CN104799908B - Structure and its ultrasound knife are twisted for what ultrasound knife was connected - Google Patents
Structure and its ultrasound knife are twisted for what ultrasound knife was connected Download PDFInfo
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- CN104799908B CN104799908B CN201510201334.XA CN201510201334A CN104799908B CN 104799908 B CN104799908 B CN 104799908B CN 201510201334 A CN201510201334 A CN 201510201334A CN 104799908 B CN104799908 B CN 104799908B
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- knob body
- stop part
- bar component
- knife bar
- knife
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
Present invention offer is a kind of to twist structure for what ultrasound knife was connected, including knife bar component and the knob body being set in outside knife bar component, in two parts of the knife bar component and knob body, it is circumferentially arranged on one of part to have at least two stop parts, it is provided with another part and corresponding with stop part twists part；Described to twist in two kinds of parts of part and stop part, at least one part is flexible；When rotating forward knob body, the part of twisting is pressed on stop part, when torsion is more than preset value, is twisted part and is crossed stop part and depart from stop part；When rotating backward knob body, the stop part, which is blocked, twists part, limits its rotation.The present invention will twist structure assembly to apparatus in itself on, the on the one hand function with torque spanner and without removing or extra installation, situation about will not drop, it is ensured that the normal connection of ultrasound knife.It is simple in construction, it is to avoid the stained appliances by external tool connection, doctor is easy to use.
Description
Technical field
It is more particularly to a kind of to twist structure and its super for what ultrasound knife was connected the present invention relates to technical field of medical instruments
Sound knife.
Background technology
In the application technology of ultrasound knife, because cutter head and transducer are Split type structure, both are connected by nipple,
In connection procedure, it is necessary to be fastened as a whole can normal work, conventional mode is additional a set of torque spanner, and this is pulled
Hand must be installed and removed, inconvenient operation via apparatus front end；And spanner is smaller, easily lost when operating room is sterilized
Lose；Due to training the reason such as not in place, doctor often forgets this spanner, it is possible to drop on the ground, then also needs to again
With but the spanner fallen on the ground has been contaminated, and not sterilizing can stained appliances, it is impossible to use；So that ultrasound knife can not work and bring
Inconvenience.
The content of the invention
The deficiencies in the prior art in view of the above, the purpose of invention is to provide a kind of for twisting that ultrasound knife is connected
Structure and its ultrasound knife, when being easy to the ultrasound knife to work, the connection of cutter head and transducer.
In order to achieve the above objects and other related objects, present invention offer is a kind of twists structure for what ultrasound knife was connected,
Including knife bar component and the knob body being set in outside knife bar component, in two parts of the knife bar component outer wall and knob body
In, it is circumferentially arranged on one of part to have at least two stop parts, it is provided with another part corresponding with stop part
Twist part；Described to twist in two kinds of parts of part and stop part, at least one part is flexible；Rotating forward knob body
When, the part of twisting is pressed on stop part, when torsion is more than preset value, is twisted part and is crossed stop part and taken off with stop part
From；When rotating backward knob body, the stop part, which is blocked, twists part, limits its rotation.
Using said structure, when knife bar component is connected with transducer, to screw as forward direction, pull down to be reverse；Forward direction turns
During dynamic knob body, twist part and compress stop part and drive knife bar component together to rotate and realize and spun with transducer, work as torsion
When power is more than preset value, stop part or twists part and occur reversible elastic deformation, cause to cross stop part and produce power suddenly
The release of square, goes round and begins again.It can so ensure cause not screw because of the difference of people or firmly excessive make in connection
Into threaded connection head rupture, apparatus is damaged.When taking knife bar component and transducer apart, twisting that part is directly against can not on stop part
Stop part is crossed, and is rotated simultaneously.The structure with apparatus sheet, makes it have torque spanner directly by twist-on structure setting
Function and without removing or extra installation, situation about will not drop is easy to operate.
As preferred：The part of twisting is arranged on knob body, and the stop part is arranged on knife bar component outer wall, described
Part is twisted to protrude inwardly from wall in knob body, the recessed knife bar component outer wall of stop part；
Or it is described twist wall in the recessed knob body of part, the stop part is outstanding in knife bar component outer wall；
Or the part of twisting is protruded inwardly from wall in knob body, the stop part is outstanding in knife bar component outer wall；
When rotating forward knob body, it is inclined plane that this, which twists part and the face that compresses of stop part,.Twist part and stop part one
Individual protrusion, another is recessed, or both all to protrude, as long as meeting its torsional requirements.
As preferred：The stop part is the projection for protruding from knife bar component outer wall, and raised height is positive along knob body
The direction of rotation is gradually increased, and forms and twist arcwall face or inclined plane that part is compressed.
As preferred：Window corresponding with stop part is offered on the knob body, the part of twisting revolves for upper window edge
The circumferentially disposed cantilever of button body, the free end of the cantilever extends inwardly into the inner chamber of knob body, and close to knife bar component outer wall.
The free end of cantilever corresponds to the low one end of stop part, when rotating backward knob body, the high one end of the stop part
Block and twist part.
As preferred：The convex cross section is triangle or wedge shape.
As preferred：The knife bar component includes outer tube, inner sleeve and the ul-trasonic irradiation being arranged successively from outside to inside
Bar, inner sleeve and the ul-trasonic irradiation bar is connected to haircut, and the stop part is arranged on outer tube.
As preferred：The stop part is 2 to 8, and is circumferentially uniformly distributed along outer tube.
As preferred：The stop part is integrally formed with outer tube, described to twist part and knob body by integral forming, one into
Type is convenient for production, and stabilized structure is difficult to drop.
A kind of ultrasound knife, including transducer, in addition to it is described be used for that ultrasound knife to connect twist structure, the knife bar group
Part is threadedly coupled with transducer, in addition to housing, trip gear etc..
As described above, the beneficial effects of the invention are as follows：Torque requiremnt is being met, in the case of not damaging apparatus, will twisted
Rotation structure is integrated into apparatus and come up in itself, on the one hand the function with torque spanner and without removing or extra installation,
Situation about will not drop, it is ensured that the normal connection of ultrasound knife.It is simple in construction, it is to avoid to be connected by external tool and pollute device
Tool, doctor is easy to use, it is not easy to malfunction.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is Fig. 1 sectional view；
Fig. 3 is the fiting relation figure of knob body and knife bar component；
Fig. 4 is the structural representation of outer tube；
Fig. 5 is stop part and to twist the fiting relation figure of part when screwing cutter head and transducer；
Fig. 6 is stop part and to twist the fiting relation figure of part when pulling down cutter head and transducer.
Piece mark explanation
1 knife bar component
11 ul-trasonic irradiation bars
12 inner sleeves
13 outer tubes
14 connectors
15 limit casings
16 elastic supporting mechanisms
17 bearing pins
18 is raised
2 knob bodies
21 windows
22 cantilevers
Embodiment
Illustrate the embodiment of invention by particular specific embodiment below, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of invention easily.It should be noted that positive, anti-mentioned by the present invention
To being, when knife bar component 1 is connected with transducer, to screw as forward direction, to pull down to be reverse.
Embodiment
As shown in Figures 1 to 4, the present invention provide it is a kind of for ultrasound knife connect twist structure, including knife bar component 1 with
And be set in the knob body 2 outside knife bar component 1, this example knife bar component 1 and include inner sleeve 12 and be connected to after inner sleeve 12
The connector 14 in portion, inner sleeve 12 is enclosed on outside ul-trasonic irradiation bar 11, is cased with outer tube 13 outside inner sleeve 12, inner sleeve 12 and super
Sound wave effect bar 11 is connected to haircut, and same bearing pin 17 passes perpendicularly through outer tube 13, inner sleeve 12 and ul-trasonic irradiation bar
11；The overcoat limited location sleeve pipe 15 of connector 14, limit casing 15 is threadedly coupled with connector 14.The kink of elastic supporting mechanism 16
Outside limit casing 15, two ends are against on limit casing 15 and connector 14 respectively.
It is circumferentially arranged on the outer wall of outer tube 13 to have at least two stop parts, this example for 4 projections 18, and along overcoat
Pipe 13 is circumferential to be uniformly distributed, projection 18 and the integrated injection molding of outer tube 13, and with the outer wall rounding off of outer tube 13.Other realities
2-8 etc. can be set by applying in example, be provided with knob body 2 it is corresponding with stop part twist part, twist two kinds of part and stop part
In part, at least one part is flexible, as long as having a kind of part to occur elasticity when two kinds of parts are mutually compressed
Deformation, naturally it is also possible to be all made up of elastic material；When rotating forward knob body 2, twist part and be pressed on stop part,
When torsion is more than preset value, twists part and cross stop part and depart from stop part；When rotating backward knob body 2, stop part
Block and twist part, limit its rotation.
The direction that the height of projection 18 is rotated forward along knob body 2 is gradually increased, and forms and twist the arcwall face that part is compressed
Or inclined plane.Stop part section is triangle or wedge shape, twists part and is integrally formed with knob body 2, is integrally formed convenient for production, knot
Structure is firm to be difficult to drop.
