CN215459777U - Retractor fixer for neurosurgery - Google Patents
Retractor fixer for neurosurgery Download PDFInfo
- Publication number
- CN215459777U CN215459777U CN202121871633.1U CN202121871633U CN215459777U CN 215459777 U CN215459777 U CN 215459777U CN 202121871633 U CN202121871633 U CN 202121871633U CN 215459777 U CN215459777 U CN 215459777U
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- Prior art keywords
- hook
- base
- fixing
- retractor
- hook head
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- Expired - Fee Related
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- 230000002980 postoperative effect Effects 0.000 abstract description 7
- 238000011084 recovery Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 5
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- 208000012661 Dyskinesia Diseases 0.000 description 1
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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- 210000002418 meninge Anatomy 0.000 description 1
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- 230000000007 visual effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a retractor fixer for neurosurgery, which comprises a base, a matching hook and a fixing rod, wherein the matching hook is arranged on the base; the fixing rods are distributed around the base, one end of each fixing rod is fixedly connected to the base, the other end of each fixing rod comprises a clamping clamp, and the clamping clamps are used for fixing the base and the operating bed; the clamping clamp comprises a bolt for screwing and fixing; the neurosurgery retractor fixer is simple in structure and easy to operate, effectively avoids artificial secondary injury during brain surgery, and is beneficial to postoperative recovery; the unhooking influence is avoided, and the normal operation of the operation is effectively ensured; bases of different shapes can be used according to the type of operation; the application range is wide, and the wide popularization is facilitated.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a retractor fixer for neurosurgery.
Background
Neurosurgery is an important branch of surgery, and mainly researches related diseases such as injury, inflammation, tumor and the like of human body application systems, such as brain, spinal cord and peripheral nervous system, and related auxiliary mechanisms, such as skull, scalp, cerebral blood vessel and meninges and other structures. The neurosurgery operation is greatly different from the common surgical operation, the operation field is small during the neurosurgery operation, each tissue has small blood vessel, more nerves and complex anatomy, and the operation difficulty of removing tumor tissues is large; moreover, compared with the muscular tissue, bone, brain, spinal cord and nervous system which are faced by the general surgery, the brain, spinal cord and nervous system which are faced by the neurosurgery are fragile, the organs are responsible for the transmission and the reception of important executive instructions of the human body, and when the minor injury is faced by the neurosurgery, the serious operation sequelae such as paralysis, dyskinesia and the like are easy to cause.
Brain surgery requires more detail and has a narrower surgical field than general surgery; also, surgical procedures have a greater impact on prognosis; therefore, the brain surgery in neurosurgery needs more accurate operation to reduce the artificial secondary injury in the brain surgery and improve the postoperative recovery degree of the patient. In order to have a better visual field in the surgical operation, the surgical operation often needs to draw hooks on the incision and the periphery; the existing retractor needs the manpower of medical personnel to carry out the retractor-assisted surgery, the operation is troublesome, and the operation intensity is additionally increased for the medical personnel; the existing retractor device for the surgical operation is not suitable for the brain operation of the neurosurgery, has single stretching direction and is not beneficial to the precise operation of the brain incision; the excessive force causes secondary damage to the brain wound in the process of pulling the hook, and is not beneficial to postoperative recovery; the hook head of the existing hook device is used for the hook control of muscle or adipose tissue at the incision of a common surgical operation, and is not suitable for the hook control of tissue thin skin at the wound of the head; the unhooking is easily caused, and the normal operation of the operation is seriously influenced.
Therefore, those skilled in the art have devoted themselves to develop a retractor fixer for neurosurgery, which aims to solve the problem of defects in the retractor process during the brain surgery in the prior art.
SUMMERY OF THE UTILITY MODEL
In view of the above defects of the prior art, the utility model aims to solve the technical problems that when the prior art is used for brain surgery, the existing drag hook fixer has single drag hook direction and large force, is easy to cause artificial secondary injury to the brain and is not beneficial to postoperative recovery; the hook head of the existing drag hook is not suitable for head tissues, and the defect that the normal operation of the operation is affected by unhooking is easily caused.
In order to achieve the purpose, the utility model provides a retractor fixer for neurosurgery, which comprises a base, a matching hook and a fixing rod; the fixing rods are distributed around the base, one end of each fixing rod is fixedly connected to the base, the other end of each fixing rod comprises a clamping clamp, and the clamping clamps are used for fixing the base and the operating bed; the clamping clamp comprises a bolt for screwing and fixing;
fixing grooves of the matching hooks are regularly distributed on the upper surface of the base; the inner part of each fixing groove is a circular groove, the upper surface of each fixing groove comprises a strip-shaped opening, and the strip-shaped openings are communicated with the circular grooves below the strip-shaped openings;
the bottom of the matching hook is a circular chassis, a supporting tube is arranged above the circular chassis, one end of the supporting tube is fixedly connected with the circular chassis, the other end of the supporting tube comprises an annular cover, a hook tube extends out of the center of the annular cover, the lower part of the hook tube extends into the supporting tube, one end of the hook tube is connected with the bottom of the supporting tube through an elastic part, and the other end of the hook tube is connected with a hook head after penetrating out of the center of the annular cover; the hook head comprises an upper hook head and a lower hook head, the upper hook head is bent downwards, the lower hook head is bent upwards, and the upper hook head and the lower hook head are overlapped and closed at the tip; the joint of the lower hook head and the upper hook head comprises an elastic piece, and the upper hook head and the lower hook head are kept in lap joint through elastic traction force;
the diameter of the circular base plate at the bottom of the matching hook is equal to the inner diameter of the circular groove in the fixing groove;
furthermore, 2-8 fixing rods are arranged;
further, the base is square, round, oval or strip-shaped;
further, the hook pipe is connected with the hook head through a connecting ring;
further, the fixed connection is welding, integral forming or screwing;
in a specific embodiment of the present invention, the base is square, including a circular opening; 3 fixation rods are distributed around the circular opening;
in another embodiment of the present invention, the base is a strip; two sides surrounding the strip shape comprise 2 fixed rods;
in a specific embodiment of the utility model, the fixed connection is a weld;
in a specific embodiment of the present invention, the elastic member is a spring;
by adopting the scheme, the retractor fixer for the neurosurgery, disclosed by the utility model, has the following technical effects:
1. according to the neurosurgical retractor fixer, the fixing grooves regularly distributed on the base are matched with the circular base plate of the matched hook to fix the retractor during a brain surgery, the position of the retractor can move on the base at an accurate distance, and the direction and the force of the retractor are adjusted, so that the neurosurgical retractor fixer is suitable for the precise requirements of the brain neurosurgical surgery; the artificial secondary injury during the brain surgery is effectively avoided, and the postoperative recovery is facilitated;
2. according to the neurosurgery draw hook fixer, the hook head structure of the matched hook is adjusted and optimized, so that the neurosurgery draw hook fixer is suitable for the draw hook fixation of head tissues, the unhooking influence is avoided, and the normal operation is effectively ensured;
3. the retractor fixer for the neurosurgery has a simple structure, is convenient for medical personnel to operate, and can use bases with different shapes according to the type of operation; the application range is wide, and the wide popularization is facilitated.
In conclusion, the neurosurgery draw hook fixator is simple in structure and easy to operate, effectively avoids artificial secondary injury during brain surgery, and is beneficial to postoperative recovery; the unhooking influence is avoided, and the normal operation of the operation is effectively ensured; bases of different shapes can be used according to the type of operation; the application range is wide, and the wide popularization is facilitated.
The conception, specific structure, and technical effects of the present invention will be further described in conjunction with the accompanying drawings and specific embodiments, so that the objects, features, and effects of the present invention can be fully understood.
Drawings
FIG. 1 is a schematic top view of the base structure of the retractor holder of the present invention;
FIG. 2 is a schematic front view of the base structure of the retractor holder of the present invention;
FIG. 3 is a schematic view of the configuration of the mating hook of the retractor holder of the present invention;
FIG. 4 is a schematic front view of the retaining groove of the retractor holder of the present invention;
FIG. 5 is a schematic top view of the retaining groove of the retractor holder of the present invention;
FIG. 6 is a schematic view of the base of another embodiment of the retractor holder of the present invention;
in the figure, 1, a base; 2. fixing the rod; 3. a clamping clip; 4. a bolt; 5. fixing grooves; 6. a circular groove; 7. a strip-shaped opening; 8. a circular chassis; 9. supporting a tube; 10. a ring cover; 11. hooking a pipe; 12. a spring; 13. an upper hook head; 14. a lower hook head.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings for clarity and understanding of technical contents. The present invention may be embodied in many different forms of embodiments and the scope of the utility model is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
As shown in fig. 1 to 5, the retractor fixer for neurosurgery of the present embodiment includes a base 1, a mating hook, and a fixing rod 2; the base 1 is square and comprises a circular opening; 3 fixing rods 2 are distributed around the base with the circular opening, one end of each fixing rod 2 is welded on the base 1, the other end of each fixing rod 2 comprises a clamping clip 3, and each clamping clip 3 is used for fixing the base 1 and the operating table; the clamping clamp 3 comprises a bolt 4 for screwing and fixing; fixing grooves 5 of matched hooks are regularly distributed on the upper surface of the base 1; a circular groove 6 is formed in each fixing groove 5, the upper surface of each fixing groove 5 comprises a strip-shaped opening 7, and the strip-shaped openings 7 are communicated with the circular grooves 6 below the strip-shaped openings 7;
the bottom of the matching hook is a circular chassis 8, a supporting pipe 9 is arranged above the circular chassis 8, one end of the supporting pipe 9 is welded with the circular chassis 8, the other end of the supporting pipe comprises an annular cover 10, the center of the annular cover 10 extends out of a hook pipe 11, the lower part of the hook pipe 11 extends into the supporting pipe 9, one end of the hook pipe 11 is connected with the bottom of the supporting pipe 9 through a spring 12, and the other end of the hook pipe 11 penetrates out of the center of the annular cover 10 and then is connected with a hook head through a connecting ring; the hook heads comprise an upper hook head 13 and a lower hook head 14, the upper hook head 13 bends downwards, the lower hook head 14 bends upwards, and the upper hook head 13 and the lower hook head 14 are overlapped and closed at the tip; the joint of the lower hook head 14 and the upper hook head 13 comprises a spring, and the upper hook head and the lower hook head are kept in lap joint through elastic traction force;
the diameter of a round base plate 8 at the bottom of the matching hook is equal to the inner diameter of a round groove 6 in the fixing groove 5;
when in use, the utility model is used,
firstly, a patient needing brain surgery lies on an operating bed, the base of the novel hook fixator is placed on the upper surface of the operating bed, and a clamping clamp on a fixed rod is clamped and fixed with the operating bed to fix the base; positioning the patient's head within a circular opening in the base; then, performing surgery on the patient, when the knife edge needs to be subjected to drag hook, taking a matched hook, opening an upper hook head and a lower hook head to enable the hook heads to grab head tissues, selecting a fixing groove at a proper position according to the direction and force of the drag hook, obliquely placing a circular base plate at the bottom of the matched hook into a circular groove from a strip-shaped opening, and horizontally clamping the circular base plate in the fixing groove; if the direction and the force are not proper, the round chassis can be taken out to replace other fixing grooves;
by using the neurosurgical retractor fixer, the direction and the force of the retractor of the head incision of a patient can be finely adjusted in the head surgical operation process, no artificial secondary injury is caused in the whole operation, and the postoperative recovery and healing of the patient are good; in the whole process of the surgical retractor, the unhooking phenomenon does not occur.
In another embodiment of the present invention, as shown in fig. 6, the base is a strip; two sides surrounding the strip shape comprise 2 fixed rods; the retractor fixer in the shape is suitable for the operation of the trunk and the limbs of the patient; the use is convenient, the direction and the force of the draw hook are good, and the application effect is good.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (4)
1. A retractor fixer for neurosurgery is characterized by comprising a base (1), a matching hook and a fixing rod (2); the fixing rods (2) are distributed around the base (1), one end of each fixing rod (2) is fixedly connected to the base (1), the other end of each fixing rod comprises a clamping clamp (3), and the clamping clamps (3) are used for fixing the base (1) and the operating bed; the clamping clamp (3) comprises a bolt (4) for screwing and fixing;
fixing grooves (5) of the matching hooks are regularly distributed on the upper surface of the base (1); the inner part of each fixing groove (5) is a circular groove (6), the upper surface of each fixing groove (5) comprises a strip-shaped opening (7), and each strip-shaped opening (7) is communicated with the circular groove (6) below;
the bottom of the matching hook is a circular chassis (8), a supporting tube (9) is arranged above the circular chassis (8), one end of the supporting tube (9) is fixedly connected with the circular chassis (8), the other end of the supporting tube comprises an annular cover (10), a hook tube (11) extends out of the center of the annular cover (10), the lower part of the hook tube (11) extends into the supporting tube (9), one end of the hook tube (11) is connected with the bottom of the supporting tube (9) through an elastic part, and the other end of the hook tube (11) penetrates out of the center of the annular cover (10) and then is connected with a hook head through a connecting ring; the hook head comprises an upper hook head (13) and a lower hook head (14), the upper hook head (13) bends downwards, the lower hook head (14) bends upwards, and the upper hook head (13) and the lower hook head (14) are overlapped and closed at the tip; the joint of the lower hook head (14) and the upper hook head (13) comprises an elastic piece, and the upper hook head and the lower hook head are kept in lap joint through elastic traction force;
the diameter of a circular base plate (8) at the bottom of the matching hook is equal to the inner diameter of a circular groove (6) in the fixing groove (5).
2. The neurosurgical retractor holder of claim 1 wherein the retractor holder is a single-piece retractor,
the number of the fixing rods (2) is 2-8.
3. The neurosurgical retractor holder of claim 1 wherein the retractor holder is a single-piece retractor,
the base (1) is square, round, oval or strip-shaped.
4. The neurosurgical retractor holder of claim 1 wherein the retractor holder is a single-piece retractor,
the fixed connection is welding, integrated molding or screwed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121871633.1U CN215459777U (en) | 2021-08-11 | 2021-08-11 | Retractor fixer for neurosurgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121871633.1U CN215459777U (en) | 2021-08-11 | 2021-08-11 | Retractor fixer for neurosurgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215459777U true CN215459777U (en) | 2022-01-11 |
Family
ID=79758365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121871633.1U Expired - Fee Related CN215459777U (en) | 2021-08-11 | 2021-08-11 | Retractor fixer for neurosurgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215459777U (en) |
-
2021
- 2021-08-11 CN CN202121871633.1U patent/CN215459777U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |