CN113545865A - Nerve baffle - Google Patents

Nerve baffle Download PDF

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Publication number
CN113545865A
CN113545865A CN202110851117.0A CN202110851117A CN113545865A CN 113545865 A CN113545865 A CN 113545865A CN 202110851117 A CN202110851117 A CN 202110851117A CN 113545865 A CN113545865 A CN 113545865A
Authority
CN
China
Prior art keywords
main body
sleeve
sleeve main
baffle
pipe
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.)
Pending
Application number
CN202110851117.0A
Other languages
Chinese (zh)
Inventor
贺石生
倪海键
冯超博
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Tenth Peoples Hospital
Original Assignee
Shanghai Tenth Peoples Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Tenth Peoples Hospital filed Critical Shanghai Tenth Peoples Hospital
Priority to CN202110851117.0A priority Critical patent/CN113545865A/en
Publication of CN113545865A publication Critical patent/CN113545865A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08—Accessories or related features not otherwise provided for
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B17/3421—Cannulas
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A61B2017/00296—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means mounted on an endoscope
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08—Accessories or related features not otherwise provided for
    • A61B2090/0801—Prevention of accidental cutting or pricking
    • A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Surgical Instruments (AREA)

Abstract

The nerve baffle comprises a sleeve main body, wherein the sleeve main body comprises a baffle body, a limiting device and a handle, the baffle body is arranged at the front end of the sleeve main body, the handle is arranged at the rear end of the sleeve main body, the limiting device is sleeved on the sleeve main body, and the sleeve main body can contain surgical instruments and/or surgical instruments in a surgical working sleeve. The invention provides convenience for the operation of minimally invasive spine surgery by the sleeve main body which can simultaneously contain surgical instruments and/or is contained in the surgical working sleeve, and comprehensively protects the nerve tissues by the tongue-shaped arc baffle plate, thereby effectively preventing the nerve tissues from being damaged.

Description

Nerve baffle
Technical Field
The invention relates to the technical field of medical instruments, in particular to a nerve baffle.
Background
With the concept of minimally invasive spinal surgery being increasingly sophisticated, more and more spinal surgeons are currently using minimally invasive surgery as the preferred treatment strategy. In minimally invasive spinal fusion surgery, because the minimally invasive surgery operation space is limited, a nerve baffle is often needed to push the nerves away in the surgery process to avoid injury. The volume of the existing common nerve baffle is large, and meanwhile, the design space of the baffle is limited due to the limited operation space, so that the protection degree of the nerve tissue is limited.
Disclosure of Invention
In view of the above, the present invention provides a nerve barrier that protects nerve tissue and facilitates surgical operation.
The nerve baffle comprises a sleeve main body, wherein the sleeve main body comprises a baffle body, a limiting device and a handle, the baffle body is arranged at the front end of the sleeve main body, the handle is arranged at the rear end of the sleeve main body, the limiting device is sleeved on the sleeve main body, and the sleeve main body can contain surgical instruments and/or surgical instruments in a surgical working sleeve.
Further, the sleeve main body comprises a first pipe opening portion and a second pipe opening portion, the baffle body extends from the bottom of the first pipe opening portion along the axial direction of the sleeve main body, and the handle extends from the top of the second pipe opening portion outwards along the circumferential direction of the sleeve main body.
Further, the end face of the first pipe orifice corresponding to the sleeve main body is inclined compared with the vertical direction, and the inclination range is 30-60 degrees.
Further, the baffle body is a tongue-shaped baffle extending outwards from the bottom of the first pipe orifice part along the axial direction of the sleeve main body.
Further, the baffle body is an arc with the same radius as the sleeve main body on the axial section of the sleeve main body.
Further, the baffle body has a width in axial section of the sleeve main body smaller than a width of the sleeve main body.
Further, the cannula main body further comprises a first pipeline, the first pipeline is arranged within the inner diameter of the cannula main body, the first pipeline is a tubular channel which is through from front to back, one inlet and outlet of the first pipeline is the first pipe orifice portion, the other inlet and outlet of the first pipeline is the second pipe orifice portion, and the first pipeline can be used for containing surgical instruments.
Furthermore, the limiting device limits the cannula main body on the operation working cannula along the axial direction of the cannula main body, and the limiting device is abutted against the operation working cannula.
Furthermore, stop device includes the spacing ring, the spacing ring is followed the circumference cover of sleeve pipe main part is located on the sleeve pipe main part, the spacing ring can rotate relative the sleeve pipe main part.
Further, stop device still includes fixing bolt, fixing bolt is fixed in on the spacing ring, fixing bolt with the spacing ring is fixed through screw-thread fit, the spacing ring passes through fixing bolt along circumference with the sleeve pipe main part chucking is fixed.
The invention provides convenience for the operation of minimally invasive spine surgery by the sleeve main body which can simultaneously contain surgical instruments and/or is contained in the surgical working sleeve, and comprehensively protects the nerve tissues by the tongue-shaped arc baffle plate, thereby effectively preventing the nerve tissues from being damaged.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a neural barrier provided by the present invention.
Fig. 2 is a front view of a nerve block provided by the present invention.
Figure 3 is a side view of a nerve block provided by the present invention.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined objects, the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 3, the neural barrier of the present invention includes a casing main body 1, the casing main body 1 includes a barrier main body 5, a limiting device 2 and a handle 3, the barrier main body 5 is disposed at a front end of the casing main body 1, the handle 3 is disposed at a rear end of the casing main body 1, and the limiting device 2 is sleeved on the casing main body 1.
Further, the sleeve main body 1 includes a first port portion 41 and a second port portion 42, the first port portion 41 is located at one end of the sleeve main body 1, the second port portion 42 is located at the other end of the sleeve main body 1, the baffle body 5 extends from the bottom of the first port portion 41 in the axial direction of the sleeve main body 1, and the handle 3 extends from the top of the second port portion 42 outward in the circumferential direction of the sleeve main body 1.
Further, the end face of the first nozzle portion 41 corresponding to the sleeve main body 1 is inclined with respect to the vertical direction, the inclination range is 30 ° to 60 °, the baffle body 5 is a tongue-shaped baffle extending outward from the bottom of the first nozzle portion 41 along the axial direction of the sleeve main body 1, the baffle body 5 is a minor arc having the same radius as the sleeve main body 1 on the axial cross section of the sleeve main body 1, the width of the baffle body 5 on the axial cross section of the sleeve main body 1 is smaller than the width of the sleeve main body 1, in this embodiment, the width of the baffle body 5 is 5 mm to 8mm, the length of the baffle body 5 is 1cm, and the inclination angle with respect to the sleeve main body 1 is 45 °.
Further, the cannula main body 1 further comprises a first pipeline 11, the first pipeline 11 is arranged within the inner diameter of the cannula main body 1, the first pipeline 11 is a tubular channel which is through from front to back, one inlet and outlet of the first pipeline 11 is a first pipe orifice portion 41, the other inlet and outlet is a second pipe orifice portion 42, the first pipeline 11 can be used for accommodating surgical instruments, meanwhile, the cannula main body 1 can also be accommodated in the surgical working cannula, namely, the cannula main body 1 can accommodate surgical instruments and/or be accommodated in the surgical working cannula, a three-layer or double-layer composite cannula is formed, the adjustment can be carried out according to actual use conditions, and the cannula main body is suitable for various surgical occasions.
Further, stop device 2 includes spacing ring 21 and fixing bolt 22, and on bushing body 1 was located along bushing body 1's circumference cover to spacing ring 21, spacing ring 21 can rotate relative bushing body 1, and fixing bolt 22 is fixed in on spacing ring 21, and fixing bolt 22 passes through screw-thread fit with spacing ring 21 and fixes, and spacing ring 21 passes through fixing bolt 22 along circumference and bushing body 1 chucking fixedly. In this embodiment, an opening is formed in the limiting ring 21, a thread for matching with the fixing bolt 22 is formed in the inner wall of the opening, when the fixing bolt 22 is screwed down, the limiting ring 21 and the cannula main body 1 are relatively fixed, the limiting device 2 limits the cannula main body 1 on the surgical working cannula along the axial direction of the cannula main body 1, and the limiting device 2 abuts against the surgical working cannula.
Specifically, when the nerve baffle plate is used for carrying out operation steps which can damage nerves, firstly, surgical instruments and surgical working sleeves are selected according to the surgical mode of a patient for carrying out surgical operation, then the nerve baffle plate is sleeved into the surgical working sleeves and is axially limited by the limiting device 2, or the nerve baffle plate is sleeved into the operation working sleeve pipe, and meanwhile, the operation instrument is also sleeved into the nerve baffle plate, in operation, firstly, the nerve barrier is placed in an operation channel so that the tail end of the barrier body 5 reaches the inner part of the intervertebral disc fibrous ring, thereby rotate sleeve pipe main part 1 through handle 3 and drive first mouth of pipe portion 41 rotatory, make baffle body 5 be located nervous one side and its end keeps arranging in the fibrous ring in the in-process, the extrados face of baffle body 5 is towards nervous tissue, reaches the complete separation and protects nervous tissue, makes nervous tissue avoid the rubbing of surgical instruments or operation work sleeve pipe to bump.
In conclusion, the minimally invasive spinal surgery device can provide convenience for the operation of minimally invasive spinal surgeries through the cannula main body which can contain surgical instruments and/or surgical working cannulae, and can protect nerve tissues comprehensively through the tongue-shaped arc baffle plate, so that the nerve tissues are effectively prevented from being damaged.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A neural barrier, comprising: the nerve baffle comprises a sleeve main body (1), the sleeve main body (1) comprises a baffle body (5), a limiting device (2) and a handle (3), the baffle body (5) is arranged at the front end of the sleeve main body (1), the handle (3) is arranged at the rear end of the sleeve main body (1), the limiting device (2) is sleeved on the sleeve main body (1), and the sleeve main body (1) can contain surgical instruments and/or is contained in a surgical working sleeve.
2. The neural barrier of claim 1, wherein: the sleeve main body (1) comprises a first pipe opening portion (41) and a second pipe opening portion (42), the baffle body (5) extends from the bottom of the first pipe opening portion (41) along the axial direction of the sleeve main body (1), and the handle (3) extends from the top of the second pipe opening portion (42) outwards along the circumferential direction of the sleeve main body (1).
3. The neural barrier of claim 2, wherein: the end face of the first pipe opening (41) corresponding to the sleeve main body (1) is inclined compared with the vertical direction, and the inclination range is 30-60 degrees.
4. The neural barrier of claim 3, wherein: the baffle body (5) is a tongue-shaped baffle which extends outwards from the bottom of the first pipe orifice part (41) along the axial direction of the sleeve main body (1).
5. The neural barrier of claim 4, wherein: the baffle body (5) is an arc with the same radius as the sleeve main body (1) on the axial section of the sleeve main body (1).
6. The neural barrier of claim 5, wherein: the width of the baffle body (5) on the axial section of the sleeve main body (1) is smaller than that of the sleeve main body (1).
7. The neural barrier of claim 2, wherein: the sleeve main body (1) further comprises a first pipeline (11), the first pipeline (11) is arranged in the inner diameter of the sleeve main body (1), the first pipeline (11) is a tubular channel which is through from front to back, an inlet and an outlet of the first pipeline (11) are a first pipe orifice portion (41), the other inlet and outlet of the first pipeline (11) are a second pipe orifice portion (42), and the first pipeline (11) can be used for containing surgical instruments.
8. The neural barrier of claim 1, wherein: the limiting device (2) is arranged on the operation working sleeve along the axial direction of the sleeve main body (1) for limiting the sleeve main body (1), and the limiting device (2) is abutted to the operation working sleeve.
9. The neural barrier of claim 8, wherein: stop device (2) include spacing ring (21), spacing ring (21) are followed the circumference cover of sleeve pipe main part (1) is located sleeve pipe main part (1) is last, spacing ring (21) can be relative sleeve pipe main part (1) rotates.
10. The neural barrier of claim 9, wherein: stop device (2) still include fixing bolt (22), fixing bolt (22) are fixed in on spacing ring (21), fixing bolt (22) with spacing ring (21) are fixed through the screw-thread fit, spacing ring (21) pass through fixing bolt (22) along circumference with sleeve pipe main part (1) chucking is fixed.
CN202110851117.0A 2021-07-27 2021-07-27 Nerve baffle Pending CN113545865A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110851117.0A CN113545865A (en) 2021-07-27 2021-07-27 Nerve baffle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110851117.0A CN113545865A (en) 2021-07-27 2021-07-27 Nerve baffle

Publications (1)

Publication Number Publication Date
CN113545865A true CN113545865A (en) 2021-10-26

Family

ID=78104580

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110851117.0A Pending CN113545865A (en) 2021-07-27 2021-07-27 Nerve baffle

Country Status (1)

Country Link
CN (1) CN113545865A (en)

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