CN208769978U - A kind of surgical knife - Google Patents
A kind of surgical knife Download PDFInfo
- Publication number
- CN208769978U CN208769978U CN201720861375.6U CN201720861375U CN208769978U CN 208769978 U CN208769978 U CN 208769978U CN 201720861375 U CN201720861375 U CN 201720861375U CN 208769978 U CN208769978 U CN 208769978U
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- China
- Prior art keywords
- blade
- voltage
- frequency converter
- knife handle
- knife
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Abstract
This application discloses a kind of surgical knifes, comprising: knife handle；The voltage to frequency converter being set on knife handle, the voltage to frequency converter are connect with power supply line；Blade, the blade are fixed on the knife handle, and are connect with the voltage to frequency converter by conducting wire, and the blade is made of cathode plane blade, insulating layer and anode surface blade, and the insulating layer is between the cathode plane blade and anode surface blade.After this surgical knife converts high frequency for supply voltage by voltage to frequency converter, it acts on blade, the electric current that blade generates carries out high-temperature machining to human cell tissue, and the blood vessel after cutting is closed at a high temperature of blade, hemostasis operation is completed while cutting, secondary or multi-pass operation is avoided, operating time is reduced, and avoids blood extravasation and causes cross-infection.
Description
Technical field
The utility model relates to the field of medical instrument technology, in particular to a kind of surgical knife.
Background technique
Scalpel is the indispensable tool of surgical intervention, and existing surgical knife is made of knife handle and blade, is only used for
Cutting, the hemostasis after cutting need haemostatic clamp and hemostatic clamp in addition individually to be operated, and operating time is long, if operation is too late
When, blood is easy to cause cross-infection from vascular exosmosis.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of surgical knife, to complete to stop while cutting
Blood reduces operating time, prevents blood extravasation from causing cross-infection.
In order to achieve the above objectives, the utility model the following technical schemes are provided:
A kind of surgical knife, comprising:
Knife handle；
The voltage to frequency converter being set on knife handle, the voltage to frequency converter are connect with power supply line；
Blade, the blade are fixed on the knife handle, and are connect with the voltage to frequency converter by conducting wire, described
Blade is made of cathode plane blade, insulating layer and anode surface blade, and the insulating layer is located at the cathode plane blade and anode surface
Between blade.
It preferably, further include the voltage regulating switch being set on knife handle, with the electricity in above-mentioned surgical knife
Voltage-frequency rate converter connection, for adjusting the on-load voltage of voltage to frequency converter.
Preferably, in above-mentioned surgical knife, the voltage regulating switch is roller switch.
It preferably, further include the energy display screen being set on the knife handle, the energy in above-mentioned surgical knife
Amount display screen is connect with the voltage regulating switch, for showing the conversion energy of voltage to frequency converter.
It preferably, further include the indicator light being set on the knife handle in above-mentioned surgical knife, it is logical for showing
Electricity condition.
Preferably, in above-mentioned surgical knife, the thickness of the blade is less than or equal to 1mm.
Compared with prior art, the utility model has the beneficial effects that
In surgical knife provided by the utility model, voltage to frequency converter, voltage to frequency convert are provided on knife handle
Device is connect with power supply line, for converting high frequency for voltage；Blade is fixed on knife handle, and with voltage to frequency converter by leading
Line connection, blade includes cathode plane blade, insulating layer and anode surface knife face, and insulating layer is located at cathode plane blade and anode surface blade
Between.It after converting high frequency for supply voltage by voltage to frequency converter, acts on blade, the electric current that blade generates is to people
Somatic tissue carries out high-temperature machining, and the blood vessel after cutting is closed at a high temperature of blade, and cutting while completes hemostasis
Operation, avoids secondary or multi-pass operation, reduces operating time, and avoids blood extravasation and cause cross-infection.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of structural schematic diagram of surgical knife provided by the embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram of the blade of surgical knife provided by the embodiment of the utility model；
Fig. 3 is a kind of configuration schematic diagram of the blade of surgical knife provided by the embodiment of the utility model.
Wherein, 1 be blade, 11 be cathode plane blade, 12 insulating layers, 13 be anode surface blade, 14 be connector, 2 be knife handle,
3 it is voltage regulating switch, 4 be energy display screen, 5 be indicator light, 6 be power supply line, 7 is voltage to frequency converter.
Specific embodiment
There is provided a kind of surgical knifes for the core of the utility model, can complete hemostasis while cutting, reduce
Operating time, it is therefore prevented that blood extravasation causes cross-infection.
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.
Fig. 1-Fig. 3 is please referred to, the utility model embodiment provides a kind of surgical knife comprising knife handle 2, blade 1
With voltage to frequency converter 7；Wherein, voltage to frequency converter 7 is set on knife handle 2, voltage to frequency converter 7 and power supply line 6
Connection, for converting high frequency for voltage；Blade 1 is fixed on knife handle 2, is connect especially by connector 14 with knife handle 2, and with electricity
Voltage-frequency rate converter 7 is connected by conducting wire, and blade 1 is made of cathode plane blade 11, insulating layer 12 and anode surface blade 13, is insulated
Layer 12 is between cathode plane blade 11 and anode surface blade 13.
After the surgical knife converts high frequency for supply voltage by voltage to frequency converter, act on blade 1, knife
The electric current that piece 1 generates carries out high-temperature machining to human cell tissue, and the blood vessel after cutting is closed at a high temperature of blade 1, is cut
Hemostasis operation is completed while cutting, avoids secondary or multi-pass operation, reduces operating time, and is avoided blood extravasation and drawn
Send out cross-infection.
Further, in the present embodiment, surgical knife further includes the voltage regulating switch 3 being set on knife handle 2, electricity
Pressure regulating switch 3 is connect with voltage to frequency converter 7, and for adjusting the on-load voltage of voltage to frequency converter 7, voltage is higher,
Electric current then on blade 1 is stronger, and cutting temperature is higher.It can control 1 temperature of blade, generally, blade by voltage regulating switch 3
1 temperature is controlled at 90 DEG C.
As optimization, in the present embodiment, voltage regulating switch 3 is roller switch, and the tune of voltage is completed by rolling
Section, certainly, voltage regulating switch 3 can also be other structures, such as push type switchs.
Further, in the present embodiment, surgical knife further includes the energy display screen 4 being set on knife handle 2, energy
Amount display screen 4 is connect with voltage regulating switch 3, for showing the conversion energy of voltage to frequency converter 7.Shown by energy
The cutting temperature of 4 display blade 1 of screen.
In the present embodiment, surgical knife further includes the indicator light 5 being set on knife handle 2, for showing the logical of power supply
Electricity condition, when powering on, indicator light 5 is bright, disconnects power supply, and indicator light 5 goes out.
Further, in the present embodiment, the thickness of blade 1 is less than or equal to 1mm.Cutting blade is thin, can accurately cut
It cuts, effective protection cuts not heat damage around tissue.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of surgical knife characterized by comprising
Knife handle (2)；
The voltage to frequency converter (7) being set on knife handle (2), the voltage to frequency converter (7) connect with power supply line (6)；
Blade (1), the blade (1) are fixed on the knife handle (2), and pass through conducting wire with the voltage to frequency converter (7)
Connection, the blade (1) are made of cathode plane blade (11), insulating layer (12) and anode surface blade (13), the insulating layer
(12) between the cathode plane blade (11) and anode surface blade (13).
2. surgical knife according to claim 1, which is characterized in that further include the voltage tune being set on knife handle (2)
Section switch (3), connect, for adjusting the on-load voltage of voltage to frequency converter (7) with the voltage to frequency converter (7).
3. surgical knife according to claim 2, which is characterized in that the voltage regulating switch (3) is opened for roller
It closes.
4. surgical knife according to claim 2 or 3, which is characterized in that further include being set on the knife handle (2)
Energy display screen (4), the energy display screen (4) connect with the voltage regulating switch (3), for showing voltage to frequency convert
The conversion energy of device (7).
5. surgical knife according to claim 1, which is characterized in that further include the finger being set on the knife handle (2)
Show lamp (5), for showing energized state.
6. surgical knife according to claim 1, which is characterized in that the thickness of the blade (1) is less than or equal to
1mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720861375.6U CN208769978U (en) | 2017-07-11 | 2017-07-11 | A kind of surgical knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720861375.6U CN208769978U (en) | 2017-07-11 | 2017-07-11 | A kind of surgical knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208769978U true CN208769978U (en) | 2019-04-23 |
Family
ID=66140494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720861375.6U Expired - Fee Related CN208769978U (en) | 2017-07-11 | 2017-07-11 | A kind of surgical knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208769978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113349915A (en) * | 2020-08-18 | 2021-09-07 | 郎军添 | Nasal planing knife and system with bipolar hemostasis function |
-
2017
- 2017-07-11 CN CN201720861375.6U patent/CN208769978U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113349915A (en) * | 2020-08-18 | 2021-09-07 | 郎军添 | Nasal planing knife and system with bipolar hemostasis function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20190711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |