CN215129630U

CN215129630U - Ultrasonic surgical instrument with protective pad

Info

Publication number: CN215129630U
Application number: CN202023332041.0U
Authority: CN
Inventors: 刘佳; 吴兆君; 王东
Original assignee: Engine Medical Equipment Manufacturing Shanghai Corp
Current assignee: Engine Medical Equipment Manufacturing Shanghai Corp
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-14
Anticipated expiration: 2030-12-30

Abstract

The utility model provides an ultrasonic surgery apparatus with protection pad, the aforesaid ultrasonic surgery apparatus with protection pad include the centre gripping subassembly, and above-mentioned centre gripping subassembly includes tissue pad, protection pad and holder, and above-mentioned holder blocks above-mentioned protection pad, and the thickness that the above-mentioned tissue filled up is not less than to the height of above-mentioned protection pad. The ultrasonic surgical instrument serves the purpose of protecting the tissue pad in the presence of ultrasonic energy and reduces damage to the tissue pad in the presence of radio frequency energy.

Description

Ultrasonic surgical instrument with protective pad

Technical Field

The utility model relates to the field of medical equipment, further relate to ultrasonic surgical instrument, in particular to ultrasonic surgical instrument with protection pad.

Background

Regarding the scalpel which organically combines endoscopic ultrasound and bipolar coagulation in the prior art, the existing ultrasonic coagulation scalpel realizes the functions of ultrasound and coagulation, and the service life of the scalpel is greatly reduced because the tissue pad can participate in the working process in the switching of the two functions.

In the prior art, the ultrasonic and electrocoagulation integrated knife structure comprises a movable clamping assembly and the like, wherein the movable clamping assembly comprises a tissue pad and a clamping piece, but in the switching process of ultrasonic and electrocoagulation, the tissue pad is damaged to different degrees, so that the service life of the tissue pad is further prolonged, and the existing ultrasonic and electrocoagulation integrated knife structure is optimized and improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ultrasonic surgical instrument with a protection pad to at least solve the technical problem that the tissue pad life is low among the prior art.

The utility model provides an ultrasonic surgery apparatus with protection pad, the aforesaid ultrasonic surgery apparatus with protection pad include the centre gripping subassembly, and above-mentioned centre gripping subassembly includes tissue pad, protection pad and holder, and above-mentioned holder blocks above-mentioned protection pad, and the thickness that the above-mentioned tissue filled up is not less than to the height of above-mentioned protection pad.

Optionally, the outer layer of the protection pad is provided with a conductive coating.

Optionally, the height of the protective pad is greater than the thickness of the tissue pad.

Optionally, a clamping groove is formed at the head end of the clamping piece, and the protection pad is clamped by the clamping groove.

Optionally, the protection pad is trapezoidal.

Optionally, the card slot is trapezoidal.

Optionally, the ultrasonic surgical instrument includes an outer sleeve, the clamping assembly is coupled to the outer sleeve by a pin, and the clamping assembly rotates around the pin.

Optionally, the ultrasonic surgical instrument further comprises a movable sleeve, when the electrocoagulation function of the ultrasonic surgical instrument is activated, the protection pad, the clamping assembly, the outer sleeve, the movable sleeve and the pin are integrally used as a first electrode of electrocoagulation, and when a great vessel is closed, the great vessel is delivered to the protection pad of the clamping assembly.

Optionally, the ultrasonic surgical instrument further comprises a knife bar as another pole of electrocoagulation.

Optionally, the ultrasonic surgical instrument serves the purpose of protecting the tissue pad in the presence of ultrasonic energy, and reduces damage to the tissue pad in the presence of radio frequency energy.

The utility model discloses to the above-mentioned among the prior art not enough, provide an ultrasonic surgery apparatus with protection pad, trapezoidal draw-in groove blocks the protection pad, and conductive coating is scribbled all around to the protection pad, has further improved tissue pad life, has optimized current supersound electricity congeals integrative sword structure.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

FIG. 1 is a schematic view of an alternative ultrasonic surgical instrument provided in accordance with an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an alternative clamping assembly according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating an assembly of an alternative protection pad and a clamping member according to an embodiment of the present invention;

fig. 4 is a schematic view of an alternative ultrasonic surgical instrument including a protective pad according to an embodiment of the present invention.

Reference numerals:

the device comprises a clamping piece 1, a cutter bar 2, an outer sleeve 3, a movable sleeve 4, a pin 5, a rotor wing 6, a trigger 7, a handle 8, a tissue pad 11, a protection pad 12, a clamping piece 13 and a clamping groove 131.

Detailed Description

The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It should be understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and thereby implement the present invention, and are not intended to limit the scope of the invention in any way. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

This embodiment is shown in fig. 1 to 4.

The utility model provides an ultrasonic surgical instrument with protection pad, the aforesaid ultrasonic surgical instrument with protection pad include centre gripping subassembly 1, and above-mentioned centre gripping subassembly 1 includes tissue pad 11, protection pad 12 and holder 13, and above-mentioned holder 13 blocks above-mentioned protection pad 12, and the thickness that above-mentioned protection pad 12 highly is not less than above-mentioned tissue pad 11.

Further, the outer layer of the protection pad 12 is provided with a conductive coating.

Further, the height of the protective pad 12 is higher than the thickness of the tissue pad 11.

Further, a catching groove 131 is formed at a tip end of the holder 13, and the catching groove 131 catches the protection pad 12.

Further, the protection pad 12 has a trapezoidal shape.

Further, the card slot 131 is trapezoidal.

Further, the ultrasonic surgical instrument includes an outer tube 3, the clamp unit 1 and the outer tube 3 are coupled by a pin 5, and the clamp unit 1 rotates about the pin 5.

Further, the ultrasonic surgical instrument further comprises a movable sleeve 4, and when the electrocoagulation function of the ultrasonic surgical instrument is activated, the protective pad 12, the holding unit 1, the outer sleeve 3, the movable sleeve 4 and the pin 5 are integrally used as a first electrode of electrocoagulation, and when a great vessel is closed, the great vessel is sent to the protective pad 12 of the holding unit 1.

Further, the ultrasonic surgical instrument further comprises a knife bar 2, wherein the knife bar 2 is used as the other pole of electrocoagulation.

Further, the ultrasonic surgical instrument serves the purpose of protecting the tissue pad 11 in the case of ultrasonic energy, and also reduces damage to the tissue pad 11 in the case of radio frequency energy.

As shown in fig. 2, 3 and 4, the clip 1 is composed of a tissue pad 11, a protective pad 12 and a clip 13. The head end of the clamping piece 13 is provided with a trapezoidal clamping groove 131, the trapezoidal clamping groove 131 clamps the protection pad 12, the clamping piece 1 is connected with the outer sleeve 3 through a pin 5, the clamping piece 1 rotates by taking the pin 5 as an axis, and the silica gel ring of the cutter bar 2 is assembled with the inner wall of the movable sleeve 4 to form insulation.

As shown in fig. 3 and 4, the height of the protective pad 12 is significantly greater than the tissue pad 11, at least not less than the tissue pad thickness. Not only can protect the tissue pad 11 under the condition of ultrasonic energy, but also can reduce the damage to the tissue pad 11 and prolong the service life of the tissue pad 11 under the condition of radio frequency energy. The whole circumference of the protective pad 12 is coated with a conductive coating, when the electrocoagulation function is started, the protective pad 12, the clamping piece 1, the outer sleeve 3, the movable sleeve 4 and the pin 5 are integrally used as one electrode of electrocoagulation, the cutter bar 2 is used as the other electrode, when a great vessel is closed, the great vessel is conveyed to the position of the protective pad 12 in the clamping piece 1, and the trigger 7 is triggered to realize great vessel blood closing.

As shown in fig. 1, the ultrasonic surgical instrument includes a clamp assembly 1, a knife bar 2, an outer sleeve 3, a movable sleeve 4, a pin 5, a rotor 6, a trigger 7, and a handle 8.

Movable sleeve 4 and outer tube 3 are connected with the one end of rotor 6, and rotor 6 controls its radial relative rotation, and the other end and the handle 8 of rotor 6 are connected, set up trigger 7 on the handle 8, pull trigger 7, can make the relative outer tube 3 endwise slip of

movable sleeve

4, and 4 endwise displacement of movable sleeve can drive centre gripping subassembly 1 and rotate around pin 5.

The rear end of the ultrasonic knife handle 8 is connected with an energy converter, ultrasonic waves convert high-frequency electric energy into mechanical vibration through the energy converter, and the ultrasonic knife bar utilizes the energy of the ultrasonic waves to complete cutting and small blood vessel closing; meanwhile, two poles of electrocoagulation (the cutter bar 2 is used as one pole, the protective pad 12, the clamping component 1, the outer sleeve 3, the movable sleeve 4 and the pin 5 are integrally used as the other pole of electrocoagulation) are connected with a radio frequency power supply through a lead, so that the electrocoagulation function is realized on the basis of the function of the ultrasonic knife.

It should be noted that although in the above detailed description several units/modules or sub-units/modules of the apparatus are mentioned, such a division is merely exemplary and not mandatory. Indeed, according to embodiments of the invention, the features and functions of two or more units/modules described above may be embodied in one unit/module. Conversely, the features and functions of one unit/module described above may be further divided into embodiments by a plurality of units/modules.

While the spirit and principles of the invention have been described with reference to several particular embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, nor is the division of aspects, which is for convenience only as the features in such aspects may not be combined to benefit. The invention is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. Ultrasonic surgical instrument with protection pad, characterized in that, the ultrasonic surgical instrument with protection pad includes centre gripping subassembly (1), centre gripping subassembly (1) includes tissue pad (11), protection pad (12) and holder (13), holder (13) block protection pad (12), the height of protection pad (12) is not less than the thickness of tissue pad (11).

2. The ultrasonic surgical instrument according to claim 1, characterized in that the outer layer of the protective pad (12) is provided with a conductive coating.

3. The ultrasonic surgical instrument according to claim 1, wherein the height of the protective pad (12) is higher than the thickness of the tissue pad (11).

4. The ultrasonic surgical instrument according to claim 1, wherein the head end of the clamp (13) is provided with a catching groove (131), the catching groove (131) catching the protective pad (12).

5. The ultrasonic surgical instrument according to claim 4, wherein said protective pad (12) is trapezoidal in shape.

6. The ultrasonic surgical instrument of claim 4, wherein said slot (131) is trapezoidal.

7. The ultrasonic surgical instrument according to claim 1, characterized in that it comprises an outer sleeve (3), said clamping assembly (1) being coupled with said outer sleeve (3) by a pin (5), said clamping assembly (1) being rotatable about said pin (5).

8. The ultrasonic surgical instrument according to claim 7, further comprising a movable sleeve (4), wherein said protective pad (12), said clamp assembly (1) and said outer sleeve (3), said movable sleeve (4) and said pin (5) are integrated as a pole of electrocoagulation when the electrocoagulation function of said ultrasonic surgical instrument is activated, and wherein said great vessels are delivered to said protective pad (12) of said clamp assembly (1) when they are closed.

9. The ultrasonic surgical instrument according to claim 8, further comprising a knife bar (2), said knife bar (2) acting as the other pole of electrocoagulation.

10. The ultrasonic surgical instrument according to any one of claims 1 to 9, characterized in that it serves both the purpose of protecting the tissue pad (11) in the case of ultrasonic energy and the reduction of damage to the tissue pad (11) in the case of radiofrequency energy.