CN108324338B - Porta hepatis occluding device under laparoscope - Google Patents
Porta hepatis occluding device under laparoscope Download PDFInfo
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- CN108324338B CN108324338B CN201810186388.7A CN201810186388A CN108324338B CN 108324338 B CN108324338 B CN 108324338B CN 201810186388 A CN201810186388 A CN 201810186388A CN 108324338 B CN108324338 B CN 108324338B
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- 230000000903 blocking effect Effects 0.000 claims abstract description 46
- 238000003780 insertion Methods 0.000 claims description 11
- 230000037431 insertion Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 2
- 210000004185 liver Anatomy 0.000 description 9
- 208000032843 Hemorrhage Diseases 0.000 description 7
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 230000002440 hepatic effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000002271 resection Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 238000012752 Hepatectomy Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Endoscopes (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the technical fields of medical instrument auxiliary equipment can limit blocking ring and tense path, operative failure caused by preventing because of torsion improves use reliability more particularly to porta hepatis occluding device under a kind of laparoscope；And blocking ring is detachable with connection plug, is convenient for changing, and lowers and uses limitation；Including outer tube, inner sleeve, connection plug and blocking ring；Including upper left top plate, lower-left bottom plate, left placement block, left-hand thread pipe, left-hand thread bar, left first pulley, left second pulley, right baffle-plate, upper right top plate, bottom right bottom plate, right placement block, right-hand thread pipe, right-hand thread bar, right first pulley, right second pulley and right shell body；It further include left clamping screw and right clamping screw, left jack and right jack is respectively set in the bottom end left and right side of connection plug, the front end left and right side of connection plug is respectively arranged with left-hand thread hole and right-hand thread hole, and left-hand thread hole and left jack communicate, and right-hand thread hole and right jack communicate.
Description
Technical field
The present invention relates to the technical fields of medical instrument auxiliary equipment, hinder more particularly to porta hepatis under a kind of laparoscope
Disconnected device.
Background technique
It is well known that the application of hepatic portal occlusion technology is also shown recently as the fast development of Laparoscopic Liver Resection technology
It obtains and increasingly weighs, the application of hepatic portal occlusion technology is effectively reduced the amount of bleeding in Laparoscopic Liver Resection surgical procedure, reduces
Because of the probability of conversion into open surgery caused by bleeding profusely in art, Control of Hemorrhage in Laparoscopic Liver door occluding device is a kind of under laparoscope
Hepatectomy stop blooding in art, in order to more successfully complete the auxiliary equipment of operation, has obtained in the field of medical treatment wide
General use；Existing Control of Hemorrhage in Laparoscopic Liver door occluding device includes outer tube, inner sleeve, connection plug and blocking ring, in outer tube
Portion is provided with sliding chamber, and the bottom end of inner sleeve is inserted into sliding intracavitary portion, and inner sleeve is slidably matched with sliding chamber, the top of connection plug
It is connect with the bottom end of inner sleeve, the both ends of blocking ring are connect with the left and right side of connection plug bottom end respectively, the top of inner sleeve
It is provided with pull ring；Existing Control of Hemorrhage in Laparoscopic Liver door occluding device is in use, be pushed out to housing for blocking ring by inner sleeve first
Then blocking ring is sleeved on the operation on liver position for needing to block hemostasis, then pulls pull ring, blocking ring is pulled to sliding chamber by pipe
Bottom inner portion is stopped blooding to tense blocking ring；It finds, blocks in existing Control of Hemorrhage in Laparoscopic Liver door occluding device use
Ring is thinner, when tension, since path is not fixed, reverses frequent occurrence, influences using the progress for influencing operation being carried out, using can
It is lower by property；And blocking ring and connection plug are fixedly installed, and not can be carried out replacement, higher using limitation.
Summary of the invention
In order to solve the above technical problems, the present invention, which provides one kind, can limit blocking ring tension path, prevent because of torsion
Operative failure is caused, use reliability is improved；And blocking ring is detachable with connection plug, is convenient for changing, and lowers and uses limitation
Control of Hemorrhage in Laparoscopic Liver door occluding device.
Porta hepatis occluding device under a kind of laparoscope of the invention, including outer tube, inner sleeve, connection plug and blocking
Ring, outer tube are internally provided with sliding chamber, and the bottom end of inner sleeve is inserted into sliding intracavitary portion, and inner sleeve is slidably matched with sliding chamber,
The top of connection plug and the bottom end of inner sleeve connect；Including upper left top plate, lower-left bottom plate, left placement block, left-hand thread pipe, left-hand thread
Bar, left first pulley, left second pulley, right baffle-plate, upper right top plate, bottom right bottom plate, right placement block, right-hand thread pipe, right-hand thread bar,
It is connect on the upside of right first pulley, right second pulley and right shell body, the left end of the upper left top plate and the left right end for placing block,
It is connect on the downside of the left end of the lower-left bottom plate and the left right end for placing block, the left inner transverse for placing block is provided with a left side
Through-hole, and the left left end for placing block and right end are provided with left first placing groove and left second placing groove, and described left first places
Slot and left second placing groove are communicated with the left through-hole, are respectively set inside left first placing groove and left second placing groove
There are left first ball bearing and left second ball bearing, the right end of the left-hand thread pipe is inserted into inside left second ball bearing,
And the left end of left-hand thread pipe pass through left first ball bearing and extend out to left first ball bearing left end it is extraneous, described left the
Left first strut is provided on one pulley, and left first pulley and left first strut relatively rotate, the right side of the left-hand thread bar
It holds and is connect with the left end of left first strut, and simultaneously spiral shell is filled to inside the right end of left-hand thread pipe for the left end insertion of left-hand thread bar, institute
It states and is connect on the right side of the top of right baffle-plate and the bottom end of the upper left top plate, and the top of the bottom end of right baffle-plate and the lower-left bottom plate
The left side of right baffle-plate, the left top for placing block and the outer tube is arranged in the connection of end right side, the left second pulley
Connection on the left of bottom end, and upper left top plate and lower-left bottom plate on be respectively arranged with the first perforation of a left side and a left side second is perforated, it is described
It is connect on the upside of the right end of upper right top plate and the right left end for placing block, the right end of the bottom right bottom plate and the right placement block
Connection on the downside of left end, the right inner transverse for placing block are provided with right through-hole, and the right right end for placing block and left end setting
Have right first placing groove and right second placing groove, right first placing groove and the second placing groove of the right side with the right through-hole phase
It is logical, right first ball bearing and right second ball axis are respectively arranged with inside right first placing groove and right second placing groove
It holds, the right end of the right-hand thread pipe is inserted into inside right second ball bearing, and the right end of right-hand thread pipe passes through the right side first and rolls
The pearl bearing and right end for extending out to right first ball bearing is extraneous, is provided with right first strut in the right first pulley, and
Right first pulley and right first strut relatively rotate, and the left end of the right-hand thread bar is connect with the right end of right first strut, and
Simultaneously spiral shell is filled to inside the right end of right-hand thread pipe for the right end insertion of right-hand thread bar, the top of the right shell body and the upper right top plate
Connection on the left of bottom end, and the bottom end of right shell body is connect with the top left hand of the bottom right bottom plate, the right second pulley setting
It is connect on the right side of the right side of right shell body, the right top for placing block and the bottom end of the outer tube, and upper right top plate and the right side
It is respectively arranged with the first perforation of the right side on lower plate and the right side second is perforated；It further include left clamping screw and right clamping screw, it is described
Left jack and right jack is respectively set in the bottom end left and right side of connection plug, and the front end left and right side of the connection plug is set respectively
It is equipped with left-hand thread hole and right-hand thread hole, and left-hand thread hole and left jack communicate, right-hand thread hole and right jack communicate, the left lock
Simultaneously spiral shell is filled to inside left-hand thread hole for the rear end insertion of tight bolt, and simultaneously spiral shell is filled to right-hand thread hole for the rear end insertion of the right locking nut
Inside, one end of the blocking ring are inserted into inside left jack and are locked by left locking nut, the other end of the blocking ring
It is inserted into inside right jack and is locked by right locking nut.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes upper threaded rod, upper screwed pipe, upper first rolling
Pearl bearing and upper second ball bearing, the top of the outer tube is provided with the first mounting groove, and sets in the middle part of the sliding chamber of outer tube
It is equipped with the second mounting groove, upper first ball bearing is mounted on inside the first mounting groove, the upper second ball bearing installation
Inside the second mounting groove, the bottom end of the upper screwed pipe is inserted into inside the second ball bearing, and the top of upper screwed pipe
It holds the inside across upper first ball bearing and extend out to the top external world of upper ball bearing, the bottom end of the upper threaded rod and institute
The top connection of inner sleeve is stated, the bottom inner portion that simultaneously spiral shell is filled to screwed pipe, the connection are inserted into the top of the upper threaded rod
The left end of plug and right end are respectively arranged with left slider and right sliding block, and the lower part left end inner wall of sliding chamber and right end inner wall are right respectively
It should be provided with left sliding slot and right rail, the left slider is slidably matched with left sliding slot, and right sliding block is slidably matched with right rail.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes upper left pillar, lower-left pillar, upper left limit
Column, lower-left limited post, upper right pillar, bottom right pillar, upper right limited post and bottom right limited post, the bottom end of the upper left pillar and institute
The top connection of left first pillar is stated, is connect on the right side of the bottom end of the upper left limited post with the top of upper left pillar, the lower-left
The top of pillar is connect with the bottom end of left first pillar, and is connected on the right side of the top of lower-left limited post with the bottom end of lower-left pillar
It connects, described left right end the upper side and lower side for placing block, which respectively corresponds, is provided with upper left limit sleeve and lower-left limit sleeve, the upper left
The left end of limited post is inserted into inside the limit sleeve of upper left, and the left end of lower-left limited post is inserted into inside the limit sleeve of lower-left, institute
The bottom end for stating upper right pillar is connect with the top of right first pillar, bottom end left side and the upper right pillar of the upper right limited post
Top connection, the top of the bottom right pillar is connect with the bottom end of the first pillar of the right side, and the top left hand of bottom right limited post
It is connect with the bottom end of bottom right pillar, described right left end the upper side and lower side for placing block, which respectively corresponds, is provided with upper right limit sleeve and the right side
The right end of lower limit set, the upper right limited post is inserted into inside upper right limit sleeve, and the right end of bottom right limited post is inserted into
Inside the limit sleeve of bottom right.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes left limit plate, left stiffness spring, right limit
Plate and right stiffness spring, the right end of the left second pulley are provided with left second strut, and left second pulley and second, a left side
The left end of bar relatively rotates, and the left end of the left limit baffle is connect with the right end of left second strut, the left stiffness spring
Left end is connect with the right end of left limit plate, and the left end of the right end of left stiffness spring and right baffle-plate connects, and described right second is sliding
The left end of wheel is provided with right second strut, and the right end of right second pulley and right second strut relatively rotates, the right limit
The right end of baffle is connect with the left end of right second strut, and the right end of the right stiffness spring is connect with the left end of right limit plate, and
And the left end of right stiffness spring and the right end of right shell body connect.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes two groups of left buffer springs and two groups of right bufferings
Spring, two groups of left buffer springs are separately mounted to inside upper left limit sleeve and bottom right limit sleeve, and two groups of left buffering elastics
The left end of spring is connect with the inner left wall of upper left limit sleeve and upper right limit sleeve respectively, and two groups of right buffer springs are installed respectively
Inside upper right limit sleeve and bottom right limit sleeve, and the right end of two groups of right buffer springs respectively with upper right limit sleeve and upper limit on the right
The right side inner wall connection of position set.
Porta hepatis occluding device under a kind of laparoscope of the invention, further includes locking nut, outside the upper screwed pipe
Side is provided with external screw thread, and the locking nut is screwed on upper screwed pipe by external screw thread.
Porta hepatis occluding device under a kind of laparoscope of the invention, further includes left-handed button, dextrorotation button and upper knob, described
The right end of left-handed button is connect with the left end of the left-hand thread pipe, and the right end of the left end of the dextrorotation button and the right-hand thread pipe connects
It connects, the bottom end of the upper knob is connect with the top of the upper screwed pipe.
Compared with prior art the invention has the benefit that by above-mentioned setting, left first pulley and a left side can be passed through
The left part of blocking ring is carried out the limitation in flexible path by second pulley, will be blocked by right first pulley and right second pulley
The right part of ring carries out the limitation in flexible path, and can be by rotation left-hand thread pipe and rotation right-hand thread pipe to blocking ring
Flexible elasticity be adjusted, limitation blocking ring tenses path, and operative failure caused by preventing because of torsion is improved using reliable
Property；And can tightening and unclamp by left clamping screw and right clamping screw, blocking ring is locked and is dismantled, is realized
Blocking ring is detachable with connection plug, is convenient for changing, and lowers and uses limitation.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the partial enlargement structural representation at A of the present invention；
Fig. 3 is the partial enlargement structural representation at B of the present invention；
Fig. 4 is the partial enlargement structural representation at C of the present invention；
Fig. 5 is the schematic perspective view of the connections such as connection plug of the present invention and upper threaded rod；
It is attached marked in the figure: 1, outer tube；2, inner sleeve；3, connection plug；4, blocking ring；5, upper left top plate；6, lower-left bottom plate；
7, left placement block；8, left-hand thread pipe；9, left-hand thread bar；10, left first pulley；11, left second pulley；12, right baffle-plate；13, left
Clamping screw；14, upper threaded rod；15, upper screwed pipe；16, upper first ball bearing；17, upper left pillar；18, upper left limited post；
19, left limit plate；20, left stiffness spring；21, left buffer spring；22, locking nut；23, left-handed button；24, upper knob.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figures 1 to 5, porta hepatis occluding device under a kind of laparoscope of the invention, including outer tube 1, inner sleeve
Pipe 2, connection plug 3 and blocking ring 4, outer tube are internally provided with sliding chamber, and the bottom end of inner sleeve is inserted into sliding intracavitary portion, and inner sleeve
Pipe is slidably matched with sliding chamber, and the top of connection plug and the bottom end of inner sleeve connect；Including upper left top plate 5, lower-left bottom plate 6, Zuo Fang
Set block 7, left-hand thread pipe 8, left-hand thread bar 9, left first pulley 10, left second pulley 11, right baffle-plate 12, upper right top plate, bottom right bottom
Plate, right placement block, right-hand thread pipe, right-hand thread bar, right first pulley, right second pulley and right shell body, the left end of upper left top plate with
It is connect on the downside of connection on the upside of the left right end for placing block, the left end of lower-left bottom plate and the left right end for placing block, the left inside for placing block
It is horizontally arranged with left through-hole, and the left left end for placing block and right end are provided with left first placing groove and left second placing groove, it is left
First placing groove and left second placing groove are communicated with left through-hole, are respectively set inside left first placing groove and left second placing groove
There are left first ball bearing and left second ball bearing, the right end of left-hand thread pipe is inserted into inside left second ball bearing, and
The left end of left-hand thread pipe passes through left first ball bearing and extend out to the left end external world of left first ball bearing, in left first pulley
It is provided with the first strut of a left side, and left first pulley and left first strut relatively rotate, the right end of left-hand thread bar and first, a left side
The left end of bar connects, and left-hand thread bar left end insertion and spiral shell be filled to inside the right end of left-hand thread pipe, the top of right baffle-plate with
Connection on the right side of the bottom end of upper left top plate, and connect on the right side of the bottom end of right baffle-plate and the top of lower-left bottom plate, left second pulley is set
It sets in the left side of right baffle-plate, the bottom end left side connection on the left top for placing block and outer tube, and upper left top plate and lower-left bottom plate
On be respectively arranged with a left side first perforation and a left side second perforate, the right end of upper right top plate with it is right place block left end upside connect,
It is connect on the downside of the right end of bottom right bottom plate and the right left end for placing block, the right inner transverse for placing block is provided with right through-hole, and right
The right end and left end for placing block are provided with right first placing groove and right second placing groove, right first placing groove and right second placing groove
It is communicated with right through-hole, is respectively arranged with right first ball bearing and the right side second inside right first placing groove and right second placing groove
Ball bearing, the right end of right-hand thread pipe is inserted into inside right second ball bearing, and the right end of right-hand thread pipe passes through the right side first
The ball bearing and right end for extending out to right first ball bearing is extraneous, is provided with right first strut, and right in right first pulley
First pulley and right first strut relatively rotate, and the left end of right-hand thread bar is connect with the right end of right first strut, and right-hand thread
Simultaneously spiral shell is filled to inside the right end of right-hand thread pipe for the right end insertion of bar, is connect on the left of the top of right shell body and the bottom end of upper right top plate,
And the bottom end of right shell body is connect with the top left hand of bottom right bottom plate, and the right side of right shell body, right placement is arranged in right second pulley
Connected on the right side of the top of block and the bottom end of outer tube, and upper right top plate and bottom right bottom plate on be respectively arranged with the right side first and perforate
It perforates with the right side second；It further include left clamping screw 13 and right clamping screw, a left side is respectively set in the bottom end left and right side of connection plug
Jack and right jack, the front end left and right side of connection plug are respectively arranged with left-hand thread hole and right-hand thread hole, and left-hand thread hole
It is communicated with left jack, right-hand thread hole and right jack communicate, and simultaneously spiral shell is filled to inside left-hand thread hole for the rear end insertion of left clamping screw, right
Simultaneously spiral shell is filled to inside right-hand thread hole for the rear end insertion of locking nut, and one end of blocking ring is inserted into inside left jack and by left lock
Tight nut check, the other end of blocking ring are inserted into inside right jack and are locked by right locking nut；It, can by above-mentioned setting
It is sliding by the right side first the left part of blocking ring to be carried out to the limitation in flexible path by left first pulley and left second pulley
The right part of blocking ring is carried out the limitation in flexible path by wheel and right second pulley, and can by rotation left-hand thread pipe and
The flexible elasticity of blocking ring is adjusted in rotation right-hand thread pipe, and limitation blocking ring tenses path, caused by preventing because of torsion
Operative failure improves use reliability；And can tightening and unclamp by left clamping screw and right clamping screw, to blocking
Ring is locked and is dismantled, and is realized that blocking ring is detachable with connection plug, is convenient for changing, lowers and use limitation.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes upper threaded rod 14, upper screwed pipe 15, upper
One ball bearing 16 and upper second ball bearing, the top of outer tube are provided with the first mounting groove, and in the middle part of the sliding chamber of outer tube
It is provided with the second mounting groove, upper first ball bearing is mounted on inside the first mounting groove, and upper second ball bearing is mounted on second
Inside mounting groove, the bottom end of upper screwed pipe is inserted into inside the second ball bearing, and the top of upper screwed pipe passes through upper the
The inside of one ball bearing and the top external world for extending out to upper ball bearing, the bottom end of upper threaded rod and the top of inner sleeve connect
It connects, the bottom inner portion that simultaneously spiral shell is filled to screwed pipe is inserted on the top of upper threaded rod, and the left end of connection plug and right end are respectively arranged with
Left slider and right sliding block, and the lower part left end inner wall of sliding chamber and right end inner wall respectively correspond and are provided with left sliding slot and right rail,
Left slider is slidably matched with left sliding slot, and right sliding block is slidably matched with right rail；It, can be by rotation by above-mentioned setting
Screwed pipe carries out flexible adjusting to threaded rod, to drive the upper and lower flexible of blocking ring, instead of sliding extension, prevents from blocking
It rebounds after ring locking, it is easy to operate, improve practicability.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes upper left pillar 17, lower-left pillar, upper limit on the left
Position column 18, lower-left limited post, upper right pillar, bottom right pillar, upper right limited post and bottom right limited post, the bottom end and a left side of upper left pillar
The top of first pillar connects, and connect on the right side of the bottom end of upper left limited post with the top of upper left pillar, the top of lower-left pillar and
The bottom end connection of left first pillar, and connect on the right side of the top of lower-left limited post with the bottom end of lower-left pillar, left placement block
Right end the upper side and lower side, which respectively corresponds, is provided with upper left limit sleeve and lower-left limit sleeve, and the left end of upper left limited post is inserted into upper left
Inside limit sleeve, and the left end of lower-left limited post is inserted into inside the limit sleeve of lower-left, the bottom end and first, the right side of upper right pillar
The top of column connects, and connect on the left of the bottom end of upper right limited post with the top of upper right pillar, the top and the right side first of bottom right pillar
The bottom end of pillar connects, and the top left hand of bottom right limited post is connect with the bottom end of bottom right pillar, on the right left end for placing block
Side and downside, which respectively correspond, is provided with upper right limit sleeve and bottom right limit sleeve, and the right end of upper right limited post is inserted into upper right limit sleeve
Inside, and the right end of bottom right limited post is inserted into inside the limit sleeve of bottom right；By above-mentioned setting, upper left limited post can be passed through
With sliding of the lower-left limited post inside upper left limit sleeve and lower-left limit sleeve, the motion profile of left first pulley is limited
It is fixed, prevent left first pulley sideslip influence with clamping of the left second pulley to blocking ring, and can by upper right limited post and
Sliding of the bottom right limited post inside upper right limit sleeve and bottom right limit sleeve, is defined the motion profile of right first pulley,
Prevent right first pulley sideslip from influencing and clamping of the right second pulley to blocking ring, raising security and stability.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes left limit plate 19, left stiffness spring 20, the right side
Limit plate and right stiffness spring, the right end of left second pulley are provided with left second strut, and left second pulley and second, a left side
The left end of bar relatively rotates, and the left end of left limit baffle is connect with the right end of left second strut, the left end and a left side of left stiffness spring
The right end of limit plate connects, and the left end of the right end of left stiffness spring and right baffle-plate connects, the left end setting of right second pulley
There is right second strut, and the right end of right second pulley and right second strut relatively rotates, the right end of right limit baffle and right the
The left ends of two struts connects, and the right end of right stiffness spring is connect with the left end of right limit plate, and the left end of right stiffness spring and
The right end of right shell body connects；By above-mentioned setting, a left side can be prevented by the buffer function of left stiffness spring and right stiffness spring
Screwed pipe and right-hand thread pipe are clamped to damage because rotating transition, by blocking ring, improve safety and protectiveness.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes that two groups of left buffer springs 21 and two groups of right sides are slow
Spring is rushed, two groups of left buffer springs are separately mounted to inside upper left limit sleeve and lower-left limit sleeve, and two groups of left buffer springs
Left end connect respectively with the inner left wall of upper left limit sleeve and upper left limit sleeve, two groups of right buffer springs are separately mounted to upper right
Inside limit sleeve and bottom right limit sleeve, and the right end of two groups of right buffer springs respectively with upper right limit sleeve and upper right limit sleeve
The connection of right side inner wall；By above-mentioned setting, prevent the adjusting of upper left limited post and upper right limit major gene left-hand thread pipe by left placement
Block top is bad, and the adjusting that can prevent upper right limited post and upper right from limiting major gene right-hand thread pipe is bad by right placement block top, improves
Protectiveness prolongs the service life.
Porta hepatis occluding device under a kind of laparoscope of the invention further includes locking nut 22, the outside of upper screwed pipe
It is provided with external screw thread, locking nut is screwed on upper screwed pipe by external screw thread；By above-mentioned setting, by the blocking ring after locking
Position locked, prevent in use process, screwed pipe in touching rotates screwed pipe, thus make blocking ring relaxation influence
It uses, it is easy to operate, improve safety and practicability.
Porta hepatis occluding device under a kind of laparoscope of the invention, further includes left-handed button 23, dextrorotation button and upper knob 24,
The right end of left-handed button is connect with the left end of left-hand thread pipe, and the left end of dextrorotation button is connect with the right end of right-hand thread pipe, the bottom of upper knob
End is connect with the top of upper screwed pipe；By above-mentioned setting, rotation is facilitated to adjust.
Porta hepatis occluding device under a kind of laparoscope of the invention, it is at work, first before completing above-mentioned movement
It is first moved into the position of user's needs, blocking ring is locked by left clamping screw and right clamping screw, and
Left-handed button and dextrorotation button are rotated, carries out left first pulley, left second pulley, right first pulley and right second pulley to blocking ring
Path limits, and then rotates upper knob, blocking ring is stretched out, then blocking ring is sleeved on to the operation on liver for needing to block hemostasis
Then position rotates upper knob, blocking ring is pulled to sliding bottom of chamber end internal tightening blocking ring, then locks locking nut, thus
Stopped blooding.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications, these improvements and modifications can also be made
Also it should be regarded as protection scope of the present invention.
Claims (2)
1. porta hepatis occluding device under a kind of laparoscope, including outer tube (1), inner sleeve (2), connection plug (3) and blocking ring
(4), outer tube (1) is internally provided with sliding chamber, and the bottom end of inner sleeve (2) is inserted into sliding intracavitary portion, and inner sleeve (2) and sliding chamber
It is slidably matched, the top of connection plug (3) is connect with the bottom end of inner sleeve (2)；It is characterised in that it includes upper left top plate (5), lower-left
Bottom plate (6), left placement block (7), left-hand thread pipe (8), left-hand thread bar (9), left first pulley (10), left second pulley (11), a left side
Baffle (12), upper right top plate, bottom right bottom plate, right placement block, right-hand thread pipe, right-hand thread bar, right first pulley, right second pulley and
It is connect on the upside of right shell body, the left end of the upper left top plate (5) and the left right end for placing block (7), the lower-left bottom plate (6)
It being connect on the downside of left end and the left right end for placing block (7), the left inner transverse for placing block (7) is provided with left through-hole, and
And the left left end for placing block (7) and right end are provided with left first placing groove and left second placing groove, left first placing groove and
Left second placing groove is communicated with left through-hole, is respectively arranged with a left side first inside left first placing groove and left second placing groove
Ball bearing and left second ball bearing, the right end of the left-hand thread pipe (8) are inserted into inside left second ball bearing, and left
The left end of screwed pipe (8) passes through left first ball bearing and extend out to the left end external world of left first ball bearing, and described left first
Left first strut is provided on pulley (10), and left first pulley (10) and left first strut relatively rotate, the left-hand thread
The right end of bar (9) is connect with the left end of left first strut, and simultaneously spiral shell is filled to left-hand thread pipe for the left end insertion of left-hand thread bar (9)
(8) it inside right end, is connect on the right side of the top of the right baffle-plate (12) and the bottom end of the upper left top plate (5), and right baffle-plate
(12) it is connect on the right side of bottom end and the top of the lower-left bottom plate (6), the left second pulley (11) is arranged in right baffle-plate (12)
Left side, the bottom end left side of left top and the outer tube (1) for placing block (7) is connect, and upper left top plate (5) and a left side
It is respectively arranged with the first perforation of a left side on lower plate (6) and a left side second is perforated, the right end of the upper right top plate and the right placement
It is connect on the downside of connection on the upside of the left end of block, the right end of the bottom right bottom plate and the right left end for placing block, the right placement block
Inner transverse be provided with right through-hole, and the right right end for placing block and left end are provided with right first placing groove and the right side second is placed
Slot, right first placing groove and right second placing groove are communicated with right through-hole, and right first placing groove and the right side second are placed
Right first ball bearing and right second ball bearing are respectively arranged with inside slot, the right end of the right-hand thread pipe is inserted into the right side second
Inside ball bearing, and the right end of right-hand thread pipe passes through right first ball bearing and extend out to the right end of right first ball bearing
The external world is provided with right first strut in right first pulley, and right first pulley and right first strut relatively rotate, the right spiral shell
The left end of rasp bar is connect with the right end of right first strut, and the right end of right-hand thread bar is inserted into the right end that simultaneously spiral shell is filled to right-hand thread pipe
It is connect on the left of inside, the top of the right shell body and the bottom end of the upper right top plate, and the bottom end of right shell body and the bottom right
The top left hand of bottom plate connects, and the right side of right shell body, the right top for placing block and the housing is arranged in right second pulley
Manage connection on the right side of the bottom end of (1), and upper right top plate and bottom right bottom plate on be respectively arranged with the first perforation of the right side and the right side second is worn
Hole；It further include left clamping screw (13) and right clamping screw, left insert is respectively set in the bottom end left and right side of the connection plug (3)
The front end left and right side of hole and right jack, the connection plug (3) is respectively arranged with left-hand thread hole and right-hand thread hole, and left spiral shell
Pit and left jack communicate, and right-hand thread hole and right jack communicate, and simultaneously spiral shell is filled to a left side for the rear end insertion of the left clamping screw (13)
Inside threaded hole, simultaneously spiral shell is filled to inside right-hand thread hole for the rear end insertion of the right clamping screw, and one end of the blocking ring (4) is inserted
Enter to left jack inside and locked by left locking nut, the other end of the blocking ring (4) is inserted into inside right jack and leads to
Cross right locking nut locking.
2. porta hepatis occluding device under a kind of laparoscope as described in claim 1, which is characterized in that further include upper threaded rod
(14), upper screwed pipe (15), upper first ball bearing (16) and upper second ball bearing, the top setting of the outer tube (1)
There is the first mounting groove, and is provided with the second mounting groove in the middle part of the sliding chamber of outer tube (1), upper first ball bearing (16) installation
Inside the first mounting groove, upper second ball bearing is mounted on inside the second mounting groove, and the bottom end of the upper screwed pipe (15) is inserted
Enter inside supreme second ball bearing, and the top of upper screwed pipe (15) passes through the inside of upper first ball bearing (16) and stretches
Extraneous to the top of upper ball bearing out, the bottom end of the upper threaded rod (14) is connect with the top of the inner sleeve (2), described
The bottom inner portion that simultaneously spiral shell is filled to screwed pipe (15), the left end and the right side of the connection plug (3) are inserted into the top of upper threaded rod (14)
End is respectively arranged with left slider and right sliding block, and the lower part left end inner wall of sliding chamber and right end inner wall respectively correspond and be provided with left cunning
Slot and right rail, the left slider are slidably matched with left sliding slot, and right sliding block is slidably matched with right rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186388.7A CN108324338B (en) | 2018-03-07 | 2018-03-07 | Porta hepatis occluding device under laparoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810186388.7A CN108324338B (en) | 2018-03-07 | 2018-03-07 | Porta hepatis occluding device under laparoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108324338A CN108324338A (en) | 2018-07-27 |
| CN108324338B true CN108324338B (en) | 2019-02-22 |
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ID=62929007
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810186388.7A Expired - Fee Related CN108324338B (en) | 2018-03-07 | 2018-03-07 | Porta hepatis occluding device under laparoscope |
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| Country | Link |
|---|---|
| CN (1) | CN108324338B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111759387A (en) * | 2020-06-28 | 2020-10-13 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Laparoscopic porta hepatis blocker |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01285255A (en) * | 1988-05-12 | 1989-11-16 | Olympus Optical Co Ltd | Blood vessel closure jig |
| CN2621605Y (en) * | 2003-03-24 | 2004-06-30 | 卢榜裕 | Hepatic portal blood blocking-up device under cavity scope |
| CN201394038Y (en) * | 2009-04-22 | 2010-02-03 | 中国人民解放军第三军医大学第一附属医院 | Hepatic portal occlusion device |
| JP2010119402A (en) * | 2008-11-17 | 2010-06-03 | Masafumi Noda | Hemostasis device for internal organ |
| WO2010102661A1 (en) * | 2009-03-09 | 2010-09-16 | Ami Agency For Medical Innovations Gmbh | Implant for controlling blood perfusion |
| CN204542243U (en) * | 2015-04-16 | 2015-08-12 | 王学栋 | Control of Hemorrhage in Laparoscopic Liver door block device |
| CN206852630U (en) * | 2017-01-10 | 2018-01-09 | 山东大学齐鲁医院 | Control of Hemorrhage in Laparoscopic Liver door occluding device |
-
2018
- 2018-03-07 CN CN201810186388.7A patent/CN108324338B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01285255A (en) * | 1988-05-12 | 1989-11-16 | Olympus Optical Co Ltd | Blood vessel closure jig |
| CN2621605Y (en) * | 2003-03-24 | 2004-06-30 | 卢榜裕 | Hepatic portal blood blocking-up device under cavity scope |
| JP2010119402A (en) * | 2008-11-17 | 2010-06-03 | Masafumi Noda | Hemostasis device for internal organ |
| WO2010102661A1 (en) * | 2009-03-09 | 2010-09-16 | Ami Agency For Medical Innovations Gmbh | Implant for controlling blood perfusion |
| CN201394038Y (en) * | 2009-04-22 | 2010-02-03 | 中国人民解放军第三军医大学第一附属医院 | Hepatic portal occlusion device |
| CN204542243U (en) * | 2015-04-16 | 2015-08-12 | 王学栋 | Control of Hemorrhage in Laparoscopic Liver door block device |
| CN206852630U (en) * | 2017-01-10 | 2018-01-09 | 山东大学齐鲁医院 | Control of Hemorrhage in Laparoscopic Liver door occluding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108324338A (en) | 2018-07-27 |
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