The rotatable cavity of uterus-lifting head seals uterus raising deviceTechnical field
The present invention relates to a kind of uterus raising device, especially a kind of rotatable cavity of uterus-lifting head seals uterus raising device, belongs to medical treatmentThe technical field of instrument.
Background technology
Uterus raising device is that Total hysterectomy, subtotal hysterectomy and radical hysterectomy be not under gynaecology's row laparoscopeThe instrument that can be lacked.In hysteroscope Colposcopy, the free entire uterine cervix of annular is needed, in free cervix, because existingThere is uterus-lifting head that can not rotate, in order to expose the cervix of operating position, auxiliary operative doctor need to coordinate operating doctor, hold and lift palaceDevice forces down the handle of uterus raising device to the direction of operating position, to expose the cervix side wall of operative site.This exposed SurgeryThe method of position uterine neck side wall is poor：Lift Gong doctor's semi-crouch and partly crouch tired laborious, uterine neck exposure condition is poor, patient's perineum stress compared withIt may cause greatly to damage.
Clinic needs a kind of rotary uterus raising device of uterus-lifting head, when needing to expose uterine neck different parts, it is only necessary to will liftPalace head rotates to the angle opposite with surgical procedure position, and uterus-lifting head involves corpus uteri to the direction, can reach sudden and violentReveal the purpose of offside uterine neck side wall.
In addition, after uterectomy, uterine neck is opened, and intraperitoneal carbon dioxide gas is lost in through open opening of the cervix,Make it is intraperitoneal be difficult to keep operation needed for space, seriously affect procedure.Clinic settling mode is filled out to patient's intravaginal at presentEnough gauzes are filled in, with the clogging gas loss duct of gauze.This method implements relatively complicated, may be to patient's intravaginalWall causes to insert wound, is only the reduction of gas loss speed in effect, effect is dissatisfied.
Clinic also needs to a kind of vagina sealer, can block vaginal canal after uterine neck opening, avoid intraperitoneal gas a large amount ofIt is lost in, avoids vaginal injury.
Invention content
The purpose of the present invention is overcoming the deficiencies in the prior art, a kind of rotatable cavity sealing of uterus-lifting head is providedUterus raising device, it is compact-sized, it can effectively avoid the transition of intraperitoneal carbon dioxide from being lost in, operation cavity can be formed and facilitate assistanceSurgical procedure can expose the different location of uterine neck using the rotation of uterus-lifting head, improve the convenience of surgical procedure, securely and reliably.
According to technical solution provided by the invention, the rotatable cavity of the uterus-lifting head seals uterus raising device, including with uterusThe fornix cups of fornix external shape fits, tilt distribution in fornix cup uterus-lifting head and be adapted to the fornix cup act palace of connectionPipe；Rotation connection bar of the setting for being adapted to connection with uterus-lifting head in the pipe of the act palace, the rotation connection bar can lift palaceRotation in pipe, and uterus-lifting head can be driven to be rotated in fornix cup by being rotatablely connected bar；
Palace sealing mechanism is lifted in the head setting for lifting palace pipe, when being managed by lifting palace so that fornix cup lifts uterus,Sealing using act palace sealing mechanism with vaginal contact and realization to vagina.
Further include connecting-rod locking mechanism, the connecting-rod locking mechanism includes that several lockings being set on rotation connection bar connectIt connects hole and the locking pin in the locking connecting hole can be stretched into, the locking pin is assemblied in act palace pipe by locking elastomerTail portion when locking pin is in locking connecting hole, can lift rotation connection rod lock in the pipe of palace.
Setting can be nested in the branch sleeve for lifting palace tube head end on the fornix cup, and fornix cup can be with act by branch sleeveThe head end of palace pipe is fastenedly connected.
It is described lift palace sealing mechanism include be set to the pressure bladder lifted on the pipe of palace, be connected to the pressure bladder it is closeSeal air bag charge and discharge tracheae and the pressure bladder inflation/deflation sealing valve for controlling charge and discharge gaseity.
Merging position-limit mechanism for being limited to placed-depth is set on the act palace pipe, and act palace sealing mechanism, which is located at, to be setEnter between position-limit mechanism and fornix cup.
The merging position-limit mechanism includes the limit for being set to the limit air bag lifted on the pipe of palace, being connected to the limit air bagAir bag charge and discharge tracheae and limit air bag inflation/deflation sealing valve for controlling charge and discharge gaseity.
The limit air bag can lift the length direction movement that palace pipe is lifted described in the pipe upper edge of palace, be also set up on limit air bagIt is locked in the limitation locking mechanism lifted on the pipe of palace for air bag will to be limited.
Uterus-lifting head connecting rod is set on uterus-lifting head, and uterus-lifting head is fastenedly connected by uterus-lifting head connecting rod and rotation connection bar.
After the uterus-lifting head connecting rod is connect with rotation connection bar, uterus-lifting head connecting rod is in coaxial distribution with rotation connection bar；
Uterus-lifting head connecting rod connection screw thread is set on uterus-lifting head connecting rod, is rotatablely connected setting rotation connection bar in the end of bar and connectsScrew thread is connect, the rotation connection bar connection screw thread is adapted to uterus-lifting head connecting rod connection screw thread, and uterus-lifting head connecting rod can set rotation and connectIn extension bar, and uterus-lifting head connecting rod is fastened by uterus-lifting head connecting rod connection screw thread, rotation connection bar connection screw thread and rotation connection barConnection.
Further include buffer protection set, the buffer protection set is located in fornix cup and is nested on uterus-lifting head connecting rod.
Advantages of the present invention：It can be connect with uterus-lifting head by being rotatablely connected bar, lifted in the pipe of palace by being rotatablely connected barRotation, can drive the rotation of uterus-lifting head, can facilitate the rotation for realizing uterus-lifting head, can expose uterine neck using the rotation of uterus-lifting headDifferent location improves the convenience of surgical procedure, and when being lifted to uterus by fornix cup, act can be blocked using palace sealing mechanism is liftedThe gap between vagina is managed in palace, avoids the loss of intraperitoneal titanium dioxide；After fornix cup is detached with act palace pipe, utilizes and lift palace pipeOperation cavity can provide operation cavity, assist surgical procedure, securely and reliably.
Description of the drawings
Fig. 1 is the explosive view of the present invention.
Fig. 2 is distribution schematic diagram of the present invention locking connecting hole on rotation connection hole.
Fig. 3 is distribution schematic diagram of the present invention limit air bag on lifting palace pipe.
Reference sign：1- lifts palace pipe, 2- rod handles set, 3- rotation connection bar, 4- operations end block, 5- locking pins, 6- and connectsFemale connector cylinder, 7- fornixs cup, 8- uterus-lifting heads, 9- buffer protections set, 10- lift palace pipe connection screw thread, 11- lockings elastomer, 12- rotationsConnecting rod connection screw thread, 13- lockings connecting hole, 14- sleeve connections screw thread, the perforation of 15- uterus-lifting heads, 16- uterus-lifting heads connecting rod, 17-Uterus-lifting head connecting rod connection screw thread, 18- pressure bladders, 19- pressure bladder charge and discharges tracheae, 20- limits air bag, 22- limit Air sac coverHole, 23- limit air bag charge and discharges tracheae, 24- limit air bag inflation/deflation sealing valves and 25- limiting lockings screw and 26- one-way membranesSet.
Specific implementation mode
With reference to specific drawings and examples, the invention will be further described.
As shown in Figure 1：In order to effectively avoid the transition of intraperitoneal carbon dioxide from being lost in, operation cavity and conveniently can be formedSurgical procedure is assisted, the different location of uterine neck can be exposed using the rotation of uterus-lifting head 8, improves the convenience of surgical procedure, this hairIt is bright include with the fornix cup 7 of uterus fornix external shape fits, tilt distribution in fornix cup 7 uterus-lifting head 8 and with the fornixThe act palace pipe 1 of 7 adaptation connection of cup；Rotation connection bar 3 of the setting for being adapted to connection with uterus-lifting head 8 in the act palace pipe 1, instituteRotation in palace pipe 1 can lifted by stating rotation connection bar 3, and can drive the rotation in fornix cup 7 of uterus-lifting head 8 by being rotatablely connected bar 3；
Palace sealing mechanism is lifted in the head setting for lifting palace pipe 1, by lifting palace pipe 1 so that 7 pairs of uterus of fornix cup are liftedWhen, the sealing using act palace sealing mechanism with vaginal contact and realization to vagina.
Specifically, fornix cup 7, uterus-lifting head 8, act palace pipe 1 and rotation connection bar 3 are both needed to using the material for meeting medical standardMaterial is made, and the length for lifting palace pipe 1 is more than the length of uterus-lifting head 8 and fornix cup 7, after act palace pipe 1 is connect with fornix cup 7, act palacePipe 1 is in coaxial distribution with fornix cup 7, between the inclined distribution in fornix cup 7 of uterus-lifting head 8, i.e. uterus-lifting head 8 and act palace pipe 1Inclined fission.Fornix cup 7 can be placed in intravaginal by act palace pipe 1 and uterus fornix is lifted, utilize fornix cup 7When being lifted to uterus fornix, the position of uterine neck can be indicated using uterus-lifting head 8.
In the embodiment of the present invention, rotation connection bar 3 can be placed in lift palace pipe 1 in, rotation connection bar 3 lift palace pipe 1 in liftPalace pipe 1 is connect in coaxial distribution, rotation connection bar 3 with uterus-lifting head 8, and the rotation in palace pipe 1 is being lifted by being rotatablely connected bar 3, realNow rotation of the driving uterus-lifting head 8 in fornix cup 7 can realize the instruction to different location in uterine neck after uterus-lifting head 8 rotates, fromAnd can realize the required surgery location of exposure, improve the convenience of surgical procedure.
Fornix cup 9 can be placed in intravaginal by lifting palace pipe 1, and realize and uterus fornix is lifted.When passing through fornix cup 9After being lifted to uterus fornix, the surgical procedures such as the excision for carrying out uterus can be facilitated.Usually, the outer diameter of fornix cup 9, which is more than, lifts palaceThe outer diameter of pipe 1, after fornix cup 9 is placed in intravaginal by lifting palace pipe 1, the outer diameter due to lifting palace pipe 1 is less than the outer of fornix cup 9Diameter is easy to cause the loss of intraperitoneal carbon dioxide during lifting uterus using fornix cup 9.In the embodiment of the present invention,Palace sealing mechanism is lifted in the head setting for lifting palace pipe 1, lifts palace sealing mechanism close to fornix cup 9, fornix cup 9, which is located at, lifts palace pipe 1Head end can block vagina using act palace sealing mechanism and lift the gap between palace pipe 1, achieve the purpose that seal vagina, toIt avoids the transition of intraperitoneal carbon dioxide from being lost in, improves the convenience of operation.
Further, further include connecting-rod locking mechanism, the connecting-rod locking mechanism includes that several be set to is rotatablely connected bar 3On locking connecting hole 13 and can stretch into it is described locking connecting hole 13 in locking pin 5, the locking pin 5 pass through lock elasticityBody 11 is assemblied in the tail portion for lifting palace pipe 1, when locking pin 5 is in locking connecting hole 13, can rotation connection bar 3 be locked in actIn palace pipe 1.
When it is implemented, when being rotatablely connected bar 3 after lifting rotation in palace pipe 1 and uterus-lifting head 8 is driven to rotate, act is generally requiredPalace head 8 is maintained at current location status whithin a period of time, to meet the needs in performing the operation.In the embodiment of the present invention, pass throughConnecting-rod locking mechanism can be by rotation connection bar 3 and act 1 mutually locking of palace pipe, and rotation connection bar 3 is by connecting-rod locking mechanism and liftsAfter palace pipe 1 locks, rotation connection bar 3 can not lift rotation in palace pipe 1, to realize that the position of uterus-lifting head 8 is maintained at currentState.
Specifically, several locking connecting holes 13 are set in the tail portion of rotation connection bar 3, as shown in Figure 2.Lock connecting hole 13It can be evenly distributed on the outer ring of rotation connection 3 axis of bar, locking pin 5 is assemblied in by locking elastomer 11 on act palace pipe 1, lockTight pin 5 is mutually perpendicular to using locking 11 flexible of elastomer, the length direction of the length direction and rotation connection bar 3 of locking pin 5,When locking pin 5 is in locking connecting hole 13, rotation connection bar 3 can be prevented to lift the rotation in palace pipe 1, realizing will rotationConnecting rod 3 and mutually locking between palace pipe 1 is lifted, locking pin 5 is set when stretching into different locking connecting holes 13, can realize generalRotation connection bar 3 and uterus-lifting head 8 are locked in different location status.Coordinated by locking pin 5 and locking elastomer 11, it can be realThe extension and contraction control of existing locking pin 5, when locking pin 5 not with being contacted in the locking connecting hole 13 of rotation connection bar 3 when, can so that turnDynamic connecting rod 3 is lifting rotation in palace pipe 1 again, meets the requirement adjusted to 8 location status of uterus-lifting head.
In the embodiment of the present invention, 2 are covered in the tail portion setting shank for lifting palace pipe 1, locking elastomer 11 is placed in shank set 2It is interior.Locking elastomer 11 may be used the elastomeric elements such as spring and be made, and one end of locking pin 5 is adapted to locking connecting hole 13, is lockedThe other end of tight pin 5 is pierced by outside shank set 2, by the end outside shank set 2, can be facilitated and be stretched locking pin 5.Usually,Under the action of locking elastomer 11, locking pin 5 can keep steadily being embedded in locking connecting hole 13, only pull lockingAfter pin 5, locking pin 5 can just be detached from locking connecting hole 13.
Further, setting can be nested in the branch sleeve 6 for lifting 1 head end of palace pipe on the fornix cup 7, and fornix cup 7 passes throughBranch sleeve 6 can be fastenedly connected with the head end for lifting palace pipe 1.
In the embodiment of the present invention, setting sleeve connection screw thread 14 in the branch sleeve 6, in the head end setting for lifting palace pipe 1The act palace pipe connection screw thread 10 being adapted to sleeve connection screw thread 14, branch sleeve 6 are connected by sleeve connection screw thread 14, act palace pipeScrew thread 10 is fastenedly connected with palace pipe 1 is lifted.
Sleeve connection screw thread 14 is internal thread, and act palace pipe connection screw thread 10 is external screw thread, and sleeve connection screw thread 14 can be with actPalace pipe connection screw thread 10 is intermeshed.Fornix cup 7 is by sleeve connection screw thread 14, act palace pipe connection screw thread 10 and lifts palace pipe 1 tightlyWhen being solidly connected cooperation, it can facilitate and realize that fornix cup 7 is detached with the connection lifted between palace pipe 1 with dismounting.The rim of a cup of fornix cup 7 is in horseSaddle, the outer diameter of fornix cup 7 are more than the outer diameter lifted between palace pipe 1.
Further, the palace sealing mechanism of lifting includes being set to pressure bladder 18 and the sealing lifted on palace pipe 1The pressure bladder charge and discharge tracheae 19 that air bag 18 is connected to and the pressure bladder inflation/deflation sealing valve 20 for controlling charge and discharge gaseity.
In the embodiment of the present invention, for pressure bladder 18 along the length direction distribution for lifting palace pipe 1, pressure bladder 18, which is distributed in, lifts palaceThe head of pipe 1, pressure bladder charge and discharge tracheae 19 are connected to pressure bladder 18, and pressure bladder charge and discharge tracheae 19 is filled by pressure bladderVent seal valve 20 can be connect with external inflation/deflation mechanism, i.e., filled by pressure bladder inflation/deflation sealing valve 20, pressure bladderThe connection cooperation of bleeder pipe 19, can realize effective control to 18 charge and discharge gaseity of pressure bladder, specifically to 18 charge and discharge of pressure bladderThe process of gas is known to those skilled in the art, and details are not described herein again.When pressure bladder 18 is in inflated condition, can realizeIt blocks vagina and lifts the gap between palace pipe 1.Certainly, other ways of realization can also be used by lifting palace sealing mechanism, as long as energyIt realizes and blocks vagina and lift the gap between palace pipe 1, specifically repeat no more.
Further, the merging position-limit mechanism for being limited to placed-depth is set on the act palace pipe 1, lifts palace sealingMechanism is located between merging position-limit mechanism and fornix cup 7.
In the embodiment of the present invention, merging position-limit mechanism is located at the outside for lifting palace sealing mechanism, that is, is placed in position-limit mechanism and is located atIt lifts between palace sealing mechanism and the tail end for lifting palace pipe 1, the placed-depth for lifting palace pipe 1 can be limited using merging position-limit mechanismPosition.
Specifically, the merging position-limit mechanism includes being set to limit air bag 21 and the limit air bag lifted on palace pipe 1The limit air bag charge and discharge tracheae 23 of 21 connections and the limit air bag inflation/deflation sealing valve 24 for controlling charge and discharge gaseity.
In the embodiment of the present invention, the limit air bag 21 can lift the length direction fortune that palace pipe 1 is lifted described in 1 upper edge of palace pipeIt is dynamic, it is also set up on limit air bag 21 and is locked in the limitation locking mechanism lifted on palace pipe 1 for air bag 21 will to be limited, such as Fig. 3 institutesShow.
When it is implemented, limiting locking screw 25 may be used in limitation locking mechanism, can be incited somebody to action by limiting locking screw 25Limit air bag 21, which is locked at, to be lifted on palace pipe 1, and limit air bag 21 has limit air bag sets of holes in set round, the center of limit air bag 2122, it can be nested on lifting palace pipe 1 using limit air bag sets of holes 22, it, can be real when limiting the position difference on lifting palace pipe 1 of air bag 21Existing different position limits purpose.Behind the position for determining limit air bag 21, it will be limited using forms such as limiting locking screws 25Air bag 21, which is locked in, to be lifted on palace pipe 1.Certainly, it when carrying out placed-depth limit, needs to first pass through limit air bag inflation/deflationPipe 23 first inflates limit air bag 21, i.e., outer after being inflated using limit air bag 21 so that limit air bag 21 is in inflated conditionDiameter realizes placed-depth limit.
Further, uterus-lifting head connecting rod 16 is set on uterus-lifting head 8, and uterus-lifting head 8 is connected by uterus-lifting head connecting rod 16 and rotationExtension bar 3 is fastenedly connected.
In the embodiment of the present invention, after the uterus-lifting head connecting rod 16 is connect with rotation connection bar 3, uterus-lifting head connecting rod 16 and rotationConnecting rod 3 is in coaxial distribution；
Uterus-lifting head connecting rod connection screw thread 17 is set on uterus-lifting head connecting rod 16, is rotatablely connected setting rotation in the end of bar 3 and connectsExtension bar connection screw thread 12, the rotation connection bar connection screw thread 12 are adapted to uterus-lifting head connecting rod connection screw thread 17, uterus-lifting head connecting rod16 can set in rotation connection bar 3, and uterus-lifting head connecting rod 16 connects spiral shell by uterus-lifting head connecting rod connection screw thread 17, rotation connection barLine 12 is fastenedly connected with rotation connection bar 3.
In the embodiment of the present invention, the length of uterus-lifting head connecting rod 16 is less than the length of uterus-lifting head 8, and uterus-lifting head 8 connects with uterus-lifting headInclined distribution between bar 16.Uterus-lifting head connecting rod 16, which can be set, to be stretched into the head end of rotation connection bar 3.Uterus-lifting head connecting rod connects spiral shellLine 17 is external screw thread, and rotation connection bar connection screw thread 12 is internal thread, and uterus-lifting head connecting rod 16 passes through uterus-lifting head connecting rod connection screw thread17, rotation connection bar connection screw thread 12 is fastenedly connected with rotation connection bar 3.After uterus-lifting head connecting rod 16 is connect with rotation connection bar 3,Also the separation that can facilitate uterus-lifting head connecting rod 16 and be rotatablely connected between bar 3.
Further, the tail end setting operation end block 4 of the rotation connection bar 3, the outer diameter of the operation end block 4, which is more than, to be turnedThe outer diameter of dynamic connecting rod 3.In the embodiment of the present invention, operation end block 4 is located at outside the tail end for lifting palace pipe 1, by operating 4 energy side of end blockJust realize that rotation connection bar 3 is lifting rotation in palace pipe 1.
Further, further include buffer protection set 9, the buffer protection set 9 is located in fornix cup 7 and is nested in uterus-lifting headOn connecting rod 16.In the embodiment of the present invention, in order to realize that the connection with uterus-lifting head 8,6 end of branch sleeve enter in fornix cup 7, vaultSetting allows the uterus-lifting head perforation 15 that uterus-lifting head connecting rod 16 passes through, the aperture of uterus-lifting head perforation 15 to be less than branch sleeve 6 in gallery cup 7Internal diameter.Buffer protection set 9 is sleeved in branch sleeve 6 on uterus-lifting head connecting rod 16.When buffer protection set 9 is sleeved on uterus-lifting headOn connecting rod 16, uterus-lifting head connecting rod 16 drive uterus-lifting head 8 rotate when, using buffer protection set 9 can to fornix cup 7 provide buffering withProtection.
When it is implemented, as shown in the above description, fornix cup 7 and lift between palace pipe 1 to be detachably connected, uterus-lifting head 8 withIt, can be by fornix after the completion of being lifted using 7 pairs of uterus fornixs of fornix cup also using being detachably connected between rotation connection bar 3Cup 7 dismantles separation from the head end for lifting palace pipe 1, and uterus-lifting head 8 is detached with the rotation connection dismounting of bar 3, only leaves and lifts palace pipe 1, setsThe pressure bladder 18 and limit air bag 21 being placed on the act palace pipe 1.
In order to assist surgical procedure, it can be built into unidirectional Membrane cover 26 in the tail end for lifting palace pipe 1, unidirectional die sleeve 26 allows handThe merging of art instrument is lifted in palace pipe 1, is avoided that intraperitoneal carbon dioxide gas is leaked by lifting palace pipe 1 using unidirectional Membrane cover 26.I.e. before operation stitching, the operation cavity of surgical instrument is provided using the operation cavity for lifting palace pipe 1, assists operation.Utilizing actPalace pipe 1 is assisted in surgical procedure, can be realized sealing effect using palace sealing mechanism and unidirectional Membrane cover 26 is lifted, not interfered with abdominal cavityThe effect of interior carbon dioxide improves the convenience and reliability of operation.