CN216603026U - Auxiliary scale for cerebral hemorrhage puncture treatment - Google Patents
Auxiliary scale for cerebral hemorrhage puncture treatment Download PDFInfo
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- CN216603026U CN216603026U CN202123212807.6U CN202123212807U CN216603026U CN 216603026 U CN216603026 U CN 216603026U CN 202123212807 U CN202123212807 U CN 202123212807U CN 216603026 U CN216603026 U CN 216603026U
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Abstract
The utility model discloses an auxiliary scale for cerebral hemorrhage puncture treatment, which relates to the technical field of medical auxiliary equipment and comprises a base, two guide posts, a scale, a positioning block and a directional sleeve, wherein the two guide posts are vertically fixed on the base side by side, the scale is an inverted concave flat plate, and the scale is sleeved on the two guide posts in a sliding manner through the two guide sleeves arranged on the two sides of the back and is vertically arranged; a first locking bolt is arranged on the guide sleeve, a first guide rail is arranged at the central line position of the front part of the scale, the positioning block is arranged on the first guide rail in a vertically sliding manner, and a first locking piece for self-locking is arranged on the positioning block; the inner diameter of the directional sleeve is matched with the outer diameter of a drainage tube used for puncture treatment, the directional sleeve is rotatably arranged at the center of the front end face of the positioning block, and a second locking piece used for self-locking is arranged on the directional sleeve; the device can accurately quantify the craniocerebral body surface projection point before operation, and can effectively improve the precision of cerebral hemorrhage minimally invasive puncture treatment in the operation.
Description
Technical Field
The utility model relates to the technical field of medical auxiliary equipment, in particular to an auxiliary scale for cerebral hemorrhage puncture treatment.
Background
In the past, due to technical limitations, a human brain operation can be said to be a forbidden region, however, with the development of science and technology, various microneurosurgical operations can be carried out by means of advanced microsurgical equipment, intracerebroventricular hemorrhage is common clinically, and intracerebroventricular puncture is often needed to wash drainage cerebrospinal fluid and intracerebroventricular hematocele so as to achieve the purposes of reducing intracranial pressure and removing intracranial hematoma as soon as possible, and the application of the intracerebral and surgical department is common.
The existing cerebral hemorrhage puncture drainage operation is usually to position the puncture needle manually by medical staff, the positioning mode has poor effect and poor precision, and meanwhile, the puncture needle is easy to shake in the process of puncture, so that the danger of the puncture operation is improved.
Chinese patent CN213489170U discloses a cerebral hemorrhage puncture locator, which comprises a locating plate, wherein the upper surface of the locating plate is fixedly connected with a movable plastic plate, the surface of the movable plastic plate is provided with a spring buckle, and the surface of the movable plastic plate is slidably connected with an arc-shaped plastic plate. This cerebral hemorrhage puncture locator, through the setting of locating plate, the earplug, the arc plastic slab, the setting of fixed plate merging magic tape isotructure, make the arc plastic slab place in patient's head, the cooperation of fixed plate and arc plastic slab is used, can carry out effectual position fixing to the device, insert the earplug in patient's ear hole simultaneously, can carry out secondary fixation to the device again, through the setting of structures such as arc plastic slab, activity plastic slab, spout and spring buckle, tensile activity plastic slab is in suitable position in the arc plastic slab, and carry out the joint through the spring buckle and fix, make the device can carry out reasonable regulation according to the actual size of patient's head; although the puncture position can be positioned by using the device, the puncture angle and the puncture depth cannot be accurately judged, and the operation experience of a puncture doctor is relied on.
Therefore, it is urgently needed to develop an auxiliary device suitable for the puncture treatment of cerebral hemorrhage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an auxiliary scale for cerebral hemorrhage puncture treatment aiming at the defects in the prior art.
The technical scheme of the utility model is as follows: an auxiliary scale for cerebral hemorrhage puncture treatment comprises a base, two guide posts, a scale, a positioning block and orientation sleeves, wherein the two guide posts are vertically fixed on the base side by side, the scale is an inverted concave flat plate, and the scale is sleeved on the two guide posts in a sliding manner through the two guide sleeves arranged on the two sides of the back and is vertically arranged; the guide sleeve is provided with a first locking bolt, a first guide rail is arranged at the center line position of the front part of the scale, the positioning block is arranged on the first guide rail in a vertically sliding mode, and a first locking piece for self locking is arranged on the positioning block; the inner diameter of the orientation sleeve is matched with the outer diameter of a drainage tube for puncture treatment, the orientation sleeve is rotatably arranged at the center of the front end face of the positioning block, and a second locking piece for self-locking is arranged on the orientation sleeve.
Preferably, still include the slide rail seat, be equipped with two parallel and with the perpendicular second guide rail that sets up of scale in the slide rail seat, the base horizontal slip sets up on the second guide rail, and is equipped with the second locking bolt that is used for the auto-lock on the base.
