CN109364346A - A kind of gastrointestinal surgery conduit retainers - Google Patents
A kind of gastrointestinal surgery conduit retainers Download PDFInfo
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- CN109364346A CN109364346A CN201811080819.8A CN201811080819A CN109364346A CN 109364346 A CN109364346 A CN 109364346A CN 201811080819 A CN201811080819 A CN 201811080819A CN 109364346 A CN109364346 A CN 109364346A
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- support plate
- slot
- positioning
- bracket
- screw rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/347—Locking means, e.g. for locking instrument in cannula
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/348—Means for supporting the trocar against the body or retaining the trocar inside the body
- A61B2017/3492—Means for supporting the trocar against the body or retaining the trocar inside the body against the outside of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/028—Holding devices, e.g. on the body having a mainly rigid support structure
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The present invention relates to the field of medical instrument technology, specially a kind of gastrointestinal surgery conduit retainers.It is an object of the invention to overcome in existing gastrointestinal surgery catheter anchoring system, two to mobile low efficiency, cannot achieve caused by the factors such as mobile, the fixed loop diameter of normal direction is immutable motion mode is unreasonable, be of limited application the problems such as, a kind of gastrointestinal surgery conduit retainers of the present invention, including side wall positioning mechanism, bottom support plate, circumferentially displaced platform, normal direction rotating mechanism, the fixed bracket in top.The bottom support plate is movably connected in the bottom of side wall positioning mechanism, the top of bottom support plate is arranged in the circumferentially displaced platform activity, the normal direction rotating mechanism is fixedly connected on the upper surface of the circumferentially displaced platform, the top that bracket is movably connected in normal direction rotating mechanism is fixed at the top.Using the present invention may be implemented one kind can multidirectional running fix, have normal direction freedom degree, the adjustable gastrointestinal surgery conduit retainers of fixed diameter.
Description
Technical field
The present invention relates to the field of medical instrument technology, specially a kind of gastrointestinal surgery conduit retainers.
Background technique
With the development of science and technology, more it is intended to reduce the quantity of conventional open surgery in gastrointestinal surgery clinic, and
Gastrointestinal surgery Minimally Invasive Surgery have benefited from its wound it is small, it is with strong points, be easy to the features such as post-operative recovery, be widely used.
Common laparoscopically surgical operation etc. can be laparoscope and operation using the technological means of fine duct insertion human body stomach wall
Instrument provides feasible operating space.Therefore, Catheter Interventional Therapy is as the medical treatment generally used in gastrointestinal surgery clinical operation
Means are the basic fundamental premises of gastrointestinal surgery Minimally Invasive Surgery.And in actual operation operation, interposing catheter is required to protect for a long time
It holds in same position, more stringent requirements are proposed for this stability and reliability to catheter anchoring system.
In prior art means, planar movement positioning mode fixed catheter position is mostly used.Such as Chinese patent
20160308555.1 disclose a kind of gastrointestinal surgery catheter anchoring system, use basic fixation mount structure, by solid
The surrounding setting flank and fixing belt of determining frame realize the fixation with patient body, while opened up slot class formation being utilized to devise
Laterally adjust seat and longitudinally adjusted seat realize fixed device two freedom degrees adjustable moving.Its practical fixed form needs
Transverse holder and longitudinally fixed seat are fixed respectively by the extraneous detachable article such as adhesive tape, glue is removed after use
Band completes first use.And Chinese patent 201510713392.0 discloses a kind of gastrointestinal surgery catheter anchoring system, uses
The basic structure of principle similar pedestal, sliding slot devises transverse shifting platform, longitudinal movement platform, equally realizes fixed dress
Two set are to movement, and it is provided with clamp device, and the intervention for avoiding extraneous means is fixed, and improve to a certain extent solid
Determine the stability of device.
However in practical operation, fixed bit needed for can not only being determined in maximum efficiency by two in plane to movement
It sets, virtually increases the psychological burden of patient；And in order to reduce wound size to a greater degree, need in most cases solid
Determining mechanism can be realized normal direction movement, to be more favorable for the surgical procedure of doctor；In addition, using and leading in actual medical operation
Pipe diameter is not of uniform size, is unable to satisfy actual use demand using the fixation device of traditional unified internal diameter.
Summary of the invention
It is an object of the invention to overcome in existing gastrointestinal surgery catheter anchoring system, two to mobile low efficiency, can not
Realize that motion mode is unreasonable caused by the factors such as mobile, the fixed loop diameter of normal direction is immutable, the problems such as being of limited application, from
And realize one kind can multidirectional running fix, have normal direction freedom degree, the adjustable gastrointestinal surgery conduit retainers of fixed diameter.
For achieving the above object, technical scheme is as follows:
A kind of gastrointestinal surgery conduit retainers, including side wall positioning mechanism, bottom support plate, circumferentially displaced platform, normal direction turn
Mechanism, the fixed bracket in top.The bottom support plate is movably connected in the bottom of side wall positioning mechanism, the circumferentially displaced platform is lived
It is dynamic the top of bottom support plate is set, the normal direction rotating mechanism is fixedly connected on the upper surface of the circumferentially displaced platform, institute
State the top that the fixed bracket in top is movably connected in normal direction rotating mechanism.
The side wall positioning mechanism, including it is side wall support plate, support plate side opening, the first retaining spring, first positioning hole, first recessed
Shape is to slot, first movement nut, the first screw rod, the first arc lock ring, the second retaining spring, second location hole, the second spill pair
Slot, the second travelling nut, the second screw rod, the second arc lock ring, the first fixing belt, the second fixing belt；The support plate side opening is six
Group, through the front and back side for being provided with side wall support plate；The size of the support plate side opening and the size shape of bottom support plate are completely the same；
The first positioning hole is provided with the leading flank of side wall support plate；First spill is symmetrically provided with the upper of first positioning hole to slot
Surface and lower surface；It is equipped with screw thread on the inside of the first movement nut, is fastened on the first spill in slot, it can be along the first spill
It is mobile to slot direction；It is equipped with screw thread on the outside of first screw rod, matches with first movement nut and is combined into screw thread pair, described first
Bar runs through first movement nut；The head end of first screw rod is fixedly installed with outside palm grip knob, the end of first screw rod
The inside of side wall support plate is protruded at end, and is flexibly connected with the outer end of the first arc lock ring；The first arc lock ring semicircular in shape；
The head end of first retaining spring is fixedly connected on the left side of first positioning hole, and the end of first retaining spring is fixed to be connected
It connects in the left side of first movement nut；
The second location hole is provided with the trailing flank of side wall support plate；Second spill is symmetrically provided with second location hole to slot
Upper and lower surfaces；It is equipped with screw thread on the inside of second travelling nut, is fastened on the second spill in slot, it can be along second
Spill is mobile to slot direction；Screw thread is equipped on the outside of second screw rod, with the second travelling nut with being combined into screw thread pair, described the
Two screw rods run through first movement nut；The head end of second screw rod is fixedly installed with inside palm grip knob, second screw rod
End protrude into the inside of side wall support plate, and be flexibly connected with the outer end of the second arc lock ring；The second arc lock ring is in half
Circle, radius are identical as the first arc lock ring；The head end of second retaining spring is fixedly connected on the right side of first positioning hole,
The end of second retaining spring is fixedly connected on the right side of the second travelling nut；The bottom support plate is six groups, is successively lived
It is dynamic to be arranged on the support plate side opening on the side wall support plate, and side wall support plate is stretched out at both ends；First fixing belt and second
Fixing belt is respectively fixedly connected in the left side and right side of side wall support plate, and first fixing belt and the second fixing belt are by butyronitrile
Rubber material is made.
The circumferentially displaced platform, including circular cover, bearing ball group, positioning annulated column；It is opened up on the inside of the circular cover
There is round bearing groove, the bearing ball group is made of seven equal bearing balls of radius, and the radius of the bearing ball is less than circle
The radius of bearing groove, the radius of the bearing ball are greater than the gap between each bottom support plate, and the bearing ball group is placed on circle
In shape bearing groove, the outer profile of the bearing ball group with the Internal periphery of round bearing groove is tangent contacts, the bearing ball can be with
Bottom support plate relative rolling；The positioning annulated column is fixed at the top of the circular cover, the outer diameter of the positioning annulated column
Size is equal to the inner diameter size of the first arc lock ring and the second arc lock ring.
