CN106028955B - Medical collection bag - Google Patents
Medical collection bag Download PDFInfo
- Publication number
- CN106028955B CN106028955B CN201580009368.7A CN201580009368A CN106028955B CN 106028955 B CN106028955 B CN 106028955B CN 201580009368 A CN201580009368 A CN 201580009368A CN 106028955 B CN106028955 B CN 106028955B
- Authority
- CN
- China
- Prior art keywords
- bag
- cable
- outer bobbin
- collection bag
- cable seat
- 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
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 9
- 238000009987 spinning Methods 0.000 claims description 3
- 238000002674 endoscopic surgery Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 11
- 238000003860 storage Methods 0.000 abstract description 6
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 238000004064 recycling Methods 0.000 description 6
- 210000001835 viscera Anatomy 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000002357 laparoscopic surgery Methods 0.000 description 4
- 239000004952 Polyamide Substances 0.000 description 3
- 238000001727 in vivo Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 229920006122 polyamide resin Polymers 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 210000000436 anus Anatomy 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 210000000554 iris Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00287—Bags 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
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2946—Locking means
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention provides a kind of suitable for the medical collection bag through natural cavity endoscopic surgery (NOTES), even this is that the utensil with flexible long size thin footpath can be inserted into as the pincers road of soft endoscope through natural cavity endoscopic surgery, can also follow the operation for operating at hand and the pouch-shaped on top being become to desired state.Medical collection bag of the invention is made of such as lower component: bag (1), is had through-hole at opening portion edge, is unfolded, is closed;Elastica (2), is inserted through the through-hole of bag, remembers the form for opening portion to be unfolded;Flexible outer bobbin (3), storage pocket and elastica;It connects cable (4), connect with elastica, formed by the flexible metal twisted wire slided in outer bobbin;Outer cylinder tube socket (5), connect with outer bobbin, becomes operation portion;Cable seat main body (6), the outer cylinder tube socket sliding with the operation portion for becoming connection cable is to movable in the axial direction;And cable seat ring (7), it is connected with connection cable, and connect in a rotatable way with cable seat main body, also, the medical collection bag is formed as bag and follows the rotation process of cable seat ring (7) and rotate.
Description
Technical field
The present invention relates to a kind of medical collection bags, more particularly, it relates to a kind of in the surgery hand for having used endoscope
In art, the internal organs cut off in operation are accommodated and are fetched into external medical collection bag.
Background technique
As from the operation that small notch carries out, being difficult to because of the limitation of the notch as Laparoscopic operation
Internal organs cut off during surgery etc. are directly taken out it is external, in addition, in order to do not make in body cavity to cut off when taking out piece discharge,
It disperses, using collection bag, which is being inserted into storage excision piece in the bag (bag) of body cavity by trochar from external, even
Bag is fetched into external together.
As the collection bag of this laparoscopic surgery, for example, proposing the utensil having the following structure: a series of thin
Line has and is drawn out by the through-hole provided around bag opening portion (collection portion) and outer bobbin (longer sleeve) inner cavity
To the free end of the outside of the sleeve;Bag is installed in a manner of the entire surrounding throughout the collection portion;And unit, energy
To front, which is used by trochar for the free end drawing of enough filaments that will be pulled out from the proximal end of the sleeve, so as to
The diameter of collection portion can be continuously reduced and drawing the free end of the filament and continuously closes the opening portion of bag.(patent
Document 1)
In addition, surgical operation is towards in minimally invasive trend, from laparoscopic surgery to rapidly universal single hole now
Formula operation development, and a part operation develops to through natural cavity endoscopic surgery (NOTES), and this is through natural cavity scope
Operation is not provided with any wound in body surface, and carries out surgical operation from the naturally open portion such as mouth, anus by soft endoscope.
About this through surgical instruments such as pliers used in natural cavity endoscopic surgery, need to be inserted into and from by soft interior
Pass through in the length of sight glass, the pincers road of the quantity of thin footpath limitation etc., there are many restrictions, therefore cannot intactly be applicable in so far
Until the utensils such as such used in laparoscopic surgery, previous medical collection bag.
Therefore, as being suitable for through natural cavity endoscopic surgery, medical collection bag that can be applicable from the pincers road of endoscope,
Present inventors have proposed a kind of utensils by being constituted with lower component: bag has through-hole around opening portion;Elastic webbing, from the bag
Through-hole pass through, for being opened and closed bag;Outer bobbin is accommodated in distal end portion to be folded the state of the bag and elastic webbing;Connecting line
Line is connected to the proximal end of the bag, passes through the inner cavity of the outer bobbin and is extended to outside, sliding in the outer bobbin
It is dynamic, it thus releases the bag and elastic webbing that bag is unfolded from outer bobbin, in addition, the elastic webbing is drawn into outer bobbin
It returns, then is stored to close bag;Operation portion is configured at the outer bobbin and connects the proximal end of cable;It can reinflated list
Member can from external freedom be unfolded, close the opening portion of this bag after releasing the bag from outer bobbin, which is suitable for upper
Purposes is stated, the outer bobbin and connection cable have flexible pliability, and outer bobbin is matched with pincers road, outer diameter 1.4mm
The above 5.5mm or less.(patent document 2)
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 5-115493 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2013-208229 bulletin
Summary of the invention
Problem to be solved by the invention
But as described above, in order to which the pincers road using soft endoscope makes collection bag be inserted into target site as access
And bag is unfolded, it is desirable that the utensil is the utensil with the thin footpath of appropriate length, in addition, according to circumstances needing to carry out its bending slotting
The limitation school entered etc. is more, it is not easy to be made in desired movement reflection to the bag on top by the operation at hand of rear end portions.
