CN109106454B - RC intracranial minimally invasive treatment positioning device - Google Patents
RC intracranial minimally invasive treatment positioning device Download PDFInfo
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- CN109106454B CN109106454B CN201810776738.5A CN201810776738A CN109106454B CN 109106454 B CN109106454 B CN 109106454B CN 201810776738 A CN201810776738 A CN 201810776738A CN 109106454 B CN109106454 B CN 109106454B
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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
- A61B90/10—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 for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/11—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 for stereotaxic surgery, e.g. frame-based stereotaxis with guides for needles or instruments, e.g. arcuate slides or ball joints
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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
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
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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
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
- A61B2090/3904—Markers, e.g. radio-opaque or breast lesions markers specially adapted for marking specified tissue
Abstract
The invention provides a RC intracranial minimally invasive treatment positioning marking line, which comprises: auditory canthus line identification lines, cross identification lines and identification line laminates; RC intracranial minimally invasive treatment positioning device, it includes: the C-shaped arm, the universal dividing head, the Z-axis adjusting sliding table, the supporting arm and the XY adjusting sliding table; the C-shaped arm is in a circular arc shape, and the radian is 90-160 degrees; an RC intracranial minimally invasive treatment positioning system comprising: the RC intracranial minimally invasive treatment positioning identification line, the RC intracranial minimally invasive treatment positioning device and the operating table; the depth and the angle in the minimally invasive surgery are more scientifically and effectively controlled, the surgery difficulty is reduced, the accuracy is improved, the damage to brain tissues is reduced, the intracranial minimally invasive technology is more widely popularized, and a patient can be treated nearby; is not limited by the position of a focus, has no blind area in the operation and is accurate. Solves the problem that the intracranial minimally invasive surgery cannot be performed on a patient with the diameter of less than 15 mm.
Description
The application is a divisional application of the invention patent RC intracranial minimally invasive treatment positioning device, the positioning identification line and the positioning system, and the original application date is as follows: the invention relates to an RC intracranial minimally invasive treatment positioning device, a positioning identification line and a positioning system, which are named as 2016103719909 on 31/05 in 2016.
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a RC intracranial minimally invasive treatment positioning device.
Background
The wide application of the minimally invasive surgery has become an important means for treating intracranial hemorrhage since 1997, but because no accurate matched equipment is available, only conservative palliative treatment can be selected for patients with less bleeding and smaller focus, and patients who reach surgical indications (15-50 mml) basically depend on the personal clinical experience of doctors, so that the surgery is not standard and the treatment effect is irregular; the valuable early optimal treatment time (gold 6 hours) is lost for a lot of patients with the diameter below 15mm in waiting observation, and the patients in operation are easy to cause the secondary and multiple times of needle insertion and blood drawing because the 'needle insertion position', 'depth' and 'angle' of the minimally invasive needle cannot be accurately controlled, so that the patients are more injured by brain tissues, the disability rate and the fatality rate are increased, the great economic burden is caused to families, and the investment of medical insurance is increased for the country.
People continuously find a scientific, effective and wide-range method which is easy to operate and popularize, so that the problem of inaccurate control in the operation process is solved, the adaptation disease of hematoma operation is reduced to below 15ml, the minimally invasive treatment field of small focus without craniotomy is expanded, a greater survival probability is created for patients, and the survival quality of postoperative patients is improved.
The numerical value obtained by scientific calculation can be used for more scientifically and effectively controlling the depth and the angle in the minimally invasive surgery by a doctor. The operation difficulty is reduced, and the intracranial minimally invasive technology is popularized, so that more doctors can carry out the minimally invasive treatment of intracranial hematoma and focus. The patient can be treated accurately and well nearby on the spot, which is a target to be pursued by people all the time.
Disclosure of Invention
The invention aims to solve the problems that the intracranial minimally invasive surgery depends on the individual clinical experience of doctors, so that the surgery has no standard and the treatment effect is uneven; the RC intracranial minimally invasive treatment positioning device and the positioning identification and positioning system can solve the problem that a patient with the diameter of less than 15mm cannot carry out intracranial minimally invasive surgery, provide a RC intracranial minimally invasive treatment positioning device, a RC intracranial minimally invasive treatment positioning system and a positioning identification and positioning system which can more scientifically and effectively control the depth and the angle in the minimally invasive surgery, reduce the difficulty of the surgery, popularize the intracranial minimally invasive technology and enable the patient to obtain good treatment nearby.
