CN201905946U - Novel self-service type retractor for surgical operation - Google Patents

Novel self-service type retractor for surgical operation Download PDF

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Publication number
CN201905946U
CN201905946U CN2010206553477U CN201020655347U CN201905946U CN 201905946 U CN201905946 U CN 201905946U CN 2010206553477 U CN2010206553477 U CN 2010206553477U CN 201020655347 U CN201020655347 U CN 201020655347U CN 201905946 U CN201905946 U CN 201905946U
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take
spool
lock sleeve
mobile jib
hook plate
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Expired - Fee Related
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CN2010206553477U
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Chinese (zh)
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钱建民
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Individual
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Abstract

A novel self-service type retractor for a surgical operation is characterized in that a main rod (1), a locking sleeve (7), a locking operating lever (11), a belt-retracting device locking sleeve (15), a belt-retracting device (17) and a hook plate (22), wherein the locking sleeve (7) is nested at the lower part of the main rod (1) to form a swallow-tailed groove, the locking operating lever (11) is mounted on the main rod (1) spirally through threads, the belt-retracting device locking sleeve (15) is mounted at the upper part of the main rod (1) spirally and used for locking and fixing the insertion rod (18) of the belt-retracting device (17) at the upper end of the main rod (1), and the belt-retracting device (17) is connected with the hook plate (22) through a traction band or rope (21). The novel self-service type retractor for the surgical operation has simple structure, convenience in manufacturing and use and low cost.

Description

Novel self-assisted retractor for surgical operation
Technical field
This utility model relates to a kind of medical apparatus and instruments, and replacing of using in the especially a kind of operation manually retracts otch the retractor that the art open country is fully exposed, specifically a kind of novel self-assisted retractor for surgical operation that is applicable to that multiple operation is used.
Background technology
At present, in the operation of carrying out the abdominal part straight cut, in order to obtain ideal art open country, the abdominal part of opening need be kept the good state that retracts as department of general surgery, Urology Surgery, department of obstetrics and gynecology; Also need otch is retracted equally in carrying out operations such as thoracic cavity, back spinal column, existing method one is to rely on the assistant from both sides with drag hook otch to be drawn back, weak effect and take manpower.People have invented various abdominal operation retractors to replace artificial traction for this reason, and the people is freed from heavy physical work, have a better effect.As patents such as Chinese patents 2006100980378,2008101951371 all are the retractors that design at abdominal operation.But in actual use, because this type of retractor need be at the stayed pole of a plurality of connection drag hooks of same installing rack upper support, pull bar is adjusted stroke again so that retract hook plate, so pull bar all can stretch out outside the operation table when using in the operation, capture the space of limited operation bedside, had a strong impact on doctor's erect-position.The pull bar that stretches out operation table also pollutes easily.So the position all was constant when existing various retractors used, influence doctor's erect-position in order to avoid stretch out the outer pull bar of bed, its suitability is restricted, as above abdominal retractor can only be installed in the head of a bed, be used for the otch of walking crosswise under the epigastrium costal margin, be difficult to adapt to most straight cut and hypogastric region operation use, and the very difficult upper abdominal surgery that adapts to of lower abdominal region retractor uses, the operation that more can't adapt to other position retracts.Therefore during a kind of tractive hook plate of clinical needs pull bar do not stretch out bed outer, can under the prerequisite that does not influence doctor's erect-position, retract various operative incisions, effective retractor easy to use as required in any shift position of operation bedside.Existing all kinds of retractor all can't be competent at above-mentioned requirements.And existing these retractors to also have the problem of a general character be that volume is big, need field-installed number of components many, use step loaded down with trivial details, manufacturing cost is high, these problems all should solve.Meanwhile, also there is complex structure in existing elevating lever fixture, manufacture difficulty is big, especially operation inconvenience, medical personnel must adjust height simultaneously when locking, and must assist operation by the assistant, otherwise just elevating lever can't be positioned on the bedside, highly also be difficult to meet the demands, in use also can't adjust as required easily simultaneously, simultaneously in use also can be because of locked groove and the inconsistent generation that causes stressed shaking phenomenon of bedside width.The applicant has designed a kind of name and has been called " self-assisted retractor for surgical operation " for this reason, application number is 2010102889303 patent of invention, the problems referred to above have been solved preferably, but in actual use, the applicant finds that above-mentioned patent exists the activity dovetails of column retaining mechanism to move on it with hands, can not move up and down synchronously with action bars, take-up mechanism is comparatively complicated, and the inserted link of the mechanism of take-up simultaneously is owing to the reason of holding one's breath is inserted a series of problems such as resistance is bigger.
Summary of the invention
The purpose of this utility model is the operation inconvenience that retracts existence at existing, baroque problem, design a kind of simple in structure, applicable to the traction of any position, volume is little, the column fixture structure is simple, easy to operate, novel self-assisted retractor for surgical operation reliable and stable, that can not influence the operation of operative doctor erect-position.
The technical solution of the utility model is:
A kind of novel self-service surgical retractors is characterized in that it comprises:
One mobile jib 1, the lower end of this mobile jib 1 be provided with one with half dovetail groove 2 of matching of operation bedside, its upper end is provided with external screw thread 3 and jack 4, the tapered structure 5 in the upper end of described external screw thread 3 and be provided with opening 6 vertically;
One lock sleeve 7, this lock sleeve 7 is sleeved on the aforesaid mobile jib 1, the lower end of lock sleeve 7 is provided with the dovetail groove 8 that can move up and down for half in addition, and the described dovetail groove 8 that can move up and down for half in addition and aforesaid half dovetail groove 2 are formed the complete dovetail groove that links to each other with the operation bedside of being used for; These lock sleeve 7 inwalls are provided with axially directed groove 9, thereby this gathering sill 9 matches with anti-rotation projection 10 on aforementioned mobile jib 1 lower end lock sleeve 7 can only be moved up and down along mobile jib 1;
One lock operating lever 11, the upper end of this lock operating lever 11 is provided with the female thread 12 that the external screw thread 3 with mobile jib 1 upper end matches, the lower end of this lock operating lever 11 is provided with an annular groove 13, this annular groove 13 matches with the annular protrusion 14 of aforesaid lock sleeve 7 upper ends, moves up and down on mobile jib 1 with lock operating lever 11 thereby lock operating lever 11 is linked to each other with lock sleeve 7 and can drive lock sleeve 7;
One take-up device lock sleeve 15, the upper end of this take-up device lock sleeve 15 are provided with the inner bolt hole 16 that the external screw thread 3 with mobile jib 1 upper end matches, and the following end shield of this take-up device lock sleeve 15 is contained on the upper end of aforesaid lock operating lever 11;
One take-up device 17; The lower end of this take-up device 17 is provided with an inserted link 18 in the jack 4 that inserts mobile jib 1 upper end, inserts the height that take-up device 17 can be adjusted in position in the jacks 4 by adjusting inserted link 18; The upper end of this take-up device 17 is provided with a take up cassette 19, take-up spool 20 is installed in the take up cassette 19, stretch out outside the take up cassette 19 at the two ends of take-up spool 20, an end wherein is as putting the band press-side, the other end is as the take-up driving end, traction belt or 21 the end of restricting are fixed on the take-up spool 20, and the opening that the other end passes on the take up cassette 19 links to each other with hook plate 22; On described take up cassette 19, be installed with the tooth cover 23 that is provided with unidirectional tooth on the end face, also be provided with on the described take-up spool 20 with described tooth cover 23 match be meshing with each other after the end face that can only unidirectional commentaries on classics stops be provided with the unidirectional tooth post 24 of unidirectional tooth, the end that one end of unidirectional tooth post 24 and whole beginning push it against the spring 25 of tooth cover 23 offsets, and the inwall of the other end of spring 25 and take up cassette 19 offsets; Described spring 25 is sleeved on the take-up spool 20; Described take-up spool 20 is installed in the tooth cover 23;
One hook plate 22, this hook plate 22 and traction belt or restrict 21 link to each other, and hook plate 22 is provided with a gib head 26 that is used to hook tissue or stomach wall.
Described annular protrusion 14 for successive protruding ring or by have that two sections projectioies form at least protruding ring.
The take-up driving end of described take-up spool 20 is the polygon or the circle pilework of cutting edge.
Described traction belt or 21 the end of restricting link to each other with unidirectional tooth post 24 on the take-up spool 25, thereby the other end is provided with in the gathering sill 27 that inserts on the hook plate 22 and realizes the detachable guide finger that is connected with hook plate 22, the width of guiding 27 1 insertion ends on the described hook plate 22 greater than the width of positioning end so that the insertion of guide finger.
Described traction belt or restrict 21 can be made from a variety of materials, as nylon shioze ribbon or rope, plastic knitting band or rope or the gentle rope of metal.
Cover is equipped with loam cake 28 on the described take up cassette 19.
Described inserted link 18 surfaces have the axial exhaust groove.
Described hook plate 22 be provided with take-up spool 20 on the shrinkage pool 29 that matches of take-up driving end.
The beneficial effects of the utility model:
This utility model is simple in structure, volume is little, easy to operate, the operating habit that very is suitable for the doctor, shared space only is the position of elevating lever, and the adjustable height of elevating lever can effectively retract operative incision after adjusting to suitable height, can the erect-position and the operation of operative doctor not impacted fully.
Traction belt of the present utility model or rope can place in the take up cassette of take-up device, do not take operation bedside space, can make retractor shift position use arbitrarily according to actual needs, and not bring any inconvenience to the doctor.
This utility model can be used for the retracting of operative incision at the outer any position of human body head, is particularly useful for retracting of vertical angle otch.
This utility model makes the retaining mechanism of elevating lever lower end to close with the complete card of bedside owing to adopted the width-adjusting oat tail groove structure, in use can not rock because of stressed, has fundamentally solved the stability problem in using.
This utility model all adopts helicitic texture to realize locking and unclamping, elevating lever bottom and bedside be connected and the height adjustment on top can be separated and carried out, the doctor only need turn different rotation sets can realize the locking of locking of lower end (or unclamping) and strut (or locking), especially the rotation of lock operating lever is depended in the adjustment of dovetails openings of sizes fully, having overcome existing lock sleeve can only promptly dwindle direction to a direction and move, and the problem of moving on can not be with the rotation of lock operating lever, making only needs an operation can finish the adjustment of dovetail groove openings of sizes, the operation of medical workers inconvenience that alleviates.
This utility model does not have outer male member, can not influence walking about of medical personnel in the use, makes surgical environments neatly orderly.
This utility model can adopt the medical engineering injection molding, can realize producing in enormous quantities, therefore helps reducing the operation cost, because cost is lower, can realize disposable use simultaneously, reduces the generation of the cross infection incident that traditional repeated use may cause.
This utility model both can be used for the fixing operation retractor, as retractors such as abdominal part, chest, backs, also can be used for the occasion that other need adjust the medical apparatus and instruments height on one's sick bed.
Take-up device of the present utility model has adopted the principle of the foolproof one way engagement tooth of structure, have only two teeth of engagement separately could be realized putting band, operation advances only need press take-up spool makes intermeshing tooth separately, and in case unclamp, because intermeshing tooth can only move to the take-up direction, therefore traction belt or rope being pulled to suitable position promptly can not extend again, guaranteed localized reliability, during take-up, only need to rotate take-up spool along the usable rotational direction of unidirectional tooth, traction belt or rope can be regained in the take up cassette, and this utility model creatively utilizes the operating grip of hook plate as the operation take-up spool, handle hole on the hook plate is enclosed within take-up spool stretches out on the end of take up cassette, rotating hook plate can be with in traction belt or the rope income take up cassette.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structural representation of mobile jib of the present utility model.
Fig. 4 is the structural representation of hook plate of the present utility model.
Fig. 5 is part (I) enlarged diagram of Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further described.
Shown in Fig. 1-4.
A kind of novel self-service surgical retractors, it mainly by mobile jib 1, lock sleeve 7, lock operating lever 11, take-up device lock sleeve 15, take-up device 17, traction belt or restrict 21 and hook plate 22 form, as shown in Figure 1, 2.The lower end of mobile jib 1 wherein be provided with one with half dovetail groove 2 of matching of operation bedside, its upper end is provided with external screw thread 3 and jack 4, the tapered structure 5 in the upper end of described external screw thread 3 and be provided with opening 6 vertically; As shown in Figure 3.Lock sleeve 7 is sleeved on the aforesaid mobile jib 1 and with the lower end of lock operating lever 11 and is connected rotationally, the lower end of lock sleeve 7 is provided with the dovetail groove 8 that can move up and down for half in addition, and the described dovetail groove 8 that can move up and down for half in addition and aforesaid half dovetail groove 2 are formed the complete dovetail groove that links to each other with the operation bedside of being used for; These lock sleeve 7 inwalls are provided with axially directed groove 9, the quantity of axially directed groove 9 can be one, also can be a plurality of, thereby the anti-rotation projection 10 on axle gathering sill 9 and aforementioned mobile jib 1 lower end matches lock sleeve 7 can only be moved up and down along mobile jib 1, anti-rotation projection 10 can be with mobile jib 1 injection molded, also can install additional in addition, quantity can be one, also can be a plurality of; The upper end of lock operating lever 11 is provided with the female thread 12 that the external screw thread 3 with mobile jib 1 upper end matches, it is outer so that match with the female thread of take-up device lock sleeve 15 that lock operating lever 11 should be stretched out in the upper end of mobile jib 1, the lower end of this lock operating lever 11 is provided with an annular groove 13, this annular groove 13 matches (as shown in Figure 5) with the annular protrusion 14 of aforesaid lock sleeve 7 upper ends, moves up and down on mobile jib 1 with lock operating lever 11 thereby lock operating lever 11 is linked to each other with lock sleeve 7 and can drive lock sleeve 7; Annular protrusion 14 can be gone up a totally continuous overall structure, also can be a loop configuration of being made up of the plurality of sections gap.The upper end of take-up device lock sleeve 15 is provided with the inner bolt hole 16 that the external screw thread 3 with mobile jib 1 upper end matches, the following end shield of this take-up device lock sleeve 15 is contained on the upper end of aforesaid lock operating lever 11, because the tapered structure 5 in mobile jib 1 upper end has the opening 6 that tightens up usefulness simultaneously, therefore when rotating take-up device lock sleeve 15, the opening of mobile jib 1 upper end shrinks, thereby the inserted link that will insert the take-up device 17 in the jack of mobile jib 1 upper end is embraced and can't be moved, and realizes the location and the adjusting of short transverse.The lower end of take-up device 17 is provided with an inserted link 18 in the jack 4 that inserts mobile jib 1 upper end, can adjust the height of take-up device 17 by the position in the adjustment inserted link 18 insertion jacks 4, inserted link 18 inserts in the jack on vertical rod 1 top for convenience, has the axial exhaust groove on inserted link 18 surfaces; The upper end of this take-up device 17 is provided with a take up cassette 19, cover is equipped with loam cake 28 on the take up cassette 19, take-up spool 20 is installed in the take up cassette 19, stretch out outside the take up cassette 19 at the two ends of take-up spool 20, an end wherein (can be installed the increase contact area on the press-side as putting the band press-side, the button cover of being convenient to operate), (this driving end can adopt the polygon that matches with box spanner or the circle pilework of cutting edge to the other end as the take-up driving end, can utilize box spanner to operate, also can directly adopt hook plate of the present utility model as the operation spanner, only needing to outpour the shrinkage pool that matches with the driving end profile on hook plate gets final product), traction belt or rope 21(can adopt the Buddhist nun to be with textile tapes or rope, the band or the rope of various materials such as the gentle rope of plastic knitting band or rope or metal) an end be fixed on the take-up spool 20, the opening that the other end passes on the take up cassette 19 links to each other with hook plate 22; On described take up cassette 19, be installed with the tooth cover 23 that is provided with unidirectional tooth on the end face, also be provided with on the described take-up spool 20 with described tooth cover 23 match be meshing with each other after the end face that can only unidirectional commentaries on classics stops be provided with the unidirectional tooth post 24 of unidirectional tooth, the end that one end of unidirectional tooth post 24 and whole beginning push it against the spring 25 of tooth cover 23 offsets, and the inwall of the other end of spring 25 and take up cassette 19 offsets; Described spring 25 is sleeved on the take-up spool 20; Described take-up spool 20 is installed in the tooth cover 23; Traction belt or 21 the end of restricting link to each other with unidirectional tooth post 24 on the take-up spool 25, thereby the other end is provided with in the gathering sill 27 that inserts on the hook plate 22 and realizes the detachable guide finger that is connected with hook plate 22, the width of guiding 27 1 insertion ends on the described hook plate 22 greater than the width of positioning end so that the insertion of guide finger.Hook plate 22 and traction belt or restrict 21 links to each other, and hook plate 22 is provided with a gib head 26 that is used to hook tissue or stomach wall, simultaneously, in order to play the effect of spanner, can be gone out shrinkage pool 29 in hook plate 22 suitable positions (wall thickness larger part) and be replaced box spanner, be used for the take-up operation, as shown in Figure 4.
Each parts of the present utility model both can adopt the rustless steel manufacturing, also can adopt the manufacturing of medical engineering plastics, occurred from the disposable angle of using and reducing cost, and preferably adopted the medical engineering injection molding, and not only quality is guaranteed, and low cost of manufacture.
Work process of the present utility model is:
One. lowering or hoisting gear is installed.
At first rotation lock action bars 11 makes the thickness of the opening of dovetail groove greater than the fixed guide of operation bedside, then dovetail groove being aimed at the operation bedside inserts, the rotation lock action bars 11 then, lock sleeve 7 is moved down, can can not only make axial straight line with lock operating lever 11 rotations because of the effect that is subjected to anti-rotation projection 10 during rotation lock action bars 11 moves, until stinging tightly with the operation bedside, lock operating lever 11 can't rotate promptly to finish with the locking of bedside and be connected.
Then, unclamp take-up device lock sleeve 15, the upper end of vertical rod 1 this moment is not because of stressing, open slot on it opens, inserted link 18 can be extracted out from vertical rod 1 upper end easily, turn take-up device lock sleeve 15 once more when being drawn to the height of setting, take-up device lock sleeve 15 dwindles the opening of vertical rod 1 upper end and holds tightly on inserted link 18, changes tight take-up device lock sleeve 15 and gets final product.Unloading process is just in time opposite.
Two, put the band process:
Press take-up spool 20 with hands and stretch out button on the outer end of take up cassette 19, overcome the elastic force of spring 25, thereby take-up spool 20 moves the unidirectional fluted disc that makes engagement originally to be separated, this moment is because take-up spool 20 is unfettered, therefore only need the pulling traction belt or restrict 21 the belt that originally is wrapped on the take-up spool 20 to be pulled out, unclamp button after being drawn out to correct position, this moment, unidirectional fluted disc was meshing with each other, because tooth cover 23 is to be fixed on can not rotate on the take up cassette, and the unidirectional tooth post 24 on the take-up spool 20 can not be crossed tooth cover 23 thereby be fixed on the length place (be among Fig. 2 take-up spool 20 can not do anticlockwise rotation) of setting.
Three, take-up process:
Only need to be enclosed within and rotate take-up spool (rotating for clockwise direction among Fig. 2) on the driving end on the take-up spool 20 and traction belt or rope can be taken in the take up cassette 19 with the shrinkage pool 29 on box spanner or the hook plate 22.
Four, the hook of hook plate 22:
Only need the guide finger of the traction belt or 21 outer ends of restricting is inserted in the gathering sill 27 on hook plate 22 surfaces, guide finger can not deviate from from hook plate 22 under the effect of the constraint of gathering sill 27 bottoms and gravity or pulling force, and only need spur when taking out guide finger counter go out to take out get final product.
Can find out from embodiment, key of the present utility model is that operative doctor one people can finish the assembling of lowering or hoisting gear and the work of tightening up of traction belt or rope, need not the assistant helps, and because overall structure is the straight-bar type structure, can doctor's activity and operation do not impacted, if need in the operation process to adjust, a people also can be all complete, can reduce the quantity of paraprofessional personnel in the operation.
This utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.

Claims (8)

1. novel self-service surgical retractors is characterized in that it comprises:
One mobile jib (1), the lower end of this mobile jib (1) is provided with half dovetail groove (2) that matches with the operation bedside, its upper end is provided with external screw thread (3) and jack (4), the tapered structure in upper end (5) of described external screw thread (3) and be provided with opening (6) vertically;
One lock sleeve (7), this lock sleeve (7) is sleeved on the aforesaid mobile jib (1), the lower end of lock sleeve (7) is provided with the dovetail groove (8) that can move up and down for half in addition, and the described dovetail groove (8) that can move up and down for half in addition and aforesaid half dovetail groove (2) are formed the complete dovetail groove that links to each other with the bedside of performing the operation of being used for; This lock sleeve (7) inwall is provided with axially directed groove (9), the anti-rotation projection (10) on this gathering sill (9) and aforementioned mobile jib (1) lower end thus match lock sleeve (7) can only be moved up and down along mobile jib (1);
One lock operating lever (11), the upper end of this lock operating lever (11) is provided with the female thread (12) that the external screw thread (3) with mobile jib (1) upper end matches, the lower end of this lock operating lever (11) is provided with an annular groove (13), this annular groove (13) matches with the annular protrusion (14) of aforesaid lock sleeve (7) upper end, moves up and down on mobile jib (1) with lock operating lever (11) thereby lock operating lever (11) is linked to each other with lock sleeve (7) and can drive lock sleeve (7);
One take-up device lock sleeve (15), the upper end of this take-up device lock sleeve (15) is provided with the inner bolt hole (16) that the external screw thread (3) with mobile jib (1) upper end matches, and the following end shield of this take-up device lock sleeve (15) is contained on the upper end of aforesaid lock operating lever (11);
One take-up device (17); The lower end of this take-up device (17) is provided with an inserted link (18) in the jack (4) that inserts mobile jib (1) upper end, inserts the height that take-up device (17) can be adjusted in position in the jack (4) by adjusting inserted link (18); The upper end of this take-up device (17) is provided with a take up cassette (19), take-up spool (20) is installed in the take up cassette (19), stretch out outside the take up cassette (19) at the two ends of take-up spool (20), an end wherein is as putting the band press-side, the other end is as the take-up driving end, one end of traction belt or rope (21) is fixed on the take-up spool (20), and the opening that the other end passes on the take up cassette (19) links to each other with hook plate (22); On described take up cassette (19), be installed with the tooth cover (23) that is provided with unidirectional tooth on the end face, also be provided with on the described take-up spool (20) with described tooth cover (23) match be meshing with each other after the end face that can only unidirectional commentaries on classics stops be provided with the unidirectional tooth post (24) of unidirectional tooth, the end that one end of unidirectional tooth post (24) and whole beginning push it against the spring (25) of tooth cover (23) offsets, and the inwall of the other end of spring (25) and take up cassette (19) offsets; Described spring (25) is sleeved on the take-up spool (20); Described take-up spool (20) is installed in the tooth cover (23);
One hook plate (22), this hook plate (22) links to each other with traction belt or rope (21), and hook plate (22) is provided with a gib head (26) that is used to hook tissue or stomach wall.
2. novel self-assisted retractor for surgical operation according to claim 1, it is characterized in that described annular protrusion (14) for successive protruding ring or by have at least two sections the projection form protruding ring.
3. novel self-assisted retractor for surgical operation according to claim 2, the take-up driving end that it is characterized in that described take-up spool (20) are the polygon or the circle pilework of cutting edge.
4. novel self-assisted retractor for surgical operation according to claim 1, it is characterized in that an end of described traction belt or rope (21) links to each other with unidirectional tooth post (24) on the take-up spool (25), the other end be provided with the gathering sill (27) that inserts on the hook plate (22) thus in realize the detachable guide finger that is connected with hook plate (22), the width of guiding (27) one insertion ends on the described hook plate (22) greater than the width of positioning end so that the insertion of guide finger.
5. novel self-assisted retractor for surgical operation according to claim 1 is characterized in that described traction belt or rope (21) be with textile tapes or rope, plastic knitting band or rope or the gentle rope of metal for the Buddhist nun.
6. novel self-assisted retractor for surgical operation according to claim 1 is characterized in that the last cover of described take up cassette (19) is equipped with loam cake (28).
7. novel self-assisted retractor for surgical operation according to claim 1 is characterized in that described inserted link (18) surface has the axial exhaust groove.
8. novel self-assisted retractor for surgical operation according to claim 1, it is characterized in that described hook plate (22) be provided with take-up spool (20) on the shrinkage pool (29) that matches of take-up driving end.
CN2010206553477U 2010-12-13 2010-12-13 Novel self-service type retractor for surgical operation Expired - Fee Related CN201905946U (en)

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Application Number Priority Date Filing Date Title
CN2010206553477U CN201905946U (en) 2010-12-13 2010-12-13 Novel self-service type retractor for surgical operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206553477U CN201905946U (en) 2010-12-13 2010-12-13 Novel self-service type retractor for surgical operation

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CN201905946U true CN201905946U (en) 2011-07-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102551817A (en) * 2012-01-16 2012-07-11 江苏海泽医疗科技发展有限公司 Medical surgical soft tissue dilator
CN103876794A (en) * 2014-04-08 2014-06-25 钱建民 Anti-bending medical surgery soft tissue expander

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102551817A (en) * 2012-01-16 2012-07-11 江苏海泽医疗科技发展有限公司 Medical surgical soft tissue dilator
CN103876794A (en) * 2014-04-08 2014-06-25 钱建民 Anti-bending medical surgery soft tissue expander
CN103876794B (en) * 2014-04-08 2016-08-31 钱建民 Bending-resistant type medical surgical soft tissue dilator

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