Preferably, the first locking bolt and the second locking bolt are both butterfly bolts.
Preferably, a straight groove penetrating through the scale is formed in the center line of the first guide rail, a positioning column is arranged at the rear part of the positioning block and is arranged in the straight groove in a vertically sliding mode, and external threads are formed in the positioning column; the first locking piece is a nut and is in threaded connection with the rear portion of the positioning column.
Preferably, a through hole penetrating through the positioning block is formed in the central shaft of the positioning column, a rotating shaft is arranged at the rear part of the orientation sleeve and is rotatably arranged in the through hole, and an external thread is arranged at the rear end of the rotating shaft and extends out of the rear end of the positioning column; the second locking piece is a nut and is in threaded connection with the rear end of the rotating shaft.
Preferably, the inner width of the scale is more than or equal to 18 cm.
Compared with the prior art, the utility model has the following advantages:
the device is used for simulating the preoperative puncture direction of the puncture path in the process of cerebral hemorrhage minimally invasive puncture treatment, and has the advantages of simple manufacture, easy mastering, convenient operation, safety and reliability; the device can accurately quantize the craniocerebral body surface projection point before operation, and can effectively improve the accuracy of cerebral hemorrhage minimally invasive puncture treatment in the operation; the device can accurately operate the puncture angle and the puncture depth, can also play a certain role in the experienced puncture doctors, and can be repeatedly used after high-pressure sterilization.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic rear perspective view of the present invention;
FIG. 3 is a schematic cross-sectional view of the positioning block and the orientation sleeve;
fig. 4 is a schematic view of the usage state of the present invention.
In the figure: 1. the base, 2, guide post, 3, scale, 301, first guide rail, 302, straight flute, 4, uide bushing, 5, first locking bolt, 6, locating piece, 601, reference column, 7, first locking piece, 8, directional cover, 801, pivot, 9, second locking piece, 10, slide rail seat, 11, second guide rail, 12, second locking bolt.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples.
Example one
Referring to fig. 1-2, an auxiliary scale for cerebral hemorrhage puncture treatment comprises a base 1, guide posts 2, a scale 3, a positioning block 6 and a directional sleeve 8, wherein two guide posts 2 are vertically fixed on the base 1 side by side, the scale 3 is an inverted concave flat plate, and the two guide sleeves 4 arranged on two sides of the back are slidably sleeved on the two guide posts 2 and are vertically arranged; a first locking bolt 5 is arranged on the guide sleeve 4, a first guide rail 301 is arranged at the center line position of the front part of the scale 3, a positioning block 6 is arranged on the first guide rail 301 in a vertically sliding manner, and a first locking piece 7 for self-locking is arranged on the positioning block 6; the inner diameter of the directional sleeve 8 is matched with the outer diameter of a drainage tube for puncture treatment, the directional sleeve is rotatably arranged at the center of the front end face of the positioning block 6, and a second locking piece 9 for self-locking is arranged on the directional sleeve 8.
In more detail, to accommodate the size of a human head, the internal width of the scale 3 is > 18 cm.
Performing preoperative craniocerebral CT examination, finding the maximum layer of the CT image of the hematoma, and placing the CT image at the central position below the scale 3, as shown in figure 4; the central line of the scale 3 is a sagittal line, the intersection point of the sagittal line and the top of the craniocerebral image is O, a hematoma long axis on the CT image is found, two ends of the hematoma long axis are A and B respectively, AB is connected and is extended to intersect with mn (which can be understood as frontal scalp) at O1, the length of AO1 and the length of OO1 are measured on the CT slice, and the intersection of AO1 and the sagittal line is extended to intersect with A1; A1A shows the puncture route and direction of cerebral hemorrhage puncture, A1O1 is marked on scale 3, positioning block 6 is moved to A1 along first guide rail 301 and locked by first locking piece 7, orientation sleeve 8 is rotated to make its central axis parallel to A1O1 and locked by second locking piece 9.
When the device is used, the device is covered on the outer side of the head of a patient, the height of the staff gauge 3 is adjusted along the guide column 2 to be attached to the forehead of the patient, the position shown in figure 4 is simulated, and then the first locking bolt 5 is screwed down to lock the height of the staff gauge 3; the diameter of the drainage tube is 5mm, the device is moved backwards by 5mm along the mark line before the operation, the puncture hole position is vacated, and then the base 1 of the device is fixed on an operating table; the drainage tube is used for puncturing along the direction of A1O1 on the scale 3, the inclination is ensured to be accurate, and the puncturing depth is AO 1.
The device is used for simulating the preoperative puncture direction of the puncture path in the process of cerebral hemorrhage minimally invasive puncture treatment, and has the advantages of simple manufacture, easy mastering, convenient operation, safety and reliability; the device can accurately quantize the craniocerebral body surface projection point before operation, and can effectively improve the accuracy of cerebral hemorrhage minimally invasive puncture treatment in the operation; the device can accurately operate the puncture angle and the puncture depth, can also play a certain role in the experienced puncture doctors, and can be repeatedly used after high-pressure sterilization.
