CN203988257U - Be used for the treatment of the needle knife in canula of cerebral palsy of children - Google Patents
Be used for the treatment of the needle knife in canula of cerebral palsy of children Download PDFInfo
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- CN203988257U CN203988257U CN201420452926.XU CN201420452926U CN203988257U CN 203988257 U CN203988257 U CN 203988257U CN 201420452926 U CN201420452926 U CN 201420452926U CN 203988257 U CN203988257 U CN 203988257U
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- cutter hub
- groove
- cutter
- canula
- pipe
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Abstract
The utility model discloses a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, comprise cutter hub and sleeve pipe, described casing pipe sleeve is contained on cutter hub, the upper end of described cutter hub is installed with handle of a knife, cutter hub bottom is provided with cutter core, on the outer circumference surface of described cutter hub, offer groove, described groove is positioned at the upper end of cutter hub, described sleeve pipe is provided with the projection matching with described groove, the height of described projection is 0.01-0.2 millimeter, the degree of depth of described groove is 0.05-0.3 millimeter, and the material of described cutter hub and sleeve pipe is medical stainless steel.This utility model needle knife in canula, simple in structure, production cost is low, and can be easily in operation process needle exchange cutter more.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to the needle knife in canula that a kind of Minimally Invasive Surgery uses.
Background technology
Existing more than the 100 year history of cerebral palsy of children open (operating on) operation, since this operation is come out, remove slight illness to numerous global CP children, but operate on hands art, there is operative procedure complexity, tissue injury is large, hemorrhage many, in tissue, leave forward line foreign body, easy infection, operating time long (approximately wanting 1～2 hour), complication is many, infant is painful large, the high shortcomings that waits of expense, especially postoperative skin leaves lifelong operative scar, the postoperative Gypsum Fibrosum set time long (will fix 6 weeks) can be in the front portion of infant bilateral thigh root, posterior leg, on the operative site skin such as rear interior survey or upper limb of ankle, leave the cicatrix of lifelong several modest ability, on attractive in appearance in part after infant is grown up, have a great impact.So the head of a family of a lot of CP children is unwilling to allow child be treated surgically.
Applicant has researched and developed " super minimally-invasive treatment cerebral palsy of children technology " for this problem, not only can reach to operate on the therapeutic effect that gets instant result of operation, but also can overcome above shortcoming of operating on operation.As: have that operative procedure is simple, tissue injury is minimum (only having the skin micropore of the similar entry needle of 1mm), do not leave forward line foreign body in hemorrhage few (only having several), tissue, easy infection (because not cutting skin), operating time short (approximately wanting 20～30 minutes), postoperative Gypsum Fibrosum set time short (only fixing 2 weeks) be not without complication, the plurality of advantages such as infant misery is little, surgery cost is low, especially postoperative skin does not leave lifelong operative scar.Because " super minimally-invasive treatment cerebral palsy of children technology " has above many merits than operating on performing the operation, so the head of a family of CP children does not again worry child's operative treatment, be very willing to allow child accept the treatment of " super minimally-invasive treatment cerebral palsy of children technology ".
In the process of this operation of enforcement, need to use needle knife in canula, because the sleeve pipe of existing needle knife in canula and the connected mode of pin cutter are for being threaded, in the time of operation, after first pin broach shell being screwed in sleeve pipe, thrust affected part, reach after operative site, select the pin cutter needing to perform the operation, in operation process, more when needle exchange cutter, need revoling tube or pin cutter, after sleeve pipe is separated with pin cutter, more needle exchange cutter.During due to needle exchange cutter more, need to rotate pin cutter or sleeve, not only complicated operation, and may produce damage to human body.Therefore, applicant has researched and developed the high generation needle knife in canula technology for the treatment of cerebral palsy of children for this defect.
Utility model content
This utility model object is to provide a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, simple in structure, production cost is low, and can be easily in operation process needle exchange cutter more.
This utility model technical solution problem adopts following technical scheme: the needle knife in canula that is used for the treatment of cerebral palsy of children, comprise cutter hub and sleeve pipe, described casing pipe sleeve is contained on cutter hub, the upper end of described cutter hub is installed with handle of a knife, cutter hub bottom is provided with cutter core, on the outer circumference surface of described cutter hub, offer groove, described groove is positioned at the upper end of cutter hub, described sleeve pipe is provided with the projection matching with described groove, the height of described projection is 0.01-0.2 millimeter, the degree of depth of described groove is 0.05-0.3 millimeter, and the material of described cutter hub and sleeve pipe is medical stainless steel.
Optionally, described groove and protruding shape are annular.
Optionally, described cutter core is the cutter core with cutting edge; Or described cutter core is the cutter core without cutting edge.
Optionally, described handle of a knife comprises grip part and fixing body, and described fixing body is fixedly connected on described grip part, and described fixing body is positioned at the below of grip part, offers mounting groove on fixing body, described in the fixing plug-in mounting in the upper end of described cutter hub in mounting groove.
This utility model also provides a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, comprise cutter hub and sleeve pipe, described casing pipe sleeve is contained on cutter hub, the upper end of described cutter hub is installed with handle of a knife, cutter hub bottom is provided with cutter core, described handle of a knife comprises grip part and fixing body, described fixing body is fixedly connected on described grip part, described fixing body is positioned at the below of grip part, on fixing body, offer mounting groove, described in the fixing plug-in mounting in the upper end of described cutter hub in mounting groove, described sleeve pipe comprises top tube and down tube, the upper end of the lower end of described upper pipe and lower pipe is fixed together, and upper pipe and lower pipe are interconnected, described upper pipe box is contained on described fixing body, described lower pipe box is contained on described cutter hub, on described fixing body, offer groove, on the inner surface of pipe, be provided with projection on described, described projection matches with described groove, the height of described projection is 0.01-0.2 millimeter, the degree of depth of described groove is 0.05-0.3 millimeter, the material of described cutter hub and sleeve pipe is medical stainless steel.
Optionally, also offer helicla flute on described cutter hub, described helicla flute is positioned on the outer circumference surface of cutter hub, and described spiral fluted lower end is positioned on described cutter core, and the top of described sleeve pipe has the part that adopts transparent material to make.
Optionally, on the grip part of described handle of a knife, also offer storage tank, the dismountable briquetting that is provided with of opening part of described storage tank upper end, described briquetting seals described storage tank, and briquetting can be along described storage tank down sliding, described storage tank is positioned at the top of mounting groove, and storage tank is communicated with mounting groove by connecting hole, and described spiral fluted upper end is connected with described connecting hole.
The utlity model has following beneficial effect: this utility model needle knife in canula by being provided with groove on the outer circumference surface of cutter hub, groove is positioned at the upper end of cutter hub, and on sleeve pipe, be provided with the projection matching with groove, in the time using needle knife in canula, directly the projection on sleeve pipe is stuck in the groove on cutter hub, realize the relative fixing of sleeve and groove, when needs are more when needle exchange cutter, only need hold after sleeve, upwards pull out pin cutter, therefore this sleeve pipe is with respect to the thread connecting mode more convenient operation of prior art, structure is simpler, production cost is lower.
Brief description of the drawings
Fig. 1 is that the master of the embodiment 1 of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children looks cutaway view;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is that the master of the embodiment 2 of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children looks cutaway view;
Fig. 4 is the enlarged drawing at B place in Fig. 3;
Fig. 5 is that the master of the embodiment 3 of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children looks cutaway view;
Fig. 6 is that the master of the handle of a knife that cutter hub is installed of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children looks cutaway view;
Fig. 7 is the front view that this utility model is used for the treatment of the sleeve pipe of the needle knife in canula of cerebral palsy of children;
Fig. 8 is that the master of the handle of a knife of the embodiment 4 of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children looks cutaway view;
Fig. 9 is the front view of the briquetting of the embodiment 4 of this utility model needle knife in canula of being used for the treatment of cerebral palsy of children;
In figure, labelling is illustrated as: 10-cutter hub; 11-handle of a knife; 12-cutter core; 13-helicla flute; 14-grip part; 15-fixing body; 16-mounting groove; 17-storage tank; 18-briquetting; 19-connecting hole; 20-block; 21-block rubber; 22-projection; 23-groove; 30-sleeve pipe; The upper pipe of 31-; Under 32-, manage.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
As shown in Figure 1 and Figure 2, the present embodiment provides a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, comprises cutter hub 10 and sleeve pipe 30, and sleeve pipe 30 is sleeved on cutter hub 10.Be installed with handle of a knife 11 in the upper end of cutter hub 10, cutter hub 10 bottoms are provided with cutter core 12, on the outer circumference surface of cutter hub 10, offer groove 23, groove 23 is positioned at the upper end of cutter hub 10, and sleeve pipe 30 is provided with the projection 22 matching with groove 23, and the height of projection 22 is 0.01-0.2 millimeter, the degree of depth of groove 23 is 0.05-0.3 millimeter, in the present embodiment, preferably 0.1 millimeter of the height of projection 22, preferably 0.2 millimeter of the degree of depth of groove 23.The material of cutter hub 10 and sleeve pipe 30 is medical stainless steel.In the present embodiment, projection 22 is inwardly stamping forming on the outer wall of sleeve pipe 30.
In this enforcement, the shape of groove 23 and projection 22 is annular.Certainly, groove and protruding shape can be semicircle, and groove and projection can arrange multiple, and a semicircular projection can be stuck in a semicircular groove.Cutter core 12 in the present embodiment is for having the cutter core of cutting edge.Or cutter core 12 is not for having the cutter core of cutting edge.
This utility model needle knife in canula is thrusting after tissue, more tool changing core, the sharp keen cutter core with cutting edge is replaced by the more blunt cutter core without cutting edge, in the time running into neural blood vessel, can avoid injured nerve blood vessel, after by neural and angiosomes, again the sharp keen cutter core with cutting edge is changed and come, perform the operation.
Embodiment 2
As shown in Figure 3, Figure 4, the present embodiment provides a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, comprises cutter hub 10 and sleeve pipe 30, and sleeve pipe 30 is sleeved on cutter hub 10, and the upper end of cutter hub 10 is installed with handle of a knife 11, and cutter hub 10 bottoms are provided with cutter core 12.Handle of a knife 11 comprises grip part 14 and fixing body 15, and fixing body 15 is fixedly connected on grip part 14, and fixing body 15 is positioned at the below of grip part 14, offers mounting groove 16 on fixing body 15, in the fixing plug-in mounting mounting groove 16 in upper end of cutter hub 10.
Sleeve pipe 30 comprises pipe 31 and lower pipe 32, the upper end of the lower end of upper pipe 31 and lower pipe 32 is fixed together, and upper pipe 31 is interconnected with lower pipe 32, upper pipe 31 is sleeved on fixing body 15, lower pipe 32 is sleeved on cutter hub 10, on fixing body 15, offer groove 23, be provided with projection 22 on the inner surface of upper pipe 31, projection 22 matches with groove 23.
Embodiment 3
The present embodiment provides a kind of needle knife in canula that is used for the treatment of cerebral palsy of children, as shown in Figure 5, comprises cutter hub 10 and sleeve pipe 30, and sleeve pipe 30 is sleeved on cutter hub 10.Shown in Fig. 6, be installed with handle of a knife 11 in the upper end of cutter hub 10, cutter hub 10 bottoms offer cutter core 12, also offer helicla flute 13 on cutter hub 10, and helicla flute 13 is positioned on the outer circumference surface of cutter hub 10, and the lower end of helicla flute 13 is positioned on cutter core 12.The top of sleeve pipe 30 has the part that adopts transparent material to make.In the present embodiment, sleeve pipe 30 adopts medical stainless steel to make, and the top of sleeve pipe 30 has the part that adopts medical grade transparent PVC pipe to make.
Handle of a knife 11 comprises grip part 14 and fixing body 15, and fixing body 15 is fixedly connected on grip part 14, and in the present embodiment, grip part 14 and fixing body 15 are formed in one.Fixing body 15 is positioned at the below of grip part 14, offers mounting groove 16 on fixing body 15, in the fixing plug-in mounting mounting groove 16 in upper end of cutter hub 10, between the upper end of cutter hub 10 and mounting groove 16, is interference fit.In the present embodiment, handle of a knife 11 adopts the plastic injection-moulded upper end at cutter hub 10.
Shown in Fig. 7, sleeve pipe 30 comprises pipe 31 and lower pipe 32, and the upper end of the lower end of upper pipe 31 and lower pipe 32 is fixed together, and upper pipe 31 is interconnected with lower pipe 32, and upper pipe 31 is sleeved on fixing body 15, and lower pipe 32 is sleeved on cutter hub 10.On fixing body 15, offer groove 23, be provided with projection 22 on the inner surface of upper pipe 31, projection 22 matches with described groove 23.
Embodiment 4
As shown in Figure 8, Figure 9, the difference of the present embodiment and embodiment 3 is, on the grip part 14 of handle of a knife 11, also offer storage tank 17, storage tank 17 is positioned at the top of mounting groove 16, storage tank 17 is communicated with mounting groove 16 by connecting hole 19, and the upper end of helicla flute 13 is connected with the lower end of connecting hole 19.
The dismountable briquetting 18 that is provided with of opening part of storage tank 17 upper ends, briquetting 18 piece sealing reservoirs 17, in the present embodiment, briquetting 18 comprises block 20 and block rubber 21, block 20 is arranged on the upper surface of block rubber 21, block rubber 21 and storage tank 17 are for being tightly connected, can press in use briquetting 18, make briquetting 18 at the interior down sliding of storage tank 17.
Medicinal liquid injection mode of the present utility model, than existing pin cutter, mostly by increasing the liquid medicine injection mode of syringe or connection transfusion device, structure is simpler, operates easier.
The sequencing of above embodiment only, for ease of describing, does not represent the quality of embodiment.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although this utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of this utility model.
Claims (8)
1. one kind is used for the treatment of the needle knife in canula of cerebral palsy of children, comprise cutter hub (10) and sleeve pipe (30), described sleeve pipe (30) is sleeved on cutter hub (10), the upper end of described cutter hub (10) is installed with handle of a knife (11), cutter hub (10) bottom is provided with cutter core (12), it is characterized in that, on the outer circumference surface of described cutter hub (10), offer groove (23), described groove (23) is positioned at the upper end of cutter hub (10), described sleeve pipe (30) is provided with the projection (22) matching with described groove (23), the height of described projection (22) is 0.01-0.2 millimeter, the degree of depth of described groove (23) is 0.05-0.3 millimeter, the material of described cutter hub (10) and sleeve pipe (30) is medical stainless steel.
2. the needle knife in canula that is used for the treatment of cerebral palsy of children according to claim 1, is characterized in that, the shape of described groove (23) and projection (22) is annular.
3. the needle knife in canula that is used for the treatment of cerebral palsy of children according to claim 2, is characterized in that, described cutter core (12) is for having the cutter core of cutting edge.
4. the needle knife in canula that is used for the treatment of cerebral palsy of children according to claim 2, is characterized in that, described cutter core (12) is not for having the cutter core of cutting edge.
5. according to the needle knife in canula that is used for the treatment of cerebral palsy of children described in claim 3 or 4, it is characterized in that, described handle of a knife (11) comprises grip part (14) and fixing body (15), described fixing body (15) is fixedly connected on described grip part (14), described fixing body (15) is positioned at the below of grip part (14), on fixing body (15), offer mounting groove (16), described in the fixing plug-in mounting in the upper end of described cutter hub (10) in mounting groove (16).
6. one kind is used for the treatment of the needle knife in canula of cerebral palsy of children, comprise cutter hub (10) and sleeve pipe (30), described sleeve pipe (30) is sleeved on cutter hub (10), the upper end of described cutter hub (10) is installed with handle of a knife (11), cutter hub (10) bottom is provided with cutter core (12), it is characterized in that, described handle of a knife (11) comprises grip part (14) and fixing body (15), described fixing body (15) is fixedly connected on described grip part (14), described fixing body (15) is positioned at the below of grip part (14), on fixing body (15), offer mounting groove (16), described in the fixing plug-in mounting in the upper end of described cutter hub (10) in mounting groove (16), described sleeve pipe (30) comprises pipe (31) and lower pipe (32), the upper end of the lower end of described upper pipe (31) and lower pipe (32) is fixed together, and upper pipe (31) is interconnected with lower pipe (32), described upper pipe (31) is sleeved on described fixing body (15), described lower pipe (32) is sleeved on described cutter hub (10), on described fixing body (15), offer groove (23), on the inner surface of pipe (31), be provided with projection (22) on described, described projection (22) matches with described groove (23), the height of described projection (22) is 0.01-0.2 millimeter, the degree of depth of described groove (23) is 0.05-0.3 millimeter, the material of described cutter hub (10) and sleeve pipe (30) is medical stainless steel.
7. the needle knife in canula that is used for the treatment of cerebral palsy of children according to claim 6, it is characterized in that, on described cutter hub (10), also offer helicla flute (13), described helicla flute (13) is positioned on the outer circumference surface of cutter hub (10), it is upper that the lower end of described helicla flute (13) is positioned at described cutter core (12), and the top of described sleeve pipe (30) has the part that adopts transparent material to make.
8. the needle knife in canula that is used for the treatment of cerebral palsy of children according to claim 7, it is characterized in that, on the grip part (14) of described handle of a knife (11), also offer storage tank (17), the dismountable briquetting (18) that is provided with of opening part of described storage tank (17) upper end, described briquetting (18) seals described storage tank (17), and briquetting (18) can be along described storage tank (17) down sliding, described storage tank (17) is positioned at the top of mounting groove (16), storage tank (17) is communicated with mounting groove (16) by connecting hole (19), and the upper end of described helicla flute (13) is connected with described connecting hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452926.XU CN203988257U (en) | 2014-08-12 | 2014-08-12 | Be used for the treatment of the needle knife in canula of cerebral palsy of children |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452926.XU CN203988257U (en) | 2014-08-12 | 2014-08-12 | Be used for the treatment of the needle knife in canula of cerebral palsy of children |
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| Publication Number | Publication Date |
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| CN203988257U true CN203988257U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420452926.XU Expired - Fee Related CN203988257U (en) | 2014-08-12 | 2014-08-12 | Be used for the treatment of the needle knife in canula of cerebral palsy of children |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113058151A (en) * | 2021-03-23 | 2021-07-02 | 吉林大学 | Needle inserting and adjusting device with distance measuring function |
-
2014
- 2014-08-12 CN CN201420452926.XU patent/CN203988257U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113058151A (en) * | 2021-03-23 | 2021-07-02 | 吉林大学 | Needle inserting and adjusting device with distance measuring function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20180812 |