Offered on knob body 2 with raised 18 corresponding windows 21, be circumferentially provided with 4 along knob body 2 on window 21 and hang
Arm 22, the cantilever 22 is to twist part, and the free end of the cantilever 22 extends inwardly into the inner chamber of knob body 2, and close to or be pressed in knife
On the outer wall of bar assembly 1.The free end of cantilever 22 corresponds to raised 18 low one end, and the other end corresponds to raised 18 high one end,
When rotating backward knob body 2, the high one end of stop part, which is blocked, twists part.
In other embodiment, it can be to be set on the block being arranged on the inwall of knob body 2, the outer wall of outer tube 13 to twist part
Either recess and block coordinate or twist part and be outwardly concaved by the inwall of knob body 2 and formed prominent part, and stop part is sets
Projecting part on the outer wall of outer tube 13, as long as meeting its torsional requirements, when rotating forward knob body 2, this twists part
The face that compresses with stop part is inclined plane, can cross stop part when torsion is more than certain value.
When knife bar component 1 is connected with transducer, to screw as forward direction, pull down to be reverse；As shown in figure 5, rotating forward
During knob body 2, cantilever 22 compresses projection 18 and drives the knife bar component 1 together to rotate and realize and spun with transducer, works as torsion
When power is more than preset value, reversible elastic deformation occurs for projection 18 or cantilever 22, causes to cross projection 18 and produce power suddenly
The release of square, goes round and begins again.It can so ensure cause not screw because of the difference of people or firmly excessive make in connection
It is broken into threaded connector 14, damages apparatus.As shown in fig. 6, when taking knife bar component 1 and transducer apart, cantilever 22 is directly supported
Projection 18 can not be crossed in projection 18, and is rotated simultaneously.The structure with apparatus sheet, makes it directly by twist-on structure setting
Function with torque spanner and without removing or extra installation, situation about will not drop is easy to operate.
As described above, the beneficial effects of the invention are as follows：Torque requiremnt is being met, in the case of not damaging apparatus, will twisted
Rotation structure is integrated into apparatus and come up in itself, on the one hand the function with torque spanner and without removing or extra installation,
Situation about will not drop, it is ensured that the normal connection of ultrasound knife.It is simple in construction, it is to avoid to be connected by external tool and pollute device
Tool, doctor is easy to use, it is not easy to malfunction.
Invention also provides a kind of ultrasound knife, including housing, the trip gear on housing is arranged on, that also wraps is above-mentioned
The mechanisms such as structure, in addition to the transducer being threadedly coupled with ul-trasonic irradiation bar 11, these machines are twisted for what ultrasound knife was connected
Structure belongs to prior art, can clearly be expressed by description, therefore omit accompanying drawing in the present invention.
Any person skilled in the art can all repair without prejudice under the spirit and scope of invention to above-described embodiment
Decorations change.Therefore, such as those of ordinary skill in the art without departing from the spirit and technology disclosed in invention
All equivalent modifications completed under thought or change, should be covered by the claim invented.
Claims (6)
1. a kind of twist structure for what ultrasound knife was connected, including knife bar component and the knob body that is set in outside knife bar component,
It is characterized in that：It is circumferentially arranged on one of part to have at least two in two parts of the knife bar component and knob body
It is provided with individual stop part, another part and corresponding with stop part twists part；It is described to twist two kinds of parts of part and stop part
In, at least one part is flexible；When rotating forward knob body, the part of twisting is pressed on stop part, when torsion is big
When preset value, twist part and cross stop part and depart from stop part；When rotating backward knob body, the stop part blocks stubborn
Turn part, limit its rotation；The part of twisting is arranged on knob body, and the stop part is arranged on knife bar component outer wall, described
Part is twisted to protrude inwardly from wall in knob body, the recessed knife bar component outer wall of stop part；
Or it is described twist wall in the recessed knob body of part, the stop part is outstanding in knife bar component outer wall；
Or the part of twisting is protruded inwardly from wall in knob body, the stop part is outstanding in knife bar component outer wall；
When rotating forward knob body, it is inclined plane that this, which twists part and the face that compresses of stop part,；Offered on the knob body with stopping
The corresponding window of block piece, the part of twisting is the circumferentially disposed cantilever of upper window edge knob body, and the free end of the cantilever is inwardly stretched
Enter the inner chamber of knob body, and close to knife bar component outer wall；The knife bar component includes the outer tube, interior being arranged successively from outside to inside
Sleeve pipe and ul-trasonic irradiation bar, inner sleeve and the ul-trasonic irradiation bar are connected to haircut, and the stop part is set outside
On sleeve pipe.
2. according to claim 1 twist structure for what ultrasound knife was connected, it is characterised in that：The stop part is protrusion
In the projection of knife bar component outer wall, the direction that raised height is rotated forward along knob body is gradually increased, and is formed and is twisted part and support
The arcwall face or inclined plane of pressure.
3. according to claim 2 twist structure for what ultrasound knife was connected, it is characterised in that：The convex cross section is three
Angular or wedge shape.
4. according to claim 1 twist structure for what ultrasound knife was connected, it is characterised in that：The stop part is 2 to 8
It is individual, and be circumferentially uniformly distributed along outer tube.
5. according to claim 4 twist structure for what ultrasound knife was connected, it is characterised in that：The stop part and overcoat
Pipe is integrally formed, described to twist part and knob body by integral forming.
6. a kind of ultrasound knife, including transducer, it is characterised in that：Also surpass including being used for described in claim 1 to 5 any one
What sound knife was connected twists structure, and the knife bar component is threadedly coupled with transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510201334.XA CN104799908B (en) | 2015-04-24 | 2015-04-24 | Structure and its ultrasound knife are twisted for what ultrasound knife was connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510201334.XA CN104799908B (en) | 2015-04-24 | 2015-04-24 | Structure and its ultrasound knife are twisted for what ultrasound knife was connected |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104799908A CN104799908A (en) | 2015-07-29 |
| CN104799908B true CN104799908B (en) | 2017-08-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510201334.XA Active CN104799908B (en) | 2015-04-24 | 2015-04-24 | Structure and its ultrasound knife are twisted for what ultrasound knife was connected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104799908B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106901804B (en) * | 2015-12-22 | 2020-03-31 | 无锡祥生医疗科技股份有限公司 | Ultrasonic knife transducer module and ultrasonic knife |
| CN105943124A (en) * | 2016-06-23 | 2016-09-21 | 山东威瑞外科医用制品有限公司 | Ultrasonic scalpel with transducer quick connecting device |
| CN106037886A (en) * | 2016-07-14 | 2016-10-26 | 安隽医疗科技(南京)有限公司 | Twisting force integrated knob of ultrasonic scalpel and ultrasonic scalpel provided with knob |
| CN106214245A (en) * | 2016-07-14 | 2016-12-14 | 安隽医疗科技(南京)有限公司 | A kind of ultrasound knife system |
| US10881409B2 (en) * | 2017-05-02 | 2021-01-05 | Covidien Lp | Rotation assembly for a surgical device |
| CN107789036B (en) * | 2017-10-13 | 2023-09-01 | 苏州优脉瑞医疗科技有限公司 | Novel ultrasonic knife |
| US10582944B2 (en) * | 2018-02-23 | 2020-03-10 | Covidien Lp | Ultrasonic surgical instrument with torque assist feature |
| CN108542470B (en) * | 2018-05-22 | 2023-12-29 | 深圳普汇医疗科技有限公司 | Spanner and surgical system |
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| CN101321499A (en) * | 2005-12-01 | 2008-12-10 | 伊西康内外科公司 | Ultrasonic medical instrument and medical instrument connection assembly |
| CN102335038B (en) * | 2011-07-27 | 2013-04-10 | 苏州法兰克曼医疗器械有限公司 | Ultrasound knife |
| CN203328765U (en) * | 2013-05-22 | 2013-12-11 | 瑞奇外科器械(中国)有限公司 | Ultrasound knife tool bit and ultrasound knife |
| EP2796102A2 (en) * | 2007-10-05 | 2014-10-29 | Ethicon Endo-Surgery, Inc. | Ergonomic surgical instruments |
| CN204636482U (en) * | 2015-04-24 | 2015-09-16 | 重庆康美唯外科器械有限公司 | What connect for ultrasound knife twists structure and ultrasound knife thereof |
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2015
- 2015-04-24 CN CN201510201334.XA patent/CN104799908B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101321499A (en) * | 2005-12-01 | 2008-12-10 | 伊西康内外科公司 | Ultrasonic medical instrument and medical instrument connection assembly |
| EP2796102A2 (en) * | 2007-10-05 | 2014-10-29 | Ethicon Endo-Surgery, Inc. | Ergonomic surgical instruments |
| CN102335038B (en) * | 2011-07-27 | 2013-04-10 | 苏州法兰克曼医疗器械有限公司 | Ultrasound knife |
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| Publication number | Publication date |
|---|---|
| CN104799908A (en) | 2015-07-29 |
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Effective date of registration: 20171127 Address after: 400700 Chongqing city Beibei District Road No. 117 No. 56 of the Milky way Patentee after: Chongqing MEIKO Medical Technology Co., Ltd. Address before: 401120 Chongqing City, North New District, Willow Road, No. 2, Mount Huangshan Avenue, Chongqing Institute of science and technology, building B, building, floor, building 12 Patentee before: CHONGQING QMI SURGICAL CO., LTD. |