CN211561628U

CN211561628U - Ultrasonic scalpel with rubber coated inside tube

Info

Publication number: CN211561628U
Application number: CN201922088703.5U
Authority: CN
Inventors: 刘小川
Original assignee: Jiashan Feikuo Medical Technology Co ltd
Current assignee: Jiashan Feikuo Medical Technology Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-09-25
Anticipated expiration: 2029-11-28

Abstract

An ultrasonic scalpel with glue packed in a tube comprises a driving handle and a cutter component, wherein the end part of the cutter component is embedded in one end of the driving handle and is connected with the driving handle. The driving handle comprises a shell, an installation cavity arranged in the shell, a universal wheel sleeve embedded at one end of the shell, an installation sleeve arranged in the installation cavity, and a driving structure arranged on the shell in a penetrating mode. The cutter assembly sequentially penetrates through the universal wheel sleeve and the mounting sleeve and comprises an outer sleeve, an inner sleeve penetrating in the outer sleeve, a waveguide rod penetrating in the inner sleeve and a damping structure arranged between the inner sleeve and the waveguide rod. According to the ultrasonic scalpel with the rubber-in-tube, the shockproof ring is embedded on the inner sleeve to replace the original rubber-coating mode of the waveguide rod, so that the waveguide rod can be used for multiple times, the waste of medical resources is further reduced, and the cost of medical equipment is reduced.

Description

Ultrasonic scalpel with rubber coated inside tube

Technical Field

The utility model belongs to the technical field of medical instrument, especially a glue-in-tube ultrasonic scalpel.

Background

At present, due to high sanitary requirements and sterility requirements, most ultrasonic scalpels are disposable products, and can be discarded completely after operation, but the ultrasonic scalpels are expensive in manufacturing cost and cannot be recycled, so that the medical cost is high.

The ultrasonic scalpel needs to transmit ultrasonic energy through the waveguide rod, and in order to guarantee the stability of the transmitted energy, the conventional ultrasonic scalpel is provided with rubber coatings at intervals on the outer side of the circumference of the waveguide rod, so that the vibration between the waveguide rod and the casing piece is reduced through the rubber coatings, and the energy loss is avoided. The waveguide rod is made of titanium alloy materials, the structure of the waveguide rod is free of dead angles and easy to clean, the requirement for recycling can be met after cleaning, and the rubber coating on the waveguide rod is easy to damage and fall off in the cleaning process, so that the waveguide rod cannot be recycled for multiple times.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides an ultrasonic scalpel with a rubber tube inside, so as to solve the above problems.

An ultrasonic scalpel with glue packed in a tube comprises a driving handle and a cutter component, wherein the end part of the cutter component is embedded in one end of the driving handle and is connected with the driving handle. The driving handle comprises a shell, an installation cavity arranged in the shell, a universal wheel sleeve embedded at one end, close to the cutter assembly, of the shell, an installation sleeve arranged in the installation cavity, and a driving structure arranged at one end, far away from the cutter assembly, of the shell in a penetrating mode. The cutter assembly sequentially penetrates through the universal wheel sleeve and the installation sleeve, the cutter assembly comprises an outer sleeve, an inner sleeve and a damping structure, the outer sleeve is limited in the universal wheel sleeve, the outer sleeve is arranged in a penetrating mode, the inner sleeve is fixed in the installation sleeve, the inner sleeve is arranged in a penetrating mode, the waveguide rod is fixedly connected with the driving structure, and the damping structure is arranged between the inner sleeve and the waveguide rod. The shock absorption structure comprises at least two shockproof rings arranged on the inner wall of the inner sleeve at intervals, at least two positioning lugs arranged on the outer wall of the shockproof ring in a circumferential mode, and at least two mounting holes penetrating through the inner sleeve and corresponding to the positioning lugs one to one, wherein a gap is reserved between the waveguide rod and the inner wall of the shockproof ring after the waveguide rod penetrates through the shockproof ring.

Further, the outer diameter of the positioning lug is smaller than that of the shockproof ring.

Furthermore, the section of the shockproof ring perpendicular to the circumferential direction of the shockproof ring is trapezoidal, and the outer diameter of the shockproof ring is gradually reduced inwards in the radial direction.

Furthermore, the section of the shockproof ring, which is perpendicular to the circumferential direction of the shockproof ring, is semicircular, and the outer diameter of the shockproof ring is gradually reduced inwards in the radial direction.

Furthermore, be equipped with an axial limit structure between outer tube and the universal wheel cover, axial limit structure includes that one inlays the dress and is in the spacing ring in the universal wheel cover outside, and one sets up expand the pipe portion on the outer tube, expand the pipe portion and wear to establish in the universal wheel cover, the spacing ring cover is established on the outer tube, expand the pipe portion butt and be in on the spacing ring.

Further, be equipped with a radial limit structure between wave guide pole and the installation sleeve, radial limit structure includes that one radially runs through the locating hole of wave guide pole, one sets up breach one of stepping down on the outer tube, one sets up breach two of stepping down on the interior sleeve pipe to and one passes breach one of stepping down in proper order, notch two of stepping down, locating hole and both ends are fixed pivot in the installation sleeve.

Further, be equipped with a fixed knot structure between interior sleeve pipe and the installation sleeve, fixed knot structure includes that at least two settings are in the flexure strip on the installation sleeve inner wall, at least one is in the constant head tank between flexure strip and the installation sleeve inner wall, the one end elasticity of inner skleeve inserts to the constant head tank in.

Compared with the prior art, the utility model provides a pair of intraductal rubber-coated ultrasonic scalpel simple structure, easy dismounting replaces original waveguide pole rubber coating mode through inlaying the dress circle that takes precautions against earthquakes on the sleeve pipe including, makes the waveguide pole can repetitious usage, further reduces medical resources's waste, reduces the medical instrument cost.

Drawings

Fig. 1 is a schematic structural view of the ultrasonic scalpel with glue packed in a tube provided by the present invention.

Figure 2 is a schematic axial cross-sectional view of the encapsulated ultrasonic scalpel in a tube of figure 1.

Fig. 3 is a partially enlarged view of the area a of the ultrasonically encapsulated tubular surgical blade of fig. 1.

Fig. 4 is a partially enlarged view of the area B of the ultrasonic surgical knife encapsulated in a tube of fig. 1.

Figure 5 is a schematic radial cross-sectional view of the mounting sleeve of the encapsulated-in-tube ultrasonic surgical blade of figure 1.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

Please refer to fig. 1 to 5, which are schematic structural views of an ultrasonic scalpel with glue inside a tube according to the present invention. An ultrasonic scalpel with glue in a tube comprises a driving handle 10 and a cutter component 20, wherein the end part of the cutter component is embedded in one end of the driving handle 10 and is connected with the driving handle 10. It is contemplated that the glue-in-tube ultrasonic scalpel may further include other functional components and specific structures, such as a power module, an energy module, a conditioning module, a cartridge assembly, and a mounting structure, which are well known to those skilled in the art, and therefore, will not be described in detail herein.

The driving handle 10 includes a housing 11, a mounting chamber 12 disposed in the housing 11, a universal wheel housing 13 fitted into an end of the housing 11 adjacent to the cutter assembly 20, a mounting sleeve 14 disposed in the mounting chamber 12, and a driving structure 15 disposed through an end of the housing remote from the cutter assembly 20. It is conceivable that the driving handle 10 further includes a sealing structure provided in the driving handle 10, which is not a core technology of the present invention and thus will not be described in detail herein.