Example two
As a preferred embodiment of the present invention, the present embodiment optimizes the structures of the positioning block 6 and the orientation sleeve 8 on the basis of the first embodiment, specifically:
referring to fig. 1 to 4, in the present embodiment, a straight groove 302 penetrating through the scale 3 is disposed at a center line position of the first guide rail 301, a positioning column 601 is disposed at a rear portion of the positioning block 6, the positioning column 601 is disposed in the straight groove 302 in a vertically sliding manner, and an external thread is disposed on the positioning column 601; first locking member 7 is a nut and is threadedly coupled to the rear portion of positioning post 601.
A through hole penetrating through the positioning block 6 is formed in the central shaft of the positioning column 601, a rotating shaft 801 is arranged at the rear part of the orientation sleeve 8, the rotating shaft 801 is rotatably arranged in the through hole, and an external thread is arranged at the rear end of the rotating shaft 801 and extends out of the rear end of the positioning column 601; the second locking member 9 is a nut, and is screwed to the rear end of the rotating shaft 801.
After the positioning block 6 is moved to the designated position, the position of the positioning block is locked by screwing the corresponding nut; after the orientation sleeve 8 is rotated to a specified angle, the angle is locked by screwing the corresponding nut.
EXAMPLE III
As a preferred embodiment of the present invention, in this embodiment, a horizontal position adjusting mechanism is added on the basis of the second embodiment, specifically:
the embodiment further comprises a slide rail seat 10, wherein two parallel second guide rails 11 which are perpendicular to the scale 3 are arranged in the slide rail seat 10, the base 1 is horizontally arranged on the second guide rails 11 in a sliding manner, and a second locking bolt 12 for self-locking is arranged on the base 1.
The front and back positions of the scale 3 can be conveniently adjusted through the slide rail seat 10, and the operation convenience of the device is further improved.
In addition, for the convenience of manual operation, the first and second locking bolts 5 and 12 are wing bolts.
The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.
Claims (6)
1. An auxiliary scale for cerebral hemorrhage puncture treatment is characterized in that: the ruler is an inverted concave-shaped flat plate, and the ruler is slidably sleeved on the two guide posts through the two guide sleeves arranged on the two sides of the back and is vertically arranged; the guide sleeve is provided with a first locking bolt, a first guide rail is arranged at the center line position of the front part of the scale, the positioning block is arranged on the first guide rail in a vertically sliding mode, and a first locking piece for self locking is arranged on the positioning block; the inner diameter of the orientation sleeve is matched with the outer diameter of a drainage tube for puncture treatment, the orientation sleeve is rotatably arranged at the center of the front end face of the positioning block, and a second locking piece for self-locking is arranged on the orientation sleeve.
2. The auxiliary scale for cerebral hemorrhage puncture therapy according to claim 1, wherein: the automatic locking device is characterized by further comprising a slide rail seat, wherein two parallel second guide rails which are perpendicular to the scale are arranged in the slide rail seat, the base is horizontally arranged on the second guide rails in a sliding mode, and a second locking bolt used for self-locking is arranged on the base.
3. An auxiliary scale for a puncture treatment of cerebral hemorrhage according to claim 2, wherein: the first locking bolt and the second locking bolt are butterfly bolts.
4. The auxiliary scale for cerebral hemorrhage puncture therapy according to claim 1, wherein: a straight groove penetrating through the scale is formed in the center line of the first guide rail, a positioning column is arranged at the rear part of the positioning block and is arranged in the straight groove in a vertically sliding mode, and external threads are formed in the positioning column; the first locking piece is a nut and is in threaded connection with the rear portion of the positioning column.
5. The auxiliary scale for cerebral hemorrhage puncture therapy according to claim 4, wherein: a through hole penetrating through the positioning block is formed in the central shaft of the positioning column, a rotating shaft is arranged at the rear part of the orientation sleeve and is rotatably arranged in the through hole, and external threads are arranged at the rear end of the rotating shaft and extend out of the rear end of the positioning column; the second locking piece is a nut and is in threaded connection with the rear end of the rotating shaft.
6. The auxiliary scale for cerebral hemorrhage puncture therapy according to claim 1, wherein: the inner width of the scale is more than or equal to 18 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212807.6U CN216603026U (en) | 2021-12-21 | 2021-12-21 | Auxiliary scale for cerebral hemorrhage puncture treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123212807.6U CN216603026U (en) | 2021-12-21 | 2021-12-21 | Auxiliary scale for cerebral hemorrhage puncture treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216603026U true CN216603026U (en) | 2022-05-27 |
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ID=81705358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123212807.6U Active CN216603026U (en) | 2021-12-21 | 2021-12-21 | Auxiliary scale for cerebral hemorrhage puncture treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216603026U (en) |
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2021
- 2021-12-21 CN CN202123212807.6U patent/CN216603026U/en active Active
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