CN106943183A - Minimally invasive flexible puncture tube, minimally invasive access penetrations component and its application method - Google Patents
Minimally invasive flexible puncture tube, minimally invasive access penetrations component and its application method Download PDFInfo
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- CN106943183A CN106943183A CN201710285079.0A CN201710285079A CN106943183A CN 106943183 A CN106943183 A CN 106943183A CN 201710285079 A CN201710285079 A CN 201710285079A CN 106943183 A CN106943183 A CN 106943183A
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- guide wire
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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
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
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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
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/345—Cannulas for introduction into a natural body opening
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Abstract
The invention discloses the minimally invasive flexible puncture tube of one kind, minimally invasive access penetrations component and its application method, the minimally invasive flexible puncture tube includes guide wire, detection pipe and deck；Guide wire and detection pipe are flexibility, and the rear end of detection pipe is additionally provided with push-and-pull portion；The guiding outer wall of guide wire surrounds the accommodating tube chamber that the hollow confession detection pipe is passed through, the front end of guide wire forms target seeker, guide wire guiding outer wall circumferentially direction provided with least two ropes, in the rear end of guide wire provided with least two lifting pieces that circumferentially direction is set, the front end of rope is connected with the target seeker, and rear end is connected with the lifting piece respectively；First Access Division is corresponding with the push-and-pull portion, and each second Access Division can in axial direction slide relative to the pedestal.The present invention reasonably can be operated using tissue gap, improve the security of operation, be performed the operation more flexible.
Description
Technical field
The invention belongs to medical instruments field, and in particular to minimally invasive flexible puncture tube, minimally invasive access penetrations component and its make
Use method.
Background technology
In spinal surgical procedures, it is sometimes desirable to punctured, the existing practice is using apparatuses such as the puncture tubes of hard
Enforceable to pass through tissue, which can bring following defect：
When the 1st, being punctured using puncture tube of hard etc., medical worker can not accurately hold the tissue of puncture tube front end
Situation, if encountering nerve or vascular tissue, may cause damage beyond remedy to patient.
2nd, when puncturing, operating theater instruments can only be carried out by the way of straight line, by that can cause damage to normal tissue,
The postoperative rehabilitation of influence.
3rd, because operating theater instruments can only be carried out by the way of straight line, in some cases, due to important tissue or people
Body bone etc. can not be punctured, and cause operation not to be smoothed out, it is necessary to reset puncture route, cause operation difficult.
The content of the invention
It is an object of the invention to provide the minimally invasive flexible puncture tube of one kind, minimally invasive access penetrations component and its application method,
The present invention reasonably can be operated using tissue gap, it is to avoid to human normal tissue, especially nerve, blood
Pipe etc. causes damage, the security of operation is improved, beneficial to patient's post-operative recovery；And medical worker can easily adjust operation
Direction and scope, perform the operation it is more flexible.
Its technical scheme is as follows：
Minimally invasive flexible puncture tube, including guide wire, detection pipe and deck；Guide wire and detection pipe are flexibility, detection pipe
Front end there is detection head, rear end to have signal output part, detection head is electrically connected with signal output part, after detection pipe
End is additionally provided with push-and-pull portion；Guide wire has guiding outer wall, and it is accommodating that it guides that outer wall surrounds that the hollow confession detection pipe passes through
Tube chamber, the front end of guide wire forms target seeker, guide wire guiding outer wall circumferentially direction provided with least two ropes,
The rear end of guide wire is connected provided with least two lifting pieces that circumferentially direction is set, the front end of rope with the target seeker,
Rear end is connected with the lifting piece respectively；Deck includes pedestal and the first Access Division, the second Access Division, and the middle part of pedestal is provided with confession
The through hole that the detection pipe is passed through, the first Access Division is corresponding with the push-and-pull portion, and the second Access Division is at least two and along week
Set to direction, each second Access Division is corresponding with each lifting piece, each second Access Division can be square vertically relative to the pedestal
To sliding.
Further, the rope is four, and guiding outer wall of four ropes along the guide wire is circumferential
Cloth, corresponding, second Access Division is also four, circumferential uniform along the pedestal.
Further, second Access Division have towards axis direction clamping piece, two neighboring second Access Division it
Between formed to step down and lack, scarce size of stepping down is more than the size of the lifting piece；Step down scarce quantity, the quantity of the second Access Division,
The quantity of lifting piece is identical.
Further, the detection head is ultrasonic sensing element, Photosensing Units or electro physiology sensing element.
Further, pars intramuralis is provided with least two chutes outside the guiding of the guide wire, what the rope was slided
It is arranged in the chute.
Further, the guide wire includes leading portion and main paragraph, and the leading portion of the guide wire is soft relative to main paragraph.
Further, the first helical spring is also included, the elater of the first helical spring is outside the guiding of the leading portion
In wall.
Micro-channel tubes, the micro-channel tubes are flexibility, and it is included in passage body, ring-shaped gasbag and inflation inlet, passage body
Sky forms internal channel, and ring-shaped gasbag is on the tube wall of passage body front end, and inflation inlet is located at the rear end of passage body, inflation inlet
Communicated with ring-shaped gasbag.
Further, the passage body includes main pipe and expansion tube, and expansion tube connects with the tube wall of main pipe,
And expansion tube is located at the front end of main pipe, the ring-shaped gasbag is located at the front end of expansion tube tube wall, the flexibility of expansion tube
More than the flexibility of main pipe.
Further, the second helical spring is also included, the elater of the second helical spring is located at the tube wall of the main pipe
It is interior.
Minimally invasive access penetrations component, including：Micro-channel tubes and guide wire, the micro-channel tubes are flexibility, and it includes passage
Body, ring-shaped gasbag and inflation inlet, passage body is hollow to form the internal channel passed through for the guide wire, and ring-shaped gasbag is located at logical
On the tube wall of road body front end, inflation inlet is located at the rear end of passage body, and inflation inlet is communicated with ring-shaped gasbag；Guide wire, which has, leads
Draw outer wall, it guides outer wall and surrounds hollow accommodating tube chamber, and the front end of guide wire forms target seeker, in the guiding outer wall of guide wire
Circumferentially direction is provided with least two ropes, in the rear end of guide wire provided with least two liftings that circumferentially direction is set
Part, the front end of rope is connected with the target seeker, and rear end is connected with the lifting piece respectively.
Soft lens pipe, including compliant section and hard segment, the hardness of hard segment are more than the hardness of compliant section, are provided with compliant section
First operation tube chamber, provided with the second operation tube chamber in hard segment, provided with least two first transmission tube chambers in compliant section,
Provided with least two second transmission tube chambers in hard segment, compliant section connects with hard segment and is located at the front end of hard segment, and makes the
One operation tube chamber connects with the second transmission tube chamber, the first transmission tube chamber connects with the second transmission tube chamber；Before the compliant section
Section transmits mouth and the second gathering hole in the rear end of the hard segment provided with the first transmission mouth and the first gathering hole provided with second, the
One transmission mouth passes sequentially through the first transmission tube chamber, the second transmission tube chamber and communicated with the second transmission mouth, and the first gathering hole is passed sequentially through
First operation tube chamber, the second operation tube chamber are communicated with second gathering hole.
Further, the compliant section and hard segment are respectively provided with inner tubal wall and outer tube wall, the first operation tube chamber, second
Operation tube chamber is respectively positioned in inner tubal wall, and the first transmission tube chamber, the second transmission tube chamber are respectively positioned between inner tubal wall and outer tube wall.
Further, the first transmission tube chamber, the second transmission tube chamber are three, respectively liquid delivery tube chamber, light
Transmit tube chamber, signal transmission tube chamber.
Minimally Invasive Surgery passage, including foregoing micro-channel tubes and foregoing soft lens pipe, the length of soft lens pipe are more than or equal to
The length of micro-channel tubes, the external diameter of soft lens pipe is less than the internal diameter of the internal channel.
Minimally invasive flexible puncture tube application method, this method comprises the following steps：
Detection pipe penetrates guide wire, makes the detection head of detection pipe exposed relative to the front end of guide wire, detection pipe rear end
Push-and-pull portion it is corresponding with the first Access Division, each lifting piece of guide wire rear end is corresponding with each second Access Division respectively；Pass through
Pedestal promotes guide wire, detection pipe forward end, in progradation, by the tissue feelings for detecting head detection target seeker front end
Condition；Corresponding rope is lifted by corresponding second Access Division, the target seeker of guide wire front end is produced skew, enters
And the direction of advance to guide wire is adjusted.
It should be noted that：
Foregoing " first, second ... " is only used for the differentiation to title, and specific quantity and order are not represented.
Foregoing hard, flexible only relative hardness, specific absolute value are not represented, such as hard can be relative to flexibility
For, in terms of specific material, hard can be processed using materials such as metals, and flexibility can be carried out using PP plastics etc.
Processing.
Advantages of the present invention or principle are illustrated below：
1st, detection pipe penetrates guide wire, makes the detection head of detection pipe exposed relative to the front end of guide wire, after detection pipe
The push-and-pull portion at end is corresponding with the first Access Division, and each lifting piece of guide wire rear end is corresponding with each second Access Division respectively；It is logical
Cross pedestal to promote guide wire, detection pipe forward end, in progradation, by the tissue for detecting head detection target seeker front end
Situation；Corresponding rope is lifted by corresponding second Access Division, the target seeker of guide wire front end is produced skew,
And then the direction of advance of guide wire is adjusted.
The minimally invasive flexible puncture tube is detected by detection pipe to the hoc scenario of guide wire front end, in front of determination
Hoc scenario, by the skew deflecting of guide wire, can avoid important blood vessel, nerve, and can be between tissue
Gap is passed through, and reduces the secondary injury to patient, improves the security of operation, reduces the sense of discomfort in patient's art, and desmopyknosis
Recovery time afterwards.
Due to using the minimally invasive flexible puncture tube, vital tissue or blood vessel, nerve of human body etc. can be more easily avoided
Position, can be with the route of more flexible arrangement operation in surgical procedure.
2nd, minimally invasive flexible puncture tube includes deck, is fixedly connected guide wire with detection pipe by deck, and
Guide wire is oriented to by deck, taken out after guide wire completes to be oriented to, then by deck and detection pipe, it is to avoid deck chi
Operation that is very little larger and influenceing next step.
3rd, after guide wire completes to be oriented to, deck and detection pipe are taken out, then the outer wall set by micro-channel tubes along guide wire
Enter tissue, due to the guide function of guide wire, also can enter human body along original path of guide wire when micro-channel tubes are inserted in,
Unexpected destruction will not be caused to tissue, blood vessel or nerve etc.；When human body group is inserted in path of the micro-channel tubes along guide wire
After knitting, it is inflated by inflation inlet to the ring-shaped gasbag of micro-channel tubes front end, ring-shaped gasbag is expanded and by before micro-channel tubes
End is fixed, then guide wire is taken out and one is formed in micro-channel tubes according to the micro- of the distribution situation of tissue bending
The passage of invasive procedures.
4th, formed by micro-channel tubes after Minimally Invasive Surgery passage, then further Minimally Invasive Surgery is made by soft lens pipe and grasped
Make, wherein, the hard segment of soft lens pipe is used to fix the second transmission mouthful and the second gathering hole, and compliant section is adapted to micro-channel tubes
Flexural deformation；When being performed the operation, Minimally Invasive Surgery apparatus by the second gathering hole insert soft lens pipe first operation tube chamber, and
First transmission mouth position is performed the operation, because micro-channel tubes front end has annular air-pocket, when annular air-pocket can have it is openr
Surgical field of view, for improve Minimally Invasive Surgery effect it is extremely important.
5th, the rope is four, can be lifted respectively from four direction by four ropes, and then according to
The direction of advance of guide wire is adjusted the need for reality.
6th, second Access Division has to be formed between the clamping piece towards axis direction, two neighboring second Access Division and allowed
Position lacks, before use, first lifting piece is caught in resigning omission and put is rotated again, clamping piece is clasped lifting piece, the second clamping
Corresponding lifting piece is driven to move during portion's axial slip respectively.
7th, the detection head is ultrasonic sensing element, Photosensing Units or electro physiology sensing element, ultrasonic sensing element
The situation of the tissue in front of it can be sensed, the light shadow figure picture in front can be passed back by Photosensing Units, it is raw by electricity
Reason sensing element can sense the Substance P in front.
8th, because guide wire leading portion plays main guide effect, so, the leading portion of the guide wire is relative to main paragraph
Softness, can be more convenient the regulation in guide wire direction.
9th, the elater of the first helical spring can make leading portion more flexible, with side in the guiding outer wall of the leading portion
Just it is oriented to, while also making leading portion flexible, after rope is unclamped, guide wire can quickly reset.
10th, the passage body includes main pipe and expansion tube, and the flexibility of expansion tube is more than the flexibility of main pipe,
In the case that ring-shaped gasbag is inflated, the expansion tube can be expanded therewith, and bigger operative space, hand can be left for operation technique
The art visual field is also openr.
11st, the elater of the second helical spring can have main pipe larger soft in the tube wall of the main pipe
Property, to bend, while also making main pipe that there is certain elasticity.
12nd, soft lens pipe, including compliant section and hard segment, hard segment are used to install the second transmission mouth and the second gathering hole, and
Compliant section can be with flexural deformation, to adapt to the crooked route of passage body, and its operating theater instruments can pass through the first operation tube chamber, the
Two operation tube chambers are carried out, and signal or flushing liquor etc. can be by being transmitted (such as by the first transmission tube chamber, the second transmission tube chamber
When fruit needs to transmit unlike signal respectively or need transmission cleaning fluid, the first transmission tube chamber, the second transmission tube chamber can bases
Need to be set to multiple).
13rd, the first transmission tube chamber, the second transmission tube chamber are three, respectively liquid delivery tube chamber, optical transmission tube
Chamber, signal transmission tube chamber.
Brief description of the drawings
Fig. 1 is the structure chart of minimally invasive flexible puncture tube described in the embodiment of the present invention；
Fig. 2 is the structure chart of guide wire described in the embodiment of the present invention；
Fig. 3 is the structure chart of detection pipe described in the embodiment of the present invention；
Fig. 4 is the lateral partial enlarged drawing of deck of the present invention；
Fig. 5 is the axial partial enlarged drawing of deck of the present invention；
Fig. 6 is the structure chart of micro-channel tubes described in the embodiment of the present invention；
Fig. 7 is the partial enlarged drawing of the end of micro-channel tubes described in the embodiment of the present invention；
Fig. 8 is the structure chart of soft lens pipe described in the embodiment of the present invention；
Fig. 9 is Fig. 8 top view；
Figure 10 is the first structure of soft lens tube end described in the embodiment of the present invention；
Figure 11 is second of structure of soft lens tube end described in the embodiment of the present invention；
Figure 12 is the structure chart of Minimally Invasive Surgery passage described in the embodiment of the present invention；
Description of reference numerals：
10th, guide wire, 11, guiding outer wall, 12, accommodating tube chamber, 13, target seeker, 14, rope, 15, lifting piece, 16, preceding
Section, the 161, first helical spring, 17, main paragraph, 20, detection pipe, 21, detection head, 22, signal output part, 23, push-and-pull portion,
30th, deck, the 31, first Access Division, the 32, second Access Division, 321, clamping piece, 322, stepping down lacks, 33, through hole, 40, microchannel
Pipe, 41, passage body, 411, main pipe, 412, expansion tube, 413, internal channel, 42, ring-shaped gasbag, 43, inflation inlet, 44, the
Two helical springs, 50, soft lens pipe, 51, compliant section, the 511, the 3rd helical spring, 52, hard segment, the 531, first operation tube chamber,
532nd, the second operation tube chamber, 541, liquid delivery tube chamber, 542, optical transport tube chamber, 543, signal transmission tube chamber, 55, buffering end
Head, 57, inner tubal wall, 58, outer tube wall.
Embodiment
Embodiments of the invention are described in detail below.
As shown in Figures 1 to 5, minimally invasive flexible puncture tube, including guide wire 10, detection pipe 20 and deck 30；Guide wire 10
And detection pipe 20 is flexibility, there is detection head 21, rear end to have signal output part 22, head is detected for the front end of detection pipe 20
21 are electrically connected with signal output part 22, and the rear end of detection pipe 20 is additionally provided with push-and-pull portion 23；Guide wire 10 has guiding outer wall 11,
It guides outer wall 11 and surrounds the accommodating tube chamber 12 that the hollow confession detection pipe 20 is passed through, and the front end of guide wire 10 forms target seeker
13, in the guiding outer wall 11 of guide wire 10, circumferentially direction, provided with four ropes 14, four is provided with the rear end of guide wire 10
The lifting piece 15 that circumferentially direction is set, the front end of rope 14 is connected with the target seeker 13, rear end respectively with the lifting
Part 15 is connected；Deck 30 includes pedestal and the first Access Division 31, the second Access Division 32, and the middle part of pedestal, which is provided with, supplies the detection pipe
20 through holes 33 passed through, the first Access Division 31 is corresponding with the push-and-pull portion 23, and the second Access Division 32 is four and circumferentially square
To setting, each second Access Division 32 is corresponding with each lifting piece 15, and each second Access Division 32 can be relative to the pedestal vertically
Direction slides.
Wherein, the rope 14 is four, guiding outer wall of four ropes 14 along the guide wire 10 11 weeks
Corresponding to uniform, second Access Division 32 is also four, circumferential uniform along the pedestal, in the guide wire 10
The inside of guiding outer wall 11 provided with four chutes, slip is arranged in the chute.The guide wire 10 includes leading portion 16 and main
Body section 17, the leading portion 16 of the guide wire 10 is soft relative to main paragraph 17, also includes the first helical spring 161, the first spiral shell
The elater of spring 161 is revolved in the guiding outer wall 11 of the leading portion 16.
Second Access Division 32 has between the clamping piece 321 towards axis direction, two neighboring second Access Division 32
Formed to step down and lack 322, the size of resigning scarce 322 is more than the size of the lifting piece 15；Resigning lacks 322 quantity, the second clamping
The quantity in portion 32, the quantity of lifting piece 15 are identical.The detection head 21 is ultrasonic sensing element, Photosensing Units or electro physiology
Sensing element.
Fig. 6, Fig. 7 are the structure charts of micro-channel tubes 40 described in the embodiment of the present invention, micro-channel tubes 40, and the micro-channel tubes 40 are
Flexibility, it includes passage body 41, ring-shaped gasbag 42 and inflation inlet 43, and passage body 41 is hollow to form internal channel 413, ring-type gas
Capsule 42 is on the tube wall of the front end of passage body 41, and inflation inlet 43 is located at the rear end of passage body 41, inflation inlet 43 and ring-type gas
Capsule 42 is communicated.
Wherein, the passage body 41 includes main pipe 411 and expansion tube 412, expansion tube 412 and main pipe 411
Tube wall connect, and expansion tube 412 be located at main pipe 411 front end, the ring-shaped gasbag 42 be located at the tube wall of expansion tube 412
Front end, the flexibility of expansion tube 412 is more than the flexibility of main pipe 411, and the elater of the second helical spring 44 is located at the supervisor
In the tube wall of body 411.
Minimally invasive access penetrations component, including guide wire 10 shown in micro-channel tubes 40 shown in Fig. 6 and Fig. 2, here is omitted.
As shown in Figure 8, Figure 9, it includes compliant section 51 and hard segment 52 to the structure of soft lens pipe 50, and the hardness of hard segment 52 is big
In the hardness of compliant section, provided with the first operation tube chamber 531 in compliant section 51, provided with the second operation tube chamber in hard segment 52
532, provided with the multiple first transmission tube chambers in compliant section 51, provided with the multiple second transmission tube chambers, compliant section in hard segment 52
51 connect with hard segment 52 and positioned at the front end of hard segment 52, and the first operation tube chamber 531 is connected with the second transmission tube chamber, the
One transmission tube chamber connects with the second transmission tube chamber；Operated in the leading portion 16 of the compliant section 51 provided with the first transmission mouth and first
Mouthful, in the rear end of the hard segment 52 provided with the second transmission mouth and the second gathering hole, the first transmission mouth passes sequentially through the first transmission
Tube chamber, the second transmission tube chamber are communicated with the second transmission mouth, and the first gathering hole passes sequentially through the operation of the first operation tube chamber 531, second
Tube chamber 532 is communicated with second gathering hole.The 3rd helical spring 511 is provided with the tube wall of compliant section 51, in compliant section 51
Front end is provided with buffer end 55, and the hardness of the buffer end 55 is less than the hardness of compliant section 51.
Wherein, the first transmission tube chamber, the second transmission tube chamber are three, and respectively liquid delivery tube chamber 541, light is passed
Defeated tube chamber 542, signal transmission tube chamber 543；The compliant section 51 and hard segment 52 are respectively provided with inner tubal wall 57 and outer tube wall 58, described
The first operation operation tube chamber 532 of tube chamber 531, second is respectively positioned in inner tubal wall 57, the first transmission tube chamber, the second transmission tube chamber
It is respectively positioned between inner tubal wall 57 and outer tube wall 58.
As shown in figure 12, it is included shown in micro-channel tubes 40 shown in Fig. 6, Fig. 7 and Fig. 8, Fig. 9 the structure of Minimally Invasive Surgery passage
Soft lens pipe 50, here is omitted.
The present embodiment has the following advantages that：
1st, detection pipe 20 penetrates guide wire 10, makes outside detection front end of the head 21 relative to guide wire 10 of detection pipe 20
Dew, the push-and-pull portion 23 of the rear end of detection pipe 20 is corresponding with the first Access Division 31, each lifting piece 15 of the rear end of guide wire 10 respectively with
Each second Access Division 32 is corresponding；Guide wire 10, the forward end of detection pipe 20 are promoted by pedestal, in progradation, passed through
Detect the hoc scenario of detection target seeker 13 front end of head 21；Entered by the corresponding corresponding rope 14 in 32 pairs of second Access Division
Row lifting, makes the target seeker 13 of the front end of guide wire 10 produce skew, and then the direction of advance of guide wire 10 is adjusted.
The minimally invasive flexible puncture tube is detected by detection pipe 20 to the hoc scenario of the front end of guide wire 10, before determination
The hoc scenario of side, by the skew deflecting of guide wire 10, can avoid important blood vessel, nerve, and can be from tissue
Between gap pass through, reduce the secondary injury to patient, improve the security of operation, reduce the sense of discomfort in patient's art, and
Shorten post-operative recovery time.
Due to using the minimally invasive flexible puncture tube, vital tissue or blood vessel, nerve of human body etc. can be more easily avoided
Position, can be with the route of more flexible arrangement operation in surgical procedure.
2nd, minimally invasive flexible puncture tube includes deck 30, by deck 30 by guide wire 10 and the company of being fixed of detection pipe 20
Connect, and guide wire 10 is oriented to by deck 30, after guide wire 10 completes to be oriented to, then by deck 30 and detection pipe
20 take out, it is to avoid the size of deck 30 is larger and influences the operation of next step.
3rd, after guide wire 10 completes to be oriented to, deck 30 and detection pipe 20 are taken out, then by micro-channel tubes 40 along guide wire
10 outer wall is inserted in tissue, due to the guide function of guide wire 10, also can be along guide wire 10 when micro-channel tubes 40 are inserted in
Original path enters human body, and unexpected destruction will not be caused to tissue, blood vessel or nerve etc.；When micro-channel tubes 40 are along guiding
The path of pipe 10 is inserted in after tissue, is inflated, made to the ring-shaped gasbag 42 of the front end of micro-channel tubes 40 by inflation inlet 43
Ring-shaped gasbag 42 is expanded and the front end of micro-channel tubes 40 is fixed, then guide wire 10 is taken out and formed in micro-channel tubes 40
The passage of one Minimally Invasive Surgery according to the bending of the distribution situation of tissue.
4th, formed by micro-channel tubes 40 after Minimally Invasive Surgery passage, then further Minimally Invasive Surgery is made by soft lens pipe 50
Operation, wherein, the hard segment 52 of soft lens pipe 50 is used to fix the second transmission mouthful and the second gathering hole, and compliant section 51 is adapted to micro-
The flexural deformation of tube channel 40；When being performed the operation, Minimally Invasive Surgery apparatus inserts the first of soft lens pipe 50 by the second gathering hole
Tube chamber 531 is operated, and is performed the operation in the first transmission mouth position, because the front end of micro-channel tubes 40 has annular air-pocket, works as annular
Air bag can have openr surgical field of view, and the effect for raising Minimally Invasive Surgery is extremely important.
5th, the rope 14 is four, can be lifted respectively from four direction by four ropes 14, and then
The direction of advance of guide wire 10 is adjusted according to the actual needs.
6th, second Access Division 32 have towards axis direction clamping piece 321, two neighboring second Access Division 32 it
Between formed step down lack 322, before use, first by lifting piece 15 be caught in resigning lack 322 positions rotated again, make clamping piece 321
Lifting piece 15 is clasped, drives corresponding lifting piece 15 to move during the second 32 axial slip of Access Division respectively.
7th, the detection head 21 is ultrasonic sensing element, Photosensing Units or electro physiology sensing element, ultrasonic sensing member
Part can sense the situation of the tissue in front of it, can pass the light shadow figure picture in front back by Photosensing Units, pass through electricity
Physiology sensing element can sense the Substance P in front.
8th, because the leading portion 16 of guide wire 10 plays main guide effect, so, the leading portion 16 of the guide wire 10 is relative
It is soft in main paragraph 17, the regulation in the direction of guide wire 10 can be more convenient.
9th, the elater of the first helical spring 161 can have more leading portion 16 in the guiding outer wall 11 of the leading portion 16
Flexibility, to facilitate guiding, while also making leading portion 16 flexible, after rope 14 is unclamped, guide wire 10 can be answered quickly
Position.
10th, the passage body 41 includes main pipe 411 and expansion tube 412, and the flexibility of expansion tube 412 is more than supervisor
The flexibility of body 411, in the case where ring-shaped gasbag 42 is inflated, the expansion tube 412 can expand therewith, can be stayed for operation technique
Under bigger operative space, surgical field of view is also openr.
11st, the elater of the second helical spring 44 can have main pipe 411 in the tube wall of the main pipe 411
Larger flexibility, to bend, while also making main pipe 411 that there is certain elasticity.
12nd, soft lens pipe 50, including compliant section 51 and hard segment 52, hard segment 52 are used to install the second transmission mouth and the second behaviour
Make mouth, and compliant section 51 can be with flexural deformation, to adapt to the crooked route of passage body 41, its operating theater instruments can pass through first
The operation operation tube chamber 532 of tube chamber 531, second is carried out, and signal or flushing liquor etc. can be by being passed by the first transmission tube chamber, second
Defeated tube chamber be transmitted (if necessary to transmission unlike signal respectively or when needing transmission cleaning fluid, the first transmission tube chamber, the
Two transmission tube chambers can be arranged as required to be multiple).
13rd, the first transmission tube chamber, the second transmission tube chamber are three, respectively liquid delivery tube chamber 541, optical transport
Tube chamber 542, signal transmission tube chamber 543.
The specific embodiment of the present invention is these are only, protection scope of the present invention is not limited with this；Do not violating this hair
Any replacement made on the basis of bright design belongs to protection scope of the present invention with improving.
Claims (9)
1. minimally invasive flexible puncture tube, it is characterised in that including guide wire, detection pipe and deck；Guide wire and detection pipe are soft
Property, the front end of detection pipe, which has, detects that head, rear end have signal output part, and detection head is electrically connected with signal output part,
The rear end of detection pipe is additionally provided with push-and-pull portion；Guide wire has guiding outer wall, and it guides outer wall and surrounds the hollow confession detection pipe
The accommodating tube chamber passed through, the front end of guide wire forms target seeker, and in the guiding outer wall of guide wire, circumferentially direction is provided with least two
Root rope, the rear end of guide wire provided with least two circumferentially direction set lifting pieces, the front end of rope with it is described
Target seeker is connected, and rear end is connected with the lifting piece respectively；Deck includes pedestal and the first Access Division, the second Access Division, pedestal
Middle part be provided with the through hole passed through for the detection pipe, the first Access Division is corresponding with the push-and-pull portion, and the second Access Division is extremely
Few two and circumferentially direction setting, each second Access Division are corresponding with each lifting piece, and each second Access Division can be relative to described
Pedestal in axial direction slides.
2. minimally invasive flexible puncture tube as claimed in claim 1, it is characterised in that the rope is four, four liftings
Restrict circumferential uniform along the guiding outer wall of the guide wire, corresponding, second Access Division is also four, along the pedestal
It is circumferential uniform.
3. minimally invasive flexible puncture tube as claimed in claim 1, it is characterised in that second Access Division has towards axis direction
Clamping piece, formed between two neighboring second Access Division to step down and lacked, scarce size of stepping down is more than the size of the lifting piece；Allow
The scarce quantity in position, the quantity of the second Access Division, the quantity of lifting piece are identical.
4. minimally invasive flexible puncture tube as claimed in claim 1, it is characterised in that the detection head is ultrasonic sensing element, light
Sensing element or electro physiology sensing element.
5. the minimally invasive flexible puncture tube as any one of Claims 1-4, it is characterised in that in the guiding of the guide wire
Outer pars intramuralis is provided with least two chutes, and what the rope was slided is arranged in the chute.
6. the minimally invasive flexible puncture tube as any one of Claims 1-4, it is characterised in that the guide wire includes leading portion
And main paragraph, the leading portion of the guide wire is relative to main paragraph softness.
7. minimally invasive flexible puncture tube as claimed in claim 6, it is characterised in that also include the first helical spring, the first spiral
The elater of spring is in the guiding outer wall of the leading portion.
8. minimally invasive access penetrations component, it is characterised in that including：Micro-channel tubes and guide wire, the micro-channel tubes are flexibility, its
Including passage body, ring-shaped gasbag and inflation inlet, passage body is hollow to form the internal channel passed through for the guide wire, ring-type gas
Capsule is on the tube wall of passage body front end, and inflation inlet is located at the rear end of passage body, and inflation inlet is communicated with ring-shaped gasbag；
Guide wire has guiding outer wall, and it guides outer wall and surrounds hollow accommodating tube chamber, and the front end of guide wire forms target seeker,
Circumferentially direction, provided with least two ropes, at least two is provided with the rear end of guide wire circumferentially to the guiding outer wall of guide wire
The lifting piece that direction is set, the front end of rope is connected with the target seeker, and rear end is connected with the lifting piece respectively.
9. minimally invasive flexible puncture tube application method, it is characterised in that this method comprises the following steps：
Detection pipe penetrates guide wire, makes that the detection head of detection pipe is exposed relative to the front end of guide wire, and detection pipe rear end is pushed away
Drawing portion is corresponding with the first Access Division, and each lifting piece of guide wire rear end is corresponding with each second Access Division respectively；
Guide wire, detection pipe forward end are promoted by pedestal, in progradation, by detecting head detection target seeker front end
Hoc scenario；Corresponding rope is lifted by corresponding second Access Division, the target seeker of guide wire front end is produced
Raw skew, and then the direction of advance of guide wire is adjusted.
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| CN201710285079.0A CN106943183B (en) | 2017-04-26 | 2017-04-26 | Minimally invasive flexible puncture tube and minimally invasive channel puncture assembly |
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| CN201710285079.0A CN106943183B (en) | 2017-04-26 | 2017-04-26 | Minimally invasive flexible puncture tube and minimally invasive channel puncture assembly |
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| CN106943183B CN106943183B (en) | 2023-09-08 |
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| Publication number | Publication date |
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| CN106943183B (en) | 2023-09-08 |
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