For example, not necessarily the opening portion in serviceable condition can be unfolded upward in the insertion stage for the bag on top,
It needs to correct direction certainly after deployment.Furthermore, it is also possible to need to adjust opening direction according to the case where operation.
As long as at this point, the collection bag of laparoscopic surgery as such as patent document 1, can using with it is logical as insertion
The outer diameter of utensil is set to that comparison is thick by the adaptable mode of the trochar on road, the length of the bag from operation portion to top without
It is elongated, moreover, movement can be directly reflected on bag, wherein the movement is by that can be applicable in by the insertion of straight line
Rigidity height (pliability is not necessarily required) outer bobbin etc. operate the movement of progress at hand, for example, will not make utensil rotate integrally and
Distortion etc. is generated, the direction for changing bag is also not difficult.
Further, since do not accounted for after storing excision piece in vivo, closing the opening portion of bag in previous utensil, then
The opening of this bag is unfolded, thus, for example wanting to set apart whens there are the tissue etc. of multiple desired recycling to be accommodated in bag
The case where it is inferior, many utensils are not applied for the operation of so-called multiple opening and closing bag in vivo, in addition, i.e. enabled be applicable in also not
It can be from peripheral operation or troublesome in poeration.
On the other hand, as shown in patent document 2, in order to be suitable for being inserted into deviously soft through natural cavity endoscopic surgery
The elongated channel in the pincers road of endoscope, utensil is also required to for outer bobbin etc. to be configured to length, thin footpath, and has pliability,
In this case, being interfered caused by the contact according to as the pincers road with outer bobbin, distorting or stretch as caused by the rigidity deficiency of utensil
Contracting, the sliding part in bending section block, and operation at hand interlocks with being possible to can not be successfully with the bag on top.
Therefore the present invention to be to provide a kind of excellent medical collection bag of availability as project, which is with will be soft
The collection bag that purposes is set as through natural cavity endoscopic surgery etc. that the pincers road of endoscope is inserted into as access, even tool
The utensil of the long size thin footpath of standby flexible pliability, can also follow to operate at hand becomes desired shape for the pouch-shaped on top
State.
The solution to the problem
Medical collection bag of the invention with lower component by being constituted: bag, has a through-hole at opening portion edge, it is deployable and
Close the opening portion;Elastica is inserted through the through-hole of this bag, remembers the shape for the opening portion is unfolded in its natural state
State;Outer bobbin is made of the flexible pitch tube of long size, and the bag and elastica are accommodated in far with the state after being thinned
Side;Cable is connected, is formed by flexible metal twisted wire, which is connected to the elasticity for top end part
The proximal end of line passes through the inner cavity of the outer bobbin and is extended to outside, slides in the outer bobbin, thus by the bag
And elastica releases expansion bag from outer bobbin, in addition, the elastica is retracted into outer bobbin, then is stored and
Close bag;Outer cylinder tube socket is connect with the proximal end of the outer bobbin, as handle part and operation portion;Cable seat, with the company
The proximal end connection of cable is connect, as handle part and operation portion, the cable seat is made of cable seat main body and cable seat ring,
The cable seat main body is slided together with the outer cylinder tube socket, relatively movable in the axial direction, the cable seat ring and the connection cable
Connection, and connect in a rotatable way with cable seat main body, the bag follows the rotation of the cable seat ring and rotates.
In the outer cylinder tube socket, if the slot by extending in long way along axial direction and the cutting as direction circumferential direction in the slot end
Mouthful and the engaging portion that has, in cable seat main body, to have one or have multiple modes on the same axis, be formed with it is described
Slot and the protrusion of engaging portion engaging, by slot and sliding the protrusions snap, to be restrained from axial and rotation
Turn the movement in direction, and by by the protrusions snap in engaging portion, to limit the sliding.
The outer bobbin be formed as the above 1800mm of length 1000mm hereinafter, and be formed as the above 5.5mm of outer diameter 1.4mm with
Under.
The elastica makes top be located at the inside of outer bobbin when being accommodated in outer bobbin, after bag is unfolded, makes elasticity
When line returns to outer bobbin, by being located at the top of elastica in outer bobbin, opening portion becomes air-tight state parcel-like.
Being configured to have as follows can reinflated unit: releasing and be unfolded from outer bobbin, and once closing the bag it
Afterwards, by the way that the opening portion of this bag can be turned off reinflated, in turn from external operation.
Moreover, it is described can reinflated unit formed by knob component, a square end portion of the knob component be connected to the proximal end of bag,
Another party end passes through the inner cavity of the outer bobbin and is extended to outside.At this point, the proximal end of the knob component preferably connects
It is connected to the outer cylinder tube socket.
In addition, it is described can reinflated unit formed are as follows: a square end portion is connected to the proximal end of bag, passes through the outer bobbin
Inner cavity, another party end is connected directly or indirectly to the position interlocked with the connection cable, in the local or whole of the unit
Body includes spring like telescoping member.Moreover, in this case, it is described can reinflated unit preferably pass through connecting spring shape and stretch structure
Part and knob component and formed.
