle tube body, partition board, forms negative pressure cavity between flow regulator, makes second piston the
Suction force is generated under the action of two spring tensions, by the secretion negative suction intracavitary of eardrum chamber, by being provided on first baffle
Second through-hole is equipped with second baffle in inside groove, is provided with third through-hole on second baffle, enables liquid and secretion by
Two through-holes and third through-hole are equipped with third spring by second baffle one end, make the weight between the second through-hole and third through-hole
Closing area size can be adjusted, to adjust flow.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model flow regulator structural schematic diagram.
In figure：1, puncture needle tube body, 101, first through hole, 2, puncture needle needle it is dry, 3, partition board, 4, medicine-filling device, 41, first
Piston handle, 42, first piston, the 43, first spring, 44, medicine-injecting cavity, 5, liquid absorption device, 51, second piston handle, 52, second lives
Plug, 53, second spring, 54, negative pressure cavity, 6, flow regulator, 61, first baffle, 611, inside groove, the 612, second through-hole, 62,
Second baffle, 621, third through-hole, 63, third spring, 64, push rod, 7, warning line, 8, safety line.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：Tympanocentesis needle, including puncture needle tube body 1, institute
It states and punctures needle tube body 1 rear end and be provided with first through hole 101, make the pressure equilibrium in puncture needle tube body 1, before the puncture needle tube body 1
End is equipped with puncture needle needle dry 2, and partition board 3,1 internal partition of the puncture needle tube body, 3 side peace are equipped in the puncture needle tube body 1
Equipped with medicine-filling device 4,1 internal partition of the puncture needle tube body, 3 other side is equipped with liquid absorption device 5, and puncture suction is made to be noted with drug
Penetrating two excessively single single auripuncture of step pain can safely and effectively complete, 1 Inner Front End partition board of the puncture needle tube body, 3 both sides
Flow regulator 6 is installed, drug injection is enable to be controlled with flow when puncture suction；
The medicine-filling device 4 includes first piston handle 41, after 41 front end of first piston handle passes through puncture needle tube body 1
End, 41 front end of first piston handle are equipped with first piston 42, enable first piston handle 41 that first piston 42 to be driven to move,
First spring 43, the first piston 42 and puncture needle tubing are installed between 1 rear end of the first piston 42 and puncture needle tube body
Medicine-injecting cavity 44 is formed between body 1, partition board 3, flow regulator 6, and first piston 42 is enable to pass through the elastic force of the first spring 43
Drug in medicine-injecting cavity 44 is passed through into the dry 2 injection eardrum intracavitary of puncture needle needle；
The liquid absorption device 5 includes second piston handle 51, after 51 front end of second piston handle passes through puncture needle tube body 1
End, 51 front end of second piston handle are equipped with second piston 52, enable second piston handle 51 that second piston 52 to be driven to move,
Second spring 53, the second piston 52 and puncture needle tubing are installed between 1 rear end of the second piston 52 and puncture needle tube body
Negative pressure cavity 54 is formed between body 1, partition board 3, flow regulator 6, makes second piston 52 under the action of 53 pulling force of second spring
Suction force is generated, it will be in the secretion negative suction chamber 54 of eardrum chamber；
The flow regulator 6 includes first baffle 61, and the first baffle 61, which is installed on, punctures needle tube body 1 and partition board
Between 3, it is provided with inside groove 611 in the first baffle 61, the second through-hole 612, the inside groove 611 are provided on the first baffle 61
Second baffle 62 is inside installed, third through-hole 621 is provided on the second baffle 62, enables liquid and secretion by second
Through-hole 612 and third through-hole 621,62 one end of the second baffle are equipped with third spring 63, keep the second through-hole 612 and third logical
Overlapping region between hole 621 is sized to adjust, and to adjust flow, 62 other end of the second baffle is equipped with push rod
64。
Specifically, 101 quantity of the first through hole is four, the pressure in puncture needle tube body 1 is made to keep balance.
Specifically, the puncture needle needle, which does 2 front ends, indicates warning line 7 and safety line 8, auripuncture operation is made more to pacify
Entirely, reliably, not easy damaged inner ear.
Operation principle：When the utility model is used, preparing before operation, the first step：It presses and punctures pushing away for 1 side of needle tube body
Bar 64 makes to be connected between the second through-hole 612 and third through-hole 621, and push-in second piston handle 51 makes second spring 53 be in and stretches
Then state decontrols push rod 64, negative pressure cavity 54 is in negative pressure state at this time；
Second step：The push rod 64 for puncturing 1 other side of needle tube body is pressed, makes to connect between the second through-hole 612 and third through-hole 621
It is logical, pull first piston handle 41, it would be desirable to inject in drug sucking medicine-injecting cavity 44, then decontrol push rod 64, at this time the first spring
43 are in compressive state；
After the completion of preparation, patient is allowed to set position, routine disinfection paving is single, and operator's left hand holds endotoscpe, and the right hand is held
Tympanocentesis needle when the needle point for doing 2 front ends in puncture needle needle wears out eardrum and is less than warning line 7, is pressed and punctures needle tube body 1 one
The push rod 64 of side makes to be connected between the second through-hole 612 and third through-hole 621, and second is driven under the effect of 53 retraction of second spring
The movement of piston 52 generates suction force, by the secretion negative suction chamber 54 of eardrum chamber, push rod 64 is decontroled after the completion of suction, later
The push rod 64 for puncturing 1 other side of needle tube body is pressed, makes to be connected between the second through-hole 612 and third through-hole 621, in the first spring 43
It drives the movement of first piston 42 to generate thrust under the action of pushing, to inject medicine in tympanum, after injection, pulls out
Go out tympanocentesis needle, operation is completed, and if you need to do Bacteria Culture to puncture fluid, puncture needle needle dry 2 is disassembled, puncture needle tubing is pressed
The push rod 64 of 1 side of body pushes second piston handle 51.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (3)
1. tympanocentesis needle, including puncture needle tube body (1), it is characterised in that：It is logical that puncture needle tube body (1) rear end is provided with first
Hole (101), puncture needle tube body (1) front end are equipped with puncture needle needle and do (2), the punctures needle tube body (1) is interior be equipped with every
Plate (3), puncture needle tube body (1) internal partition (3) side are equipped with medicine-filling device (4), puncture needle tube body (1) internal partition
(3) other side is equipped with liquid absorption device (5), and puncture needle tube body (1) Inner Front End partition board (3) both sides are equipped with flow-rate adjustment dress
It sets (6)；
The medicine-filling device (4) includes first piston handle (41), and first piston handle (41) front end, which passes through, punctures needle tube body (1)
Rear end, first piston handle (41) front end are equipped with first piston (42), the first piston (42) and puncture needle tube body (1)
First spring (43) is installed, the first piston (42) fills with needle tube body (1), partition board (3), flow-rate adjustment is punctured between rear end
It sets and forms medicine-injecting cavity (44) between (6)；
The liquid absorption device (5) includes second piston handle (51), and second piston handle (51) front end, which passes through, punctures needle tube body (1)
Rear end, second piston handle (51) front end are equipped with second piston (52), the second piston (52) and puncture needle tube body (1)
Second spring (53) is installed, the second piston (52) fills with needle tube body (1), partition board (3), flow-rate adjustment is punctured between rear end
It sets and forms negative pressure cavity (54) between (6)；
The flow regulator (6) includes first baffle (61), the first baffle (61) be installed on puncture needle tube body (1) with
Between partition board (3), it is provided with inside groove (611) in the first baffle (61), the second through-hole is provided on the first baffle (61)
(612), second baffle (62) is installed in the inside groove (611), third through-hole (621) is provided on the second baffle (62),
Described second baffle (62) one end is equipped with third spring (63), and second baffle (62) other end is equipped with push rod (64).
2. tympanocentesis needle according to claim 1, it is characterised in that：First through hole (101) quantity is four.
3. tympanocentesis needle according to claim 1, it is characterised in that：The puncture needle needle does (2) front end and indicates warning
Line (7) and safety line (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720454125.0U CN207640560U (en) | 2017-04-20 | 2017-04-20 | Tympanocentesis needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720454125.0U CN207640560U (en) | 2017-04-20 | 2017-04-20 | Tympanocentesis needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207640560U true CN207640560U (en) | 2018-07-24 |
Family
ID=62885330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720454125.0U Expired - Fee Related CN207640560U (en) | 2017-04-20 | 2017-04-20 | Tympanocentesis needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207640560U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893283A (en) * | 2019-03-22 | 2019-06-18 | 卢乐 | A kind of cud disease treatment device |
| CN109893284A (en) * | 2019-03-22 | 2019-06-18 | 卢乐 | Cud disease treatment device |
| CN110269647A (en) * | 2019-06-26 | 2019-09-24 | 刘永 | A kind of Nephrology dept.'s sting device |
-
2017
- 2017-04-20 CN CN201720454125.0U patent/CN207640560U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893283A (en) * | 2019-03-22 | 2019-06-18 | 卢乐 | A kind of cud disease treatment device |
| CN109893284A (en) * | 2019-03-22 | 2019-06-18 | 卢乐 | Cud disease treatment device |
| CN110269647A (en) * | 2019-06-26 | 2019-09-24 | 刘永 | A kind of Nephrology dept.'s sting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207640560U (en) | Tympanocentesis needle | |
| CN203226857U (en) | Anorectal hemostasis administration device | |
| CN109481746A (en) | A kind of thoracic drainage and thoracentesis conduit | |
| CN204543206U (en) | A kind of Anesthesia Department injection device | |
| WO2015010222A1 (en) | Self-sealing anti-thrombotic venous indwelling needle and use method thereof | |
| CN205515814U (en) | Double -barrelled binary channels syringe and syringe needle | |
| CN208660053U (en) | A kind of anesthesia syringe with stable injectable function | |
| CN203954351U (en) | Portable medical syringe pump | |
| CN204181677U (en) | Disposable pair of capsule ventilation nasal cavity hemostatic catheter | |
| CN206275819U (en) | A kind of medicament fumigating therapeutic equipments | |
| CN208756722U (en) | A kind of facial burn infant nasal obstruction oxygen inhalation tube | |
| CN209060127U (en) | A kind of ear-nose-throat department sputum aspirator | |
| CN208958883U (en) | A kind of device for cerebrospinal fluid displacement after lumbar puncture | |
| CN107754029A (en) | A kind of device for cerebrospinal fluid displacement after lumbar puncture | |
| CN204411094U (en) | A kind of ophthalmologic operation note inhales device | |
| CN205994817U (en) | A kind of radiopharmaceutical injection device | |
| CN208552621U (en) | A kind of self-locking type vacuum suction syringe | |
| CN107441586A (en) | A kind of portable transfusion auxiliary device | |
| CN209595862U (en) | A kind of Pain Management anesthetic care device | |
| CN208693934U (en) | A kind of oncology syringe | |
| CN203043293U (en) | Washing and suction device used for wound surface treatment | |
| CN203663231U (en) | Pressure booster for lumbar anesthesia | |
| CN201578688U (en) | Ear canal drug injection instrument | |
| CN208693399U (en) | A kind of portable disposable uterine cavity tissue sucker | |
| CN107693092A (en) | A kind of portable disposable uterine cavity tissue sucker |
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: 20180724 Termination date: 20200420 |