CN208876703U - Guiding puncture frame - Google Patents
Guiding puncture frame Download PDFInfo
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- CN208876703U CN208876703U CN201820785108.XU CN201820785108U CN208876703U CN 208876703 U CN208876703 U CN 208876703U CN 201820785108 U CN201820785108 U CN 201820785108U CN 208876703 U CN208876703 U CN 208876703U
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- connecting rod
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- guidance unit
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Abstract
A kind of guiding puncture frame comprising: pedestal is configured to rectangle frame and including two first connecting rods parallel to each other；Frame, it can be slideably mounted into the pedestal along the extending direction of the first connecting rod, the plane that the plane that the frame limits is limited perpendicular to the pedestal, the frame includes the second connecting rod and third connecting rod, two second connecting rods are attached perpendicularly to the third connecting rod, and the frame is made to form the shape of doorframe；Guidance unit can be slideably mounted into the frame along the extending direction of second connecting rod and/or the extending direction of the third connecting rod.The guiding puncture frame of the utility model can make guidance unit be moved to position appropriate with frame and on frame, and puncture needle is made to be properly inserted scheduled puncture position along guidance unit.
Description
Technical field
The utility model relates to medical instruments field, in particular to a kind of guiding puncture frame for CT Conducted Puncture.
Background technique
Aspiration biopsy and Drainage are the conventional means of current confirmation diagnosing and treating, are usually used in thoracic cavity, lungs
The biopsy of swollen object and the Drainage in abdominal cavity infection.Puncture means include ultrasound guided puncture and CT guiding puncture.
Ultrasound guided puncture has mating guide bracket more, has the characteristics that easy to operate, strong operability, but for gassiness
The tissue of body then ultrasonic wave susceptible, or even guidance operation cannot be completed.Biggish puncture drainage tube is such as needed in puncture
It will receive limitation.CT guiding puncture can be to avoid the influence of gas in tissue, but there may be positioning in puncture process to be not allowed, wears
The problems such as offset of thorn orientation angle and paracentesis depth are difficult to control.Cause to need multiple CT scan determine puncture position, angle and
Depth increases the amount of radiation that patient is subject to.
Utility model content
The utility model is directed to a kind of guiding puncture frame, can in puncture process biopsy needle guide with accurate angle
Degree is inserted into scheduled puncture position.
A kind of guiding puncture frame comprising:
Pedestal is configured to rectangle frame and including two first connecting rods parallel to each other；
Frame can be slideably mounted into the pedestal, the frame limit along the extending direction of the first connecting rod
The plane that fixed plane is limited perpendicular to the pedestal, the frame includes the second connecting rod and third connecting rod, described in two
Second connecting rod is attached perpendicularly to the third connecting rod, and the frame is made to form the shape of doorframe；
Guidance unit, can be along the extending direction of second connecting rod and/or the extension side of the third connecting rod
To being slideably mounted into the frame.
In at least one embodiment, the guidance unit includes the first guidance unit, the first guidance unit energy
Enough extending directions along second connecting rod are slideably mounted into second connecting rod；
The guidance unit further includes the second guidance unit, and second guidance unit can be along the third connecting rod
Extending direction is slideably mounted into the third connecting rod.
In at least one embodiment, the guidance unit includes measuring scale and guiding elements, and the measuring scale includes
Scallop, the measuring scale are provided with radial graduation mark, and the guiding elements is installed to the measuring scale with being able to rotate
Center location.
In at least one embodiment, the guiding elements includes the first plate and the second plate, first plate and described
Second plate connect the angle part to be formed can for puncture needle against.
In at least one embodiment, the length that the guiding elements passes through the length direction extension along the guiding elements
Hole is installed to the measuring scale.
In at least one embodiment, the length direction along the guiding elements is provided with graduation mark.
In at least one embodiment, the third connecting rod can be slideably mounted into institute along second connecting rod
State the second connecting rod.
In at least one embodiment, the pedestal further includes connect described two first connecting rods parallel to each other
Two support plate components, each support plate component include two pieces of support plates of least partially overlapped connection.
In at least one embodiment, size of the third connecting rod in the width direction of the guiding puncture frame
Greater than size of the support plate in the width direction of the guiding puncture frame.
In at least one embodiment, in the first connecting rod, second connecting rod and the third connecting rod
It extends along direction and is provided with graduation mark.
In the above-mentioned technical solutions, the guiding puncture frame of the utility model can make guidance unit with frame and on frame
It is moved to position appropriate, puncture needle is made to be properly inserted scheduled puncture position along guidance unit.
In addition, it is single guidance can be accurately positioned via the graduation mark on pedestal and frame at least one technical solution
The position of member.
In addition, position and the angle of puncture needle can be accurately positioned via guidance unit at least one technical solution,
It is readily determined the amount of movement (paracentesis depth) of puncture needle.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of the guiding puncture frame of embodiment according to the present utility model.
Fig. 2 shows the structures of the support plate component of the pedestal of the guiding puncture frame of embodiment according to the present utility model
Schematic diagram.
Fig. 3 shows the structural representation of the first slide block assembly of the guiding puncture frame of embodiment according to the present utility model
Figure.
Fig. 4 shows the structural representation of the second slide block assembly of the guiding puncture frame of embodiment according to the present utility model
Figure.
Fig. 5 shows the structural representation of the first guidance unit of the guiding puncture frame of embodiment according to the present utility model
Figure.
Description of symbols
1 pedestal, 11 support plate component 111,112 support plates 113,114 link block, 1,131 first hole, 1,132 second hole
12 first connecting rods
2 21 first slide block assembly of frame, 211 22 second connecting rod of link block, 23 third connecting rod, 24 second sliding block group
241 link block of part
3 312 guiding elements of guidance unit 31 first guidance unit, 311 measuring scale, 3111 link block, 3,121 first plate
3122 second plate, 313 fastener, 3131 screw rod, 3132 nip portion, 32 second guidance unit
L length direction W width direction H short transverse.
Specific embodiment
The illustrative embodiments of the utility model are described with reference to the accompanying drawings.It should be appreciated that these specific descriptions are only
How to implement the utility model, rather than all feasible sides of exhaustive the utility model for teaching those skilled in the art
Formula, without in limitation the scope of the utility model.
In general, the utility model guiding puncture frame cooperation CT scanner use, the length direction L of guiding puncture frame with
The length direction of human body is consistent, and width direction W is consistent with the shoulder breadth direction of human body, height when height direction H and human body are lain on the back
(thickness) direction is consistent.
As shown in Figure 1, the utility model provides a kind of guiding puncture frame comprising pedestal 1, frame 2 and guidance unit
3, L is slidably connected to pedestal 1 to frame 2 along its length, and guidance unit 3 is slidably connected to frame 2.
The following detailed description of the structure of pedestal, frame and guidance unit.
(pedestal)
Pedestal 1 includes support plate component 11 and first connecting rod 12, two support plate components 11 and two first connecting rods
12 composition rectangle frames, support plate component 11 can be slided along the extending direction of first connecting rod 12, and 11 energy of support plate component
Enough it is fixed on any position on first connecting rod 12.Two support plate components 11 are arranged in parallel, the both ends of support plate component 11
First connecting rod 12 can be slidably installed.
As shown in Fig. 2, support plate component 11 include support plate 111,112 and link block 113,114, two pieces of support plates 111,
112 overlappings are bonded and can be fixed by two pieces of support plates 111,112 by bandage (not shown).Link block 113 is located at support
One end of plate 111, another link block 114 are located at the other end of another support plate 112, and support plate 111,112 is respectively and link block
113, it 114 is fixedly connected for example, by the mode of welding.
Perforative first hole 1131 of first connecting rod 12 can be made by offering on link block 113,114.Link block 113,114
It is also provided with the second hole 1132 of the inner wall for extending through the first hole 1131, the second hole 1132 is for threaded hole or at the second hole 1132
It is provided with nut.Any of first connecting rod 12 can be fixed to for link block 113,114 by screwing in the second hole 1132 by bolt
Position.It is unrestricted, first connecting rod 12 be it is cylindric, the first hole 1131 be circular hole engaged therewith.
In embodiment shown in fig. 1, two pieces of support plates 111,112 of support plate component 11 are overlapped, and make two first
The distance on the width direction W of the guiding puncture frame of connecting rod 12 is minimum.Referring to Fig. 2, according to the practical need of patient size
It wants, support plate 111,112 can be made to partially overlap on the width direction W of guiding puncture frame, then supported two pieces by bandage
Plate 111,112 is fixed.To increase the distance between two first connecting rods 12, that is, the width of the guiding puncture frame is increased,
To be suitble to the patient of different building shape.
(frame)
Frame 2 includes the second connecting rod 22, third connecting rod 23, the first slide block assembly 21 and the second slide block assembly 24.The
One slide block assembly 21 is fixed on the lower end of the second connecting rod 22, and the first slide block assembly 21 being capable of prolonging along first connecting rod 12
Stretch direction sliding.In the example shown in the series of figures, the both ends of third connecting rod 23 are slidably connected to two by the second slide block assembly 24
Second connecting rod 22.Second connecting rod 22 and 23 right angle setting of third connecting rod, make frame 2 form the shape of doorframe, and frame 2 limits
The plane that fixed plane is limited perpendicular to pedestal 1.
It is provided with graduation mark on first connecting rod 12, the first slide block assembly 21 can be made according on first connecting rod 12
Graduation mark accurately slides into the predetermined position of first connecting rod 12.
Third connecting rod 23 can be slided on the extending direction (height direction H) of the second connecting rod 22, and can lead to
Cross any position that the second slide block assembly 24 is fixed to the second connecting rod 22.It is provided with graduation mark in second connecting rod 22, it can be with
Third connecting rod 23 is set accurately to slide into the predetermined position of the second connecting rod 22 according to the graduation mark in the second connecting rod 22.
Second connecting rod 22 can be slided on the extending direction (width direction W) of third connecting rod 23, and can lead to
Cross any position that the second slide block assembly 24 is fixed to third connecting rod 22.Third connecting rod 23 is in the width side of guiding puncture frame
Size on W is greater than size of the support plate 111,112 on the width direction W of guiding puncture frame, so that support plate 111,112
When partially overlapping on the width direction W of guiding puncture frame (such as Fig. 2), the second connecting rod 22 being capable of prolonging along third connecting rod 23
Stretch the distance between direction sliding, two second connecting rods 22 of adjustment.
As shown in figure 3, the first slide block assembly 21 is made of two link blocks 211, which can be with link block
113,114 structure is identical, is not described in detail.The extending direction in the first hole 1131 of two link blocks 211 is orthogonal, and
And the opening in the second hole 1132 of two link blocks 211 is towards the same direction.In the example shown in the series of figures, two link blocks 211 are logical
The mode for crossing such as welding connects, and the first hole 1131 of one of link block 211 is stopped by another link block 211, and two
The first slide block assembly 21 that link block 211 forms can be in T-shaped.
As shown in figure 4, the second slide block assembly 24 is made of two link blocks 241, which can be with link block
113,114 structures are identical, are not described in detail.The extending direction in the first hole 1131 of two link blocks 241 is orthogonal, and
The opening in the second hole 1132 of two link blocks 241 is towards different directions.In the example shown in the series of figures, two link blocks 241 pass through
Such as the mode of welding connects, the second slide block assembly 24 of two link blocks 241 composition can be in " ten " font, two link blocks
The opening in 241 the second hole 1132 is in the opposite direction.
(guidance unit)
Guidance unit 3 includes the first guidance unit 31 and the second guidance unit 32.First guidance unit 31 can be along second
The extending direction of connecting rod 22 is slideably mounted into the second connecting rod 22, and the second guidance unit 32 can be along third connecting rod 23
Extending direction is slideably mounted into third connecting rod 23.In the example shown in the series of figures, two the first guidance units 31 are respectively installed to
Two second connecting rods 22 are assembled with the first guidance unit 31 in i.e. every second connecting rod 22.By the first guidance unit
31 biopsy needle guides are convenient to be implemented to puncture from side, by 32 biopsy needle guide of the second guidance unit it is convenient from front (above) in fact
Apply puncture.
First guidance unit 31 is identical with 32 structure of the second guidance unit, illustrates by taking the first guidance unit 31 as an example below
The structure of one guidance unit 31 and the second guidance unit 32.As shown in figure 5, the first guidance unit 31 includes measuring scale 311 and draws
Component 312 is led, guiding elements 312 is connected to measuring scale 311, in loosening fasteners 313, guiding elements by fastener 313
312 can rotate around 313 relative measurement ruler 311 of fastener.It is provided with link block 3111 on measuring scale 311, passes through link block
3111 enable measuring scale 311 along the second connecting rod 22 extending direction slide, the link block 3111 can with link block 113,
114 structure is identical.Measuring scale 311 is sector, and the camber line with protractor similarly along fan-shaped edge is provided with radial quarter
Spend line.Fastener 313 passes through the fixed guiding elements 312 of center location of measuring scale 311, i.e. guiding elements 312 can be around measurement
The center of circle of ruler 311 rotates, so that it is predetermined so that guiding elements 312 is arrived according to the graduation mark accurate rotational on measuring scale 311
Angle.
Guiding elements 312 is made of mutually perpendicular first plate 3121 and the second plate 3122, wherein the first plate 3121 is attached to
The surface of measuring scale 311, the second plate 3122 can be perpendicular to the surfaces of measuring scale 311.First plate 3121 and the second plate 3122 connect
Connect the angle part to be formed can for puncture needle against.First plate 3121 is equipped with the length direction extension along guiding elements 312
Long hole, fastener 313 pass through long hole guiding elements 312 is connect with measuring scale 311.Under the non-tightening state of fastener 313,
Guiding elements 312 can be freely rotated and can move along long hole.Guiding elements 312 is in perpendicular to the section of its length direction
" L " font.
Fastener 313 includes screw rod 3131, nut and nip portion 3132, and in the form of sheets, screw rod 3131 is vertical for nip portion 3132
It is fixed on the surface of nip portion 3132.Fastener 313 sequentially passes through guiding elements 312 and measuring scale 311 fixes the two.Sheet
Nip portion 3132 be tightly attached to the surface of the first plate 3121, the operation of puncture needle will not be hindered.In the example shown in the series of figures, nip portion
3132 width is of same size with the first plate 3121, and nip portion 3132 leans against the surface of the second plate 3122, to make fastener
313 are not able to rotate, so as to the tightening nut on screw rod 3131.
Length direction on second plate 3122 along guiding elements 312 is provided with graduation mark, which can implement to wear
The amount of movement of puncture needle is indicated when thorn.
Illustrate the application method of the guiding puncture frame of the utility model below.
The distance between two first connecting rods 12 are adjusted according to the figure of patient, by the two of the overlapping of support plate component 11
Block support plate 111,112 is fixed by bandage.Patient lies on pedestal 1, determines site of puncture and puncture angle according to CT scan,
Frame 2 is adjusted to plane where site of puncture referring to the graduation mark on first connecting rod 12 and frame 2 is fixed.According to CT
Scan determining site of puncture and puncture angle, referring to the graduation mark in the second connecting rod 22 by the first guidance unit 31 and/or
Third connecting rod 23 is adjusted to the suitable position in the second connecting rod 22, and/or will referring to the graduation mark in third connecting rod 23
Second guidance unit 32 is moved to the suitable position in third connecting rod 23.Graduation mark rotation first on reference measure ruler 311
The guiding elements 312 of guidance unit 31 or the second guidance unit 32 arrives proper angle, and slides and adjust along the extending direction of long hole
Guiding elements 312 is saved, position and the angle of guiding elements 312 are further adjusted.Make the extending direction of guiding elements 312 by wearing
Pierce position and with CT scan determine puncture angle/direction it is identical.3121 He of the first plate of puncture needle abutting guiding elements 312
The angle partial movement of second plate 3122, the puncture angle that can be determined according to CT scan are inserted into site of puncture, and paracentesis depth can
With the graduation mark judgement on the second plate 3122 with reference to guiding elements 312.
Certainly, the present invention is not limited to the above embodiments, and those skilled in the art are under the introduction of the utility model
Various changes and modification can be made to the above embodiment of the utility model, without departing from the scope of the utility model.
The support plate 111,112 of (1) two piece of overlapping is not limited to fix using bandage, bolt can also be used to pass through two pieces of branch
Fagging 111,112 is fixed, is arbitrarily adjust the overlapping portion of two pieces of support plates 111,112 using the fixed advantage of bandage
Point.
(2) first pilot units 31 and the second pilot unit 32 can be installed to frame 2 simultaneously, can also be according to practical need
It will only the first pilot unit 31 or only the second pilot unit 32 is installed to frame 2.
(3) angle that the first plate 3121 of guiding elements 312 and the second plate 3122 are formed not only can be right angle, can be with
It is acute angle or obtuse angle.
Claims (10)
1. a kind of guiding puncture frame, characterized in that it comprises:
Pedestal is configured to rectangle frame and including two first connecting rods parallel to each other；
Frame can be slideably mounted into the pedestal along the extending direction of the first connecting rod, what the frame limited
The plane that plane is limited perpendicular to the pedestal, the frame include the second connecting rod and third connecting rod, two described second
Connecting rod is attached perpendicularly to the third connecting rod, and the frame is made to form the shape of doorframe；
Guidance unit, can be sliding along the extending direction of second connecting rod and/or the extending direction of the third connecting rod
It is installed to the frame dynamicly.
2. guiding puncture frame according to claim 1, which is characterized in that
The guidance unit includes the first guidance unit, and first guidance unit can be along the extension side of second connecting rod
To being slideably mounted into second connecting rod；
The guidance unit further includes the second guidance unit, and second guidance unit can be along the extension of the third connecting rod
Direction is slideably mounted into the third connecting rod.
3. guiding puncture frame according to claim 1, which is characterized in that the guidance unit includes measuring scale and guidance structure
Part, the measuring scale include scallop, and the measuring scale is provided with radial graduation mark, and the guiding elements is pacified with being able to rotate
It is attached to the center location of the measuring scale.
4. guiding puncture frame according to claim 3, which is characterized in that the guiding elements includes the first plate and second
Plate, first plate and second plate connect the angle part to be formed can for puncture needle against.
5. guiding puncture frame according to claim 3, which is characterized in that the guiding elements passes through along the guiding elements
Length direction extend long hole be installed to the measuring scale.
6. guiding puncture frame according to claim 3, which is characterized in that the length direction along the guiding elements is provided with
Graduation mark.
7. guiding puncture frame according to claim 1, which is characterized in that the third connecting rod can connect along described second
Extension bar is slideably mounted into second connecting rod.
8. guiding puncture frame according to claim 1, which is characterized in that the pedestal further includes connection described two first
The parallel to each other two support plate component of connecting rod, each support plate component includes the two of least partially overlapped connection
Block support plate.
9. guiding puncture frame according to claim 8, which is characterized in that the third connecting rod is in the guiding puncture frame
Width direction on size be greater than size of the support plate in the width direction of the guiding puncture frame.
10. guiding puncture frame according to claim 1, which is characterized in that the first connecting rod, second connecting rod
Graduation mark is provided with direction is extended along in the third connecting rod.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820730351 | 2018-05-16 | ||
| CN2018207303511 | 2018-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208876703U true CN208876703U (en) | 2019-05-21 |
Family
ID=66505033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820785108.XU Active CN208876703U (en) | 2018-05-16 | 2018-05-24 | Guiding puncture frame |
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| Country | Link |
|---|---|
| CN (1) | CN208876703U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110279456A (en) * | 2019-07-25 | 2019-09-27 | 娄底市中心医院 | A kind of puncture positioning guider and its application method applied to foramen intervertebrale lens operation |
| CN112168308A (en) * | 2020-11-05 | 2021-01-05 | 邹成晓洋 | Department of respiration uses thorax puncture device convenient to it is fixed |
-
2018
- 2018-05-24 CN CN201820785108.XU patent/CN208876703U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110279456A (en) * | 2019-07-25 | 2019-09-27 | 娄底市中心医院 | A kind of puncture positioning guider and its application method applied to foramen intervertebrale lens operation |
| CN110279456B (en) * | 2019-07-25 | 2024-04-12 | 娄底市中心医院 | Puncture positioning guide device applied to intervertebral foramen mirror operation and application method thereof |
| CN112168308A (en) * | 2020-11-05 | 2021-01-05 | 邹成晓洋 | Department of respiration uses thorax puncture device convenient to it is fixed |
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