The collection bag is inserted into from pincers road of endoscope etc., is used together with endoscope, such as be suitble to through natural cavity
It is used in endoscopic surgery.
Invention effect
According to the scheme, due to bag, elastica, the outer bobbin, company as the insertion section to the pincers road of soft endoscope
It connects cable and all has pliability, therefore bending can be performed in accordance with insertion path, further, since outer bobbin and connection cable
It is easy thinning and length is sizing, therefore can be set as being suitable for the utensil through technologies such as natural cavity endoscopic surgeries.In addition, logical
It crosses and connection cable is formed by the metallic twisted wire that flexible and rigidity balance is good, torque characteristic is excellent, by the connection cable
It is connected to the elastica for being inserted through the through-hole of bag and is connected to the connection cable and be connected to cable seat master in a rotatable way
The cable seat ring of body is rotated so as to make the bag according to the spinning movement as the cable seat ring operated at hand,
After bag insertion, opening portion can be easily set to be changed upward or during surgery towards arbitrary side by operating at hand
To.Further, since connection cable penetrates through the inner cavity of outer bobbin and cable seat main body and connect with cable seat ring, therefore revolve bag
Without rotating integrally utensil when turning.
In addition, by outer seat of reel have slot and engaging portion, cable seat main body have engage with the slot etc. it is prominent
The portion of rising, thus, it is possible to the movement of axial direction and direction of rotation is correctly restrained from when bag is unfolded and closes.Moreover, by making with not
The top be fixed on the structure for the elastica that the mode of the through-hole of bag has been inserted and be accommodated in the elastica of outer bobbin is located at outer cylinder
Inside pipe, this bag can be set as closed parcel-like when bag is closed, the excision piece discharge recycled will not be made, dispersed.
Moreover, by the way that the length of outer bobbin is formed as 1000mm or more, 1800mm hereinafter, in addition, outer diameter is formed as
Within 1.4mm or more, 5.5mm, can be suitable for through natural cavity endoscopic surgery, such as can be suitable for need will from oral cavity to
It is set as the disease example of equal length inside stomach, is furthermore possible to the pincers road of the soft endoscope of insertion thin footpath, and is successfully operated.
In addition, by have according to from external operation can reinflated bag opening portion unit, in vivo can will
The bag for once closing opening portion is reinflated in a manner of without using utensils such as other pliers.Moreover, by the way that this is reinflated
Unit is set as comprising being extended from bag proximal end to external knob component or by bag proximal end and the spring for connecting cable connection
The unit of shape telescoping member, so that by the opposite sliding action of the operation portion formed by outer cylinder tube socket and cable seat, bag is opened
Oral area can be opened and closed, can be from external easily reinflated or turn off bag.
As described above, the medical collection bag excellent the subject of the invention is to provide a kind of availability, even through certainly
Right cavity endoscopic surgery etc., which is used, is on the way inserted into the pincers road of soft endoscope as access, and has flexible
The utensil of flexible long size thin footpath, can also follow to operate at hand becomes desired state for the pouch-shaped on top.
Detailed description of the invention
Fig. 1 is the monolithically fabricated figure for indicating the embodiment of medical collection bag of the invention.
Fig. 2 is the tip side for indicating the bag comprising above embodiment and the enlarged drawing of bag.
Fig. 3 is the enlarged cross-sectional view for indicating the seating portion of above embodiment.
Fig. 4 is the composition figure for indicating the outer cylinder tube socket of above embodiment and connecting with outer cylinder.
Fig. 5 is to indicate the cable seat of above embodiment and the composition figure for the connection for connecting cable.
Fig. 6 is the expansion for indicating the bag of above embodiment, the schematic diagram of closed state.
Fig. 7 be indicate above-mentioned expansion, closed state operation part at hand schematic diagram.
Fig. 8 be indicate to have in other embodiments of the invention can reinflated unit medical collection bag composition
Figure.
Fig. 9 is the explanatory diagram for indicating operation and the movement of above embodiment.
Figure 10 be indicate it is different from the embodiment described above can reinflated unit major part composition figure.
Specific embodiment
Hereinafter, the embodiment of medical collection bag of the invention is described in detail referring to attached drawing.
Fig. 1 shows the monolithically fabricated figures of present embodiment.The medical collection bag of the method is suitable for through natural cavity
Endoscopic surgery is inserted into the internal organs collection bag operated from the pincers road of soft endoscope, and being will be by the tissue of operation excision
It is housed in bag, and is recovered to external internal organs collection bag in the state of closing bag.
This collection bag by being constituted substantially with lower component: bag 1 has through-hole 11 around the edge part as opening portion,
And position is equipped with notch 12 at the one of the through-hole 11, and above-mentioned tissue is stored for being unfolded and closing opening portion;Elasticity
Line 2 maintains the expansion mode of bag 1 to pass through and insert through-hole 11 from the notch 12 of this bag 1, remember for nature (from
Outer bobbin state outstanding) under make opening portion be unfolded form;Outer bobbin 3 is formed by flexible pitch tube, the pliability resin
It manages to have and the bag 1 and elastica 2 can be folded to the internal diameter that be allowed to be thinned and be contained in distal end portion and from soft endoscope
The pluggable outer diameter in road is clamped, which is formed as than the pincers road longer dimension;Cable 4 is connected, by flexible metal
Twisted wire is formed, which connect with the proximal end of the elastica 2, and the inner cavity of break-through outer bobbin 3 is simultaneously prolonged
Setting is stretched to cable seat ring 7, is slided in outer bobbin 3;Outer cylinder tube socket 5 is connect, as handle part with the proximal end of outer bobbin 3
And operation portion;Cable seat main body 6 is inserted into the outer cylinder tube socket 5, as handle part slidable in the axial direction and operation
Portion;And cable seat ring 7, it is connected with the proximal end of the connection cable 4, and be connected to cable seat master in a rotatable way
Body 6.