The normal direction rotating mechanism, including bottom hollow out bracket, top turn bracket；The bottom hollow out bracket is hollow
Cylindrical structure, locating enchasing slot and vertical displacement slot are offered on the bottom hollow out bracket, the locating enchasing slot is lateral
It is provided on the periphery of bottom hollow out bracket, and be connected with cylindrical hollow；The vertical displacement slot is provided with bottom vertically
On the periphery of hollow out bracket, and it is connected with cylindrical hollow and locating enchasing slot；The periphery of the bottom hollow out bracket is straight
Diameter size is equal to the inner diameter size that annulated column is positioned on the circumferentially displaced platform；The bottom of the top turn bracket is fixedly connected
There is positioning bottom pin；The height of positioning bottom pin is equal to the height of the locating enchasing slot, and the width of positioning bottom pin is equal to
The width of the vertical displacement slot；Annular inverted draw cut is offered at the top of the top turn bracket；The top turn bracket circle
The outer diameter size of post part is equal to the inner diameter size of the bottom hollow out bracket.
The fixed bracket in the top, including top load-carrying ring, time power straight-bar, return spring, time power baffle, immobilizing bandage；
The internal diameter of the top load-carrying ring is equal to the outer diameter of the annular inverted draw cut of top turn bracket, and the top load-carrying ring is fastened on described
In annular inverted draw cut, and it can be relatively rotated with annular inverted draw cut；The head end of described time power straight-bar is fixedly connected on the top carrying
On the periphery of ring, the end of described time power straight-bar offers arc fixing groove；Resilient through slot is opened up on described time power straight-bar,
The bottom of described time power through slot opens up resilient bayonet；The head end of the return spring is fixedly connected on back on power baffle, described
It returns power baffle to be movably arranged in described time power through slot, the end of the return spring is fixedly connected on back the side table of power through slot
Face；The height of described time power baffle is equal to back the height of power through slot, and the width of described time power baffle is equal to described time power bayonet
Width；The both ends of the immobilizing bandage are respectively fixedly connected at the both ends of described time power baffle, and the immobilizing bandage, which was surround, to return
Power straight-bar, the immobilizing bandage are made of nitrile rubber.
A kind of application method of gastrointestinal surgery conduit retainers of the invention, comprising the following steps:
A kind of gastrointestinal surgery of the invention is fixed on patient with conduit retainers using the first fixing belt and the second fixing belt by S1
On four limbs or trunk, the palm grip knob of the first screw rod of turn and the second screw rod two sides clockwise, so that the first arc lock ring and
Positioning annulated column of the two arc lock rings far from circumferentially displaced platform；
S2 freely adjusts circumferentially displaced platform manually, adjusts to suitable position according to position to be fixed, pulls out corresponding position
Bottom support plate, form conduit to be fixed and pass through channel；
S3, along side wall support plate direction side draw first movement nut and the second travelling nut, first movement nut and second is moved
Dynamic nut is laterally in limit lower edge of the spill to slot is fixed position；
S4, the palm grip knob of turn the first screw rod and the second screw rod counterclockwise, makes arc lock ring move closer to circumferentially displaced platform,
And realize that the first screw rod and the second screw rod exist to the positioning of positioning annulated column eventually by the first arc lock ring and the second arc lock ring
First retaining spring, the second retaining spring.Spill realizes the standard to circumferentially displaced platform to equalising torque is reached under the action of slot
Determine position；
S5, turn top turn bracket, is moved to position to be fixed for top turn bracket normal direction；Using vertical displacement slot, determine
Position hollow slots and positioning bottom pin realize the support bracket fastened normal direction positioning in top；
S6 pulls immobilizing bandage along power straight-bar direction is gone back to, conduit to be fixed is placed in annular inverted draw cut, immobilizing bandage is discharged,
It is fixed spring to be fixed under the restoring force of return spring in annular inverted draw cut, realizes the final positioning of conduit；
S7 after use, pushes back power baffle, will return power baffle and is pushed to back in power bayonet, and immobilizing bandage loosens, and removes solid
Determine conduit, completes first use.
The beneficial effect that the present invention can be generated is:
1. the present invention utilizes the cooperation of bearing ball group, circular cover and bottom support plate, conduit retainers are carried in side wall
It is moved freely in the range of plate, improves location efficiency, reduce the psychological burden of patient in use process.And the present invention adopts
Cooperation with retaining spring, travelling nut and spill to slot, the travelling nut of two sides is always defined in use
Spill is guaranteeing reliability of positioning in slot, making two screw rods be always maintained at equalising torque under the action of retaining spring
Under the premise of, the problem of further improving the flexibility of position fixing process, avoid location hole position inaccurate in transmission fixator.
2. the present invention uses the cooperation of bottom hollow out bracket and top turn bracket, this fixator is engraved along bottom
Empty bracket normal direction is mobile, compared to transmission fixator, increases normal direction freedom degree, and solving fixator can not the mobile skill of normal direction
Art problem effectively reduces the secondary insult range of patient；And the present invention is using vertical displacement slot and positions the cooperation sold at bottom,
The normal direction positioning of fixator has been effectively ensured, has significantly improved the fixation reliability of conduit retainers.
3. the present invention uses back the cooperation of power through slot, return spring and immobilizing bandage, no matter being fixed conduit when in use
Diameter can be fixed on back just in the arc fixing groove of power straight-bar end, and fixed diameter is freely adjusted
Whole, positioning device that no replacement is required in use process solves in conventional catheters fixator that structure is complicated, fixed bad adaptability is asked
Topic, effectively increases the application range of fixator.
Detailed description of the invention
Fig. 1 is a kind of isometric view of gastrointestinal surgery conduit retainers of the invention；
Fig. 2 is a kind of the first screw rod partial enlarged view A of gastrointestinal surgery conduit retainers of the invention；
Fig. 3 is the partial enlarged view B of circumferentially displaced platform and normal direction rotating mechanism of the invention；
Fig. 4 is a kind of the second screw rod partial enlarged view C of gastrointestinal surgery conduit retainers of the invention
Fig. 5 is the support bracket fastened partial enlarged view in top of the invention.
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be further described.
With reference to Fig. 1, a kind of gastrointestinal surgery conduit retainers, including it is side wall positioning mechanism 1, bottom support plate 2, circumferentially displaced
Platform 3, normal direction rotating mechanism 4, the fixed bracket 5 in top.The bottom support plate 2 be movably connected in side wall positioning mechanism 1 bottom,
The circumferentially displaced platform 3 is movably arranged on the top of bottom support plate 2, the normal direction rotating mechanism 4 is fixedly connected on the week
The top of normal direction rotating mechanism 4 is movably connected in the fixed bracket 5 in upper surface, the top of displacement platform 3.
With reference to Fig. 1, Fig. 2, Fig. 4, the side wall positioning mechanism 1, including the positioning of side wall support plate 11, support plate side opening 12, first
Spring 13, first positioning hole 14, the first spill to slot 15, first movement nut 16, the first screw rod 17, the first arc lock ring 18,
Second retaining spring 19, second location hole 20, the second spill are to slot 151, the second travelling nut 161, the second screw rod 21, the second arc
Shape lock ring 22, the first fixing belt 23, the second fixing belt 24；The support plate side opening 12 is six groups, through being provided with side wall support plate 11
Front and back side；The size of the support plate side opening 12 and the size shape of bottom support plate 2 are completely the same；The first positioning hole 14 is opened
It is located at the leading flank of side wall support plate 11；First spill is symmetrically provided with upper surface and the following table of first positioning hole 14 to slot 15
Face；It is equipped with screw thread on the inside of the first movement nut 16, is fastened on the first spill in slot 15, it can be along the first spill to slot 15
Direction is mobile；It is equipped with screw thread on the outside of first screw rod 17, matches with first movement nut 16 and is combined into screw thread pair, described first
Bar 17 runs through first movement nut 16；The head end of first screw rod 17 be fixedly installed with outside palm grip knob 25, described first
The inside of side wall support plate 11 is protruded into the end of screw rod 17, and is flexibly connected with the outer end of the first arc lock ring 18；First arc
18 semicircular in shape of shape lock ring；The head end of first retaining spring 13 is fixedly connected on the left side of first positioning hole 14, and described
The end of one retaining spring 13 is fixedly connected on the left side of first movement nut 16；
With reference to Fig. 1, Fig. 2, Fig. 4, the second location hole 20 is provided with the trailing flank of side wall support plate 11；Second spill is to slot
151 are symmetrically provided with the upper and lower surfaces of second location hole 20；Screw thread, card are equipped on the inside of second travelling nut 161
The second spill is located in slot 151,151 direction of slot can be moved along the second spill；Spiral shell is equipped on the outside of second screw rod 21
Line, female with screw thread pair is combined into the second mobile spiral shell 161, second screw rod 21 runs through the second travelling nut 161；Described second
The head end of screw rod 21 is fixedly installed with inside palm grip knob 26, and the interior of side wall support plate 11 is protruded into the end of second screw rod 21
Portion, and be flexibly connected with the outer end of the second arc lock ring 22；Second arc lock ring, 22 semicircular in shape, radius and the first arc
Lock ring 18 is identical；The head end of second retaining spring 19 is fixedly connected on the right side of first positioning hole 14, second positioning
The end of spring 19 is fixedly connected on the right side of the second travelling nut 161；The bottom support plate 2 is six groups, successively activity setting
On the support plate side opening 12 on the side wall support plate 11, and side wall support plate 11 is stretched out at both ends；First fixing belt 23 and
Two fixing belts 24 are respectively fixedly connected in the left side and right side of side wall support plate 11, and first fixing belt 23 and second is fixed
Band 24 is made of nitrile rubber.
With reference to Fig. 3, the circumferentially displaced platform 3, including circular cover 31, bearing ball group 32, positioning annulated column 33；The circle
Round bearing groove (not shown), the bearing ball group 32 bearing ball equal by seven radiuses are offered on the inside of shape cover board 31
Composition, the radius of the bearing ball are less than the radius of round bearing groove, the radius of the bearing ball be greater than each bottom support plate 2 it
Between gap, the bearing ball group 32 is placed in round bearing groove, the outer profile of the bearing ball group 32 and round bearing groove
The tangent contact of Internal periphery, the bearing ball can be with bottom support plate relative rolling；The positioning annulated column 33 is fixed at institute
The top of circular cover 31 is stated, the outer diameter size of the positioning annulated column 33 is equal to the first arc lock ring 18 and the second arc is tight
The inner diameter size of hoop 22.
With reference to Fig. 3, the normal direction rotating mechanism 4, including bottom hollow out bracket 41, top turn bracket 42；The bottom
Hollow out bracket is 41 hollow cylindrical structures, offers locating enchasing slot 411 and vertical displacement on the bottom hollow out bracket 41
Slot 412, the locating enchasing slot 411 is laterally provided with bottom hollow out and props up on the periphery of 41 framves, and is connected with cylindrical hollow；
The vertical displacement slot 412 is provided with vertically on the periphery of bottom hollow out bracket 41, and with cylindrical hollow and locating enchasing slot
411 are connected；The periphery diameter of the bottom hollow out bracket 41, which is equal on the circumferentially displaced platform, positions annulated column 33
Inner diameter size；The bottom of the top turn bracket 42 is fixedly connected with positioning bottom pin 421；The height of the positioning bottom pin 421
Degree is equal to the height of the locating enchasing slot 411, and the width of the positioning bottom pin 421 is equal to the width of the vertical displacement slot 412
Degree；The top of the top turn bracket 42 offers annular inverted draw cut 422；The outer diameter of 42 column part of top turn bracket
Size is equal to the inner diameter size of the bottom hollow out bracket 41.
With reference to Fig. 5, the fixed bracket 5 in the top, including top load-carrying ring 51, time power straight-bar 52, return spring 53, Hui Li
Baffle 54, immobilizing bandage 55；The internal diameter of the top load-carrying ring 51 is equal to the outer of the annular inverted draw cut 422 of top turn bracket 42
Diameter, the top load-carrying ring is fastened in the annular inverted draw cut 422, and can be relatively rotated with annular inverted draw cut 422；The Hui Li
The head end of straight-bar 52 is fixedly connected on the periphery of the top load-carrying ring 51, and the end of described time power straight-bar 52 offers arc
Shape fixing groove 521；Resilient through slot 522 is opened up on described time power straight-bar 52, the bottom of described time power through slot 522 opens up resilient
Bayonet 523；The head end of the return spring 53 is fixedly connected on back on power baffle 54, and described time power baffle 54 is movably arranged on institute
It states back in power through slot 522, the end of the return spring 53 is fixedly connected on go back to the side surface of power through slot 533；Described time power gear
The height of plate 54 is equal to back the height of power through slot 522, and the width of described time power baffle 54 is equal to the width for returning power bayonet 523
Degree；The both ends of the immobilizing bandage 55 are respectively fixedly connected at the both ends of described time power baffle 54, and the immobilizing bandage 55 is surround
Power straight-bar 52 is crossed back, the immobilizing bandage 55 is made of nitrile rubber.
First use process of the invention is as follows:
A kind of gastrointestinal surgery of the invention is fixed on by S1 using the first fixing belt 23 and the second fixing belt 24 with conduit retainers
In patient limb or trunk, the palm grip knob of turn the first screw rod 17 and 21 two sides of the second screw rod clockwise, so that the first arc
The positioning annulated column 33 of lock ring 18 and the second arc lock ring 22 far from circumferentially displaced platform；
S2 freely adjusts circumferentially displaced platform 3 manually, adjusts to suitable position according to position to be fixed, pulls out corresponding position
Bottom support plate 2, form conduit to be fixed and pass through channel；
S3, along 11 direction side draw first movement nut 16 of side wall support plate and the second travelling nut 161, first movement nut 16
It is laterally to the second travelling nut 16 in limit lower edge of the spill to slot and is fixed position；
S4, the palm grip knob of turn the first screw rod 17 and the second screw rod 21 counterclockwise, moves closer to arc lock ring circumferentially displaced
Platform 3, and the positioning to positioning annulated column 33, the first screw rod are realized eventually by the first arc lock ring 18 and the second arc lock ring 22
17 and second screw rod 21 reach equalising torque under the action of the first retaining spring 13, the second retaining spring 19, spill are to slot, it is real
Now to the accurate positionin of circumferentially displaced platform 3；
S5, turn top turn bracket 42, is moved to position to be fixed for 42 normal direction of top turn bracket；Utilize vertical displacement slot
412, locating enchasing slot 411 and positioning bottom pin 421 realize the support bracket fastened normal direction positioning in top；
S6 pulls immobilizing bandage 55 along power straight-bar direction is gone back to, conduit to be fixed is placed in arc fixing groove 521, release is solid
Determine bandage 55, is fixed conduit and is fixed under the restoring force of return spring 53 in arc fixing groove 521, realize the final of conduit
Positioning；
S7 after use, pushes back power baffle 54, will return power baffle 54 and is pushed to back in power bayonet 523, immobilizing bandage 55 is put
Pine removes fixed catheter, completes first use.
So far, Detailed description of the invention technical solution of the present invention is had been combined, but the scheme in embodiment is not to limit
Scope of patent protection of the invention is made, all equivalence enforcements or change without departing from carried out by the present invention fall within guarantor of the invention
Within the scope of shield.
Claims (7)
1. a kind of gastrointestinal surgery conduit retainers, which is characterized in that including side wall positioning mechanism, bottom support plate, circumferentially displaced
Platform, normal direction rotating mechanism, the fixed bracket in top；The bottom support plate is movably connected in the bottom, described of side wall positioning mechanism
The top of bottom support plate is arranged in circumferentially displaced platform activity, the normal direction rotating mechanism be fixedly connected on it is described circumferentially displaced flat
The upper surface of platform, the fixed bracket in the top are movably connected in the top of normal direction rotating mechanism.
2. a kind of gastrointestinal surgery conduit retainers according to claim 1, which is characterized in that the side wall localization machine
Structure, including side wall support plate, support plate side opening, the first retaining spring, first positioning hole, the first spill are to slot, first movement nut,
One screw rod, the first arc lock ring, the second retaining spring, second location hole, the second spill are to slot, the second travelling nut, second
Bar, the second arc lock ring, the first fixing belt, the second fixing belt；The support plate side opening is six groups, through being provided with side wall support plate
Front and back side；The size of the support plate side opening and the size shape of bottom support plate are completely the same；The first positioning hole is provided with side
Enclose the leading flank of support plate；First spill is symmetrically provided with the upper and lower surfaces of first positioning hole to slot；Described first
It is equipped with screw thread on the inside of travelling nut, is fastened on the first spill in slot, slot direction can be moved along the first spill；Described first
It is equipped with screw thread on the outside of screw rod, runs through first movement nut with screw thread pair, first screw rod is combined into first movement nut；Institute
The head end for stating the first screw rod is fixedly installed with outside palm grip knob, and the inside of side wall support plate is protruded into the end of first screw rod,
And it is flexibly connected with the outer end of the first arc lock ring；The first arc lock ring semicircular in shape；The head of first retaining spring
End is fixedly connected on the left side of first positioning hole, and the end of first retaining spring is fixedly connected on a left side for first movement nut
Side.
3. a kind of gastrointestinal surgery conduit retainers according to claim 2, which is characterized in that the second location hole is opened
It is located at the trailing flank of side wall support plate；Second spill is symmetrically provided with the upper and lower surfaces of second location hole to slot；Institute
It states and is equipped with screw thread on the inside of the second travelling nut, be fastened on the second spill in slot, slot direction can be moved along the second spill；Institute
It states and is equipped with screw thread on the outside of the second screw rod, with the second travelling nut with screw thread pair is combined into, second screw rod is mobile through second
Nut；The head end of second screw rod is fixedly installed with inside palm grip knob, and side wall support plate is protruded into the end of second screw rod
Inside, and be flexibly connected with the outer end of the second arc lock ring；The second arc lock ring semicircular in shape, radius and the first arc
Lock ring is identical；The head end of second retaining spring is fixedly connected on the right side of first positioning hole, second retaining spring
End is fixedly connected on the right side of the second travelling nut；The bottom support plate is six groups, is successively movably arranged on the side wall and carries
On support plate side opening on plate, and side wall support plate is stretched out at both ends；First fixing belt and the second fixing belt are respectively fixedly connected with
In the left side and right side of side wall support plate, first fixing belt and the second fixing belt are made of nitrile rubber.
4. a kind of gastrointestinal surgery conduit retainers according to claim 1, which is characterized in that described circumferentially displaced flat
Platform, including circular cover, bearing ball group, positioning annulated column；Round bearing groove, the bearing ball are offered on the inside of the circular cover
Group is made of seven equal bearing balls of radius, and the radius of the bearing ball is less than the radius of round bearing groove, the bearing ball
Radius be greater than the gap between each bottom support plate, the bearing ball group is placed in round bearing groove, the bearing ball group
Outer profile with the Internal periphery of round bearing groove is tangent contacts, the bearing ball can be with bottom support plate relative rolling；It is described fixed
Position annulated column is fixed at the top of the circular cover, and the outer diameter size of the positioning annulated column is equal to the first arc lock ring
With the inner diameter size of the second arc lock ring.
5. a kind of gastrointestinal surgery conduit retainers according to claim 1, which is characterized in that the normal direction rotary machine
Structure, including bottom hollow out bracket, top turn bracket；The bottom hollow out bracket is hollow cylindrical structure, and the bottom is engraved
Locating enchasing slot and vertical displacement slot are offered on empty bracket, the locating enchasing slot is laterally provided with the outer of bottom hollow out bracket
On disc, and it is connected with cylindrical hollow；The vertical displacement slot is provided with vertically on the periphery of bottom hollow out bracket, and with
Cylindrical hollow is connected with locating enchasing slot；The periphery diameter of the bottom hollow out bracket is equal to described circumferentially displaced flat
The inner diameter size of annulated column is positioned on platform；The bottom of the top turn bracket is fixedly connected with positioning bottom pin；The positioning bottom pin
Height be equal to the locating enchasing slot height, it is described positioning bottom pin width be equal to the vertical displacement slot width；Institute
It states and offers annular inverted draw cut at the top of the turn bracket of top；The outer diameter size of the top turn bracket column part is equal to described
The inner diameter size of bottom hollow out bracket.
6. a kind of gastrointestinal surgery conduit retainers according to claim 1, which is characterized in that the fixed branch in the top
Frame, including top load-carrying ring, time power straight-bar, return spring, time power baffle, immobilizing bandage；The internal diameter etc. of the top load-carrying ring
In the outer diameter of the annular inverted draw cut of top turn bracket, the top load-carrying ring is fastened in the annular inverted draw cut, and can be with ring
Shape inverted draw cut relatively rotates；The head end of described time power straight-bar is fixedly connected on the periphery of the top load-carrying ring, the Hui Li
The end of straight-bar offers arc fixing groove；Resilient through slot is opened up on described time power straight-bar, the bottom of described time power through slot is opened
If resilient bayonet；The head end of the return spring is fixedly connected on back on power baffle, and described time power baffle is movably arranged on institute
It states back in power through slot, the end of the return spring is fixedly connected on go back to the side surface of power through slot；The height of described time power baffle
Equal to the height for returning power through slot, the width of described time power baffle is equal to the width for returning power bayonet；The two of the immobilizing bandage
End is respectively fixedly connected at the both ends of described time power baffle, and the immobilizing bandage surround time power straight-bar, the immobilizing bandage by
Nitrile rubber is made.
7. a kind of application method of gastrointestinal surgery conduit retainers according to claim 1, which is characterized in that including with
Lower step:
A kind of gastrointestinal surgery of the invention is fixed on patient with conduit retainers using the first fixing belt and the second fixing belt by S1
On four limbs or trunk, the palm grip knob of the first screw rod of turn and the second screw rod two sides clockwise, so that the first arc lock ring and
Positioning annulated column of the two arc lock rings far from circumferentially displaced platform；
S2 freely adjusts circumferentially displaced platform manually, adjusts to suitable position according to position to be fixed, pulls out corresponding position
Bottom support plate, form conduit to be fixed and pass through channel；
S3, along side wall support plate direction side draw first movement nut and the second travelling nut, first movement nut and second is moved
Dynamic nut is laterally in limit lower edge of the spill to slot is fixed position；
S4, the palm grip knob of turn the first screw rod and the second screw rod counterclockwise, makes arc lock ring move closer to circumferentially displaced platform,
And realize that the first screw rod and the second screw rod exist to the positioning of positioning annulated column eventually by the first arc lock ring and the second arc lock ring
First retaining spring, the second retaining spring；
Spill realizes the accurate positionin to circumferentially displaced platform to equalising torque is reached under the action of slot；
S5, turn top turn bracket, is moved to position to be fixed for top turn bracket normal direction；Using vertical displacement slot, determine
Position hollow slots and positioning bottom pin realize the support bracket fastened normal direction positioning in top；
S6 pulls immobilizing bandage along power straight-bar direction is gone back to, conduit to be fixed is placed in annular inverted draw cut, immobilizing bandage is discharged,
It is fixed spring to be fixed under the restoring force of return spring in annular inverted draw cut, realizes the final positioning of conduit；
S7 after use, pushes back power baffle, will return power baffle and is pushed to back in power bayonet, and immobilizing bandage loosens, and removes solid
Determine conduit, completes first use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080819.8A CN109364346B (en) | 2018-09-17 | 2018-09-17 | A kind of gastrointestinal surgery conduit retainers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080819.8A CN109364346B (en) | 2018-09-17 | 2018-09-17 | A kind of gastrointestinal surgery conduit retainers |
Publications (2)
| Publication Number | Publication Date |
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| CN109364346A true CN109364346A (en) | 2019-02-22 |
| CN109364346B CN109364346B (en) | 2019-09-03 |
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ID=65404818
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811080819.8A Active CN109364346B (en) | 2018-09-17 | 2018-09-17 | A kind of gastrointestinal surgery conduit retainers |
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| Country | Link |
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| CN (1) | CN109364346B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110448363A (en) * | 2019-08-30 | 2019-11-15 | 山东大学齐鲁医院 | A kind of chemotherapy puncture positioning device that can adjust orientation distance |
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|---|---|
| CN109364346B (en) | 2019-09-03 |
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| CB02 | Change of applicant information |
Address after: 310000 No. 305 Tianmushan Road, Xihu District, Hangzhou City, Zhejiang Province Applicant after: Yu Hao Address before: 264400 Department of Gastrointestinal Surgery, Weihai Central Hospital, No. 3 West Mishan Road, Wendeng District, Weihai City, Shandong Province Applicant before: Yu Hao |
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| CB02 | Change of applicant information | ||
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Address after: 264400 Department of Gastrointestinal Surgery, Weihai Central Hospital, No. 3 West Mishan Road, Wendeng District, Weihai City, Shandong Province Applicant after: Yu Hao Address before: 310000 No. 305 Tianmushan Road, Xihu District, Hangzhou City, Zhejiang Province Applicant before: Yu Hao |
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