RC intracranial minimally invasive treatment location marking line, it includes: the auditory canthus line sign line 92, cross sign line and sign line laminating thing, cross sign line include: the nasal cavity is characterized by comprising a sagittal line identification line 93 for the nasal root to pass through the occipital protuberance, and a coronal line identification wire 91 from one side temporal part to the other side temporal part, wherein the identification line is a metal identification line which is not transparent to X rays; the coronary line marking wire 91 is vertical to the sagittal line marking wire 93, and the coronary line marking wire 91 is vertical to the auditory canthus line marking wire 92;
the RC intracranial minimally invasive treatment positioning identification line 9 also comprises an insertion needle identification point;
the identification line further comprises: the X-ray transparent elastic sheet 94, the positioning identification line 9 is arranged in the elastic sheet 94, and the sagittal line identification line 93 and the coronal line identification line 91 are mutually vertically and fixedly connected; the auditory canthus line marking line 92 and the coronary line marking line 91 are mutually perpendicular, and an auditory canthus line moving locking device is arranged between the auditory canthus line marking line 92 and the coronary line marking line 91 to regulate and control the position of the auditory canthus line marking line 92 on the coronary line marking line 91;
the ear canthus line marking line 92 is provided with an earplug 921.
RC intracranial minimally invasive treatment positioning device, it includes: the C-shaped arm 23, the universal dividing head 1, the Z-axis adjusting sliding table, the supporting arm 6 and the XY adjusting sliding table;
the C-shaped arm 23 is in a circular arc shape, the radian is 90-160 degrees, and the C-shaped arm 23 is sequentially connected with the universal dividing head 1, the Z-axis adjusting sliding table, the supporting arm 6 and the XY-axis adjusting sliding table; the C-shaped arm 23 is provided with a sliding seat 22, an angle adjusting instrument 21 and a C-shaped guide rail 231, and the sliding seat 22 slides on the C-shaped guide rail 231; the angle adjusting instrument 21 is arranged on the sliding seat 22, a guide needle universal ball 226 is arranged in the sliding seat 22, and a guide needle channel is arranged on the guide needle universal ball 226 and the angle adjusting instrument 21; the C-shaped guide rail 231 is provided with an arc-shaped rack 232; the sliding seat 22 is provided with a gear 222, a knob 223 and a shaft 224 which are matched with the arc-shaped rack 232; the sliding seat 22 is composed of two identical split sliding seats 225, the guide needle universal ball 226 is composed of two identical hemispheres, and semicircular grooves are arranged on the two hemispheres to form a guide needle channel when the two hemispheres are jointed;
the RC intracranial minimally invasive treatment positioning device further comprises: a laser range finder 81, an identification light source 82; the identification light source 82 is a cross light source and is arranged on the universal dividing head 1;
the angle adjuster 21 includes: a frame 2101, a first angle adjustment part, a second angle adjustment part;
the frame 2101 is box-shaped, and the lower part is provided with a hole 2110;
the first angle adjusting unit includes: the adjusting device comprises an adjusting shaft I2106, a worm wheel I2111, a worm I2103 and a knob I2104;
the adjusting shaft I2106 is arranged on the frame 2101, an adjusting shaft II mounting part is arranged on the adjusting shaft I2106, the position of the adjusting shaft II mounting part corresponds to the hole 2110, the adjusting shaft II mounting part comprises a square groove 2115 and a square groove hole which is perpendicular to the square groove 2115, and the position of the square groove 2115 corresponds to the position of the hole 2110;
two sides of the square groove 2115 are also provided with a worm II support;
the worm wheel I2111 is installed at one end of the adjusting shaft I2106, the worm I2103 is installed on the frame 2101 and matched with the worm wheel I2111, the knob I2104 is installed on the worm I2103, and scales are arranged on the knob I2104;
the second angle adjusting part is vertically arranged with the first angle adjusting part;
the second angle adjustment unit includes: an adjusting shaft II 2109, a worm wheel II 2112, a worm II 2107 and a knob 2108;
one end of the adjusting shaft II 2109 is provided with a guide needle channel 2114;
the adjusting shaft II 2109 is arranged on the adjusting shaft II mounting part, and a guide needle channel at one end of the adjusting shaft II 2109 is positioned on the adjusting shaft II mounting part; a worm wheel II 2112 is fixed at the other end of the adjusting shaft II 2109, a worm II 2107 is fixed on a worm II support, a knob 2108 is fixed on the worm II 2107, and scales are arranged on the knob 2108;
the sliding seat 22 and the universal ball 226 of the guide needle are composed of two equal parts and can be detached, and after the guide needle enters the cranium, the sliding seat 22 and the universal ball 226 of the guide needle are separated and separated from the guide needle.
An RC intracranial minimally invasive treatment positioning system comprising: the RC intracranial minimally invasive treatment positioning identification line 9, the RC intracranial minimally invasive treatment positioning device and the operating table 4;
the operating table 4 is provided with a pillow support 3, and the pillow support 3 is provided with a pillow support angle adjusting device and a head fixing belt 31;
the operating table 4 is also provided with an angle adjusting device, and the left and right inclination angles are 45-90 degrees.
The inventor carries out clinical medical imaging work in hospitals for more than twenty years, and a large number of intracranial hemorrhage and tumor patients are contacted.
The invention provides a RC intracranial minimally invasive treatment positioning marking line, which comprises: the auditory canthus line mark line 92, the cross mark line and the mark line paste; RC intracranial minimally invasive treatment positioning device, it includes: the C-shaped arm 23, the universal dividing head 1, the Z-axis adjusting sliding table, the supporting arm 6 and the XY adjusting sliding table;
the C-shaped arm 23 is in a circular arc shape, and the radian is 90-160 degrees; an RC intracranial minimally invasive treatment positioning system comprising: the RC intracranial minimally invasive treatment positioning identification line 9, the RC intracranial minimally invasive treatment positioning device and the operating table 4; the 'depth' and 'angle' in the minimally invasive surgery are controlled more scientifically and effectively, the surgery difficulty is reduced, the accuracy is improved, the injury to brain tissues is reduced, the intracranial minimally invasive technology is popularized more widely, a patient can be treated well nearby on the spot, a surgeon makes a surgery plan in advance, the position of a focus of the existing conventional surgery is not limited, the human-oriented operation is achieved, and the surgery is free of blind areas, contact and accuracy. Solves the problem that the intracranial minimally invasive surgery cannot be performed on a patient with the diameter of less than 15 mm.
Drawings
FIG. 1 is a perspective view of a patient's head positioning identification line;
FIG. 2 is a structural diagram of a RC intracranial minimally invasive treatment positioning device;
FIG. 3 is a perspective view of the C-arm;
FIG. 4 is a perspective view of the C-arm;
FIG. 5 is a top view of the angle adjuster;
FIG. 6 is a perspective view of the angle adjuster;
FIG. 7 is a schematic front view of a RC intracranial minimally invasive treatment positioning identification line;
FIG. 8 is a perspective view of a RC intracranial minimally invasive treatment positioning marker line.
Detailed Description
Example 1 RC intracranial minimally invasive treatment positioning identification line
Referring to fig. 1, 7 and 8, an RC intracranial minimally invasive treatment positioning mark line 9 includes: the auditory canthus line sign line 92, cross sign line and sign line laminating thing, cross sign line include: the nasal cavity is characterized by comprising a sagittal line identification line 93 for the nasal root to pass through the occipital protuberance, and a coronal line identification wire 91 from one side temporal part to the other side temporal part, wherein the identification line is a metal identification line which is not transparent to X rays, such as a lead line. The mark line adhesive is adhesive tape
The coronary line marking wire 91 is vertical to the sagittal line marking wire 93, and the coronary line marking wire 91 is vertical to the auditory canthus line marking wire 92;
the RC intracranial minimally invasive treatment positioning identification line 9 also comprises an insertion needle identification point.