Then, each section is described in detail.The A of Fig. 2 indicates the bag comprising the state after the bag of the method is unfolded
Tip side amplification partial sectional view, B indicates that bag from rear side from, the A of Fig. 3 indicate after bag is unfolded comprising composition
The enlarged cross-sectional view of the base end side of the handle part of state and the outer cylinder tube socket of operation portion and cable seat, B are indicated part of it
Figure has been further amplified in (annulus irises out portion).Moreover, Fig. 4 indicates the coupling part of outer bobbin and outer cylinder tube socket, the A of Fig. 5 is indicated
The coupling part of cable and cable seat is connected, B indicates the amplified partial sectional view of cable seat ring.
To the excision piece of internal organs etc. carry out storage recycling bag 1 in view of thin and pliable and not easily damaged intensity, with
And the resins in film form piece of polyolefin, polyamide resin etc. is formed as into unlimited setting in endoceliac shape recovery
Shape has bottom bag, and the edge as the opening portion of this bag 1 is turned down one week, bonding or heat welded are carried out, is formed and is used as interpolation
The through-hole 11 of the annulus of aftermentioned elastica 2 is provided as described in the position of the proximal end of the bag as the through-hole 11
The notch 12 of the insert port (outlet) of elastica 2.Although if the size of bag 1, shape are suitably set depending on the application,
But in this example, in order to be suitable as main purposes of the invention through natural cavity endoscopic surgery, can be contained in
3 in aftermentioned outer bobbin, and the size that can be successfully used during recycling etc., be formed as the following cage with bottom surface
Shape: long 15mm or more the 60mm of longitudinal direction (axial direction) hereinafter, long 15mm or more the 40mm of short side direction (width direction) hereinafter, depth
Degree 20mm is hereinafter, opening portion is formed as round or ellipticity.In addition, using the polyamide resin of film thickness 0.03mm as material
To be formed.
The elastica 2 for the opening and closing device for maintaining and closing as the expansion for the bag 1, with what is do not fixed with bag 1
It being inserted in state inside the annulus of the through-hole 11 of the edge part as the bag 1, both ends are pulled out from the notch 12,
The distal end portion of aftermentioned connection cable 4 is connected to via top bushing 23.In addition, although elastica 2 is by remembering for from outer cylinder
Pipe 3 make when releasing bag 1 in the tubular shape (in this example be round or elliptical shape) of opening superelastic alloy (in this example,
Ni-Ti alloy) formed, but tip portion as when making to store to inner bobbin 3 when folding and unfolding it is cyclic annular all at
Vertical shape forms the protruding part 22 of tip flexion.On the other hand, the both ends as proximal end for having continued tubular shape are straight
Linearly extend, be connected to top bushing 23 in a manner of riveting, weld etc. as described above, is connected to connection cable 3.
Outer bobbin 3 be suitable as the purpose of the method through natural cavity endoscopic surgery, it is soft as can swimmingly be inserted into
The outer bobbin of the long size of the thin footpath of formula endoscope and flexible pincers road, it is flexible by the small fluororesin of skin friction resistance etc.
Property pitch tube formed, be sized for common soft endoscope, in addition, together in view of apart from operative site length,
Length is set as 1000mm or more, 1800mm hereinafter, internal diameter as the channel for being suitable for common soft endoscope by operability
The outer bobbin of range (2.0mm~5.5mm type), is set as 1.4mm or more 5.5mm or less for outer diameter and (is set as 1.8mm in this example
(2.0mm type) and 2.5mm (2.8mm type)).
Herein, when being set as length to be less than 1000mm, it can not be adapted to the length of soft endoscope, when than 1800mm long
When, since remainder is elongated, elasticity dies down, and operability is deteriorated.On the other hand, it is set when by the outer diameter of outer bobbin 3
When for less than 1.4mm, since internal diameter also becomes smaller certainly, therefore, it is difficult to accommodate to have effectively greatly as the utensil of excision piece recycling
Small bag 1, on the other hand, when outer diameter is set as bigger than 5.5mm, since the channel of soft endoscope can not be inserted into,
It can not be suitable for through natural cavity endoscopic surgery.
In addition, in the inner cavity of 3 distal end portion of outer bobbin, since the bag 1 and elastica 2 are inserted with the state rolled or folded
Enter, aftermentioned connection cable 4 is also interpolated, therefore preferably ensures that inner diameter size is that the range of damaging problem will not occur in intensity
Size, also this means that being recommended to use the high fluororesin etc. of the thin and strong degree of thickness.On the other hand, although the end 33 of proximal end
It expands into coniform, the extension is connected to aftermentioned outer cylinder tube socket 31 across attachment cap 56, but in order to prevent in outer cylinder
The elasticity of the proximal end part of pipe 3 bends and improves the operability of the insertion etc. to pincers road, and in order to reliably carry out with outside
The connection of seat of reel 5 improves rigidity from the reinforced pipe 32 of seat side exterior 100mm or so.
Connection cable 4 is formed as having both appropriate pliability and rigidity, and being twisted the metal fines such as more stainless steels
The twisted wire of formation is set as the length being adapted to the outer bobbin 3 and the outer diameter swimmingly slided in outer bobbin 3, warp
Distal end portion is connected to the end of elastica 2 by top bushing 23.On the other hand, although proximal end is connected to aftermentioned cable seat
Ring 7, but the conduit 41 that never needs to the flexible interconnecting piece exterior 240mm of nearside end side or so improves rigidity, mentions
It is high towards axial movement and towards the operability of direction of rotation.
Moreover, the metallic twisted wire is other than having above-mentioned pliability and rigidity simultaneously, due to that will not stretch towards axial
Contracting, torque characteristic are excellent, further, since biggish face will not occur with outer bobbin 3 with the phases large specific surface area such as metal wire and connect
Touching, sliding in outer bobbin is good and does not generate strong frictional force, therefore, even if 3 thin footpath of outer bobbin, long axis and curved in midway
Song, can also follow aftermentioned outer cylinder tube socket 5 and cable seat main body 6 towards axial relative movement and the rotation of cable seat ring 7
Operation, the elastica 2 (bag 1) for being connected to distal end portion are rotated toward desired direction, in addition, also can reliably carry out protruding, receive
The operation received.
The operation portion of this collection bag is made of outer cylinder tube socket 5, cable seat main body 6 and cable basic ring 7, the outer cylinder tube socket 5
The proximal end for connecting outer bobbin 3, carries out holding operation, which is connected to the proximal end of connection cable 4 and carries out handle
Operation is held, outer cylinder tube socket 3 is the long ruler of the interpolation cable seat main body 6 in a manner of slidable in the inside formed by synthetic resin
Very little cylinder, interconnecting piece of the top end part as outer bobbin 3 and reinforced pipe 32, is formed with pin thread 55, across 3 end of outer bobbin
32 end of extension and reinforced pipe enlarged portion, tighten connection and being formed with attachment cap 56 of negative thread.
Moreover, being provided with the slot 51 for sliding cable seat main body 6 in the axial direction in side surface part, be formed as in slot
51 rear end have make the cable seat main body 6 slightly rotate can block mutually, locking engaging portion 52.In addition, being formed
For to outer bobbin 5 install when have it is necessary, make for be connected to the slot 51 aftermentioned cable seat main body 6 it is locking dash forward
Play 63 notch 54 passed through from the slot 51, and the relief portion 53 for locking protrusion 63 to be embedded in engaging portion 52.
Cable seat main body 6 has the access of connection cable 4 and transtracheal catheter 41 in inside, by that slidably interior can insert in
The sliding part 62 of rodlike cylinder in the outer bobbin 5 and as operation portion handle part 61 formation, in the side of sliding part 62
Top end part has locking protrusion 63, which is sticked in the slot 51 of the outer cylinder tube socket 5 and slides in the axial direction, furthermore
It is embedded in engaging portion 52, moreover, in this example, being configured to be to have multiple inductions on same axis to dash forward with the locking protrusion 63
Play 64.
According to the composition, in the expansion of the bag 1 from outer bobbin 3, storage (closing of bag 1) of elastica 2, due to cable
The locking protrusion 63 of line seat main body 6 is slided along the slot 51 of outer cylinder tube socket 5, therefore is limited towards the movement of axial direction and peripheral direction
System, in addition, engaging portion 52 is sticked in by locking protrusion 63, so as to reliably keep closing, the sealing state of bag.
In addition, being configured to have aftermentioned cable seat ring 7 in handle part 61 and as the rotation for the interconnecting piece that can be rotated
Slide receiving portion 65.
The connection cable 4 and conduit 41 are connected to the cable connection portion of tip side by bonding etc. by cable seat ring 7
71, in addition, being formed as the rotational slide rotational slip part 72 can be embedded in in a manner of rotational slide the cable seat main body 6
Receiving portion 65 is simultaneously attached, and in this example, is embedded in bolt 73 in rear end.
According to the above configuration, connection cable 4 is connected to cable seat ring 7, by with can be with 6 rotational slide of cable seat main body
Mode is formed, and outer cylinder tube socket 5, cable seat main body 6 can not be made to rotate, only change bag by the rotation process of cable seat ring 7
Direction.
Then the operation of the method and work are illustrated.Fig. 6 is the state of the bag under each operational phase, and A indicates behaviour
Bag is stored the stage before making, and B indicates the stages of deployment of bag, and C indicates the closed stage of bag.In addition, Fig. 7 is indicated and each stage pair
The state for the operation portion at hand answered.
The insertion stage in the pincers road before use and to soft endoscope, elastica 2 are pressed into linearly in the axial direction,
Bag 1 invests elastica 2 and the state folded is accommodated in the distal end portion of outer bobbin 3 completely to twine.(Fig. 6 A) at this point, operation portion cable
The locking protrusion 63 of line seat main body 6 is located at the rearmost end of the slot 51 of outer cylinder tube socket 5, sliding in cable seat main body 6 62 from
The state that outer cylinder tube socket 5 highlights.(Fig. 7 A)
By making the locking protrusion 63 of cable seat main body 6 advance up to slot relative to outer cylinder tube socket 5 from the storage stage
51 top, so that bag 1 and elastica 2 are prominent from outer bobbin 3, bag is unfolded by the elastic restoring force of elastica 2.(figure
6B, Fig. 7 B)
After carrying out tissue recycling by bag 1, by make the locking protrusion 63 of cable seat main body 6 relative to outer cylinder tube socket 5 after
It moves back until the rear end of slot 51, so that only elastica 2 is drawn into outer bobbin 3, bag 1 is confined to parcel-like and closes, moreover, logical
Crossing slightly to rotate just makes locking protrusion 63 be embedded in engaging portion 52, to securely maintain the closed state.(Fig. 6 C, Fig. 7 C)
Fig. 8 be have in other embodiments of the invention can reinflated unit collection bag, A indicate top end part
Point, B indicates operation part at hand.This example can reinflated unit silk thread distal end 81 is connected to the proximal end of bag, with
Connection cable 4 mode arranged side by side passes through from the inner cavity of outer bobbin 3, by connecting as by another party end (silk thread proximal end 82)
It is connected to the silk thread 8 of the knob component of outer cylinder tube socket 5 and is formed.
Although high-intensitive polyamide, the metal wire etc. that the silk thread 8 as the knob component passes through not extensibility
(being the line of polyamide in this example), and silk thread distal end 81 is fixed on to the proximal end of bag 1 by ligaturing etc., from
The inner cavity of the outer bobbin 3 passes through, and silk thread proximal end 82 is connected to outer cylinder tube socket 5, but in this example, in outer seat of reel
5 position appropriate setting silk thread taking-up hole 57, from the taking-up hole 57 take out silk thread 8 silk thread proximal end 82, by
Outside ligation is bonded to be fixedly connected.In addition, silk thread 8 is set as being nearly seated at housing when bag 1 is prominent from outer bobbin 3
The length of the top end part of pipe 3, length (outer cylinder tube socket 5 and the cable of the protrusion of this bag 1 under the receiving state before bag 1 is prominent
The length of the sliding of line seat main body 6) it is contained in outer bobbin 3 with bending state, it is set as being turned by the protrusion of bag 1 completely
The state of opening.Can be carried out from there through the opening and closing operations from the bag 1 in peripheral operation portion it is reinflated, turn off.It needs
Bright, the connection unit of thread end is not limited to this example, after bag 1 is protruded from outer bobbin 3, as long as silk thread distal end
81 proximal ends for being maintained at bag 1 will not be from the unit at the mobile position of the apical position of outer bobbin 3.In addition, from outer cylinder
When silk thread 8 is taken out in the taking-up hole 57 of tube socket 5, even if the taking-up hole 57 is not fixed in the end of line, by making the prominent of bag 1 in advance
Part (part for being bent it in outer bobbin) is longlyer prominent out, can also obtain identical with this example reinflated, again
The effect of closing.
Fig. 9 is the schematic diagram for indicating operation and the work of the method, and A indicates the state when bag storage before use, and B is indicated
State when bag expansion, C indicate state when bag is closed, the state of D has indicated reinflated bag.For the basic behaviour of the method
Make, work, due to identical as above-mentioned embodiment, only to the silk thread 8 of reinflated unit and reinflated supplements.Make
With preceding, so that length outstanding (length of the sliding of outer cylinder tube socket 5 and cable seat main body 6) the curved state in part of bag is by silk
Line 8 is contained in inner bobbin 3 (figure A), when making cable seat main body 6 advance and making bag 1 prominent from outer bobbin 5, expansion, is connected to
The silk thread distal end 81 of the proximal end of bag 1 is nearly seated at the top end part of outer bobbin 3, which becomes tensioning in inner bobbin 3
State (figure B).Moreover, although elastica 2 returns to when making cable seat main body 6 retreat and close bag 1 after tissue recycling
3 in outer bobbin, but since silk thread 8 is connected to the proximal end of the bag 1 highlighted, it will not return, as the interconnecting piece
The position of silk thread distal end 81 will not change and maintain the state (figure C) opened completely.
Although usually bag 1 is recovered in vitro, due to certain reasons together with soft endoscope in this state
In the case where reinflated bag 1, by making cable seat main body 6 advance relative to outer cylinder tube socket 3 again, so that elastica 2 is from outer cylinder
Pipe 3 is prominent, and on the other hand, since the proximal end (silk thread 8) of bag does not change position, bag 1 is together with the opening of elastica 2
Naturally reinflated (figure D).
Figure 10 indicate as it is of the invention can reinflated unit other embodiments and used spring like to stretch structure
The main composition portion of the example of part, A indicate the state (before use and state of expansion bag) that spring like telescoping member is shunk, and B is indicated
The state (state for closing bag) of elongation.This example can reinflated unit use by metal is formed nature contraction shape
The spring 9 of state is used as spring like telescoping member, and is connected to the distal end portion of conduit 41, and the conduit 41 is covered the spring 9
A square end portion (proximal end) be linked in connection cable 4 the cable 4, by the distal end of the spring 9 be connected to metal wire or
A square end portion (silk thread proximal end 82) for the silk thread 8 of the high-intensity resins such as polyamide, this can reinflated unit pass through by
Be formed as a series of silk thread 8 and the spring 9 that the silk thread distal end 81 of the silk thread 8 is connected to the proximal end of bag 1 are constituted.
As the silk thread 8 of the method, line identical with above-mentioned embodiment is connected to the proximal end of bag 1, with connection
Cable 4 is connected to the distal end of spring 9 side by side and by the inner cavity of outer bobbin 3 and outer cylinder tube socket 5 as described above.Spring 9 with
The mode of the periphery of covering connection cable 4 is arranged, and distal end is connected to silk thread 8, and proximal end is connected to and covers and adds
The conduit 41 of the periphery of the strong connection cable 4.Here, conduit 41 by with connect cable 4 and be connected to cable seat ring 7 together,
To the movement for carrying out with connecting the gearing of cable 4.
Basic operation and movement for the method, due to identical as above-mentioned embodiment, only to can be reinflated
The movement of the spring 9 of unit remarks additionally.When bag 1 is contained in outer bobbin 3 before, spring 9 is nature
Contraction state (figure A), silk thread 8 is different from the embodiment described above, the state in no curved tensioning.Then, make
When cable seat main body 6 advances and makes prominent bag 1, expansion, silk thread 8 and spring 9 slide with also keeping intact, and the spring 9 is not from receipts
The state change of contracting.Moreover, when retracting cable seat main body 6 and closing bag 1, due to being connected to the silk thread distal end 81 of bag 1
It is stopped in the top end part of outer bobbin 3, connection cable 4 retreats, therefore spring 9 becomes the state (figure B) of elongation, by by cable seat
The locking protrusion 63 of main body 6 is sticked in the engaging portion 52 of outer cylinder tube socket 5, so as to maintain the state of the elongation.
In the case where bag 1 reinflated from the state, by releasing the engaging of locking protrusion 63, make cable seat main body 6
It slides forwards, to return to original contraction state (figure A) by the restoring force of spring 9, the position of silk thread 8 does not change
And elastica is prominent, thus bag 1 is reinflated.
Such as above embodiment, be used only knob shape component (such as silk thread 8) as can reinflated unit in the case where, can
The silk thread distal end 81 of reinflated unit connects the proximal end for being set in bag 1, and proximal end connection is set in outer bobbin 3, outer
The position that do not slide that seat of reel 5 etc. and outer bobbin 3 interlock, in the feelings using spring like contraction members (such as spring 9)
Under condition, can the silk thread distal end 81 of reinflated unit connect and be set in the proximal end of bag 1, proximal end connection is set in connection
Cable 4, conduit 41 or cable seat ring 7 etc. interlock the position slided with cable 4 is connect.As a result, only by operating at hand
The outer cylinder tube socket 5 in portion and the slide of cable seat main body 6, energy is reinflated and then turns off the bag 1 once closed.
Description of symbols
1. bag
11. through-hole
12. notch
2. elastica
21. be open expanding unit
22. protrusion
23. top bushing
3. outer bobbin
31. proximal end
32. reinforced pipe
33. proximal end
4. connecting cable
41. conduit
5. outer cylinder tube socket
51. slot
52. engaging portion
54. slit
55. cap interconnecting piece
56. attachment cap
57. silk thread takes out hole
6. cable seat main body
61. handle part
62. sliding part
63. locking protrusion
64. inducing protrusion
65. ring receiving portion
7. cable seat ring
71. cable connection portion
72. rotational slip part
73. bolt
8. silk thread
81. silk thread distal end
82. silk thread proximal end
9. spring
Claims (11)
1. a kind of medical collection bag, which is characterized in that by being constituted with lower component:
Bag has a through-hole at opening portion edge, and deployable and close the opening portion;
Elastica is inserted through the through-hole of this bag, and the form remembered for the opening portion is unfolded in its natural state;
Outer bobbin is made of the flexible pitch tube of long size, and the bag and elastica are received with the state being thinned
It is contained in distal end portion;
Cable is connected, is formed by flexible metal twisted wire, which is that top end part is connected to the bullet
The proximal end of property line, and the inner cavity of outer bobbin described in break-through is extended to outside, and the pliability slided in the outer bobbin
Metallic twisted wire;
Outer cylinder tube socket is connect with the proximal end of the outer bobbin, has the slot extended in long way along axial direction, become handle part and
Operation portion;And
Cable seat connects with the proximal end of the connection cable, becomes handle part and operation portion,
The cable seat is made of cable seat main body and cable seat ring, which has one or have on the same axis more
The protrusion that a slot with the outer cylinder tube socket engages, and slide with the outer cylinder tube socket to movable in the axial direction, it should
Cable seat ring and the connection cable connect, and are rotatably attached with the cable seat main body,
The bag follows the spinning movement of the cable seat ring and rotates,
The cable seat main body is not rotated because of the spinning movement of the cable seat ring.
2. medical collection bag according to claim 1, wherein
In the outer cylinder tube socket, equipped in the end of the slot as the engaging portion having towards circumferential notch,
The protrusion engages with the engaging portion.
3. medical collection bag according to claim 1 or 2, wherein
The outer bobbin is formed as the above 1800mm or less of length 1000mm.
4. medical collection bag according to claim 1 or 2, wherein
The outer bobbin is formed as the above 5.5mm or less of outer diameter 1.4mm.
5. medical collection bag according to claim 1 or 2, wherein
For the elastica when being accommodated in outer bobbin, top is located at the inside of outer bobbin.
6. medical collection bag according to claim 1 or 2, wherein
Have: can reinflated unit, released from outer bobbin and the bag be unfolded, and after once closing, can from it is external again
The opening portion of this bag is unfolded.
7. medical collection bag according to claim 6, wherein
It is described can reinflated unit formed by knob component, a square end portion of the knob component is connected to the proximal end of bag, another square end
The inner cavity of outer bobbin described in portion's break-through is simultaneously extended to outside.
8. medical collection bag according to claim 7, wherein
The proximal end of the knob component is connected to the outer cylinder tube socket.
9. medical collection bag according to claim 6, wherein
It is described can reinflated unit formed are as follows: a square end portion is connected to the proximal end of bag, and the inner cavity of outer bobbin described in break-through, separately
One square end portion be connected directly or indirectly to it is described connection cable interlock position, this can reinflated unit it is local or whole
Body contains spring like telescoping member.
10. medical collection bag according to claim 9, wherein
It is described can reinflated unit formed by connecting spring shape telescoping member and knob component.
11. medical collection bag according to claim 1 or 2, wherein
The collection bag is inserted into from the pincers road of endoscope, is used together with endoscope.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014-028531 | 2014-02-18 | ||
JP2014028531 | 2014-02-18 | ||
PCT/JP2015/054447 WO2015125826A1 (en) | 2014-02-18 | 2015-02-18 | Medical collection bag |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106028955A CN106028955A (en) | 2016-10-12 |
CN106028955B true CN106028955B (en) | 2019-05-14 |
Family
ID=53878326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580009368.7A Active CN106028955B (en) | 2014-02-18 | 2015-02-18 | Medical collection bag |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6530370B2 (en) |
CN (1) | CN106028955B (en) |
WO (1) | WO2015125826A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105816207B (en) * | 2016-05-19 | 2018-09-14 | 武汉百格资产管理有限公司 | A kind of bag opening structure and the laparoscopic swabbing bag using the bag opening structure |
CN112165912B (en) * | 2018-06-15 | 2024-05-17 | 奥林巴斯株式会社 | Medical treatment device |
CN114302683B (en) * | 2019-10-24 | 2024-04-26 | 奥林巴斯株式会社 | Needle holder for endoscope and method for operating suture needle |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3417727B2 (en) * | 1995-06-19 | 2003-06-16 | ペンタックス株式会社 | Basket-type gripper for endoscope |
JP3417778B2 (en) * | 1997-01-17 | 2003-06-16 | ペンタックス株式会社 | Endoscope treatment tool |
US8021372B2 (en) * | 2001-07-05 | 2011-09-20 | Annex Medical, Inc. | Medical retrieval device with independent rotational means |
CN101022840B (en) * | 2004-08-09 | 2011-01-19 | 泰科保健集团有限合伙公司 | Medical skin applicator apparatus |
CN101589943B (en) * | 2008-05-30 | 2011-03-30 | 普威国际有限公司 | Separable tissue-fetching bag device |
US9370341B2 (en) * | 2008-10-23 | 2016-06-21 | Covidien Lp | Surgical retrieval apparatus |
JP5919063B2 (en) * | 2012-03-30 | 2016-05-18 | 株式会社八光 | Medical collection bag |
CN203122579U (en) * | 2013-03-18 | 2013-08-14 | 黄英 | Laparoscope object taking device |
-
2015
- 2015-02-18 JP JP2016504137A patent/JP6530370B2/en active Active
- 2015-02-18 WO PCT/JP2015/054447 patent/WO2015125826A1/en active Application Filing
- 2015-02-18 CN CN201580009368.7A patent/CN106028955B/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2015125826A1 (en) | 2015-08-27 |
CN106028955A (en) | 2016-10-12 |
JPWO2015125826A1 (en) | 2017-03-30 |
JP6530370B2 (en) | 2019-06-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20200289103A1 (en) | Adapter for Attaching Devices to Endoscopes | |
US8062310B2 (en) | Clipping instrument for an endoscopic surgical device | |
JP5145113B2 (en) | Endoscope operation part | |
EP2934347B1 (en) | Applicators for modular magnetic anastomosis device | |
US20080306493A1 (en) | Clipping instrument for an endoscopic surgical device | |
US11241249B2 (en) | Endoscopic snare | |
JP2009279411A (en) | Endoscopic apparatus | |
JP2009529398A (en) | Clip device and protective cap for retracting target tissue into protective cap prior to clip deployment | |
CN106028955B (en) | Medical collection bag | |
US11147564B2 (en) | Tissue clip devices, systems, and traction methods | |
CN110087526A (en) | System for chamber minimally-invasive treatment | |
US10888308B2 (en) | Tissue collector | |
US20170265723A1 (en) | Assist device and endoscope system | |
US9439648B1 (en) | Suture passer with retractable needle sheath | |
JP2009056054A (en) | Endoscope guiding tube device | |
JP2009056056A (en) | Endoscope guiding tube device | |
JP2010207340A (en) | Endoscope guiding tube device | |
EP3320866A1 (en) | Medical instrument introduction device | |
JP6203034B2 (en) | Medical treatment tool | |
JP5235772B2 (en) | Endoscope guide tube device | |
CN215778290U (en) | Novel minimally invasive surgery is with once only getting thing bag | |
JP5919063B2 (en) | Medical collection bag | |
KR102593540B1 (en) | Endoscope clip device with multi-directional adjustment | |
JP2005237431A (en) | Treatment tool for endoscope | |
CA2731531A1 (en) | Surgical access port |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |