CN105943093B - A kind of medical load-engaging device - Google Patents
A kind of medical load-engaging device Download PDFInfo
- Publication number
- CN105943093B CN105943093B CN201610539683.7A CN201610539683A CN105943093B CN 105943093 B CN105943093 B CN 105943093B CN 201610539683 A CN201610539683 A CN 201610539683A CN 105943093 B CN105943093 B CN 105943093B
- Authority
- CN
- China
- Prior art keywords
- core bar
- groove
- fixing element
- supporting mechanism
- engaging device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
-
- 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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
Landscapes
- 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)
- Orthopedic Medicine & Surgery (AREA)
- Vascular Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of medical load-engaging devices, comprising: supporting mechanism；Core bar component, including core bar and fixed cell；An axially extending bore is equipped in the core bar, the central axis of the axially extending bore is overlapped with the central axis of core bar；The fixed cell includes at least two fixing elements, and the fixing element is mutually interference fitted or transition fit, realizes being fixedly connected between supporting mechanism and core bar.Medical load-engaging device simple process according to the present invention, structure are reliable, are easily installed, and supporting mechanism can be effectively prevent to be detached from core bar component, quickly obtain sample, reduce patient suffering, can effectively shorten sample take-off time；And medical load-engaging device of the invention, structure is simple, at low cost, has preferable use value and promotion potential.
Description
Technical field
The present invention relates to a kind of surgical instruments to belong to medical instruments field in particular to a kind of medical load-engaging device.
Background technique
Laparoscopic surgery have many advantages, such as the time is short, wound is small, it is painful it is light, restore fast, cured by more and more surgeries
It is raw to use and be easily accepted by the patient.It, will be micro- by the puncture outfit casing tube being inserted on human skin operative incision in endoscope-assistant surgery
Invasive procedures instrument protrudes into the intraperitoneal sample for being operated, being possible to cut off or take out different size and property in operation, than
Such as tumor tissues, calculus, foreign matter；The sample of excision how quickly, it is complete and be safely extracted out, be the important ring of successful surgery
Section.
Medical load-engaging device is just specific to the operational requirements of laparoscopic surgery and develops, and operation can be cut off object
(such as malignant tumour, capsule, purulence excision object and endometrium tissue) is disposable to be taken out, and pathological tissues and health are effectively prevent
Tissue contact, avoids pathology from remaining, and can not only reduce operating difficulty, saves operating time, improves procedure efficiency, and be conducive to
Patient postoperative rehabilitation reduces post-surgical infection's risk, saves a large amount of recessive medical expenses for patient.In the prior art, clinical
On the medical load-engaging device that uses, supporting mechanism generally fixed by modes such as adhesives, elastic deformation connection, point rivetings
On core bar component.When excision object sample is larger, after sample excision is packed into bag body, outer knob handle, by the open end of bag body
It when taking in outer tube, may be easy to cause because pulling force is big, supporting mechanism is detached from core bar component, and sample and bag body are difficult to take out trouble
The intraperitoneal situation of person increases the difficulty and risk of operation, brings many unnecessary pains to patient.Sample is caused to take
The time is long out, brings inconvenience to doctor and patient.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is intended to provide one kind is reasonable in design, intensity is high, structure is reliable, work
Skill is simple, and easy to process and operation medical load-engaging device, the present invention is achieved by the following technical solutions:
A kind of medical load-engaging device, comprising: supporting mechanism；Core bar component, including core bar and fixed cell；In the core bar
Equipped with an axially extending bore, the central axis of the axially extending bore is overlapped with the central axis of core bar；The fixed cell includes
At least two fixing elements, the fixing element is mutually interference fitted or transition fit, realizes between supporting mechanism and core bar
Be fixedly connected, at least one groove is equipped in each fixing element, at least one described groove and the support
One end of mechanism is respectively arranged at least one mutually matched location structure；The fixed cell further includes accommodation groove, described
Core bar is at least partly fixed in the accommodation groove, and positioning column is provided in the accommodation groove, and the core bar is provided with location hole,
The positioning column and the location hole cooperate.
The fixed cell includes two fixing elements, and the size and shape of described two fixing elements are all the same；It is described
Supporting mechanism includes two support frames, and the size and shape of described two support frames are all the same.
The mounting post and mounting hole of identical quantity, the mounting post and the peace are equipped in each fixing element simultaneously
It is symmetrical one by one to fill central axis of the hole on the fixed cell along the fixing element.
Mounting post and three mounting holes there are three being all provided in described two fixing elements.
It is all provided in each fixing element there are two groove, described two grooves are located in the fixing element
The two sides of mandrel line, the flute length of described two grooves is equal, groove width is equal, and positional symmetry.
In a groove in described two grooves and one end of the supporting mechanism is respectively arranged at least one mutually
The location structure of cooperation.
Described two grooves are the first groove and the second groove, and the location structure in first groove is positioning
Muscle, the location structure of described one end of the supporting mechanism are locating slot；And positioning there are two being set in first groove
Muscle, described one end of the supporting mechanism are set there are two locating slot.
One end arranged for interval of described two locating slots in the supporting mechanism, and the distance at described two locating slot intervals
More than or equal to the length of a locating slot；Position of described two positioning bars in the fixing element with it is described two
The position of locating slot corresponds.
The fixed cell further includes wire casing, for accommodating sack tightening line.
Medical load-engaging device according to the present invention can effectively prevent supporting mechanism to be detached from core bar component, quickly obtain sample,
Patient suffering is reduced, operating time is shortened, improves procedure efficiency.
Detailed description of the invention
Fig. 1 is the state diagram before medical load-engaging device use according to an embodiment of the present invention；
Fig. 2 is the state diagram in medical load-engaging device use according to an embodiment of the present invention；
Fig. 3 is the decomposition diagram according to the medical load-engaging device of the embodiment of the present invention；
Fig. 4 is the decomposition diagram cooperated according to the core bar component and supporting mechanism of the embodiment of the present invention；
Fig. 5 is the decomposition enlarged diagram of fixed cell；
Fig. 6 is the section view of the central axis along sack tightening line wire casing of medical load-engaging device according to an embodiment of the present invention
Figure, in order to clearly show that assembly relation, is omitted parts thereof in figure；
Fig. 7 is the schematic diagram according to the supporting mechanism of the medical load-engaging device of the embodiment of the present invention；
Fig. 8 is the partial enlargement diagram of structure at A in Fig. 7；
Fig. 9 is the supporting mechanism of medical load-engaging device according to an embodiment of the present invention and that core bar component cooperates is recessed along first
Parts thereof is omitted in figure in order to clearly show that assembly relation in the axial sectional view of slot；
Figure 10 is the partial enlarged view of structure at B in Fig. 9.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.It is retouched in of the invention
In stating, it is to be understood that term " proximal end ", " distal end ", "center", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness
Degree ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " clockwise ",
The orientation or positional relationship of the instructions such as " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to be used to explain the present invention, and cannot understand
For limitation of the present invention.
As shown in Figure 1 to Figure 3, the medical load-engaging device of the embodiment of the present invention includes bag body 1, supporting mechanism 2, core bar group
Part 3, outer tube 4, handle 5, sack tighten line 6, handle 7.
As shown in Fig. 2, bag body 1 has open end 11 and closed end 12, the inner wall material of bag body 1 is of fine quality to select TPU (i.e. thermoplasticity
Polyurethane), the edge of 1 open end 11 of bag body is logical at the annular for forming non-close through hot sealing process after bilayer to 1 interior folding of bag body
The one end in road 111, sack tightening line 6 penetrates from the non-close of the circular passage of non-close 111, and logical from the annular of non-close
It is pierced by another non-close in road 111, the other end at the non-close of circular passage with sack tightening line 6 forms Grapevine knot；
One end 211,221 of supporting mechanism 2 penetrates the ring of the non-close from the two of the circular passage of non-close 111 non-close respectively
In shape channel 111.Because the entrance of bag body 1 is intraperitoneal, the outer wall of bag body 1 need to be contacted with body fluid, need to have waterproof, moisture proof, oxygen
Change the characteristics such as rotten, therefore the outer wall material of bag body 1 is of fine quality selects medical nylon coating film cloth.
With reference to Fig. 3 to Fig. 5, core bar component 3 includes core bar 33 and fixed cell, and the fixed cell includes the first fixed member
Part 31 and the second fixing element 32 are equipped with mounting post and mounting hole in first fixing element 31, the second fixing element 32 simultaneously.
In the present embodiment, preferably, the installation hole number in each fixing element is equal with the quantity of mounting post further, the
One fixing element 31 be equipped with 3 mounting posts and 3 mounting holes, accordingly, the second fixing element 32 be equipped with 3 mounting holes and
3 mounting posts；The size and shape of first fixing element 31 and the second fixing element 32 are all the same, and two such fixing element is only
A secondary mold is needed out, has saved production cost, convenient processing and manufacture, and in use process, stress equalization.
As shown in figure 4, core bar component 3 includes core bar 33, the first fixing element 31 and the second fixing element 32, core bar component
3 proximal end is equipped with the first fixing element 31, and the second fixing element 32 and the first fixing element 31 cooperate to fix first
The installation fixing end 23 of support 21, further, the first fixing element 31 and the second fixing element 32 of core bar component 3 are interference
Or transition fit connection.In first fixing element 31 simultaneously be equipped with mounting post and mounting hole, the second fixing element 32 be equipped with
Corresponding mounting hole and mounting post.
Mounting post and the mounting hole symmetric configuration on fixed cell, specifically, 3 mounting posts in the first fixing element 31
It is located at the two sides of the first wire casing 34 with 3 mounting holes, positional symmetry, 3 mounting holes in the second fixing element 32 and 3
Mounting post is located at the two sides of the first wire casing 34, positional symmetry.Such symmetric design, convenient processing and manufacture, cost are opposite
It is lower, and in use process, stress equalization.
The peace in mounting post and mounting hole and the second fixing element 32 on 31 one end of the first fixing element of core bar component 3
Fill hole and mounting post interference or transition fit connection.The upper limit of mounting hole is less than or equal to the limit inferior ruler of mounting post
It is very little, that is, it is interference fitted；Or the upper limit of mounting hole is greater than the limit inferior size of mounting post, and mounting hole limit inferior size is small
In the upper limit of mounting post, i.e. transition fit.First mounting hole 311 and the first mounting post 321, the second mounting hole 312 with
Second mounting post 322, third mounting hole 313 and third mounting post 323 correspond, interference or transition fit connection.
Preferably, the cross section of mounting post is circle, and the cross section of mounting hole is polygon.If mounting post and installation
The cross section in hole is circle, and when assembling, mounting hole is the contact in face and face with mounting post, and when interference or transition fit needs to use
Artificial hammering, press machine indentation, cold charge or hot charging could cooperate the first fixing element 31 and the second fixing element 32.
In order to overcome the above assembly difficulty, in medical load-engaging device of the invention the cross section of mounting post be circle, mounting hole it is transversal
Face is polygon, it is preferable that in the present embodiment, the cross section of mounting hole is regular hexagon；Such first fixing element 31 with
When 32 interference of the second fixing element or transition fit, mounting hole and mounting post are that plane is contacted with the tangent of periphery, appropriate to adjust
Whole magnitude of interference can meet installation reliability demand, at normal temperature, not need just to can be carried out assembly by hand by other tools,
Simple process, structure are reliable, easy to assembly.
In the present embodiment, preferably, being all provided in the first fixing element 31 and the second fixing element 32 there are two groove,
That is the first fixing element 31 is equipped with the first groove 315, the second groove 316, and the first groove 315 and the second groove 316 distinguish position
In the two sides of 31 central axis of the first fixing element, positional symmetry；Second fixing element 32 is equipped with third groove the 325, the 4th
Groove 326, third groove 325 and the 4th groove 326 are located at the two sides of 32 central axis of the second fixing element, position pair
Claim；First groove 315, the second groove 316, third groove 325, the 4th groove 326 flute length be equal, groove width is equal；The
One groove 315, the size of third groove 325 and shape are all the same, and the second groove 316, the size of the 4th groove 326 and shape are equal
It is identical.The installation fixing groove of the first support frame 21, the second groove 316, third is collectively formed in first groove 315, the 4th groove 326
The installation fixing groove of the second support frame 22, the size of the first fixing element 31 and the second fixing element 32 is collectively formed in groove 325
And shape is all the same.
The fixed cell of core bar component 3 is equipped with several grooves, for accommodating sack tightening line 6 and supporting mechanism 2；Tool
Body, the fixed cell of core bar component 3 is equipped with the first wire casing 34, and the first wire casing 34 can be only located in the first fixing element 31,
It can also be only located in the second fixing element 32, alternatively, the first wire casing 34 is by the first fixing element 31 and the second fixing element 32
The channel being collectively formed.With reference to Fig. 5, in the present embodiment, preferably, there is the 5th groove 319, first in the first fixing element
There is the 6th groove 329 in fixing element, the first wire casing 34, the first wire casing 34 is collectively formed in the 5th groove 319, the 6th groove 329
Central axis be overlapped with the central axis of fixed cell, i.e. 34 half of the first wire casing is located in the first fixing element 31, another
Half is located in the second fixing element 32.
For the convenience of describing the present invention and simplifying the description, it in the present embodiment, is based on the orientation or positional relationship shown in the drawings,
The one end in 1 direction of close bag body of each component is known as " proximal end ", one end close to 7 direction of handle is known as " distal end ".Sack is received
It is remote to core bar 33 along the internal stretch of core bar 33 from the proximal end of core bar 33 after the other end of stringing 6 is pierced by from the first wire casing 34
When end, as shown in fig. 6, being used to provide the channel of sack tightening line 6 equipped at least one axially extending bore in core bar 33, this is axially logical
Hole is the second wire casing 35, and sack tightens line 6 from one end (i.e. proximal end) of core bar 33 by the second wire casing 35, passes through core bar 33 to core
The other end (i.e. distal end) of bar 33.In the present embodiment, preferably, being equipped with an axially extending bore in core bar 33, this is axially logical
Hole is the second wire casing 35, and the central axis of the axially extending bore is overlapped with the central axis of core bar 33, i.e. in the second wire casing 35
Mandrel line is overlapped with the central axis of core bar 33, that is to say, that core bar 33 is hollow circular-tube, and the second wire casing 35 is in core bar 33
Hollow cylinder, further, the diameter of the second wire casing 35 are equal to the internal diameter of core bar 33, and the length and core bar of the second wire casing 35
33 length is identical, i.e. the inner wall of core bar 33 surrounds to form the second wire casing 35.Sack tightening line 6 is passed through out of second wire casing 35,
The other end of core bar 33 is extended to from one end of core bar 33.
At least one location hole for fixed cell to be fixedly connected with 33 phase of core bar is additionally provided on core bar 33, it is corresponding
Ground, fixed cell are equipped at least one positioning column.In the present embodiment, fixed preferably, core bar 33 is equipped at least two
The location hole of unit, two location holes are symmetrical arranged.Accordingly, fixed cell is equipped with a pair of of positioning column, two positioning columns pair
Claim setting.Specifically, as shown in Figure 4, Figure 5, a positioning column is all had in the first fixing element 31 and the second fixing element 32,
The positioning column 318 of first fixing element 31 is inserted into the corresponding location hole 332 of core bar 33 and fixes, the positioning column of the second fixing element 32
Being fixed with another the symmetrically arranged location hole of location hole 332 on insertion core bar 33, and then fixed cell is fixed on core bar
On 33.Fixed cell further includes accommodation groove 317, and core bar 33 is at least partly fixed in accommodation groove 317, and positioning column is located at accommodation groove
In 317, core bar 33 can be firmly attached with fixed cell in this way.
First fixing element 31 cooperates with the second fixing element 32 and is fixedly connected with core bar 33 with supporting mechanism 2.It is fixed
Depending on two part bond strengths and firmness of the quantity of position column and location hole to meet cooperation.
As shown in fig. 6, handle 7 is equipped with third wire casing 73, third wire casing 73 can be only located on left handle 71, can also only position
In in right handles 72 or third wire casing 73 is the channel being collectively formed by left handle 71 and right handles 72.In the present embodiment, make
To be preferred, third wire casing 73 is the hollow cylinder in handle 7, further, central axis and the handle 7 of third wire casing 73
Central axis is overlapped, i.e., the half of third wire casing 73 is located on left handle 71, the other half is located in right handles 72.Sack tightens line
6 tense after third wire casing 73, itself forms slip-knot and fixes at handle 7.
As shown in Fig. 6 or Fig. 4, storage through-hole 331 is additionally provided on the wall of core bar 33, the other end of sack tightening line 6 is formed
After slip-knot, end is taken in 331 in the storage through-hole on core bar 33.On the one hand, the end of sack tightening line 6 is free end, is being deposited
During storage and transportation is defeated, it may knot or enter between outer tube 4 and core bar component 3, or because external force opens slip-knot；Another party
Face, end free, which is scattered, influences the beauty of product, and end is taken in the storage through-hole 331 on core bar 33, and medical load-engaging device is whole
External shape is clean and tidy, beautiful.
In conclusion one end of sack tightening line 6 penetrates from the non-close of the circular passage 111 of the non-close of bag body 1,
And be pierced by from another non-close in the circular passage of non-close 111, itself forms Grapevine knot at the non-close of circular passage.Bag
The other end of mouth tightening line 6 sequentially passes through the first wire casing 34 on fixed cell, the second wire casing 35 in core bar 33, on handle 7
Third wire casing 73 after tense, at the end of third wire casing 73 74 itself formed slip-knot, end take in core bar 33 on storage
In through-hole 331.The proximal end of second wire casing 35 connect with the distal end of the first wire casing 34, the distal end of the second wire casing 35 and third wire casing 73
Proximal end connection, and the central axis of the first wire casing 34, the second wire casing 35, third wire casing 73 is overlapped, i.e. sack tightening line 6
Channel is a linear path.
In the prior art, one end of sack tightening line 6 itself forms fisherman at the non-close of the circular passage of bag body 1
Knot, the other end is axially extending along core bar component, forms slip-knot axially adjacent to middle position in core bar component, and be placed in outer tube
It is interior.Specifically, the outer surface of core bar component 3 is equipped with the limiting slot and multiple fixation holes of sack tightening line 6, and limiting slot is along core bar
The axial setting of component 3, sack tighten line 6 in limiting slot, and after needing guiding through fixation hole, could form slip-knot on core bar component
It is fixed.Before use, because core bar component is entirely located in outer tube, so the slip-knot of sack tightening line 6 is together with core bar component
In outer tube；In use, when needing to separate bag body from medical load-engaging device, doctor must be by core bar component from housing
Pipe moves axially to a certain extent, the slip-knot could be exposed outer tube, bag body could be separated by first opening the slip-knot.The present invention
The medical load-engaging device of design, sack tighten the slip-knot of line 6 always in the outside of outer tube 4, doctor can be needed according to operation with
Shi Xiekai slip-knot, and then bag body 1 and sack tightening line 6 are separated from medical load-engaging device, be conducive to doctor and quickly take
Sample, reduce the risks such as patient suffering and postoperative infection, can effectively shorten sample take-off time, and the first wire casing 34, second
Wire casing 35, third wire casing 73 central axis be overlapped, i.e., sack tightening line 6 channel be a linear path, be conducive to bag
The mouth tightening smooth folding and unfolding in channel of line 6.
Core bar component 3 can protrude into outer tube 4, and it is mutually matched fixed to be respectively arranged on core bar component 3 and supporting mechanism 2
Position mounting structure；Preferably, the positioning and mounting structure is positioning bar and locating slot.Further, core bar component 3 is equipped with
At least one positioning bar, supporting mechanism 2 are equipped at least one locating slot.In the present embodiment, there are two being set on core bar component 3
Positioning bar, sets that there are two locating slots on supporting mechanism 2.
As shown in fig. 7, supporting mechanism 2 includes the first support frame 21, the second support frame 22, the first support frame 21 and second
The size and shape of support 22 are identical, and when assembly, one of support frame overturning 180 degree is obtained symmetrically arranged another
Support；Before overturning, the first locating slot 231, the second locating slot 232 in the installation fixing end 23 of the first support frame 21, with second
Two locating slots in the installation fixing end of support frame 22 towards identical；After overturning, the first locating slot 231, the second locating slot
232 and second support frame 22 installation fixing end on two locating slots direction on the contrary, in this way, in the first fixing element 31
The first groove 315 in positioning bar, the positioning bar in the third groove 325 in the second fixing element 32 matches.In this way, two
A support frame only needs out a secondary mold, has saved production cost, convenient processing and manufacture, and in use process, stress is equal
Weighing apparatus.When the open end 11 of bag body 1 is tightened, the proximal end 211 of the first support frame 21 is abutted with the proximal end 221 of the second support frame 22.Bag
When the open end 11 of body 1 is unfolded, the proximal end 211 of the first support frame 21 and the proximal end 221 of the second support frame 22 are separated.
As shown in Fig. 7 to Fig. 8, the other end (i.e. installation fixing end) of support frame is linear, is respectively equipped at least one
A locating slot.In the present embodiment, by taking the first support frame 21 of supporting mechanism 2 as an example, in the present embodiment, the first support frame 21
Installation fixing end 23 set there are two locating slot: the first locating slot 231, the second locating slot 232.The size and shape of two locating slots
Shape is identical, the first locating slot 231, the second locating slot 232 cross sectional shape be opening rectangle or open trapezoid or U-shaped.It is fixed
The thickness of position slot is equal to the thickness of the installation fixing end 23 of the first support frame 21；In the present embodiment, it is preferable that the depth of locating slot
Less than or equal to the half of 2 width of supporting mechanism；If clamping slot depth is excessive, at the first support frame 21 right above locating slot
Width is small, intensity is weak, is not able to satisfy tension requirement.The length of locating slot is greater than or equal to one times of clamping slot depth, because of two
Locating slot and two positioning bars correspond；If the length of locating slot is too small, accordingly, the length of positioning bar is smaller, therefore fixed
The intensity of position muscle is weak, and when using the medical load-engaging device, positioning bar has the risk of fracture, and supporting mechanism 2 is caused to be detached from core
Bar assembly 3 makes sample and bag body 1 be difficult to take out in abdominal cavity of patients, brings inconvenience to doctor and patient.As shown in figure 8, the
A positioning groove 231, the second locating slot 232 arranged for interval in the installation fixing end 23 of supporting mechanism 2, two locating slot intervals
Distance is greater than or equal to a positioning groove length.
The third on the first groove 315, the second fixing element 32 as shown in Fig. 9 to Figure 10, in the first fixing element 31
At least one positioning bar is respectively equipped in groove 325, by taking the first groove 315 as an example, in the present embodiment, preferably, first
Positioning bar there are two setting in groove 315: the first positioning bar 3151, the second positioning bar 3152, positioning bar are rectangular shape or open
Trapezoidal or U-shaped the protrusion of mouth.As shown in Figure 10, raised height is equal to or less than the depth of locating slot groove.First positioning bar
3151, the second positioning bar 3152 arranged for interval in the first groove 315, two bulge clearances are greater than or equal to a projection length
Distance.The installation fixing end 23 of first positioning bar 3151, the size of the second positioning bar 3152 and shape and the first support frame 21
The first locating slot 231, the second locating slot 232 correspond.It is solid to make the installation fixing end 23 of the first support frame 21 install
Due to the positioning bar and the first support frame in the groove 315 of the first fixing element 31, and in the groove 315 of the first fixing element 31
21 locating slot, which cooperates, to be fixed, i.e. the first locating slot 231 and the first positioning bar 3151, the second locating slot 232 and second are fixed
Position muscle 3152 cooperates.325 size of third groove and shape are identical as the first groove 315, and symmetrical with the first groove 315
Setting.On the one hand, the first locating slot 231, the second locating slot 232 are fixed with the first positioning bar 3151, second in groove 315 respectively
The position cooperation of muscle 3152 is fixed；On the other hand, the first fixing element 31 and the second fixing element 32 are cooperatively connected and will support machine
The installation fixing end of structure 2, which squeezes, fixes therebetween, any one in above-mentioned two aspect is able to achieve supporting mechanism 2
With being fixedly connected for core bar component 3, two aspects combine, and fixed effect is more preferable.In this way, the first groove 315, the 4th groove
326 are collectively formed the installation fixing groove of the first support frame 21.Equally, the second groove 316, third groove 325 are collectively formed second
The installation fixing groove of support frame 22.
Core bar component 3 protrudes into and is located in outer tube 4, and can move axially in outer tube 4, and handle 7 includes left handle
71 and right handles 72.The other end of core bar 33 is equipped with handle 7, at least one location hole for handle 7 is additionally provided on core bar 33.
In the present embodiment, preferably, setting on core bar 33, there are four the location holes for being used for handle 7, accordingly, left handle 71 and right handles
72 all have two the first positioning columns, and two the first positioning columns of left handle 71, two the first positioning columns of right handles 72 are inserted
Enter the corresponding location hole of core bar 33 to be cooperatively connected, and then handle 7 is fixed on core bar component 3.Right handles 72 also have
Second positioning column, left handle 71 have second location hole, the second positioning of the second positioning column insertion left handle 71 of right handles 72
Hole and interference or transition fit connection.First positioning column and first positioning hole, the quantity of the second positioning column and second location hole
Depending on two part bond strengths and firmness to meet cooperation.On left handle 71 and right handles 72 by the second positioning column with
Second location hole interference or transition fit are fixedly connected on core bar.Third location hole there are two being set on outer tube 4, outer tube 4
It is additionally provided with handle 5 outside, handle 5 is symmetrical structure.Handle 5 divides for left handle 51 and right handle 52.Left handle 51 and right handle 52
Third positioning column is all had, the third positioning column of right handle 52, the third positioning column of left handle 51 are inserted into the third of outer tube 4
Outer tube 4 is fixed between right handle 52 and left handle 51 by location hole to be cooperatively connected.Right handle 52 also has the
Four positioning columns, left handle 51 have the 4th location hole, the 4th location hole of the 4th positioning column insertion left handle 51 of right handle 52
And interference or transition fit connection.The quantity of positioning column and location hole with meet cooperation two part bond strengths and securely
Depending on degree.
In the present embodiment, before being not used, the supporting mechanism 2 of medical load-engaging device is in collapsed state, and bag body 1 is from closed end
12 folded retractings are reduced to open end 11, and supporting mechanism 2, bag body 1, sack tightening line 6 and part core bar components containing are in outer tube 4
In.In use, the medical load-engaging device is entered in abdominal cavity of patients by puncture outfit, doctor holds the handle on outer tube 4 on the other hand
Thumb and index finger are respectively put into 5 or so looping pit of handle by hand 5, and the other hand is released forward core bar component 3 by handle 7.
After supporting mechanism 2 is completely pushed out of outer tube 4, supporting mechanism 2 restores original state and struts the open end 11 of bag body 1, bag body 1
Folded volume come up, and then all expansion of bag body 1.Preferably, bilateral arc can be automatically formed when the expansion of supporting mechanism 2,
It can just make bag body 1 in open state without additional instrument auxiliary.
Scope or endoscope are placed in abdominal cavity of patients in advance, doctor can identify by observation display, cut off mark
This, then obtains sample with medical load-engaging device, and sample is located in bag body 1.Doctor holds the handle 5 on outer tube 4 on the other hand, will
Thumb and index finger are respectively put into the looping pit of left and right, and the other hand is pulled back core bar component 3 by handle 7, the peace of supporting mechanism 2
Dress fixing end 23 is first incorporated into outer tube 4, and supporting mechanism 2 can be incorporated into completely in outer tube 4 along its bilateral arcuate structure,
The line 6 of sack tightening simultaneously is slowly tightened up, to tighten the open end 11 of bag body 1, and then closes bag body 1, and sample is suffered from certainly
The intraperitoneal taking-up of person.Because the first locating slot 231 of the first support frame 21, the second locating slot 232 respectively with the first fixing element 31
The first groove 315 in two positioning bars (the first positioning bar 3151, the second positioning bar 3152) cooperate fix, the second support frame
Locating slot on 22 cooperates with two positioning bars in third groove 325 respectively fixes, and the first fixing element 31 is equipped with
The interference or transition fit of mounting post on mounting hole and the second fixing element 32, structure is reliable so that supporting mechanism 2 without departing from
Core bar component 3.
According to the volume size of sample or operation needs, when specimen volume is smaller, doctor can be by medical load-engaging device
It is taken out from abdominal incisions together with puncture outfit, then solves the slip-knot of opened mouth tightening 6 other end of line, discharge knot, and then by bag
Body and sack tightening line are separated from medical load-engaging device；Or the slip-knot of knot is first opened, knot is discharged, takes medical take away
Part of the object device in addition to bag body 1 and sack tightening line 6, then by bag body 1, sack tightening line 6 and puncture outfit tightening and one
It rises and is taken out from abdominal incisions；Or the slip-knot of knot is first opened, knot is discharged, takes medical load-engaging device away except bag body 1 and sack
The part other than line 6 and puncture outfit are tightened, the open end 11 of bag body 1 is then tightened by the Grapevine knot that sack tightens line 6, in turn
Tightening pocket opening tightening line 6 takes out bag body 1 from abdominal incisions.It, can be first by sample in bag when sample is larger, taking-up is had any problem
It is cut into several fritters in body 1 or abdominal incisions are suitably done with flaring processing.
In conclusion medical load-engaging device according to the present invention, simple process, structure are reliable, are easily installed, and can effectively prevent
Only supporting mechanism 2 is detached from core bar component 3, quickly obtains sample, reduces patient suffering, can effectively shorten sample take-off time；And
Medical load-engaging device of the invention, structure is simple, at low cost, has preferable use value and promotion potential.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (9)
1. a kind of medical load-engaging device characterized by comprising
Supporting mechanism；
Core bar component, including core bar and fixed cell；An axially extending bore, the center of the axially extending bore are equipped in the core bar
Axis is overlapped with the central axis of core bar；The fixed cell includes at least two fixing elements, the fixing element mutually mistake
It is full of cooperation or transition fit, realizes being fixedly connected between supporting mechanism and core bar, be equipped in each fixing element
At least one groove, the interior one end with the supporting mechanism of at least one described groove are respectively arranged at least one mutual cooperation
Location structure；The fixed cell further includes accommodation groove, and the core bar is at least partly fixed in the accommodation groove, the appearance
It sets and is provided with positioning column in slot, the core bar is provided with location hole, and the positioning column and the location hole cooperate.
2. medical load-engaging device according to claim 1, which is characterized in that the fixed cell includes two fixed members
Part, the size and shape of described two fixing elements are all the same；The supporting mechanism includes two support frames, described two supports
The size and shape of frame are all the same.
3. medical load-engaging device according to claim 1, which is characterized in that be equipped with phase in each fixing element simultaneously
With the mounting post and mounting hole of quantity, the mounting post and the mounting hole are on the fixed cell along the fixing element
Central axis is symmetrical one by one.
4. medical load-engaging device according to claim 3, which is characterized in that there are three being all provided in described two fixing elements
Mounting post and three mounting holes.
5. medical load-engaging device according to claim 1, which is characterized in that there are two being all provided in each fixing element
Groove, described two grooves are located at the two sides of the central axis of the fixing element, and the flute length of described two grooves is homogeneous
It is equal Deng, groove width, and positional symmetry.
6. medical load-engaging device according to claim 5, which is characterized in that in a groove in described two grooves and
One end of the supporting mechanism is respectively arranged at least one mutually matched location structure.
7. medical load-engaging device according to claim 6, which is characterized in that described two grooves are the first groove and second
Groove, the location structure in first groove are positioning bar, the positioning knot of described one end of the supporting mechanism
Structure is locating slot；And set in first groove there are two positioning bar, described one end of the supporting mechanism sets that there are two positioning
Slot.
8. medical load-engaging device according to claim 7, which is characterized in that described two locating slots are in the supporting mechanism
One end arranged for interval, and the distance at described two locating slot intervals be greater than or equal to a locating slot length；It is described
Position of two positioning bars in the fixing element and the position of described two locating slots correspond.
9. medical load-engaging device according to claim 1, which is characterized in that the fixed cell further includes wire casing, is used for
It accommodates sack and tightens line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539683.7A CN105943093B (en) | 2016-07-08 | 2016-07-08 | A kind of medical load-engaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539683.7A CN105943093B (en) | 2016-07-08 | 2016-07-08 | A kind of medical load-engaging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105943093A CN105943093A (en) | 2016-09-21 |
| CN105943093B true CN105943093B (en) | 2019-10-25 |
Family
ID=56900593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610539683.7A Active CN105943093B (en) | 2016-07-08 | 2016-07-08 | A kind of medical load-engaging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105943093B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106419967A (en) * | 2016-09-30 | 2017-02-22 | 江苏风和医疗器材有限公司 | Assembling method of medical object fetching device |
| CN106974681B (en) * | 2017-04-19 | 2020-05-05 | 微氪医疗器械南通有限公司 | Operation specimen fetching bag and using method thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2098896C (en) * | 1992-06-30 | 2005-03-29 | H. Jonathan Tovey | Specimen retrieval pouch and method for use |
| CN201453363U (en) * | 2009-03-02 | 2010-05-12 | 戚珊红 | Interlocking intramedullary nail with lock hole and lock nail bar in transition fit |
| CN102327134B (en) * | 2010-07-13 | 2013-08-28 | 周星 | Endoscope object taking bag and delivery system |
| US8734464B2 (en) * | 2011-01-06 | 2014-05-27 | Covidien Lp | Surgical retrieval apparatus for thoracic procedures |
| CN103181803A (en) * | 2011-12-30 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Suturing and cutting instrument |
| CN203724201U (en) * | 2014-01-13 | 2014-07-23 | 青岛大学医学院附属医院 | Anterior restoration steel plate |
| CN103800060B (en) * | 2014-01-25 | 2015-12-23 | 山东航维骨科医疗器械股份有限公司 | A kind of spinal column is fixing with the horizontal connected device of low incisura |
| CN103876812B (en) * | 2014-02-20 | 2019-02-12 | 宋若怡 | The Combined type external fixed support and pressure-adjustable fixed arm of adjustable pressure |
| CN104398276A (en) * | 2014-11-13 | 2015-03-11 | 江苏博朗森思医疗器械有限公司 | Disposable object fetching bag for minimally invasive surgery |
| CN104921796B (en) * | 2015-07-08 | 2017-06-20 | 西安交通大学 | A kind of tumorous type knee-joint prosthesis intramedullary needle |
-
2016
- 2016-07-08 CN CN201610539683.7A patent/CN105943093B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105943093A (en) | 2016-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105246538B (en) | Fallopian tubal diagnostic device and method | |
| US20170325798A1 (en) | Wound retractor specimen bag | |
| CN105943093B (en) | A kind of medical load-engaging device | |
| CN106073868B (en) | Medical fetching device | |
| ES2327920T3 (en) | OPTICAL BIOPSY INSTRUMENT. | |
| CN107049206A (en) | Hysteroscope | |
| US7981124B2 (en) | Medical device for applying purse string sutures | |
| CN106419967A (en) | Assembling method of medical object fetching device | |
| CN109480744B (en) | Device for fixing lens in endoscopic surgery | |
| CN209154343U (en) | A kind of Multifunction obstetrical care instrument | |
| ES2379920A1 (en) | Surgical device for extracting surgical specimens | |
| CN105852942B (en) | fixed knot constructs and has its medical load handling device | |
| BR102019016447A2 (en) | VAGINAL SPECULE AND CERVICAL SCREENING KIT | |
| CN106333735B (en) | Centreless puncture outfit | |
| RU2375976C1 (en) | Device for laparoscopy | |
| CN106236215A (en) | A kind of medical load-engaging device | |
| CN205514805U (en) | Stability puncture ware | |
| CN107224311B (en) | One kind is painless to take just equipment | |
| CN208659712U (en) | Pressurized multi-function device after mammary gland invasive surgery | |
| CN106419968A (en) | Medical taking device | |
| CN207429093U (en) | A kind of Sterility patient laparoscopic apparatus | |
| CN101422353A (en) | Novel cavity mirror object-obtaining bag | |
| CN106264434B (en) | A kind of child's Bronchofiberscope operation special fixing device | |
| CN208785046U (en) | Lachrymal sac area and eyelid ice compress cover | |
| CN105852943A (en) | Medicine taking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Dongsheng Road, Jiangyin city 214437 Jiangsu city of Wuxi province No. 6 D3 the first layer Applicant after: Jiangsu wind and medical equipment Limited by Share Ltd Address before: Dongsheng Road, Jiangyin city 214437 Jiangsu city of Wuxi province No. 6 D3 the first layer Applicant before: Jiangsu wind and medical equipment Co., Ltd |
|
| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Baofeng Inventor after: Zhang Fan Inventor after: Chang Jie Inventor before: Sun Baofeng Inventor before: Huang Chen Inventor before: Zhang Fan Inventor before: Chang Jie |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |