CN107647903A - A kind of laparoscope punctures pull needle and traction method - Google Patents
A kind of laparoscope punctures pull needle and traction method Download PDFInfo
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- CN107647903A CN107647903A CN201710946521.XA CN201710946521A CN107647903A CN 107647903 A CN107647903 A CN 107647903A CN 201710946521 A CN201710946521 A CN 201710946521A CN 107647903 A CN107647903 A CN 107647903A
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- puncture needle
- draught line
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- transverse arm
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
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Abstract
The present invention provides a kind of laparoscope and punctures pull needle and traction method, wherein, pull needle includes：Puncture needle, draw-gear and pushing ram；Pushing ram inserts the inner chamber of puncture needle from the top of puncture needle, draw-gear is located at the inner chamber of puncture needle, draw-gear includes transverse arm, silk arm and draught line, transverse arm and silk arm, which intersect, to be connected as cross, the top of silk arm is connected with draught line, and transverse arm is flexible, and transverse arm and silk arm are located at the lower section of pushing ram, draught line is located at the side of pushing ram, and the free end of draught line passes at the top of puncture needle.A kind of laparoscope puncture pull needle provided by the invention and traction method can realize the traction to organ-tissue, it is and simple in construction, reasonable in design, easy to operate, multiple towing points can be set, so as to obtain preferable visual area exposure, and traction just only can be realized by draught line, patient trauma can be reduced, and cost is relatively low.
Description
Technical field
The present invention relates to technical field of medical instruments, and pull needle and traction side are punctured more particularly, to a kind of laparoscope
Method.
Background technology
Have the advantages that patient trauma is small, the hospital stays is short, post-operative recovery is fast using laparoscope micro-wound surgical operation.But
Because its process for exposing is limited to by means, apparatus, space and visual angle and the visual field in laparoscopic surgery, therefore exposure is not good enough, behaviour
Make relatively difficult.It is generally necessary to increase puncturing hole, increase assistant helps to expose, in favor of operation technique.Operation is usual
Operator and 2 assistants are needed to complete jointly.Assistant using apparatus assist visual area exposure and counterextension, in operation, visual area it is sudden and violent
Cooperation between dew and operator is particularly critical, if the visual area exposure and counterextension cooperation of assistant be not good enough, not only influences
Procedure, extend operating time, or even occur than more serious complication.In order to effectively improve the exposure of visual area, there is art
Person's use is done an auxiliary operation hole more and achieved the goal using fan-shaped tractor.
Chinese patent CN202908760U discloses spleen traction rope sleeve under a kind of laparoscope, including pull rope, pull rope
One end be fixed with puncture needle, the other end of pull rope is connected with ribs of the fan rope by the collar, is connected with ribs of the fan rope for being locked
The fan edge set of spleen, puncture needle, pull rope, the collar and folding ribs of the fan rope and fan edge set are all positioned in traction tube.Should
Spleen traction rope sleeve is overcome in art around pedicle of spleen and pedicle of spleen the defects of difficult exposure under laparoscope, but structure is complex,
And spleen is directed to, applicability is smaller.
Chinese patent CN204306855U discloses a kind of traction element, including puncture component, elastic component, the puncture component with
The elastic component is fixedly connected.Traction element fixes surgical tissue using puncture component, then provides elastic force by elastic component to realize
The effect of traction.During operation, fixing elastic component using surgical clamp just can easily and quickly fixed traction part.However, the traction
Part fixes surgical tissue using puncture component, and the damage to tissue is bigger.
The device generally existing structure of existing traction surgical tissue is complex or can cause larger wound to tissue
The deficiency of wound, has much room for improvement.
The content of the invention
The present invention provide it is a kind of overcome existing traction surgical tissue device generally existing structure is complex or meeting
The problem of larger wound is caused to tissue or a kind of laparoscope for solving the above problems at least in part puncture pull needle and
Traction method.
According to the first aspect of the invention, there is provided a kind of laparoscope punctures pull needle, and the pull needle includes：Puncture needle, lead
Leading-in device and pushing ram；The pushing ram inserts the inner chamber of the puncture needle, the draw-gear from the top of the puncture needle
Positioned at the inner chamber of the puncture needle, the draw-gear includes transverse arm, silk arm and draught line, and the transverse arm and the silk arm intersect
It is connected and is connected for cross, top and the draught line of the silk arm, the transverse arm is flexible, the transverse arm and the silk
Arm is located at the lower section of the pushing ram, and the draught line is located at the side of the pushing ram, and the free end of the draught line is from institute
State and passed at the top of puncture needle.
On the basis of such scheme, the draw-gear is at the inner chamber of the puncture needle, the both ends folding of the transverse arm
Overlapping is contracted；For the draw-gear at the outside of the puncture needle, the both ends stretching, extension of the transverse arm recovers horizontal position.
On the basis of such scheme, the length of the pushing ram is more than or equal to the length of the puncture needle.
On the basis of such scheme, the length of the draught line is more than the length of the puncture needle.
On the basis of such scheme, oblique tip is formed on the bottom of the puncture needle.
On the basis of such scheme, the material of the transverse arm includes medical plastic.
On the basis of such scheme, the draught line includes operation suture thread.
According to the second aspect of the invention, there is provided a kind of traction method that pull needle is punctured based on laparoscope, this method bag
Include：When the bottom of puncture needle passes the organ that need to be drawn, pushing ram is promoted, by transverse arm and silk arm from the bottom of the puncture needle
Release；Extract the puncture needle and the pushing ram out from the organ, the free end of draught line is located at the one of the organ
Side, the transverse arm and the silk arm are located at the opposite side of the organ.
On the basis of such scheme, a kind of traction method that pull needle is punctured based on laparoscope is also included：From the device
After extracting the puncture needle and the pushing ram in official out, the organ is led by the free end for adjusting the draught line
Draw.
On the basis of such scheme, before operation terminates, by pulling the transverse arm and the silk arm by the traction
Line is extracted out from the organ.
A kind of laparoscope provided by the invention punctures pull needle and traction method, by setting draught line to be connected with silk arm,
And the free end of draught line is always situated in the top outer of puncture needle so that draw-gear can pass through organ-tissue, and make horizontal stroke
Arm and silk arm are located at the side of organ-tissue, and the free end of draught line is located at the opposite side of organ-tissue, can be achieved to organ
The traction of tissue, and it is simple in construction, reasonable in design, easy to operate, multiple towing points can be set, it is sudden and violent so as to obtain preferable visual area
Reveal, and be adjusted merely by draught line just to realize traction, patient trauma can be reduced, and cost is relatively low.
Brief description of the drawings
Fig. 1 is the structural representation that pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention；
Fig. 2 is the structural representation that puncture needle in pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention；
Fig. 3 is the structural representation that pushing ram in pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention；
Fig. 4 is the structural representation that draw-gear in pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention；
Fig. 5 is the structural representation that pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention；
Fig. 6 is that the traction state that draw-gear in pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention is illustrated
Figure；
Fig. 7 is the dismounting schematic diagram that draw-gear in pull needle is punctured according to a kind of laparoscope of the embodiment of the present invention.
Description of reference numerals：
1-puncture needle；2-pushing ram；3-transverse arm；
4-silk arm；5-draught line；6-organ；
7-stomach wall；8-surgical clamp；9-surgical scissors.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
The present embodiment provides a kind of laparoscope according to the present invention and punctures pull needle, and with reference to figure 1, the pull needle includes：Puncture
Pin 1, draw-gear and pushing ram 2；The pushing ram 2 inserts the inner chamber of the puncture needle 1, institute from the top of the puncture needle 1
The inner chamber that draw-gear is located at the puncture needle 1 is stated, the draw-gear includes transverse arm 3, silk arm 4 and draught line 5, the transverse arm
3 and the silk arm 4 intersect and be connected as cross, the top of the silk arm 4 is connected with the draught line 5, and the transverse arm 3 has bullet
Property, the transverse arm 3 and the silk arm 4 are located at the lower section of the pushing ram 2, and the draught line 5 is located at the side of the pushing ram 2
Side, the free end of the draught line 5 pass from the top of the puncture needle 1.
The present embodiment provide a kind of laparoscope puncture pull needle concrete structure be：Puncture needle 1 is existing medical technology
In commonly use puncture needle, there is a needle tubing, the both ends open of needle tubing.Puncture needle 1 is used to puncture organ-tissue.With reference to
Fig. 2, the top of puncture needle 1 are provided with block, are to facilitate man-hour manually hand-held to carry out puncture procedure.
With reference to figure 3, pushing ram 2 is a stock, and the shape of pushing ram 2 can be cylinder, or square, to this not
It is construed as limiting.Pushing ram 2 can be hollow-core construction, or solid construction, and this is not construed as limiting.The material of pushing ram 2 is not also made
Limit, medical demands can be met.The inner chamber for being dimensioned to meet to be inserted into puncture needle 1 of pushing ram 2.
Pushing ram 2 is mainly used in promoting transverse arm 3 in draw-gear and silk arm 4 in the inner chamber of puncture needle 1 towards puncture needle 1
Bottom movement.Block is set at the top of pushing ram 2, is equally to facilitate man-hour manually hand-held to carry out promotion operation.
With reference to figure 4, draw-gear includes：Transverse arm 3, silk arm 4 and draught line 5, the middle part of transverse arm 3 and the middle part of silk arm 4 are handed over
Fork is connected as cross.The top of silk arm 4 is connected with one end of draught line 5, and the other end of draught line 5 is free end.Transverse arm 3 has
Flexible, i.e., transverse arm 3 can be folded, such as：Transverse arm 3, which is folded, is close together the both ends of transverse arm 3.And the folding of transverse arm 3
Poststack resilient, i.e. both ends are recovered to being located along the same line, i.e. the direction perpendicular with silk arm 4.
When needing to draw organ or tissue, it is necessary to first be placed on draw-gear in the inner chamber of puncture needle 1.Ginseng
Fig. 1 is examined, is first put into transverse arm 3 and silk arm 4 in the inner chamber of puncture needle 1 from the top of puncture needle 1, makes draught line 5 above, leads
The open top of the free end of lead 5 from puncture needle 1 passes.
Then pushing ram 2 is inserted from the open top of puncture needle 1, transverse arm 3 and silk arm 4 are located at the lower section of pushing ram 2, promote
The bottom of bar 2 is in contact with transverse arm 3 and silk arm 4.Transverse arm 3 and silk arm 4 is promoted to be moved towards the bottom of puncture needle 1 in pushing ram 2
When, draught line 5 is located at the side of pushing ram 2, and the free end of draught line 5 passes from the open top of puncture needle 1 all the time.
It can be punctured using the organ-tissue that puncture needle 1 is drawn to needs, can by the promotion of pushing ram 2
So that transverse arm 3 and silk arm 4 are passed through into organ-tissue in puncture needle 1, the outside of organ-tissue is reached, and the free end of draught line 5
Always situated in organ-tissue and the outside of 4 opposed another side of transverse arm 3 and silk arm.So, by adjusting the freedom of draught line 5
End can be drawn to organ-tissue, make it be advantageous to reach optimal exposure.
A kind of laparoscope that the present embodiment provides punctures pull needle, and transverse arm 3 is flexible, therefore can place draw-gear
In the inner chamber of puncture needle 1, by setting pushing ram 2, draw-gear can be made to be moved in the inner chamber of puncture needle 1, led to
Cross setting draught line 5 with silk arm 4 to be connected, and the free end of draught line 5 is always situated in the top outer of puncture needle 1 so that traction
Device can pass through organ-tissue, and transverse arm 3 and silk arm 4 is located at the side of organ-tissue, and the free end of draught line 5 is located at
The opposite side of organ-tissue, the traction to organ-tissue can be achieved.The present apparatus is simple in construction, easy to operate, and multiple lead can be set
Draw a little, just can realize traction so as to obtain preferable visual area exposure, and be adjusted merely by draught line 5, patient trauma can be reduced,
And cost is relatively low.
On the basis of above-described embodiment, further, the draw-gear is described at the inner chamber of the puncture needle 1
The both ends folding shrinking of transverse arm 3；At the outside of the puncture needle 1, the both ends stretching, extension of the transverse arm 3 recovers the draw-gear
Horizontal position.
Folding and extended configuration of the present embodiment to transverse arm 3 have carried out further instruction.Transverse arm 3 is flexible, can roll over
It can be restored to the original state after folded and folding.The length of transverse arm 3 should be greater than the intracavity diameter of puncture needle 1, when needing to place draw-gear
At the inner chamber of puncture needle 1, silk arm 4 and draught line 5 are placements parallel with the axial direction of the inner chamber of puncture needle 1, and transverse arm 3
It is and the perpendicular placement of the axial direction of the inner chamber of puncture needle 1.Therefore, transverse arm 3 needs to carry out certain contraction, can just put into and wear
In the inner chamber of pricker 1, the both ends of transverse arm 3 can be folded up.Therefore, when draw-gear is located at the inner chamber of puncture needle 1, transverse arm
3 both ends folding shrinking, to be placed in the inner chamber of puncture needle 1.
With reference to figure 5, when draw-gear is in the outside of puncture needle 1, i.e., draw-gear is taken from the inner chamber of puncture needle 1
When going out, and when pushing ram 2 promotes transverse arm 3 and the silk arm 4 to pass the bottom of puncture needle 1, the both ends of transverse arm 3 can from folded state to
Both ends are stretched, until recovering horizontal position, i.e. both ends are located on the same line.
Transverse arm 3 can be placed in the inner chamber of puncture needle 1, and then can promote movement by pushing ram 2 by folding；And transverse arm 3
When departing from the inner chamber of puncture needle 1, extended configuration can be recovered, and then can be in the side of organ-tissue by adjusting draught line 5
Free end certain pressure is applied to organ-tissue, so as to realize the traction to organ-tissue.
On the basis of above-described embodiment, further, the length of the pushing ram 2 is more than or equal to the puncture needle 1
Length.
The length of pushing ram 2 is illustrated the present embodiment.Pushing ram 2 is mainly used in the inner chamber of puncture needle 1
Promote transverse arm 3 and silk arm 4 to be moved towards the bottom of puncture needle 1, and transverse arm 3 and silk arm 4 can be made to pass the bottom of puncture needle 1.
Therefore, the length of pushing ram 2 should be at least equal to the length of puncture needle 1, more preferably greater than the length of puncture needle 1.So, pushing ram 2
Transverse arm 3 and silk arm 4 could be pushed into bottom from the top of puncture needle 1, and then be released from bottom.
On the basis of above-described embodiment, further, the length of the draught line 5 is more than the length of the puncture needle.
The length of draught line 5 is illustrated the present embodiment.Moved in transverse arm 3 and silk arm 4 towards the bottom of puncture needle 1
When, one end that draught line 5 is connected with silk arm 4 can haul bottom movement of the draught line 5 to puncture needle 1, and draught line 5 is another
End, i.e., free end passes from the top of puncture needle 1 all the time.
So, just can guarantee that when transverse arm 3 and silk arm 4 are delivered to the side of organ-tissue by puncture needle 1 through organ-tissue,
The free end of draught line 5 and can artificially adjust the free end of draught line 5 in the opposite side of organ-tissue.
Therefore, the length of draught line 5 should be greater than the length of puncture needle 1, and should be able to meet the opposite side in organ-tissue, lead
Certain length is left in the free end of lead 5, and to facilitate manual operation, medical personnel can be by pulling the free end of draught line 5
Organ-tissue is drawn.
On the basis of above-described embodiment, further, oblique tip is formed on the bottom of the puncture needle 1.
The present embodiment has carried out further instruction to the shape of puncture needle 1.With reference to figure 2, the bottom of puncture needle 1 is set
It is in order to which when being punctured using puncture needle 1 to organ-tissue, puncture needle 1 can preferably enter device into oblique tip
In tubing.
On the basis of above-described embodiment, further, the material of the transverse arm 3 includes medical plastic.
The material of transverse arm 3 and silk arm 4 is illustrated the present embodiment.Transverse arm 3 is flexible, after can folding and folding
It can restore to the original state.Transverse arm 3 can use plastic material, and plastics have certain toughness and plasticity, disclosure satisfy that requirement, but should be
The plastic material medically permitted.
The material of transverse arm 3 can be medical plastic, or other, this is not construed as limiting, as long as there is elasticity and can be met
Medical demands.
On the basis of above-described embodiment, further, the draught line 5 includes operation suture thread.
The present embodiment has carried out further instruction to draught line 5.Draught line 5 is used to draw organ-tissue, first
Medical demands should be able to first be met, be medical supplies, draught line 5 should be solid enough in addition, it is not easy to break, make it in traction organ
Kept when tissue stable.
Draught line 5 can be any one operation suture thread.Such as can be therein of slip, synthetic thread and common silk thread etc.
Anticipate a kind of operation suture thread, this is not construed as limiting.
Further, on the basis of above-described embodiment, provide a kind of laparoscope according to the present invention and puncture pull needle, can incite somebody to action
Draw-gear is arranged to include：Transverse arm 3 and draught line 5, the middle part of draught line 5 and transverse arm 3 are connected.Puncture is put into draw-gear
During the inner chamber of pin 1, draught line 5 is parallel with the axial direction of puncture needle 1, and transverse arm 3 is vertical with the axial direction of puncture needle 1.It is horizontal
Arm 3 is flexible.
A kind of laparoscope that the present embodiment provides punctures pull needle, be instead of with the transverse arm 3 of yi word pattern in above-described embodiment
Transverse arm 3 and silk arm 4 intersect connected cross.Transverse arm 3 is equally flexible, and folding shrinking is placed on the inner chamber of puncture needle 1
In.
Pushing ram 2 is inserted in the inner chamber of puncture needle 1 from the top of puncture needle 1, promotes transverse arm 3 to move, the freedom of draught line 5
End passes from the top of puncture needle 1 all the time.When transverse arm 3 passes the bottom of puncture needle 1, transverse arm 3 recovers stretching, extension linear state.
When being drawn to organ-tissue, transverse arm 3 is located at the side of organ-tissue through organ-tissue, and draws
The free end of line 5 is located at the opposite side of organ-tissue.Free end by pulling draught line 5 is realized to organ-tissue draws.
Further, transverse arm 3, at the end, draught line 5 are passed through in one end that draught line 5 is connected with transverse arm 3, draught line 5
Free end with certain length.It is for the ease of that need not led to organ-tissue that one section of draught line 5 is set at the end
When drawing, draught line 5 can be pulled so as to which draw-gear be pulled out from organ-tissue from this side of transverse arm 3.
The present embodiment provides a kind of traction method that pull needle is punctured based on laparoscope, the traction method bag according to the present invention
Include：
When the bottom of puncture needle 1 passes the organ that need to be drawn, pushing ram 2 is promoted, transverse arm 3 and silk arm 4 are worn from described
Release the bottom of pricker 1；
Extract the puncture needle 1 and the pushing ram 2 out from the organ, the free end of draught line 5 is located at the device
The side of official, the transverse arm 3 and the silk arm 4 are located at the opposite side of the organ.
The present embodiment provides a kind of traction method that pull needle is punctured based on laparoscope according to the present invention.This method it is specific
Flow includes：It is to be placed into draw-gear in the inner chamber of puncture needle 1 first, then inserts pushing ram 2 from the top of puncture needle 1
Enter the inner chamber of puncture needle 1.
Organ-tissue is punctured using puncture needle 1, when passing organ-tissue in the bottom of puncture needle 1, promotes and promotes
Bar 2, transverse arm 3 and silk arm 4 are pushed out to the outside of organ-tissue from the bottom of puncture needle 1, now the both ends of transverse arm 3 are stretched to both sides
Exhibition recovers linear state.Silk arm 4 is connected with one end of draught line 5.The other end of draught line 5, i.e. free end are from the top of puncture needle 1
Portion passes, positioned at the outside of the opposite side of organ-tissue.
Then, extract pushing ram 2 out, then puncture needle 1 is slowly withdrawn from from intraperitoneal.Now, with reference to figure 6, the freedom of draught line 5
End is positioned at the outside of stomach wall 7, and the other end of draught line 5 is connected to an arm 4 and transverse arm 3 sequentially passes through the both ends of stomach wall 7 and organ 6
Positioned at the outside of organ 6.
A kind of traction method that pull needle is punctured based on laparoscope that the present embodiment provides, easy to operate simple, Ji Nengshi
Now organ 6 is effectively drawn so as to reach optimal exposure in performing the operation, while patient trauma can be reduced.
On the basis of above-described embodiment, further, a kind of traction method that pull needle is punctured based on laparoscope is also wrapped
Include：After extracting the puncture needle 1 and the pushing ram 2 out from the organ 6, by the free end pair for adjusting the draught line
The organ is drawn.
The present embodiment is based on above-described embodiment, and the process for drawing organ 6 is illustrated.By adjusting external traction
The length of the free end of line 5 can be drawn to organ 6, reach optimal exposure with profit.
On the basis of above-described embodiment, further, before operation terminates, by pulling the transverse arm 3 and the silk
Arm 4 extracts the draught line 5 out from the organ 6.
The present embodiment is based on above-described embodiment, and the operation after carrying out the traction of organ 6 is illustrated.With reference to figure 7,
Before operation terminates, when the traction to organ 6 is completed, it can pull to be exposed to by surgical clamp 8 and draw outside organ
" ten " font draw-gear transverse arm 3 or silk arm 4, extract out draught line 5.
Also draught line 5 can be cut in transverse arm 3 and the end of silk arm 4 by surgical scissors 9, then extracts out and lead from the outside of stomach wall 7
Lead 5, this is not construed as limiting, for the purpose of reducing the wound to organ 6.
Further, pull needle and traction method are punctured according to a kind of laparoscope provided by the invention, can be achieved to have below
Beneficial effect：
A kind of laparoscope puncture pull needle is simple in construction, reasonable in design, and traction method is easy to operate, can reduce to organ
Wound.
Exposed in the visual area that narrow and small operative space can be more satisfied with.According to situation in art, can multiple spot pulled,
Tense or loosen different draught lines 5 to expose different positions, using freely, optimal exposure is reached with profit, becomes operation
Obtain simply, shorten operating time.
The organ-tissue structure of traction is easy to observation and operation technique.
Puncturing hole can be reduced, reduces Torcar use, reduces the quantity of instrumentation in art, reduces the otch of patient
Quantity, operation wound and surgery cost are reduced, it is attractive in appearance to add skin appearance.
Assistant can be reduced or significantly reduce the working strength of assistant.
It can play a part of lifting palace to a certain degree in gynecological surgery.Therefore, horizontal position can also lift palace.Without facing in art
Shi Genggai operation positions.
Finally, the present processes are only preferable embodiment, are not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements made etc., the protection of the present invention should be included in
Within the scope of.
Claims (10)
1. a kind of laparoscope punctures pull needle, it is characterised in that including：Puncture needle, draw-gear and pushing ram；The pushing ram
The inner chamber of the puncture needle is inserted from the top of the puncture needle, the draw-gear is located at the inner chamber of the puncture needle, described
Draw-gear includes transverse arm, silk arm and draught line, and the transverse arm and the silk arm, which intersect, to be connected as cross, the top of the silk arm
End is connected with the draught line, and the transverse arm is flexible, and the transverse arm and the silk arm are located at the lower section of the pushing ram, institute
The side that draught line is located at the pushing ram is stated, the free end of the draught line passes at the top of the puncture needle.
2. pull needle according to claim 1, it is characterised in that the draw-gear at the inner chamber of the puncture needle,
The both ends folding shrinking of the transverse arm；For the draw-gear at the outside of the puncture needle, the both ends stretching, extension of the transverse arm is extensive
Rehydration prosposition.
3. pull needle according to claim 1, it is characterised in that the length of the pushing ram is more than or equal to the puncture
The length of pin.
4. pull needle according to claim 1, it is characterised in that the length of the draught line is more than the length of the puncture needle
Degree.
5. pull needle according to claim 1, it is characterised in that oblique tip is formed on the bottom of the puncture needle.
6. pull needle according to claim 1, it is characterised in that the material of the transverse arm includes medical plastic.
7. pull needle according to claim 1, it is characterised in that the draught line includes operation suture thread.
A kind of 8. traction method that pull needle is punctured based on laparoscope, it is characterised in that including：
When the bottom of puncture needle passes the organ that need to be drawn, pushing ram is promoted, by transverse arm and silk arm from the bottom of the puncture needle
Release in portion；
Extract the puncture needle and the pushing ram out from the organ, the free end of draught line is located at the one of the organ
Side, the transverse arm and the silk arm are located at the opposite side of the organ.
9. traction method according to claim 8, it is characterised in that also include：Extract the puncture out from the organ
After pin and the pushing ram, the organ is drawn by the free end for adjusting the draught line.
10. traction method according to claim 9, it is characterised in that operation terminate before, by pull the transverse arm and
The silk arm extracts the draught line out from the organ.
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| CN201710946521.XA CN107647903A (en) | 2017-10-12 | 2017-10-12 | A kind of laparoscope punctures pull needle and traction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589147A (en) * | 2019-01-18 | 2019-04-09 | 山东大学齐鲁医院 | The traction used under a kind of hysteroscope expands device |
| CN113646016A (en) * | 2019-03-28 | 2021-11-12 | 泰尔茂株式会社 | Medical instrument |
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| CN2607958Y (en) * | 2003-02-21 | 2004-03-31 | 寿延宁 | Locating puncture trocar for thoracoscope operation |
| US20150127050A1 (en) * | 2005-05-20 | 2015-05-07 | Neotract, Inc. | Devices, systems and methods for treating benign prostatic hyperplasia and other conditions |
| CN105007831A (en) * | 2013-02-22 | 2015-10-28 | 住友电木株式会社 | Repeating-type organ-fastening tool |
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| CN2607958Y (en) * | 2003-02-21 | 2004-03-31 | 寿延宁 | Locating puncture trocar for thoracoscope operation |
| US20150127050A1 (en) * | 2005-05-20 | 2015-05-07 | Neotract, Inc. | Devices, systems and methods for treating benign prostatic hyperplasia and other conditions |
| CN105007831A (en) * | 2013-02-22 | 2015-10-28 | 住友电木株式会社 | Repeating-type organ-fastening tool |
| CN208404779U (en) * | 2017-10-12 | 2019-01-22 | 熊宙芳 | A kind of laparoscope puncture pull needle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109589147A (en) * | 2019-01-18 | 2019-04-09 | 山东大学齐鲁医院 | The traction used under a kind of hysteroscope expands device |
| CN113646016A (en) * | 2019-03-28 | 2021-11-12 | 泰尔茂株式会社 | Medical instrument |
| CN113646016B (en) * | 2019-03-28 | 2023-07-11 | 泰尔茂株式会社 | Medical apparatus and instruments |
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