CN108338859A - A kind of the operation implanted device and its operating method of medical blood vessel expander - Google Patents
A kind of the operation implanted device and its operating method of medical blood vessel expander Download PDFInfo
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- CN108338859A CN108338859A CN201810239817.2A CN201810239817A CN108338859A CN 108338859 A CN108338859 A CN 108338859A CN 201810239817 A CN201810239817 A CN 201810239817A CN 108338859 A CN108338859 A CN 108338859A
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- shaft
- inner disc
- control
- blood vessel
- rod
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- 210000004204 blood vessel Anatomy 0.000 title claims abstract description 47
- 238000011017 operating method Methods 0.000 title claims abstract description 10
- 102400001284 Vessel dilator Human genes 0.000 claims description 64
- 108010090012 atrial natriuretic factor prohormone (31-67) Proteins 0.000 claims description 64
- 238000009434 installation Methods 0.000 claims description 25
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000008280 blood Substances 0.000 claims description 2
- 210000004369 blood Anatomy 0.000 claims description 2
- 238000002513 implantation Methods 0.000 claims description 2
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000011900 installation process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of operation implanted devices of medical blood vessel expander, including：Including：Shaft and several cover plates being sheathed on outside shaft, the manipulation end of shaft is arranged with axle sleeve, axial direction of the axle sleeve close to the end face of cover plate along axle sleeve is equipped with an at least control-rod, control-rod is equipped with dismountable rotation strut, the cover plate same side is equipped with baffle ring, the outer diameter of baffle ring is identical as the outer diameter of cover plate, and the cover plate includes inner disc and the external disk on inner disc periphery.The technical purpose of the present invention is to provide a kind of convenient for the operation implanted device and its operating method of the medical blood vessel expander operated during surgery.
Description
Technical field
The present invention relates to medical instruments field, the operation implanted device of especially a kind of medical blood vessel expander and its operation
Method.
Background technology
Vessel dilator is a kind of Medical Devices, for the expansion to blood vessel, so that blood can smoothly flow
It is logical.Chinese patent 2010202319042 discloses a kind of cardiovascular expansion device, and network is previously installed at a guiding
Guan Zhong, a while tube core is also installed in guide wire recycles tube core by netted branch first by guide wire implantable intravascular when operation
Frame is released.This " cardiovascular expansion device " improves network in place although can simplify surgical procedure to a certain extent
Accuracy, but since the diameter of guide wire is more than the diameter of network, the scope of application is restricted, and makes installation
Difficulty bigger.
Invention content
For deficiency existing for above-mentioned vessel dilator, technical purpose of the invention is to provide a kind of convenient for during surgery
The operation implanted device and its operating method of the medical blood vessel expander of operation.
The invention is realized by the following technical scheme：
A kind of operation implanted device of medical blood vessel expander, including：Shaft and several cover plates being sheathed on outside shaft, shaft
Manipulation end is arranged with axle sleeve, and axial direction of the axle sleeve close to the end face of cover plate along axle sleeve is equipped with an at least control-rod, control-rod
It is equipped with dismountable rotation strut, the cover plate same side is equipped with baffle ring, and the outer diameter of baffle ring is identical as the outer diameter of cover plate,
The cover plate includes inner disc and the external disk on inner disc periphery；
Each inner disc is equipped with the control rod aperture for installing control-rod and the annular groove on inner disc external cylindrical surface, on inner disc
It is additionally provided with the sector open for being distributed on inner disc edge；
The external disk includes the arc shaped slider being laid on external disk inner cylinder face, and arc shaped slider can be by sector open just
In annular groove, the external disk and baffle ring are equipped with several the first notches for installing spiral vessel expander, described
The internal ring wall of external disk is equipped with that strut quantity is identical and corresponding first groove in position with rotation, close to the of shaft manipulation end
One groove walls are equipped with stretches into the second notch in the first groove for that will rotate strut, the second notch to control-rod
Distance it is bigger 0.2~1mm than the length for rotating strut, the internal diameter d of the internal diameter D of the baffle ring and external disk meets：（D-d）/ 2 ＜
（0.6~0.8）D ＇, wherein d ＇ are the filament diameter of vessel dilator.