When the medical instrument is used, the sagittal line marking line 93 is stuck on the scalp of a patient by an adhesive tape from the nasal root along the sagittal line through the occipital eminence, the auditory canthus line marking line 92 is stuck on the auditory canthus lines on the two sides of the head of the patient by the adhesive tape (the auditory canthus line is a connecting line between the external auricle and the external canthus of the same side of the eye and is also called a reference line of X-ray photography), the coronary line marking wire 9 is surrounded from the vertex of one side to the temple of the other side of the patient from the temple of one side, the coronary line marking wire 91 is kept perpendicular to the sagittal line marking line 93, and the coronary line marking wire 91 is perpendicular to the auditory canthus line marking line 92 and is stuck on.
In a tomographic image in which helical (equal layer distance, layer thickness) scanning is performed with the two angular lines 92 at both sides as a scanning reference plane during CT scanning, 4 metal points are generated in the tomographic image due to cross line marking, and two metal points connecting the forehead and the occipital, that is, two metal points on the sagittal line 93 are designated as the Y axis (coronal direction), and two metal points connecting the two temples at both sides, that is, two metal points on the coronal line 91 are designated as the X axis (sagittal direction). The scan reference plane to the cranial vertex direction is designated as the Z-axis. The accurate coordinate position of the focus can be obtained by calculation by taking the three-dimensional coordinates as the three-dimensional coordinates.
Example 2 RC intracranial minimally invasive treatment positioning identification line
Referring to fig. 1, 7 and 8, an RC intracranial minimally invasive treatment positioning mark line 9 includes: the auditory canthus line sign line 92, cross sign line and sticky tape, cross sign line include: a sagittal line marking line 93 from the root of the nose to the occipital protuberance, and a coronal line marking line 91 from one side temporal part to one side temporal part, wherein the marking lines are metal marking lines which are not transparent to X rays, such as lead lines;
the identification line further comprises: the X-ray transparent elastic piece 94, such as a plastic elastic piece, the positioning mark line 9 is arranged in the elastic piece 94, and the sagittal line mark line 93 and the coronal line mark line 91 are vertically and fixedly connected with each other; the auditory canthus line marking line 92 and the coronary line marking line 91 are mutually perpendicular, and an auditory canthus line moving locking device is arranged between the auditory canthus line marking line 92 and the coronary line marking line 91 to regulate and control the position of the auditory canthus line marking line 92 on the coronary line marking line 91;
the ear canthus line marking line 92 is provided with an earplug 921.
When the ear plug is used, the cross identification line is clamped on the head of a patient, the sagittal line identification line 93 and the coronary line identification line 91 are attached to the cranium, the sagittal line identification line 93 is coincided with the sagittal line of the brain, the movement locking device of the auditory canthus line is adjusted, the auditory canthus line identification line 92 moves to a proper position, the ear plug 921 is plugged into the external ear hole, and the cross identification line is adjusted front and back along the sagittal line of the brain to ensure that the auditory canthus line identification line 92 is coincided with the auditory canthus line of the patient; the scalp of the positioning mark line 9 is fixed by an adhesive tape at each position where the scalp is stably attached.
Example 3 RC intracranial minimally invasive treatment positioning device
Referring to fig. 2-6, an RC intracranial minimally invasive treatment positioning device comprises: the C-shaped arm 23, the universal dividing head 1, the Z-axis adjusting sliding table, the supporting arm 6 and the XY adjusting sliding table;
the C-shaped arm 23 is in a circular arc shape, the radian is 90-160 degrees, and the C-shaped arm 23 is sequentially connected with the universal dividing head 1, the Z-axis adjusting sliding table, the supporting arm 6 and the XY-axis adjusting sliding table;
the C-shaped arm 23 is provided with a sliding seat 22, an angle adjusting instrument 21 and a C-shaped guide rail 231, and the sliding seat 22 slides on the C-shaped guide rail 231; the angle adjusting instrument 21 is arranged on the sliding seat 22, a guide needle universal ball 226 is arranged in the sliding seat 22, and a guide needle channel is arranged on the guide needle universal ball 226 and the angle adjusting instrument 21; the C-shaped guide rail 231 is provided with an arc-shaped rack 232; the sliding seat 22 is provided with a gear 222, a knob 223 and a shaft 224 which are matched with the arc-shaped rack 232;
the sliding seat 22 is composed of two identical split sliding seats 225, the guide needle universal ball 226 is composed of two identical hemispheres, and semicircular grooves are arranged on the two hemispheres to form a guide needle channel when the two hemispheres are jointed;
the RC intracranial minimally invasive treatment positioning device further comprises: a laser range finder 81, an identification light source 82; the marking light source 82 is a cross light source and is arranged on the universal dividing head 1,
the angle adjuster 21 includes: a frame 2101, a first angle adjustment part, a second angle adjustment part;
the frame 2101 is box-shaped, and the lower part is provided with a hole 2110;
the first angle adjusting unit includes: the adjusting device comprises an adjusting shaft I2106, a worm wheel I2111, a worm I2103 and a knob I2104;
the adjusting shaft I2106 is arranged on the frame 2101, an adjusting shaft II mounting part is arranged on the adjusting shaft I2106, the position of the adjusting shaft II mounting part corresponds to the hole 2110, the adjusting shaft II mounting part comprises a square groove 2115 and a square groove hole which is perpendicular to the square groove 2115, and the position of the square groove 2115 corresponds to the position of the hole 2110;
two sides of the square groove 2115 are also provided with a worm II support;
the worm wheel I2111 is installed at one end of the adjusting shaft I2106, the worm I2103 is installed on the frame 2101 and matched with the worm wheel I2111, the knob I2104 is installed on the worm I2103, and scales are arranged on the knob I2104;
the second angle adjusting part is vertically arranged with the first angle adjusting part;
the second angle adjustment unit includes: an adjusting shaft II 2109, a worm wheel II 2112, a worm II 2107 and a knob 2108;
one end of the adjusting shaft II 2109 is provided with a guide needle channel 2114 which is disposed with the axis;
the adjusting shaft II 2109 is arranged on the adjusting shaft II mounting part, and a guide needle channel at one end of the adjusting shaft II 2109 is positioned on the adjusting shaft II mounting part; a worm wheel II 2112 is fixed at the other end of the adjusting shaft II 2109, a worm II 2107 is fixed on a worm II support, a knob 2108 is fixed on the worm II 2107, and scales are arranged on the knob 2108;
the sliding seat 22 and the universal ball 226 of the guide needle are composed of two equal parts and can be detached, and after the guide needle enters the cranium, the sliding seat 22 and the universal ball 226 of the guide needle are separated and separated from the guide needle.
Embodiment 4 RC intracranial minimally invasive treatment positioning system
Referring to fig. 1-8, an RC intracranial minimally invasive treatment positioning system comprising: the RC intracranial minimally invasive treatment positioning marker line 9 described in embodiment 2, the RC intracranial minimally invasive treatment positioning device described in embodiment 3, and the operating table 4; the operating table 4 is provided with a pillow support 3, and the pillow support 3 is provided with a pillow support angle adjusting device and a head fixing belt 31;
the operating table 4 is also provided with an angle adjusting device, and the left and right inclination angles are 45-90 degrees.
When the ear plug is used, the cross identification line is clamped on the head of a patient, the sagittal line identification line 93 and the coronary line identification line 91 are attached to the cranium, the sagittal line identification line 93 is coincided with the sagittal line of the brain, the movement locking device of the auditory canthus line is adjusted, the auditory canthus line identification line 92 moves to a proper position, the ear plug 921 is plugged into the external ear hole, and the cross identification line is adjusted front and back along the sagittal line of the brain to ensure that the auditory canthus line identification line 92 is coincided with the auditory canthus line of the patient; the scalp of the positioning mark line 9 is fixed by an adhesive tape at each position where the scalp is stably attached.
In CT scanning, taking the canthus line marking lines 92 at both sides as scanning reference planes to perform spiral (equal layer distance, layer thickness) scanning, because of cross line marking, 4 metal points are generated in the sectional image, two metal points connecting the forehead and the occipital part, namely two metal points on the sagittal line marking line 93 are designated as the Y axis (coronal plane direction), two metal point connecting lines connecting the temples at both sides, namely two metal points on the coronal line marking wire 91 are designated as the X axis (sagittal plane direction), and the scanning reference plane to the cranial vertex direction is designated as the Z axis; and designating the intersection point of the two coronary line marking wires 91 and the auditory canthus line marking wire 92 as a coordinate dot of a craniocerebral coordinate system.
During operation, a patient is placed on the operating table 4, the head of the patient is placed on the pillow support 3, the head fixing belt 31 is tightly pulled, and the pillow support angle adjusting device on the pillow support 3 is adjusted until the coronary line marking wire 91 of the patient is horizontal; adjusting the Z-axis adjusting sliding table and the XY adjusting sliding table, enabling a cross light source line of the identification light source 82 to coincide with a cross point of a cross identification line, fixing the laser range finder 81 at a 90-degree position of the C-shaped arm 23, rotating the C-shaped arm 23 to a position of the coronary identification wire 91, enabling the C-shaped arm 23 to be parallel to the coronary identification wire 91, and adjusting the angle of the pillow support 3 if the C-shaped arm 23 is not parallel to the coronary identification wire 91; adjusting a cursor point from the Z-axis adjusting sliding table to the laser range finder 81 to coincide with an intersection point of the coronary line identification wire 91 and the auditory canthus line identification line 92, measuring the distance at the same time, and then rotating the C-shaped arm 23 to detect the distance of the intersection point of the auditory canthus line identification line 92 on the other side; adjusting the XY-axis adjusting sliding table according to the distance values measured at the two sides until the distance values measured at the two sides are equal, and at this time, the coordinate circle point of the rotation track of the C-shaped arm 23 is superposed with the appointed craniocerebral coordinate circle point;
detaching the laser range finder 81, marking a corresponding rotation trajectory line (circumferential line) of the C-shaped arm 23 on the CT sectional image, measuring a three-dimensional coordinate value of a focus according to the CT sectional image, rotating the C-shaped arm 23 by a doctor, moving the sliding seat 22 to select an optimal needle feeding point, and locking the C-shaped arm 23 and the moving sliding seat 22; the three-dimensional coordinate value of the center of sphere of the guide pin universal ball 226 is calculated according to the CT image data and the latitude and longitude displayed on the C-arm 23 (latitude) and the universal index head 1 (longitude) of the center of sphere (on the rotation trajectory) of the guide pin universal ball 226 of the movable slide base 22. The three-dimensional coordinate value of the focus center and the three-dimensional coordinate value of the center of the needle guiding universal ball 226 are calculated, the distance between the center of the needle guiding universal ball 226 and the focus center is calculated, and the left and right and pitching angles from the center of the needle guiding universal ball 226 as an axis (vertex) to the focus center are calculated.
Inserting the guide needle into the guide needle channel of the angle regulator 21, inputting the left-right and pitching angles, and locking; the method comprises the steps that a guide needle universal ball 226 ball center guide needle channel inserted into a guide needle on an angle adjusting instrument 21 is tightly matched with a guide needle universal ball 226 ball center seat, the ball center of the guide needle universal ball 226 is locked, a minimally invasive needle with a required length is clamped by a special electric drill, the drilling is stopped after a hole is drilled and is in a hollow state (the minimally invasive needle still keeps a natural direction due to the thickness of a skull), a C-shaped sliding guide rail and a split universal ball are separated, a single rail is removed, then the required needle insertion depth is manually operated, and the minimally invasive surgery is completed.
Claims (2)
1. RC intracranial minimally invasive treatment positioning device, its characterized in that, it includes: the C-shaped arm (23), the universal dividing head (1), the Z-axis adjusting sliding table, the supporting arm (6) and the XY-axis adjusting sliding table; the C-shaped arm (23) is in a circular arc shape, the radian is 90-160 degrees, and the C-shaped arm (23) is sequentially connected with the universal dividing head (1), the Z-axis adjusting sliding table, the supporting arm (6) and the XY-axis adjusting sliding table; the C-shaped arm (23) is provided with a sliding seat (22), an angle adjusting instrument (21) and a C-shaped guide rail (231), and the sliding seat (22) slides on the C-shaped guide rail (231); the angle adjusting instrument (21) is arranged on the sliding seat (22), a guide needle universal ball (226) is arranged in the sliding seat (22), and a guide needle channel is arranged on the guide needle universal ball (226) and the angle adjusting instrument (21); the C-shaped guide rail (231) is provided with an arc-shaped rack (232); the sliding seat (22) is provided with a gear (222), a knob (223) and a shaft (224) which are matched with the arc-shaped rack (232);
the angle adjuster (21) comprises: a frame (2101), a first angle adjustment unit, and a second angle adjustment unit; the frame (2101) is box-shaped, and the lower part of the frame is provided with a hole (2110); the first angle adjusting unit includes: the adjusting mechanism comprises an adjusting shaft I (2106), a worm wheel I (2111), a worm I (2103) and a knob I (2104); the adjusting shaft I (2106) is arranged on the frame (2101), an adjusting shaft II mounting part is arranged on the adjusting shaft I (2106), the position of the adjusting shaft II mounting part corresponds to the hole (2110), the adjusting shaft II mounting part comprises a square groove (2115) and a square groove hole which is perpendicular to the square groove (2115), and the position of the square groove (2115) corresponds to the position of the hole (2110); two sides of the square groove (2115) are also provided with a worm II support; the worm wheel I (2111) is installed at one end of the adjusting shaft I (2106), the worm I (2103) is installed on the frame (2101) and matched with the worm wheel I (2111), the knob I (2104) is installed on the worm I (2103), and scales are arranged on the knob I (2104); the second angle adjusting part is vertically arranged with the first angle adjusting part; the second angle adjustment unit includes: an adjusting shaft II (2109), a worm wheel II (2112), a worm II (2107) and a knob (2108); one end of the adjusting shaft II (2109) is provided with a guide needle channel (2114); the adjusting shaft II (2109) is arranged on the adjusting shaft II mounting part, and a guide needle channel at one end of the adjusting shaft II (2109) is positioned on the adjusting shaft II mounting part; a worm wheel II (2112) is fixed at the other end of the adjusting shaft II (2109), a worm II (2107) is fixed on a worm II support (2106), a knob (2108) is fixed on the worm II (2107), and scales are arranged on the knob (2108); the sliding seat (22) and the guide needle universal ball (226) are composed of two equal parts and can be detached, and after the guide needle enters into the cranium, the sliding seat (22) and the guide needle universal ball (226) are separated and separated from the guide needle.
2. The RC intracranial minimally invasive treatment positioning device according to claim 1, wherein: the sliding seat (22) consists of two identical split sliding seats (225), the guide needle universal ball (226) consists of two identical hemispheres, and semicircular grooves are formed in the two hemispheres and form a guide needle channel when the two hemispheres are jointed; the RC intracranial minimally invasive treatment positioning device further comprises: a laser range finder (81) and a marking light source (82); the marking light source (82) is a cross light source and is arranged on the universal dividing head (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810776738.5A CN109106454B (en) | 2016-05-31 | 2016-05-31 | RC intracranial minimally invasive treatment positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810776738.5A CN109106454B (en) | 2016-05-31 | 2016-05-31 | RC intracranial minimally invasive treatment positioning device |
| CN201610371990.9A CN105943171B (en) | 2016-05-31 | 2016-05-31 | RC encephalic minimally-invasive treatment positioning devices and positioning tag line and positioning system |
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| CN201610371990.9A Division CN105943171B (en) | 2016-05-31 | 2016-05-31 | RC encephalic minimally-invasive treatment positioning devices and positioning tag line and positioning system |
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| CN109106454A CN109106454A (en) | 2019-01-01 |
| CN109106454B true CN109106454B (en) | 2020-09-22 |
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| CN201610371990.9A Active CN105943171B (en) | 2016-05-31 | 2016-05-31 | RC encephalic minimally-invasive treatment positioning devices and positioning tag line and positioning system |
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| DE102019200591B4 (en) * | 2019-01-17 | 2022-02-24 | Siemens Healthcare Gmbh | Skull clamp device for fixation and alignment of a patient's head for a medical procedure and medical imaging system |
| CN111887877B (en) * | 2020-08-26 | 2022-04-08 | 杭州市第一人民医院 | Canthus ear line positioner |
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| CN109106454A (en) | 2019-01-01 |
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