CN216962522U - Auxiliary UBE operation channel establishing instrument - Google Patents

Abstract

The utility model relates to an auxiliary UBE surgical channel establishing instrument, which comprises: the device comprises a horizontal plate, a parallel rod, a guide structure capable of adjusting and fixing an entry angle and a sleeve; the horizontal plate is provided with an operating surface, two parallel rods are arranged on the operating surface, guide structures are arranged at the front ends of the two parallel rods, and the sleeve is arranged in the guide structures; the guide structure is movably connected with the parallel rod, the angle of the guide structure is adjusted by taking the parallel rod as a circle center, and the guide structure can be connected with sleeves with different sizes; when the device is used, the entry angle of the sleeve is adjusted through the guide structure, then the sleeve for establishing the channel is inserted into the guide port on the body of a patient, and force is applied to the sleeve in a manual or mechanical mode, so that the sleeve is crossed in the human body, and the intercommunication of the two operation channels is completed.

Description

Auxiliary UBE operation channel establishing instrument

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an instrument for assisting the building of a UBE operation channel.

Background

The unilateral two-channel endoscope technology is characterized in that percutaneous observation and operation channels are respectively established through two small incisions on the posterior single side, an endoscope is placed in the observation channel to monitor the operation visual field, and an operation tool is placed in the operation channel to be used for intra-and-outer operation of a vertebral canal. The characteristic of two-channel separation makes this technique be different from coaxial endoscope technique, has clear and open field of vision, flexible and convenient operation, surgical instruments require advantages such as simple relatively. In recent years, clinical reports on the application of unilateral and double-channel endoscopic surgery in spinal diseases are increasing. The operation indications comprise enucleation of nucleus pulposus of lumbar intervertebral disc protrusion, decompression of lumbar spinal stenosis, interbody fusion under endoscope, excision of space occupying lesion inside and outside the vertebral canal, and the like; the operation segment is gradually expanded from the lumbar vertebra to the cervical vertebra and the thoracic vertebra, and the operation segment obtains good clinical operation effect and is paid attention.

At present, two operation channels need to be established by one-step expansion at a single side before an operation, one is an endoscope channel, the other is an operation instrument channel, however, how to effectively establish the channels is a key step for successful operation, at present, two channels are established by one channel, so that the problems that the two channels are staggered easily when being established, the crossing position is not very accurate and the like are caused, and further the effective intercommunicated channels cannot be established, so that much time is consumed for adjustment, the wound is easy to be large, and the problem that the time is long is caused. Therefore, the establishment of the existing channel mostly needs to be assisted by the abundant clinical experience of doctors, and the requirements on the experience of the doctors are high. For the operation at the vertebral body, the nerve injury is easy to cause by taking little attention, so the time of the whole operation can be greatly shortened if two channels can be established at one time as soon as possible, and the requirement on the experience of a doctor is reduced.

Therefore, there is a need in the art for an instrument that can simultaneously establish two channels to solve the technical problem of high requirements for the experience of the physician. The utility model aims at the problems and provides an auxiliary UBE operation channel establishing instrument.

SUMMERY OF THE UTILITY MODEL

To overcome the problems noted in the background, the present invention provides an auxiliary UBE surgical pathway establishing instrument.

An assisted UBE surgical pathway establishing instrument, comprising: the device comprises a horizontal plate, a parallel rod, a guide structure capable of adjusting and fixing an entry angle and a sleeve; the horizontal plate is provided with an operation surface, two parallel rods with equal length are arranged on the operation surface, the front ends of the two parallel rods are provided with guide structures, and the sleeve is arranged in the guide structures; the guide structure is movably connected with the parallel rod, the guide structure adjusts the angle by taking the parallel rod as a circle center, and the guide structure can be connected with sleeves with different sizes; when the device is used, the entry angle of the sleeve is adjusted through the guide structure, then the sleeve for establishing the channel is inserted into the guide port on the body of a patient, and force is applied to the sleeve in a manual or mechanical mode, so that the sleeve is crossed in the human body, and the intercommunication of the two operation channels is completed.

Furthermore, one side of the horizontal plate is an operation surface, the parallel rods are arranged on the operation surface, the bending sections are arranged at the ends, not connected with the operation surface, of the parallel rods, the bending angles are perpendicular to the parts, not bent, of the parallel rods, and the arrangement ensures that the perspective view of the operation channel for the patient cannot be shielded when the operation channel is established by the instrument.

Furthermore, the operating surface of the horizontal plate is provided with a driving structure for driving the sleeves to converge in the human body in a crossed manner.

Furthermore, the horizontal plate operation surface is provided with two connectors, the driving structure is connected through an open slot formed in each connector, a fixed shaft is arranged in each open slot, and the driving structure is driven and pushed through the fixed shaft.

Further, the driving structure includes: the driving section, the pushing section for pushing the sleeve to move, the sliding groove, the sliding block and the direction changing assembly connected with the end part of the sleeve are arranged, and the driving structure is arranged to enable the two sleeves to be crossed and converged, so that the establishment of the double-operation channels is realized.

Alternatively, the drive structure is comprised in: the horizontal plate is provided with an open slot, a driving section, a pushing section for pushing the sleeve to move, a sliding groove, a sliding block and a turning component connected with the end part of the sleeve, wherein a fixed shaft is arranged in the open slot, the two driving sections are fixed in the open slot in a crossed manner through the fixed shaft and perform opening and closing movement of the two driving sections through the fixed shaft, the pushing section is integrally connected with the driving end, the front end of the pushing section is a bent push rod bent towards two sides, the sliding groove is arranged on the bent push rod, the sliding block performs translational movement in the sliding groove, and the sleeve is connected with the sliding block by taking the turning component as transition; when the two driving sections are combined towards the middle, the two pushing sections are simultaneously driven to clamp towards the middle, and the sleeve is pushed to be continuously inserted into the human body, so that the establishment of the double operation channels is realized.

Furthermore, the driving section and the pushing section are connected into a whole, the connection part is in an arc shape matched with the maximum diameter of the fixed shaft, and the driving section is pressed to drive the two pushing sections to push towards the middle, so that the crossing of the sleeve in a human body is realized.

Furthermore, a sliding groove is formed in the pushing section, the sliding block moves in a translation mode along the sliding groove, and the sleeve is connected with the sliding block in a transition mode through the turning component; the arrangement of the structure can ensure that the direction of the cannula is not changed in the process of establishing the operation channel.

Further, set up on the sliding block with become the ball socket that the phase subassembly is connected, become the bulb that the phase subassembly set up and ball socket is connected, the diversion subassembly still includes adapter sleeve's pipe cap, has realized through this kind of setting that the sleeve pipe is fixed the back, realizes can not changing to fixed back angle direction motion and angle.

Furthermore, the driving section is arranged at the longitudinal rear part of the operation plate, the operation plate is operated to drive the driving section, and the two pushing sections are driven to gather towards the middle, so that the simultaneous establishment of two operation channels is realized.

Furthermore, the two pushing sections are respectively provided with a first lantern ring, the operating surface is provided with a second corresponding lantern ring, and a first spring is arranged to connect the first corresponding lantern ring with the second lantern ring.

Further, the guide structure sets up on the bending section of parallel bar, and the guide structure includes: a guide assembly, a locking lever, a dial; the guide assembly is provided with expansion holes which can be connected with sleeves of different sizes, the guide assembly can adjust the angle, the dial is arranged on the inner side surface of the bending section corresponding to the guide assembly, the connecting part of the guide assembly and the bending section is provided with a locking assembly, and the locking rod is connected with the locking assembly; the angle adjustment of the guiding structure after the sleeve is connected is realized through the arrangement.

Furthermore, the elastic sheet is arranged in the expansion hole, and the size range of the expansion hole, which can be connected with the sleeve, is 2-10 mm.

Further, the check lock lever is the threaded rod, when adjusting the guide assembly to suitable angle, rotates the check lock lever and can accomplish the lock to the guide structure.

Further, set up the telescopic link on the horizontal plate operation face, the first end of telescopic link sets up the operation panel, sets up spring two around the telescopic link and is used for making the operation panel reset after pressing the operation panel.

During the use, at first adjust guide assembly's angle, adjust to suitable angle after, be suitable for the check lock lever and lock guide assembly, implant two sleeve pipes through the wound on the patient's health, through operation panel, make two sleeve pipes carry out downwardly extending gathering under the patient skin, two sleeve pipes after crossing, use the sleeve pipe of different sizes again to expand step by step through guide assembly.

The utility model has the beneficial effects that: through setting up the guide structure, set up the inclination that the passageway was established to the operation before the art, guarantee that the passageway is quick effectual to be established, guaranteed through setting up the drive structure when the passageway is established, the sleeve pipe can descend according to the angle of settlement for the speed of excitation operation passageway.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 4 is a front view of the overall structure of the present invention;

FIG. 5 is a schematic view of an operation panel according to the present invention;

FIG. 6 is a schematic view of the half structure of the present invention;

FIG. 7 is a front schematic view of a guide structure according to the present invention;

FIG. 8 is a rear view of the guide structure of the present invention;

FIG. 9 is a schematic cross-sectional view of a guide structure of the present invention;

FIG. 10 is a schematic view of a driving structure according to the present invention;

FIG. 11 is a schematic view of the sliding slot and the sliding block of the present invention;

in the figure, 1, horizontal plate; 11. an operation surface; 12. a parallel bar; 121. bending the section; 15. a linker; 16. an open slot; 17. a fixed shaft; 18. a second spring; 19. a telescopic rod; 191. an operation panel; 2. a guide assembly; 21. an expansion hole 212, an elastic sheet; 22. a locking lever; 23. a dial scale; 24. a sleeve; 3. a drive section; 31. a pushing section; 311. a sliding groove; 312. a slider; 32. a direction changing component; 33. a ball head; 34. a ball socket; 35. and a first spring.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and examples can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present invention shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, an auxiliary UBE surgical pathway establishing instrument, comprising: the horizontal plate 1, the parallel rod 12, a guide structure capable of adjusting and fixing an entering angle and a sleeve 24; the horizontal plate 1 is provided with an operating surface 11, two parallel rods 12 with equal length are arranged on the operating surface 11, the front ends of the two parallel rods 12 are provided with guide structures, and a sleeve 24 is arranged in the guide structures; the guide structure is movably connected with the parallel rod 12, the guide structure adjusts the angle by taking the parallel rod 12 as the center of a circle, and the guide structure can be connected with sleeves 24 with different sizes; when the device is used, the entry angle of the sleeve 24 is adjusted through the guide structure, then the sleeve 24 used for establishing the channel is inserted into a guide port on the body of a patient, and force is applied to the sleeve 24 manually or mechanically, so that the sleeve 24 is crossed in the body, and the intercommunication of the two operation channels is completed.

Example 2

Referring to fig. 2 to 4, on the basis of embodiment 1, a horizontal plate 1 is provided, one side of the horizontal plate 1 is an operation surface 11, a parallel rod 12 is provided on the operation surface 11, one end of the parallel rod 12, which is not connected with the operation surface 11, is provided with a bending section 121, and the bending angle is perpendicular to the non-bending part of the parallel rod 12, which ensures that when an operation channel is established by an instrument, a perspective view of a patient at the position where the operation channel is established is not blocked.

An expansion link 19 is arranged on the operation surface 11 of the horizontal plate 1, an operation plate 191 is arranged at the first end of the expansion link 19, and a second return spring 18 is arranged around the expansion link 19 and used for pressing the operation plate 191 and then returning the operation plate 191.

Example 3

Referring to fig. 3-5, the driving structure is provided on the basis of embodiment 2, and the driving structure for driving the sleeves 24 to cross and meet in the human body is provided on the operation surface 11 of the horizontal plate 1.

The operation surface 11 of the horizontal plate 1 is provided with two connecting bodies 15, the driving structure is connected through an open slot 16 arranged on the connecting bodies 15, a fixed shaft 17 is arranged in the open slot 16, and the driving structure is driven and pushed through the fixed shaft 17.

The driving structure includes: the driving section 3, the pushing section 31 for pushing the sleeve 24 to move, the sliding groove 311, the sliding block 312 and the direction changing assembly 32 connected with the end part of the sleeve 24 are crossed and converged by arranging a driving structure, so that the establishment of the double operation channels is realized.

Alternatively, the drive structure is comprised of: the horizontal plate 1 is provided with an open slot 16, a driving section 3, a pushing section 31 for pushing the sleeve 24 to move, a sliding groove 311, a sliding block 312 and a direction changing assembly 32 connected with the end part of the sleeve 24, wherein a fixed shaft 17 is arranged in the open slot 16, the two driving sections 3 are fixed in the open slot 16 in a crossed manner through the fixed shaft 17 and perform opening and closing movement of the two driving sections 3 through the fixed shaft 17, the pushing section 31 is connected with the driving end integrally, the front end of the pushing section 31 is a bent push rod bent towards two sides, the bent push rod is provided with the sliding groove 311, the sliding block 312 performs translational movement in the sliding groove 311, and the sleeve 24 is connected with the sliding block 312 by taking the direction changing assembly 32 as a transition; when the two driving sections 3 are combined towards the middle, the two pushing sections 31 are simultaneously driven to clamp towards the middle, and the sleeve 24 is pushed to be continuously inserted into the human body, so that the establishment of the double operation channels is realized.

The driving section 3 and the pushing section 31 are connected into a whole, the connection part is in an arc shape matched with the maximum diameter of the fixed shaft 17, the driving section 3 is pressed to drive the two pushing sections 31 to push towards the middle, and the crossing of the sleeve 24 in a human body is realized.

The pushing section 31 is provided with a sliding groove 311, the sliding block 312 performs translational motion along the sliding groove 311, and the sleeve 24 is connected with the sliding block 312 by taking the direction changing component 32 as a transition; by providing this structure, it is ensured that the orientation of the cannula 24 does not change during the establishment of the surgical passageway.

The sliding block 312 is provided with a ball socket 34 connected with the phase change assembly, the phase change assembly is provided with a ball head 33 connected with the ball socket 34, the direction change assembly 32 further comprises a pipe cap connected with the sleeve 24, and the sleeve 24 can move towards the angle direction after being fixed and the angle can not change through the arrangement.

The driving section 3 is arranged at the longitudinal rear part of the operation panel 191, the operation panel 191 is operated to drive the driving section 3 and drive the two pushing sections 31 to gather towards the middle, and the simultaneous establishment of two operation channels is realized.

The two pushing sections 31 are respectively provided with a first lantern ring, the operating surface 11 is provided with a second corresponding lantern ring, and a first spring 35 is arranged to connect the first corresponding lantern ring with the second lantern ring.

Example 4

Referring to fig. 6 to 11, the driving structure is provided on the basis of embodiment 1, and the guide structure is provided on the bent section 121 of the parallel bar 12, and the guide structure includes: the guide assembly 2, the lock lever 22, the dial 23; the guide assembly 2 is provided with expansion holes which can be connected with sleeves 24 with different sizes, the guide assembly 2 can be adjusted in angle, the dial 23 is arranged on the inner side surface of the bending section 121 corresponding to the guide assembly 2, a locking assembly is arranged at the joint of the guide assembly 2 and the bending section 121, and the locking rod 22 is connected with the locking assembly; this arrangement allows for angular adjustment of the guide structure after it is coupled to the sleeve 24.

The elastic sheet is arranged in the expansion hole, and the size range of the expansion hole, which can be connected with the sleeve 24, is 2-10 mm.

The locking lever 22 is a threaded rod, and when the guide assembly 2 is adjusted to a proper angle, the locking structure can be locked by rotating the locking lever 22.

The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the utility model without departing from the principle of the utility model, which would also fall within the scope of the claims of the utility model.

Claims (10)

1. An auxiliary UBE operation channel establishing instrument comprises a horizontal plate, a parallel rod, a guide structure capable of adjusting and fixing an entering angle and a sleeve; the device is characterized in that the horizontal plate is provided with an operation surface, two parallel rods with equal length are arranged on the operation surface, the front ends of the two parallel rods are provided with guide structures, and the sleeve is arranged in the guide structures; the guide structure is movably connected with the parallel rod, the angle of the guide structure is adjusted by taking the parallel rod as a circle center, and the guide structure can be connected with sleeves of different sizes.

2. The apparatus for establishing an auxiliary UBE surgical channel according to claim 1, wherein one side of said horizontal plate is an operation surface, a parallel rod is disposed on the operation surface, a bending section is disposed at an end of the parallel rod not connected to the operation surface, and a bending angle is perpendicular to an unbent portion of the parallel rod.

3. The auxiliary UBE surgical pathway establishing apparatus of claim 2, wherein said operative surface of said horizontal plate is provided with a drive structure for driving said cannulae to converge in a human body; the horizontal plate operation surface is provided with two connectors, the driving structure is connected through an open slot formed in each connector, a fixed shaft is arranged in each open slot, and the driving structure is driven and pushed through the fixed shaft.

4. The auxiliary UBE surgical pathway establishing instrument of claim 3, wherein the drive structure comprises: the driving section, the pushing section for pushing the sleeve to move, the sliding groove, the sliding block and the turning assembly are connected with the end part of the sleeve; alternatively, the drive structure is comprised in: set up the open slot on the horizontal plate, promotion section, sliding tray, sliding block, the diversion subassembly with sleeve pipe end connection of drive section, promotion sleeve pipe motion, set up the fixed axle in the open slot, two drive sections pass through the fixed axle cross fixation in the open slot to carry out the motion of opening and shutting of two drive sections through the fixed axle, promotion section and drive end body coupling promote the section front end for the buckle push rod to both sides buckling to set up the sliding tray on the push rod of buckling, the sliding block is translational motion in the sliding tray, and the sleeve pipe uses the diversion subassembly to be connected with the sliding block for the transition.

5. An auxiliary UBE surgical pathway establishing apparatus as in claim 4, wherein said driving section is integrally connected to said pushing section in an arc shape matching the maximum diameter of said stationary shaft; set up the sliding tray on the promotion section, the sliding block carries out translation motion along the sliding tray, and the sleeve pipe uses the diversion subassembly to be connected with the sliding block for the transition.

6. The auxiliary UBE surgical pathway establishing apparatus of claim 5, wherein the sliding block is provided with a ball socket connected to the phase-change assembly, the phase-change assembly is provided with a ball head connected to the ball socket, and the direction-change assembly further comprises a cap connected to the cannula.

7. An auxiliary UBE surgical pathway establishing instrument as in claim 6 wherein the drive section is disposed longitudinally rearward of the operating plate.

8. The device for establishing an auxiliary UBE surgical passage according to claim 4, wherein a first collar is provided on each of said two pushing sections, a second collar is provided on the operation surface, and a first spring is provided to connect the first and second collars.

9. An auxiliary UBE surgical pathway establishing instrument as recited in claim 1, wherein the guide structure is disposed on a bend segment of a parallel bar, the guide structure comprising: guide assembly, locking lever, dial; the guide assembly is provided with expansion holes which can be connected with sleeves of different sizes, the guide assembly can adjust the angle, the dial is arranged on the inner side surface of the bending section corresponding to the guide assembly, the connecting part of the guide assembly and the bending section is provided with a locking assembly, and the locking rod is connected with the locking assembly; the elastic sheet is arranged in the expansion hole, and the size range of the expansion hole, which can be connected with the sleeve, is 2-10 mm; the locking lever is a threaded rod.

10. The apparatus of claim 9, wherein the horizontal plate surface is provided with a telescoping shaft, a first end of the telescoping shaft being provided with the operating plate.

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