CN201624773U - Attraction type expansion electrotome - Google Patents
Attraction type expansion electrotome Download PDFInfo
- Publication number
- CN201624773U CN201624773U CN2010200144081U CN201020014408U CN201624773U CN 201624773 U CN201624773 U CN 201624773U CN 2010200144081 U CN2010200144081 U CN 2010200144081U CN 201020014408 U CN201020014408 U CN 201020014408U CN 201624773 U CN201624773 U CN 201624773U
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- CN
- China
- Prior art keywords
- electric knife
- electrotome
- suction catheter
- handle
- aspiration
- 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
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Abstract
The utility model discloses an attraction type expansion electrotome, which belongs to the field of medical devices, and comprises a suction tube, an electrotome head, an electrotome body, an electrotome handle, a negative pressure aspirator connecting pipe and an electrotome main machine. The attraction type expansion electrotome is characterized in that the electrotome body, the suction tube and the electrotome handle are coaxially nested from inner to outer in parallel, the suction tube can generate axial displacement corresponding to the electrotome body and the electrotome handle, the suction tube is made form insulating materials and can be connected with a negative pressure aspirator through the negative pressure aspirator connecting pipe, and the electrotome head is a cylindrical metal bar. The outer wall of the electrotome body is made from the insulating materials, and is sealed and arranged in the suction tube, the outer wall is further provided with a power supply switch, and the electrotome body is connected with the electrotome main machine. The electrotome handle is made from the insulating materials, and a corresponding position is provided with a suction tube sliding switch and an electrotome power supply switch. Compared with the prior art, the attraction type expansion electrotome has the characteristics of integrated attraction and electrotome functional unification, high accuracy rate, and less damage of tissue.
Description
[technical field]
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of aspiration-type electric knife that is applicable to.
[background technology]
In the modern surgery, electric knife uses extensively and popularizes, and it melts cutting, separation, stopping blooding is the characteristics of one, and the operation of these separating property is finished simultaneously, reduces ligation or sews up the hemostatic frequency, can shorten operating time greatly, and the parent who has obtained surgeon looks at.But in the practical operation, the efficient heat energy of electric knife has also brought following problem: 1. organize the gasification smoke pollution of environment, need often to use the suction pump absorption; 2. two gauge tap buttons are arranged on the traditional electrical handle of a knife, and person in charge's electricity of top coagulates, person in charge's TURP of below, and maloperation may appear in the patient, causes unnecessary damage; 3. thermal scattering effect often causes the damage of little blood vessel around the otch, and slow or inaccurately cause damage bigger when particularly operating, operative incision is easy to liquefaction as a result, causes delayed union; 4. unnecessary heat energy has potential hot injury's danger to the organ of weakness and tissue; 5. deep tissue damage under the wound surface.
[summary of the invention]
Technical assignment of the present utility model is at above the deficiencies in the prior art, and a kind of surgical operation electric knife with vacuum suction function is provided, the unnecessary damage that causes owing to heat energy in the minimizing art of trying one's best simultaneously.
The technical scheme in the invention for solving the technical problem is: a kind of aspiration-type electric knife that stretches, form by suction catheter 1, electric knife head 2, electric knife body 3, electric knife handle 4, vacuum extractor connection tube 5, electric knife main frame; It is characterized in that: described electric knife body 3, suction catheter 1, electric knife handle 4 are coaxial parallel nested from the inside to the outside, and wherein suction catheter 1 can produce axial displacements with respect to electric knife body 3 and electric knife handle 4; Described suction catheter 1 is made for the insulation material, can connect vacuum extractor by vacuum extractor connection tube 5; Described electric knife head 2 is the cylindricality metallic rod; Described electric knife body 3 outer walls are that insulant is made, and sealing is positioned at described suction catheter 1, also have an on and off switch 6 on the outer wall, and the electric knife body is connected with the electric knife main frame; Described electric knife handle 4 is made for insulant, and correspondence position has suction catheter 1 slide switch 7 and electric knife on and off switch 6.
Above-mentioned electric knife head 2 metallic rod cross sections are wedge shape.
Have an evagination spacing collar 8 on above-mentioned suction catheter 1 inwall, two energy and evagination spacing collar 8 couplings are arranged on described electric knife body 3 outer walls suction catheter 1 mobile carried out spacing seam ring 9.
Above-mentioned suction catheter 1 postmedian periphery has a collar, the collar rear end is set with a spring, the spring other end is fixed on the described blade holder, the collar outer surface has a spring bearer plate, pressing plate is provided with lock tab and guide block, lock tab can snap in because of the elasticity of pressing plate in the lock hole on electric knife handle 4 inner surfacies, the lock tab hole that can go out of lock under external force again; Guide block is outstanding from described electric knife handle 4 slide switches 7 notches.
Above-mentioned suction catheter 1 postmedian periphery has a top bar, and a flat push type pushing block is arranged on the bar of top, can slide along described electric knife handle 4 slide switches 7 notches.
Above-mentioned suction catheter 1 flat push type pushing block has spacing protruding, and described electric knife handle 4 slide switches 7 notches have spacing recessed, and the two can engage.
Compared with prior art, the utlity model has following outstanding beneficial effect:
1, the function with electric knife and vacuum extractor organically is melted into a whole, and in time clears up gas and blood in the visual field and sepage that the electric knife cauterize tissue is produced, guarantees the accuracy of performing the operation;
2, reduce that electricity coagulates, switch the maloperation probability of selecting between the TURP;
3, accurately selectively carry out electric coagulation hemostasis behind the location, the area of wound surface is burnt in control, is beneficial to post-operative recovery;
Heat energy scope when 4, the control electricity is operated with fixed attention, minimizing normal structure hot injury's probability.
[description of drawings]
Fig. 1 is a schematic appearance of the present utility model;
Fig. 2 is a local position limiting structure profile of the present utility model.
[specific embodiment]
Below in conjunction with specification drawings and specific embodiments this utility model is further specified.
As shown in Figure 1, this utility model embodiment is made up of suction catheter 1, electric knife head 2, electric knife body 3, electric knife handle 4, vacuum extractor connection tube 5, electric knife main frame.
Described electric knife body 3, suction catheter 1, electric knife handle 4 are coaxial parallel nested from the inside to the outside, and wherein suction catheter 1 can produce axial displacements with respect to electric knife body 3 and electric knife handle 4.
Described suction catheter 1 is made for the insulation material, can connect vacuum extractor by vacuum extractor connection tube 5; As shown in Figure 2, have an evagination spacing collar 8 on suction catheter 1 inwall.Suction catheter 1 postmedian periphery has a collar, the collar rear end is set with a spring, the spring other end is fixed on the described blade holder, the collar outer surface has a spring bearer plate, pressing plate is provided with lock tab and guide block, lock tab can snap in because of the elasticity of pressing plate in the lock hole on electric knife handle 4 inner surfacies, the lock tab hole that can go out of lock under external force again; Guide block is outstanding from described electric knife handle 4 slide switches 7 notches.
Described electric knife head 2 is the cylindricality metallic rod, and cross section is wedge shape;
Described electric knife body 3 outer walls are that insulant is made, and sealing is positioned at described suction catheter 1, also have an on and off switch 6 on the outer wall, and the electric knife body is connected with the electric knife main frame; As shown in Figure 2, two energy and evagination spacing collar 8 couplings are arranged suction catheter 1 mobile carried out spacing seam ring 9 on described electric knife body 3 outer walls
Described electric knife handle 4 is made for insulant, and correspondence position has suction catheter 1 slide switch 7 and electric knife on and off switch 6.
During use, suction catheter 1 is stretched out outside the electric knife body 3, unclamping the electric knife switch promptly becomes common suction pump.Suction catheter 1 is stretched out outside the electric knife body 3, pin the electric knife switch and promptly become electric coagulating knife, just this electric knife is placed on the petechia that the following blood vessel of diameter 1mm causes, relying on the vacuum suction effect will organize to inhale tightly is attached in the suction catheter 1, pin the electric knife switch this moment, ends of vessels topmost is adsorbed onto the electric knife end automatically and burns, minimizing as far as possible the wound surface scope, if absorption position is not right, also can be not according to the electric knife switch, unclamp suction pump, operate again, can not cause the electric injury of maloperation face.In suction catheter 1 withdrawal electric knife body 3, pinning the electric knife switch promptly becomes electric knife.No matter be electric coagulating knife or electric knife, can in time clear up gas and blood in the visual field and sepage that the electric knife cauterize tissue is produced, guarantee the accuracy of performing the operation.
Among this utility model embodiment 2, the structure of control suction catheter 1 displacement changes into: suction catheter 1 postmedian periphery has a top bar, and a flat push type pushing block is arranged on the bar of top, can slide along described electric knife handle 4 slide switches 7 notches.Suction catheter 1 flat push type pushing block has spacing protruding, and described electric knife handle 4 slide switches 7 notches have spacing recessed, and the two can engage.
Need to prove; particular of the present utility model is described in detail this utility model; for a person skilled in the art, in the various conspicuous change of under the situation that does not deviate from spirit and scope of the present utility model it being carried out all within protection domain of the present utility model.
Claims (6)
1. the flexible electric knife of an aspiration-type, form by suction catheter, electric knife head, electric knife body, electric knife handle, vacuum extractor connection tube, electric knife main frame, it is characterized in that: described electric knife body, suction catheter, electric knife handle are coaxial parallel nested from the inside to the outside, and wherein suction catheter can produce axial displacement with respect to electric knife body and electric knife handle; Described suction catheter is made for the insulation material, can connect vacuum extractor by the vacuum extractor connection tube; Described electric knife head is the cylindricality metallic rod; The external wall of described electric knife is that insulant is made, and sealing is positioned at described suction catheter, also has an on and off switch on the outer wall, and the electric knife body is connected with the electric knife main frame; Described electric knife handle is that insulant is made, and correspondence position has suction catheter slide switch and electric knife on and off switch.
2. the aspiration-type according to claim 1 electric knife that stretches is characterized in that described electric knife head metallic rod cross section is wedge shape.
3. the aspiration-type according to claim 1 electric knife that stretches is characterized in that having an evagination spacing collar on the described suction catheter inwall, two energy and evagination spacing collar coupling is arranged suction catheter mobile carried out spacing seam ring on the external wall of described electric knife.
4. the aspiration-type according to claim 1 electric knife that stretches, it is characterized in that described suction catheter postmedian periphery has a collar, the collar rear end is set with a spring, the spring other end is fixed on the described blade holder, the collar outer surface has a spring bearer plate, pressing plate is provided with lock tab and guide block, and lock tab can snap in because of the elasticity of pressing plate in the lock hole on the electric knife handle inner surface, the lock tab hole that can go out of lock under external force again; Guide block is outstanding from described electric knife handle slide switch notch.
5. the aspiration-type according to claim 1 electric knife that stretches is characterized in that described suction catheter postmedian periphery has a top bar, and a flat push type pushing block is arranged on the bar of top, can slide along described electric knife handle slide switch notch.
6. the aspiration-type according to claim 5 electric knife that stretches, it is spacing protruding to it is characterized in that described suction catheter flat push type pushing block has, and described electric knife handle slide switch notch has spacing recessed, and the two can engage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200144081U CN201624773U (en) | 2010-01-01 | 2010-01-01 | Attraction type expansion electrotome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200144081U CN201624773U (en) | 2010-01-01 | 2010-01-01 | Attraction type expansion electrotome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201624773U true CN201624773U (en) | 2010-11-10 |
Family
ID=43056152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200144081U Expired - Fee Related CN201624773U (en) | 2010-01-01 | 2010-01-01 | Attraction type expansion electrotome |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201624773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111887984A (en) * | 2020-06-22 | 2020-11-06 | 自贡市第一人民医院 | Electric knife head with suction tube |
-
2010
- 2010-01-01 CN CN2010200144081U patent/CN201624773U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111887984A (en) * | 2020-06-22 | 2020-11-06 | 自贡市第一人民医院 | Electric knife head with suction tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20110101 |