CN209153998U - A kind of cannula structure of the ultrasound knife for surgical instruments - Google Patents
A kind of cannula structure of the ultrasound knife for surgical instruments Download PDFInfo
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- CN209153998U CN209153998U CN201821287232.XU CN201821287232U CN209153998U CN 209153998 U CN209153998 U CN 209153998U CN 201821287232 U CN201821287232 U CN 201821287232U CN 209153998 U CN209153998 U CN 209153998U
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- ultrasound knife
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- grab
- connecting tube
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Abstract
The utility model discloses a kind of cannula structures of ultrasound knife for surgical instruments, including ultrasound knife main body, handle, push rod, limiting slot, shell, rivet, lower grab, upper grab, card slot, fixture block, movable plate, threaded block, sliding slot, spiral mouth, ultrasound knife, connecting tube, side cover, groove, spring, connectivity slot and shaft.The utility model is structurally reasonable, it is novel in design, it is easy to operate, it is easy for installation, threaded block is driven to slide in sliding slot by connecting tube, then connecting tube is rotated, it is threadedly coupled connecting tube with spiral mouth by threaded block, one end of connecting tube and shell is fixed, ultrasound knife and connectivity slot are slidably connected, consequently facilitating being protected to the ultrasound knife of different model difference length, by pushing handle, make handle that push rod be driven to move in limiting slot, push rod drives lower grab compressed spring, to make lower grab and upper grab be detached from, card slot and fixture block are detached from, then movable plate is separated with shell, it is easy to disassemble.
Description
Technical field
The utility model relates to a kind of cannula structure, the cannula structure of specially a kind of ultrasound knife for surgical instruments,
Belong to ultrasound knife casing applied technical field.
Background technique
High-strength focus supersonic therapeutic system (HIFU is commonly called as ultrasound knife) be it is a kind of can from make in vitro internal ultrasound knife to swollen
The thermotherapy method of tumor tissue coagulation necrosis, it makes focal spot tissue temperature by focusing focuses ultrasonic energy on one point
Suddenly (65 DEG C -100 DEG C) are increased, tumor tissues is destroyed by high temperature, can reach the purpose for killing tumour cell, and its week
It is unaffected to enclose normal tissue.
The ultrasonic protection sleeve of knife of currently available technology be it is disposable, a simple aseptic plastic film is bundled in cutter head
On, using being inconvenient, and the rotation of the push-botton operation and cutter head on ultrasonic cutter head is seriously affected, has reduced what cutter head used
Flexibility, to influence the effect of operation, and ultrasound knife is not fixed easily with protective case, it is difficult to it disassembles and installs, and ultrasound knife
Length is different, it is difficult to which existing protective case length is fixed, and the use of a variety of ultrasound knifes is not suitable for.Therefore, it mentions regarding to the issue above
A kind of cannula structure of the ultrasound knife for surgical instruments out.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of ultrasound knife for surgical instruments
Cannula structure.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of set of the ultrasound knife for surgical instruments
Pipe structure, including ultrasound knife main body, ultrasound knife and shell and ultrasound knife main body, the attachment device of enclosure interior and flexible dress
It sets；
One end center of the ultrasound knife main body is equipped with ultrasound knife；
The attachment device include handle, push rod, limiting slot, rivet, lower grab, upper grab, card slot, fixture block, movable plate,
One end side wall of groove, spring and shaft, the ultrasound knife main body is rotatablely connected movable plate, the bottom of the movable plate by shaft
End is fixedly connected with fixture block and upper grab, and the fixture block is connected together card slot, and the upper grab is connected together lower grab, the lower card
Hook is rotatablely connected the bottom of groove by rivet, and the groove is provided with the side wall surrounding of shell, and one end of the lower grab is solid
Determine one end of connecting spring, the other end of the spring is fixedly connected on one end side wall of shell, the surrounding side wall of the shell
It is provided with the limiting slot of connection, the limiting slot is connected together one end side wall of push rod, and one end of the push rod is fixedly connected with handle；
The telescopic device includes threaded block, sliding slot, spiral mouth, connecting tube, side cover and connectivity slot, and the sliding slot is provided with
Inside one end of shell, be slidably connected connecting tube in the sliding slot, and the side wall of the connecting tube is fixedly connected with threaded block, the cunning
One end of slot is connected to spiral mouth, the hinged side cover in the top of the connecting tube.
Preferably, the connecting tube is threadedly coupled by threaded block with spiral mouth.
Preferably, the outside of one end connection shell of the groove, and upper grab is equipped in groove.
Preferably, the top of the lower grab is fixedly connected with one end of push rod.
Preferably, the quantity of the movable plate is four, and four movable plates are symmetrically distributed in one end of ultrasound knife main body
Surrounding.
Preferably, the inside of the connecting tube and shell is provided with connectivity slot, and the ultrasound knife that is slidably connected in connectivity slot.
The beneficial effects of the utility model are:
1, the apparatus structure is reasonable, novel in design, easy to operate, easy for installation, drives threaded block in cunning by connecting tube
Sliding, then rotates connecting tube in slot, is threadedly coupled connecting tube with spiral mouth by threaded block, by the one of connecting tube and shell
End is fixed, and ultrasound knife and connectivity slot is slidably connected, consequently facilitating protecting to the ultrasound knife of different model difference length.
2, four movable plates are rotated by shaft, firmly pushes four movable plates, makes the fixture block and card of movable plate one end
Slot is connected together, pinch groove under upper grab, and lower grab is pushed to rotate by rivet, so that upper grab is under by spring-compressed
Grab engaging, spring reset pushes lower grab and upper grab clamping, to the position of movable plate is fixed, successively by four
Movable plate is fixed with shell, and shell is then fixed on to one end of ultrasound knife main body, when disassembly is desired, by pushing handle,
Make handle that push rod be driven to move in limiting slot, push rod drives lower grab compressed spring, so that it is detached from lower grab and upper grab,
Card slot and fixture block are detached from, and then separate movable plate with shell, consequently facilitating disassembly and installation.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model movable plate, shaft, ultrasound knife main body and upper grab position view.
In figure: 1, ultrasound knife main body, 2, handle, 3, push rod, 4, limiting slot, 5, shell, 6, rivet, 7, lower grab, 8, on
Grab, 9, card slot, 10, fixture block, 11, movable plate, 12, threaded block, 13, sliding slot, 14, spiral mouth, 15, ultrasound knife, 16, connection
Pipe, 17, side cover, 18, groove, 19, spring, 20, connectivity slot, 21, shaft.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-2, a kind of cannula structure of the ultrasound knife for surgical instruments, including ultrasound knife main body 1, super
Attachment device and telescopic device inside sound knife 15 and shell 5 and ultrasound knife main body 1, shell 5；
One end center of the ultrasound knife main body 1 is equipped with ultrasound knife 15；
The attachment device includes handle 2, push rod 3, limiting slot 4, rivet 6, lower grab 7, upper grab 8, card slot 9, fixture block
10, one end side wall of movable plate 11, groove 18, spring 19 and shaft 21, the ultrasound knife main body 1 is rotatablely connected by shaft 21
Movable plate 11, the bottom end of the movable plate 11 are fixedly connected with fixture block 10 and upper grab 8, and the fixture block 10 is connected together card slot 9, institute
It states grab 8 to be connected together lower grab 7, the lower grab 7 is rotatablely connected the bottom of groove 18, the groove 18 by rivet 6
Be provided with the side wall surrounding of shell 5, one end of the lower grab 7 is fixedly connected with one end of spring 19, the spring 19 it is another
End is fixedly connected on one end side wall of shell 5, and the surrounding side wall of the shell 5 is provided with the limiting slot 4 of connection, the limiting slot 4
Be connected together one end side wall of push rod 3, and one end of the push rod 3 is fixedly connected with handle 2, consequently facilitating disassembly and installation；
The telescopic device includes threaded block 12, sliding slot 13, spiral mouth 14, connecting tube 16, side cover 17 and connectivity slot 20, institute
It states sliding slot 13 to be provided with inside one end of shell 5, be slidably connected connecting tube 16 in the sliding slot 13, the side wall of the connecting tube 16
It is fixedly connected with threaded block 12, one end of the sliding slot 13 is connected to spiral mouth 14, the hinged side cover 17 in the top of the connecting tube 16, just
It is protected in the ultrasound knife 15 to different model difference length.
The connecting tube 16 is threadedly coupled by threaded block 12 with spiral mouth 14, is consolidated convenient for the position to connecting tube 16
It is fixed；The outside of one end connection shell 5 of the groove 18, and upper grab 8 is equipped in groove 18, convenient for the activity of upper grab 8；Institute
The top for stating lower grab 7 is fixedly connected with one end of push rod 3, and structure is more reasonable, convenient for connection；The quantity of the movable plate 11
It is four, and four movable plates 11 are symmetrically distributed in one end surrounding of ultrasound knife main body 1, convenient for shell 5 is fixed；It is described
The inside of connecting tube 16 and shell 5 is provided with connectivity slot 20, and the ultrasound knife 15 that is slidably connected in connectivity slot 20, convenient for ultrasound knife
15 provide protection.
When the utility model is used, pulling connecting tube 16 according to the length of ultrasound knife 15 first, drive connecting tube 16
Threaded block 12 slides in sliding slot 13, then rotates connecting tube 16, and connecting tube 16 is made to pass through threaded block 12 and 14 screw thread of spiral mouth
Connection, when needing to install, ultrasound knife 15 and the sliding of connectivity slot 20 is connected to fixing connecting tube 16 and one end of shell 5
It connects, four movable plates 11 is rotated by shaft 21 then, four movable plates 11 is firmly pushed, makes the fixture block of 11 one end of movable plate
10 are connected together with card slot 9, and the lower pinch groove 18 of upper grab 8, upper grab 8 pushes lower grab 7 to rotate by rivet 6, thus will
Spring 19 compresses, and upper grab 8 engages with lower grab 7, and spring 19, which resets, pushes lower grab 7 and upper 8 clamping of grab, thus by movable
The position of plate 11 is fixed, successively that four movable plates 11 and shell 5 are fixed, and shell 5 is then fixed on ultrasound knife main body 1
One end, when disassembly is desired, by push handle 2, make handle 2 drive push rod 3 moved in limiting slot 4, push rod 3 drive under
7 compressed spring 19 of grab, so that lower grab 7 be made to be detached from upper grab 8, card slot 9 and fixture block 10 are detached from, then by movable plate 11 with
Shell 5 separates, consequently facilitating disassembly and installation.
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 is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related 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 embodiments being understood that.
Claims (6)
1. a kind of cannula structure of the ultrasound knife for surgical instruments, it is characterised in that: including ultrasound knife main body (1), ultrasound knife
(15) and the internal attachment device and telescopic device of shell (5) and ultrasound knife main body (1), shell (5)；The ultrasound knife main body
(1) one end center is equipped with ultrasound knife (15)；The attachment device includes handle (2), push rod (3), limiting slot (4), rivet
(6), lower grab (7), upper grab (8), card slot (9), fixture block (10), movable plate (11), groove (18), spring (19) and shaft
(21), one end side wall of the ultrasound knife main body (1) passes through shaft (21) rotation connection movable plate (11), the movable plate (11)
Bottom end be fixedly connected with fixture block (10) and upper grab (8), the fixture block (10) is connected together card slot (9), upper grab (8) card
It closes and connects lower grab (7), the lower grab (7) is rotatablely connected the bottom of groove (18) by rivet (6), and the groove (18) is opened
It is located at the side wall surrounding of shell (5), one end of the lower grab (7) is fixedly connected with one end of spring (19), the spring (19)
The other end be fixedly connected on one end side wall of shell (5), the surrounding side wall of the shell (5) is provided with the limiting slot (4) of connection,
The limiting slot (4) is connected together one end side wall of push rod (3), and one end of the push rod (3) is fixedly connected with handle (2)；It is described
Telescopic device includes threaded block (12), sliding slot (13), spiral mouth (14), connecting tube (16), side cover (17) and connectivity slot (20), institute
It states sliding slot (13) to be provided with inside one end of shell (5), be slidably connected connecting tube (16) in the sliding slot (13), the connecting tube
(16) side wall is fixedly connected threaded block (12), and one end of the sliding slot (13) is connected to spiral mouth (14), the connecting tube (16)
The hinged side cover in top (17).
2. a kind of cannula structure of ultrasound knife for surgical instruments according to claim 1, it is characterised in that: the company
Adapter tube (16) is threadedly coupled by threaded block (12) with spiral mouth (14).
3. a kind of cannula structure of ultrasound knife for surgical instruments according to claim 1, it is characterised in that: described recessed
The outside of one end connection shell (5) of slot (18), and upper grab (8) are equipped in groove (18).
4. a kind of cannula structure of ultrasound knife for surgical instruments according to claim 1, it is characterised in that: under described
The top of grab (7) is fixedly connected with one end of push rod (3).
5. a kind of cannula structure of ultrasound knife for surgical instruments according to claim 1, it is characterised in that: the work
The quantity of movable plate (11) is four, and four movable plates (11) are symmetrically distributed in one end surrounding of ultrasound knife main body (1).
6. a kind of cannula structure of ultrasound knife for surgical instruments according to claim 1, it is characterised in that: the company
The inside of adapter tube (16) and shell (5) is provided with connectivity slot (20), and is slidably connected ultrasound knife (15) in connectivity slot (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821287232.XU CN209153998U (en) | 2019-05-13 | 2019-05-13 | A kind of cannula structure of the ultrasound knife for surgical instruments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821287232.XU CN209153998U (en) | 2019-05-13 | 2019-05-13 | A kind of cannula structure of the ultrasound knife for surgical instruments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209153998U true CN209153998U (en) | 2019-07-26 |
Family
ID=67329470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821287232.XU Active CN209153998U (en) | 2019-05-13 | 2019-05-13 | A kind of cannula structure of the ultrasound knife for surgical instruments |
Country Status (1)
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| CN (1) | CN209153998U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022329A (en) * | 2020-08-20 | 2020-12-04 | 温州医科大学附属第一医院 | Negative pressure suction electric knife |
| CN112190309A (en) * | 2020-10-12 | 2021-01-08 | 常州安康医疗器械有限公司 | Adjustable telescopic supersound sword |
| CN112244942A (en) * | 2020-10-12 | 2021-01-22 | 常州安康医疗器械有限公司 | Prevent winding supersound sword of power cord |
| CN113289259A (en) * | 2021-06-24 | 2021-08-24 | 深圳市吉斯迪科技有限公司 | Contact type body surface wrinkle-removing cold-hot alternating radio frequency probe |
| CN114129224A (en) * | 2021-11-09 | 2022-03-04 | 南京宁创医疗设备有限公司 | Ultrasonic scalpel with disposable scalpel head |
| CN114159129A (en) * | 2021-12-03 | 2022-03-11 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable knife bar |
| CN114376679A (en) * | 2022-01-13 | 2022-04-22 | 朱海松 | Auxiliary sheath for bladder tumor monoblock excision |
| CN116327325A (en) * | 2023-05-29 | 2023-06-27 | 湖南半陀医疗科技有限公司 | Split portable ultrasonic surgical knife |
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2019
- 2019-05-13 CN CN201821287232.XU patent/CN209153998U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022329A (en) * | 2020-08-20 | 2020-12-04 | 温州医科大学附属第一医院 | Negative pressure suction electric knife |
| CN112190309A (en) * | 2020-10-12 | 2021-01-08 | 常州安康医疗器械有限公司 | Adjustable telescopic supersound sword |
| CN112244942A (en) * | 2020-10-12 | 2021-01-22 | 常州安康医疗器械有限公司 | Prevent winding supersound sword of power cord |
| CN113289259A (en) * | 2021-06-24 | 2021-08-24 | 深圳市吉斯迪科技有限公司 | Contact type body surface wrinkle-removing cold-hot alternating radio frequency probe |
| CN113289259B (en) * | 2021-06-24 | 2022-02-11 | 深圳市吉斯迪科技有限公司 | Contact type body surface wrinkle-removing cold-hot alternating radio frequency probe |
| CN114129224B (en) * | 2021-11-09 | 2024-04-26 | 南京宁创医疗设备有限公司 | Ultrasonic surgical knife with disposable tool bit |
| CN114129224A (en) * | 2021-11-09 | 2022-03-04 | 南京宁创医疗设备有限公司 | Ultrasonic scalpel with disposable scalpel head |
| CN114159129A (en) * | 2021-12-03 | 2022-03-11 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable knife bar |
| CN114159129B (en) * | 2021-12-03 | 2023-12-22 | 北京安和加利尔科技有限公司 | Shear type ultrasonic knife with replaceable cutter bar |
| CN114376679A (en) * | 2022-01-13 | 2022-04-22 | 朱海松 | Auxiliary sheath for bladder tumor monoblock excision |
| CN114376679B (en) * | 2022-01-13 | 2024-04-30 | 朱海松 | Auxiliary sheath for bladder tumor massive excision |
| CN116327325A (en) * | 2023-05-29 | 2023-06-27 | 湖南半陀医疗科技有限公司 | Split portable ultrasonic surgical knife |
| CN116327325B (en) * | 2023-05-29 | 2023-08-15 | 湖南半陀医疗科技有限公司 | Split portable ultrasonic surgical knife |
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