The cutter component 20 sequentially penetrates through the universal wheel sleeve 13 and the mounting sleeve 14, the cutter component 20 comprises an outer sleeve 21 limited in the universal wheel sleeve 13, an inner sleeve 22 arranged in the outer sleeve 21 in a penetrating mode and fixed in the mounting sleeve 14, a waveguide rod 23 arranged in the inner sleeve 22 in a penetrating mode and fixedly connected with the driving structure 15, and a damping structure 24 arranged between the inner sleeve 22 and the waveguide rod 23. The shock-absorbing structure 24 includes at least two anti-vibration rings 241 disposed on the inner wall of the inner sleeve 22 at intervals, at least two positioning protrusions 242 circumferentially disposed on the outer wall of the anti-vibration rings 241, and at least two mounting holes 243 penetrating through the inner sleeve 22 and corresponding to the positioning protrusions 242 one to one. In this embodiment, the waveguide rod 23 is made of a titanium alloy material, so that the manufacturing cost is high, the anti-vibration ring 241 is made of a silica gel material and has a corresponding elastic deformation performance, and the waveguide rod 23 penetrates through the anti-vibration ring 241 and has a gap with the inner wall of the anti-vibration ring 241. The anti-vibration ring 241 is embedded on the inner sleeve 22 to replace the original rubber coating mode of the waveguide rod 23, so that the waveguide rod 23 is convenient to clean and can be recycled for multiple times. The outer diameter of the positioning protrusion 242 is smaller than the outer diameter of the anti-vibration ring 241, so that the connection sealing performance between the anti-vibration ring 241 and the inner sleeve 22 is better, the cross section of the anti-vibration ring 241 perpendicular to the circumferential direction of the anti-vibration ring 241 is trapezoidal, the outer diameter of the anti-vibration ring 241 is gradually reduced inwards in the radial direction, and it is conceivable that the cross section of the anti-vibration ring 241 perpendicular to the circumferential direction of the anti-vibration ring 241 may also be semicircular, and the outer diameter of the anti-vibration ring 241 is gradually reduced inwards in the radial direction. The structural design of the anti-vibration ring 241 reduces the contact area between the anti-vibration ring 241 and the waveguide rod 23, so as to reduce the energy transmission loss.

An axial limiting structure 30 is arranged between the outer sleeve 21 and the universal wheel sleeve 13, and the axial limiting structure 30 comprises a limiting ring 31 embedded outside the universal wheel sleeve 13 and an expanded pipe part 32 arranged on the outer sleeve 21. The outer diameter of the expanded pipe portion 32 is larger than the outer diameter of the outer sleeve 21, when the expanded pipe portion 32 is arranged in the universal wheel sleeve 13 in a penetrating mode, the limiting ring 31 is sleeved on the outer sleeve 21 and embedded outside the universal wheel sleeve 13, the inner diameter of the limiting ring 31 is smaller than the outer diameter of the expanded pipe portion 32, and the expanded pipe portion 32 abuts against the limiting ring 31.

The one end of ripples pole 23 is connected and forms the axial fixity with drive structure 15, ultrasonic energy passes through drive structure 15 and transmits to the ripples pole 23 on, be equipped with a radial limit structure 40 between ripples pole 23 and the installation sleeve 14, radial limit structure 40 includes that one radially runs through the locating hole 41 of ripples pole 23, one sets up notch 43 of stepping down on the outer tube 21, one sets up notch two 44 of stepping down on the interior sleeve pipe 22 to and one passes notch 43 of stepping down in proper order, notch two 44 of stepping down, locating hole 41 and both ends are fixed pivot 42 in the installation sleeve 14. The waveguide rod 23 is radially fixed to the mounting sleeve 14 by means of a pin 42.

A fixing structure 50 is arranged between the inner sleeve 22 and the mounting sleeve 14, and the fixing structure 50 includes at least two elastic sheets 51 arranged on the inner wall of one end of the mounting sleeve 14, and at least one positioning groove 52 between the elastic sheets 51 and the inner wall of the mounting sleeve 14. One end of the inner sleeve is elastically inserted into the positioning groove 52 and is fixedly connected with the mounting sleeve 14, the elastic piece and the mounting sleeve are of an integrated structure, and in the embodiment, the elastic piece and the mounting sleeve are both made of plastic materials. It is conceivable that both the inner sleeve 22 and the waveguide rod 23 are fixedly connected to the mounting sleeve 14, i.e. the inner sleeve 22 and the waveguide rod 23 are in a relatively fixed state.

The utility model provides a pair of intraductal rubber-coated ultrasonic scalpel simple structure, easy dismounting replaces original waveguide pole 23 rubber coating mode through inlaying the dress circle 241 that takes precautions against earthquakes on inner casing pipe 22, makes waveguide pole 23 can repetitious usage, further reduces medical resource's waste, reduces the medical instrument cost.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims

1. The utility model provides an ultrasonic scalpel of gluing in pipe which characterized in that: the ultrasonic scalpel with the rubber coating in the tube comprises a driving handle, a cutter assembly, a mounting cavity, a universal wheel sleeve, a mounting sleeve and a driving structure, wherein the end part of the cutter assembly is embedded at one end of the driving handle and is connected with the driving handle, the driving handle comprises a shell, the mounting cavity is arranged in the shell, the universal wheel sleeve is embedded at one end, close to the cutter assembly, of the shell, the mounting sleeve is arranged in the mounting cavity, the driving structure is arranged at one end, far away from the cutter assembly, of the shell in a penetrating mode, the cutter assembly sequentially penetrates through the universal wheel sleeve and the mounting sleeve, the cutter assembly comprises an outer sleeve limited in the universal wheel sleeve, an inner sleeve, arranged in the outer sleeve in a penetrating mode and fixed in the mounting sleeve, a waveguide rod, arranged in the inner sleeve in a penetrating mode and fixedly connected with the driving structure, and a damping structure arranged between the inner sleeve and, the shock absorption structure comprises at least two shockproof rings arranged on the inner wall of the inner sleeve at intervals, at least two positioning lugs arranged on the outer wall of the shockproof ring in a circumferential mode, and at least two mounting holes penetrating through the inner sleeve and corresponding to the positioning lugs one to one, wherein a gap is reserved between the waveguide rod and the inner wall of the shockproof ring after the waveguide rod penetrates through the shockproof ring.

2. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: the outer diameter of the positioning lug is smaller than that of the shockproof ring.

3. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: the section of the shockproof ring perpendicular to the circumferential direction of the shockproof ring is trapezoidal, and the outer diameter of the shockproof ring is gradually reduced inwards in the radial direction.

4. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: the section of the shockproof ring perpendicular to the circumferential direction of the shockproof ring is semicircular, and the outer diameter of the shockproof ring is gradually reduced inwards in the radial direction.

5. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: be equipped with an axial limit structure between outer tube and the universal wheel cover, axial limit structure includes that one inlays the dress and is in the spacing ring in the universal wheel cover outside and one set up expand the pipe portion on the outer tube, expand the pipe portion and wear to establish in the universal wheel cover, the spacing ring cover is established on the outer tube, expand the pipe portion butt and be in on the spacing ring.

6. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: be equipped with a radial limit structure between wave guide pole and the installation sleeve, radial limit structure includes that one radially runs through the locating hole of wave guide pole, one sets up breach one of stepping down on the outer tube, one sets up breach two of stepping down on the interior sleeve pipe to and one pass in proper order notch one of stepping down, notch two of stepping down, locating hole and both ends are fixed pivot in the installation sleeve.

7. The ultrasonically encapsulated, tubular surgical blade of claim 1, wherein: be equipped with a fixed knot between interior sleeve pipe and the installation sleeve and construct, fixed knot constructs including at least two settings are in installation epaxial wall of sleeve's flexure strip, at least one is in the constant head tank between flexure strip and the installation sleeve inner wall, interior sheathed tube one end elasticity inserts to the constant head tank in.