Further, the shaft is equipped with scale.
Further, several uniform card slots, the rectangular cross-section of shaft, inner disc are in axial direction equipped on the shaft
On axis hole rectangular cross-section, be equipped with the fixture block being just installed in card slot on the inside of inner disc axis hole, fixture block is towards the end of card slot
Face sets flexible clamping item.
Further, the rectangular cross-section of the control-rod, rotation strut lower part be equipped with can detachably with mounted on control
The shape of clamp on bar processed, the clamp is cube shaped, and clamp side is equipped with the card slot being just connected on control-rod, institute
The bottom surface for stating the position of installation rotation strut on control-rod is equipped with the second groove, and the depth of the second groove is greater than or equal to card slot bottom
The thickness in face.
Further, the length of the shaft manipulation end is stretched out outside axle sleeve, and the end of shaft manipulation end is equipped with removably
Platen.
Further, the sleeve outer circle cylinder is equipped with ring body.
Further, the axis hole on the inner disc is connected to control rod aperture, forms one.
Further, rubber mat is equipped in the card slot.
It can realize that the technical solution of above-mentioned technique effect further includes：
A kind of novel operation implanted device of medical blood vessel expander, including：Shaft and several cover plates being sheathed on outside shaft, axis
The manipulation end of bar is arranged with axle sleeve, and axle sleeve is equipped with an at least control-rod, control close to the end face of cover plate along the axial direction of axle sleeve
Bar processed is equipped with dismountable rotation strut, and the cover plate same side is equipped with baffle ring, the outer diameter of baffle ring and the outer diameter of cover plate
Identical, the cover plate includes inner disc and the external disk on inner disc periphery；
Each inner disc is equipped with the control rod aperture for installing control-rod and the annular groove on inner disc external cylindrical surface, on inner disc
It is additionally provided with the sector open for being distributed on inner disc edge；
The external disk includes the main part of four arc blocks, and main part is arranged in a ring, circle where the inner ring surface of each main part
The center of circle is radially equipped with link block in same position, each main part close to manipulation end side, and the link block is mounted on control ring
Peripheral surface on, the arc shaped slider be set to main part inner ring wall surface on, arc shaped slider can just be pacified by sector open
In annular groove, the external disk and baffle ring are equipped with several the first notches for installing spiral vessel expander, described outer
The arc shaped slider internal ring wall of disk is equipped with and position corresponding first groove identical as rotation strut quantity, close to shaft manipulation end
The first groove walls be equipped with and stretch into the second notch in the first groove for that will rotate strut, the second notch to control
The distance of bar is bigger 0.2~1mm than the length for rotating strut, and the internal diameter D of the baffle ring and the internal diameter d of main part meet：（D-d）/2
＜（0.6~0.8）D ＇, wherein d ＇ are the filament diameter of vessel dilator.
Further, the shaft is equipped with scale.
Further, several uniform card slots, the rectangular cross-section of shaft, inner disc are in axial direction equipped on the shaft
On axis hole rectangular cross-section, be equipped with the fixture block being just installed in card slot on the inside of inner disc axis hole, fixture block is towards the end of card slot
Face sets flexible clamping item.
Further, the rectangular cross-section of the control-rod, rotation strut lower part be equipped with can detachably with mounted on control
The shape of clamp on bar processed, the clamp is cube shaped, and clamp side is equipped with the card slot being just connected on control-rod, institute
The bottom surface for stating the position of installation rotation strut on control-rod is equipped with the second groove, and the depth of the second groove is greater than or equal to card slot bottom
The thickness in face.
Further, the length of the shaft manipulation end is stretched out outside axle sleeve, and the end of shaft manipulation end is equipped with removably
Platen.
Further, the sleeve outer circle cylinder is equipped with ring body.
Further, the axis hole on the inner disc is connected to control rod aperture.
Further, rubber mat is equipped in the card slot.
Using the operating method of the operation implanted device of above-mentioned vessel dilator, include the following steps：
Step 1: the installation of vessel dilator operation implanted device, according to the screw pitch of spiral vessel dilator, length and outer
Diameter selects the outer diameter and quantity of the cover plate adapted to therewith and the baffle ring in cover plate, and cover plate is equidistantly mounted on shaft
On, platen is dismantled from shaft, axle sleeve is sheathed on shaft, and make control-rod pass through inner disc on control rod aperture and with
Then rotation strut is mounted on control-rod, platen is mounted on shaft, then by vessel dilator by inner disc cooperation installation
Helical spring is mounted in baffle ring, and the upper end for rotating strut is moved to by the second notch in the first groove；
Step 2: the operation implanted device of vessel dilator, is equipped with the part of vessel dilator by the installation of vessel dilator
The designated position in blood vessel is stretched to, axle sleeve rotation is then controlled so that rotation strut rotation, rotation strut drive external disk rotation
Set angle so that the position that external disk can be detached from from inner disc presses platen, pushes shaft mobile and axle sleeve is kept not move
Dynamic, with external disk relative displacement occurs for inner disc, and inner disc pushes vessel dilator movement, so that vessel dilator is filled from the implantation
It sets and is detached from and blood vessel ratio is expanded, vessel dilator is installed in place.
Step 3: operation implanted device is all slowly taken out from blood vessel.
Using the operating method of the operation implanted device of above-mentioned medical blood vessel expander, include the following steps：
Step 1: the installation of vessel dilator operation embedded device, according to the screw pitch of spiral vessel dilator, length and outer
Diameter selects the outer diameter and quantity of the cover plate adapted to therewith and the baffle ring in cover plate, and cover plate is equidistantly mounted on shaft
On, the spacing between cover plate is the screw pitch of expander, and platen is dismantled from shaft, axle sleeve is sheathed on shaft, and makes control
Bar processed passes through the control rod aperture on inner disc and coordinates with inner disc and installs, and then rotation strut is mounted on control-rod, by platen
It is mounted in baffle ring on shaft, then by the helical spring of vessel dilator, the upper end for rotating strut is lacked by second
Mouth is moved in the first groove；
Step 2: the installation of vessel dilator, vessel dilator is equipped with by the operation implanted device of medical blood vessel expander
Part stretches to the designated position in blood vessel, then controls axle sleeve rotation so that rotation strut rotation, rotation strut drive external disk
Rotate set angle so that the position that external disk can be detached from from inner disc, i.e. arc shaped slider are no longer in annular groove, pressing pressure
Disk pushes shaft mobile and axle sleeve is kept not move, and with external disk relative displacement occurs for inner disc, and inner disc pushes vessel dilator to move
Dynamic, so that vessel dilator is detached from from the implanted device and is expanded to blood vessel ratio, vessel dilator is installed in place.
Step 3: operation implanted device is all slowly taken out from blood vessel.
The beneficial effects of the invention are as follows:
1, by the operation implanted device of the medical blood vessel expander, operation installation process that can be after assembling the device
In, can be convenient for that screw cylindrical vessel dilator is installed, it is easy for installation, quick；Control-rod enables to rotation strut
External disk rotation is driven, so that external disk is in separable state with inner disc, then by pushing shaft that can discharge blood vessel dilatation
Device.
2, by equipped with scale and the fixture block that is equipped with of several uniform card slots and inner disc, can be according to different blood vessels
The structure of expander and adjust installation inner disc position so that operation implanted device adaptability it is wider.
3, by equipped with ring body can be convenient for control axle sleeve position and direction of action.
4, by the way that the axis hole on inner disc to be connected to control rod aperture, a hole is formed, can be conducive to process and install；
It 5, can be easy, quickly, expand steadily by blood vessel by the operating method of the operation implanted device of medical blood vessel expander
Prop is installed in blood vessel.
Description of the drawings
Fig. 1 is the structural schematic diagram of operation implanted device；
Fig. 2 is the sectional view of inner disc；
Fig. 3 is the side view of inner disc；
Fig. 4 is the enlarged drawing of A in Fig. 3
Fig. 5 is the sectional view of external disk；
Fig. 6 is the side view of external disk
Fig. 7 is the structure chart for rotating strut；
Fig. 8 is the structural schematic diagram of the operation implanted device of embodiment two；
Fig. 9 is the enlarged drawing of B in Fig. 8；
Figure 10 is the sectional view of inner disc；
Figure 11 is the side view of inner disc；
Figure 12 is the enlarged drawing of A in Fig. 3；
Figure 13 is the side view of external disk；
Figure 14 is the sectional view of external disk.
Specific implementation mode
The present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment one：
The operation implanted device of medical blood vessel expander as shown in Figures 1 to 7, if including shaft 1 and being sheathed on outside shaft
The manipulation end of dry cover plate 2, shaft 1 is arranged with axle sleeve 4, and axial direction of the axle sleeve 4 close to the end face of cover plate along axle sleeve is equipped at least
A piece control-rod 5 can be set as two or one, and two control-rods can be convenient for the rotation of control cover plate, but install numerous
Trivial, control-rod 5 is set as one by the present embodiment；Control-rod 5 is equipped with dismountable rotation strut 6,2 same side of the cover plate
It is equipped with baffle ring 3, vessel dilator 8 is mounted in baffle ring 3, the outer diameter of baffle ring 3 is identical as the outer diameter of cover plate 2, the wall of baffle ring 3
Thickness gets over Bao Yuehao, as long as its intensity disclosure satisfy that, the material of baffle ring 3 can be stainless steel, and the cover plate 2 includes inner disc
21 and the external disk 22 on inner disc periphery, when implementing, inner disc 21 and external disk 22 can be made to as far as possible thinner；
Each inner disc 21 is equipped with the control rod aperture 211 for installing control-rod 5 and the annular on 21 external cylindrical surface of inner disc
Slot 212 is additionally provided with the sector open 213 for being distributed on inner disc edge on inner disc 21, and the depth of sector open should be deep enough；
The external disk 22 includes the arc shaped slider 221 being laid on 22 inner cylinder face of external disk, and arc shaped slider 221 can pass through fan
Shape opening 213 is just mounted in annular groove 212, and the external disk 22 and baffle ring 3 expand equipped with several for installing spiral vessel
First notch 222 of prop, the first notch 222 should be big as far as possible, and the internal ring wall of the external disk 22 is equipped with and rotation branch
6 quantity of bar is identical and corresponding first groove 223 in position, is equipped with and is used for close to 223 wall of the first groove of shaft manipulation end
Rotation strut 6 is stretched into the second notch 224 in the first groove 223, the distance ratio of the second notch 224 to control-rod 5
Rotate the big 0.2~1mm of length of strut 6, it is preferable that length of the distance of the second notch 224 to control-rod 5 than rotating strut 6
Big 0.2 or 0.3 or 0.4 or 0.5 or 0.6 or 0.7 or 0.8 or 0.9mm, it is described so as to be convenient for moving so that rotating strut
The internal diameter D of baffle ring 3 and the internal diameter d of external disk 22 meet：（D-d）/ 2 ＜（0.6~0.8）D ＇, wherein d ＇ are the list of vessel dilator
Silk diameter, so as in mobile inner disc, can vessel dilator be removed baffle ring so that vessel dilator is detached from.It is described
Shaft 1 is equipped with scale, so as to be convenient for when installing inner disc so that the distance between inner disc is suitable and position is accurate.
Several uniform card slots are in axial direction equipped on the shaft 1（It is not shown）, the rectangular cross-section of shaft, inner disc
On axis hole 216 rectangular cross-section, be equipped with the fixture block 214 being just installed in card slot, 214 direction of fixture block on the inside of inner disc axis hole
The end face of card slot sets flexible clamping item 215, and it is tighter that the clamping item 215 being equipped with enables to fixture block card to obtain.
The rectangular cross-section of the control-rod 5, rotation strut 6 lower part be equipped with can detachably on control-rod
The shape of clamp 61, the clamp is cube shaped, and clamp side is equipped with the card slot 62 being just connected on control-rod, the control
The bottom surface of the position of installation rotation strut 6 is equipped with the second groove 51 on bar 5 processed, and the depth of the second groove 51 is greater than or equal to card slot
The thickness of 62 bottom surfaces, so that the bottom of clamp will not collide or rub with shaft.
The length of 1 manipulation end of the shaft is stretched out outside axle sleeve 4, and the end of shaft manipulation end is equipped with dismountable platen 101,
The platen being equipped with is convenient for the movement of control shaft.4 external cylindrical surface of the axle sleeve is equipped with ring body 7, so as to be convenient for controlling axle sleeve
Movement.
Axis hole on the inner disc is connected to control rod aperture 211, forms one.Rubber mat is equipped in the card slot 62
63。
The operating method of the operation implanted device of medical blood vessel expander using the above structure, includes the following steps：
Step 1: the installation of vessel dilator operation implanted device, according to the screw pitch of spiral vessel dilator, length and outer
Diameter selects the outer diameter and quantity of the cover plate adapted to therewith and the baffle ring in cover plate, and cover plate is equidistantly mounted on shaft
On, the spacing between cover plate is the screw pitch of expander, and platen is dismantled from shaft, axle sleeve is sheathed on shaft, and makes control
Bar processed passes through the control rod aperture 211 on inner disc and coordinates with inner disc and installs, and then rotation strut is mounted on control-rod, will be pressed
Disk is mounted on shaft, then the helical spring of vessel dilator is mounted in baffle ring, will rotate the upper end of strut by second
Notch is moved to 223 in the first groove；
Step 2: the installation of vessel dilator, vessel dilator is equipped with by the operation implanted device of medical blood vessel expander
Part stretches to the designated position in blood vessel, then controls axle sleeve rotation so that rotation strut rotation, rotation strut drive external disk
Rotate set angle so that the position that external disk can be detached from from inner disc, i.e. arc shaped slider are no longer in annular groove, pressing pressure
Disk pushes shaft mobile and axle sleeve is kept not move, and with external disk relative displacement occurs for inner disc, and inner disc pushes vessel dilator to move
Dynamic, so that vessel dilator is detached from from the implanted device and is expanded to blood vessel ratio, vessel dilator is installed in place.
Step 3: operation implanted device is all slowly taken out from blood vessel.
Therefore, by the operation implanted device and its control method of the medical blood vessel expander, the dress can assembled
It in the operation installation process postponed, can be convenient for that screw cylindrical vessel dilator is installed, it is easy for installation, quick；Control
Bar enables to rotation strut to drive external disk rotation, so that external disk is in separable state with inner disc, then passes through impeller-hub
Bar, that is, releasable vessel dilator.
Embodiment two：
The novel operation implanted device of the medical blood vessel expander as shown in Fig. 7 to Figure 14, including shaft 1 and be sheathed on outside shaft
Several cover plates 2, the manipulation end of shaft 1 is arranged with axle sleeve 4, and axial direction of the axle sleeve 4 close to the end face of cover plate along axle sleeve is equipped with
An at least control-rod 5, control-rod 5 are equipped with dismountable rotation strut 6, and 2 same side of the cover plate is equipped with baffle ring 3,
The outer diameter of baffle ring 3 is identical as the outer diameter of cover plate 2, and the cover plate 2 includes inner disc 21 and the external disk 22 on inner disc periphery；Control
Bar 5 processed can be set as two or one, and two control-rods can be convenient for the rotation of control cover plate, but cumbersome for installation, this
Control-rod 5 is set as one by embodiment, and the wall thickness of baffle ring 3 gets over Bao Yuehao, as long as its intensity disclosure satisfy that, the material of baffle ring 3
Matter can be stainless steel can be made to inner disc 21 and external disk 22 as far as possible thinner when implementing；
Each inner disc 21 is equipped with the control rod aperture 211 for installing control-rod 5 and the annular on 21 external cylindrical surface of inner disc
Slot 212 is additionally provided with the sector open 213 for being distributed on inner disc edge on inner disc 21, and the depth of sector open should be deep enough；
The external disk 22 includes the main part 226 of four arc blocks, and main part 226 is arranged in a ring, the inner ring surface of each main part
The center of circle of place circle is radially equipped with link block 227, the connection in same position, each main part 226 close to manipulation end side
Block is uniformly mounted on the peripheral surface of control ring 228, and the arc shaped slider 221 is set on the inner ring wall surface of main part 226, arc
Sliding block 221 can be just mounted in annular groove 212 by sector open 213, and the external disk 22 and baffle ring 3 are equipped with several use
In the first notch 222 of installation spiral vessel expander, the first notch 222 should be big as far as possible, the arc of the external disk 22
221 internal ring wall of sliding block is equipped with and position corresponding first groove 223 identical as rotation 6 quantity of strut, close to shaft manipulation end
223 wall of the first groove be equipped with and stretch into the second notch 224 in the first groove 223 for strut 6 will to be rotated, second
The distance of notch 224 to control-rod 5 is bigger 0.2~1mm than the length for rotating strut 6, it is preferable that the second notch 224 to control-rod 5
Distance than rotate strut 6 length is big by 0.2 or 0.3 or 0.4 or 0.5 or 0.6 or 0.7 or 0.8 or 0.9mm, so as to just
In so that rotating strut moves, the internal diameter D of the baffle ring 3 meets with the internal diameter d of main part 226：（D-d）/ 2 ＜（0.6~
0.8）D ＇, wherein d ＇ are the filament diameter of vessel dilator.So as to which in mobile inner disc, vessel dilator can be moved
Go out baffle ring so that vessel dilator is detached from.The shaft 1 is equipped with scale, so as to be convenient for when installing inner disc so that interior
The distance between disk is suitable and position is accurate.
Several uniform card slots are in axial direction equipped on the shaft 1（It is not shown）, the rectangular cross-section of shaft, inner disc
On axis hole 216 rectangular cross-section, be equipped with the fixture block 214 being just installed in card slot, 214 direction of fixture block on the inside of inner disc axis hole
The end face of card slot sets flexible clamping item 215, and it is tighter that the clamping item 215 being equipped with enables to fixture block card to obtain.
The rectangular cross-section of the control-rod 5, rotation strut 6 lower part be equipped with can detachably on control-rod
The shape of clamp 61, the clamp is cube shaped, and clamp side is equipped with the card slot 62 being just connected on control-rod, the control
The bottom surface of the position of installation rotation strut 6 is equipped with the second groove 51 on bar 5 processed, and the depth of the second groove 51 is greater than or equal to card slot
The thickness of 62 bottom surfaces, so that the bottom of clamp will not collide or rub with shaft.
The length of 1 manipulation end of the shaft is stretched out outside axle sleeve 4, and the end of shaft manipulation end is equipped with dismountable platen 101,
The platen being equipped with is convenient for the movement of control shaft.4 external cylindrical surface of the axle sleeve is equipped with ring body 7, so as to be convenient for controlling axle sleeve
Movement.
Axis hole on the inner disc is connected to control rod aperture 211, forms one.Rubber mat is equipped in the card slot 62
63。
The operating method of the operation implanted device of vessel dilator using the above structure, includes the following steps：
Step 1: the installation of vessel dilator operation implanted device, according to the screw pitch of spiral vessel dilator, length and outer
Diameter selects the outer diameter and quantity of the cover plate adapted to therewith and the baffle ring in cover plate, and cover plate is equidistantly mounted on shaft
On, the spacing between cover plate is the screw pitch of expander, and platen is dismantled from shaft, axle sleeve is sheathed on shaft, and makes control
Bar processed passes through the control rod aperture 211 on inner disc and coordinates with inner disc and installs, and then rotation strut is mounted on control-rod, will be pressed
Disk is mounted on shaft, then the helical spring of vessel dilator is mounted in baffle ring, will rotate the upper end of strut by second
Notch is moved to 223 in the first groove；
Step 2: the operation implanted device of vessel dilator, is equipped with the part of vessel dilator by the installation of vessel dilator
The designated position in blood vessel is stretched to, axle sleeve rotation is then controlled so that rotation strut rotation, rotation strut drive external disk rotation
Set angle so that the position that external disk can be detached from from inner disc, i.e. arc shaped slider are no longer in annular groove, press platen,
It pushes shaft mobile and axle sleeve is kept not move, with external disk relative displacement occurs for inner disc, and inner disc pushes vessel dilator movement, from
And so that vessel dilator is detached from from the implanted device and is expanded to blood vessel ratio, vessel dilator is installed in place.
Step 3: operation implanted device is all slowly taken out from blood vessel.
It therefore, can be after assembling the device by the operation implanted device and its control method of the vessel dilator
Operation installation process in, can be convenient for screw cylindrical vessel dilator is installed, it is easy for installation, quick；Control-rod energy
It is enough to be rotated so that rotating strut drive external disk, so that external disk is in the state of separating with inner disc, then be by promotion shaft
Releasable vessel dilator.
It therefore, can be after assembling the device by the operation implanted device and its control method of the vessel dilator
Operation installation process in, can be convenient for screw cylindrical vessel dilator is installed, it is easy for installation, quick；Control-rod energy
It is enough to be rotated so that rotating strut drive external disk, so that external disk is in the state of separating with inner disc, then be by promotion shaft
Releasable vessel dilator.
Claims (9)
1. a kind of operation implanted device of medical blood vessel expander, which is characterized in that including：Shaft（1）And it is sheathed on outside shaft
Several cover plates（2）, shaft（1）Manipulation end be arranged with axle sleeve（4）, axle sleeve（4）Close to the end face of cover plate along the axial direction of axle sleeve
Direction is equipped with an at least control-rod（5）, control-rod（5）It is equipped with dismountable rotation strut（6）, the cover plate（2）It is same
Side is equipped with baffle ring（3）, baffle ring（3）Outer diameter and cover plate（2）Outer diameter it is identical, the cover plate（2）Including inner disc（21）And
External disk on inner disc periphery（22）；
Each inner disc（21）It is equipped with for installing control-rod（5）Control rod aperture（211）And it is set to inner disc（21）External cylindrical surface
On annular groove（212）, inner disc（21）On be additionally provided with the sector open for being distributed on inner disc edge（213）；
The external disk（22）Including being laid in external disk（22）Arc shaped slider on inner cylinder face（221）, arc shaped slider（221）Energy
Enough pass through sector open（213）Just it is mounted on annular groove（212）In, the external disk（22）And baffle ring（3）It is equipped with several use
In the first notch of installation spiral vessel expander（222）, the external disk（22）Internal ring wall be equipped with and rotation strut（6）Number
Measure corresponding first groove in identical and position（223）, close to the first groove of shaft manipulation end（223）Wall is equipped with for inciting somebody to action
Rotate strut（6）It stretches into and is mounted on the first groove（223）In the second notch（224）, the second notch（224）To control-rod（5）
Distance than rotation strut（6）The big 0.2~1mm of length, the baffle ring（3）Internal diameter D and external disk（22）Internal diameter d meet：
（D-d）/ 2 ＜（0.6~0.8）D ＇, wherein d ＇ are the filament diameter of vessel dilator.
2. the operation implanted device of medical blood vessel expander as described in claim 1, which is characterized in that the shaft（1）On
Equipped with scale.
3. the operation implanted device of medical blood vessel expander as described in claim 1, which is characterized in that the shaft（1）On
In axial direction it is equipped with several uniform card slots, the rectangular cross-section of shaft, the rectangular cross-section of the axis hole on inner disc, interior dish axle
The fixture block being just installed in card slot is equipped on the inside of hole（214）, fixture block（214）Flexible clamping item is set towards the end face of card slot
（215）.
4. the operation implanted device of medical blood vessel expander as described in claim 1, which is characterized in that the control-rod（5）
Rectangular cross-section, rotate strut（6）Lower part be equipped with can detachably with the clamp on control-rod（61）, the clamp
Shape be cube shaped, clamp side, which is equipped with, is just connected to card slot on control-rod（62）, the control-rod（5）Upper installation
Rotate strut（6）Position bottom surface be equipped with the second groove（51）, the second groove（51）Depth be greater than or equal to card slot（62）
The thickness of bottom surface.
5. the operation implanted device of medical blood vessel expander as described in claim 1, which is characterized in that the shaft（1）Behaviour
The length for controlling end stretches out axle sleeve（4）Outside, the end of shaft manipulation end is equipped with dismountable platen（101）.
6. the operation implanted device of medical blood vessel expander as described in claim 1, which is characterized in that outside the axle sleeve
Cylindrical surface is equipped with ring body.
7. the operation implanted device of medical blood vessel expander as claimed in claim 3, which is characterized in that the axis on the inner disc
Hole and control rod aperture（211）Connection.
8. the operation implanted device of medical blood vessel expander as claimed in claim 4, which is characterized in that the card slot（62）It is interior
Equipped with rubber mat（63）.
9. the operating method of the operation implanted device of medical blood vessel expander as described in one of claim 1-8, feature exist
In including the following steps：
Step 1: the installation of vessel dilator operation implanted device, according to the screw pitch of spiral vessel dilator, length and outer
Diameter selects the outer diameter and quantity of the cover plate adapted to therewith and the baffle ring in cover plate, and cover plate is equidistantly mounted on shaft
On, platen is dismantled from shaft, axle sleeve is sheathed on shaft, and control-rod is made to pass through the control rod aperture on inner disc
（211）And coordinate with inner disc and install, then rotation strut is mounted on control-rod, platen is mounted on shaft, then by blood
The helical spring of enlargement of pipe device is mounted in baffle ring, and the upper end for rotating strut is moved to by the second notch in the first groove
（223）；
Step 2: the installation of vessel dilator, vessel dilator is equipped with by the operation implanted device of medical blood vessel expander
Part stretches to the designated position in blood vessel, then controls axle sleeve rotation so that rotation strut rotation, rotation strut drive external disk
Rotate set angle so that the position that external disk can be detached from from inner disc presses platen, pushes shaft mobile and keeps axle sleeve not
Mobile, with external disk relative displacement occurs for inner disc, and inner disc pushes vessel dilator movement, so that vessel dilator is from the implantation
It is detached from device and blood vessel ratio is expanded, vessel dilator is installed in place；
Step 3: operation implanted device is all slowly taken out from blood vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810239817.2A CN108338859B (en) | 2018-03-22 | 2018-03-22 | Surgical implantation device of medical vessel dilator and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810239817.2A CN108338859B (en) | 2018-03-22 | 2018-03-22 | Surgical implantation device of medical vessel dilator and operation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108338859A true CN108338859A (en) | 2018-07-31 |
| CN108338859B CN108338859B (en) | 2024-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810239817.2A Active CN108338859B (en) | 2018-03-22 | 2018-03-22 | Surgical implantation device of medical vessel dilator and operation method thereof |
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| Country | Link |
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| CN (1) | CN108338859B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298023Y (en) * | 1997-04-21 | 1998-11-25 | 刘佃成 | Urethral catheter introducing apparatus |
| US20070233221A1 (en) * | 2006-03-31 | 2007-10-04 | The Board Of Regents, The University Of Texas System | Esophageal dilation and stent delivery system and method of use |
| US20080269721A1 (en) * | 2007-04-27 | 2008-10-30 | Keith Balgobin | Interventional medical device system having a spiral section and radiopaque marker and method of making the same |
| CN105534626A (en) * | 2016-03-08 | 2016-05-04 | 别永江 | Spiral vessel dilator and special implanting operation tool thereof |
| CN209019070U (en) * | 2018-03-22 | 2019-06-25 | 李�根 | A kind of operation implanted device of medical blood vessel expander |
-
2018
- 2018-03-22 CN CN201810239817.2A patent/CN108338859B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298023Y (en) * | 1997-04-21 | 1998-11-25 | 刘佃成 | Urethral catheter introducing apparatus |
| US20070233221A1 (en) * | 2006-03-31 | 2007-10-04 | The Board Of Regents, The University Of Texas System | Esophageal dilation and stent delivery system and method of use |
| US20080269721A1 (en) * | 2007-04-27 | 2008-10-30 | Keith Balgobin | Interventional medical device system having a spiral section and radiopaque marker and method of making the same |
| CN105534626A (en) * | 2016-03-08 | 2016-05-04 | 别永江 | Spiral vessel dilator and special implanting operation tool thereof |
| CN209019070U (en) * | 2018-03-22 | 2019-06-25 | 李�根 | A kind of operation implanted device of medical blood vessel expander |
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| Publication number | Publication date |
|---|---|
| CN108338859B (en) | 2024-08-30 |
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