CN103462608B - Minimally-invasive valve size measurer - Google Patents
Minimally-invasive valve size measurer Download PDFInfo
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- CN103462608B CN103462608B CN201310354825.9A CN201310354825A CN103462608B CN 103462608 B CN103462608 B CN 103462608B CN 201310354825 A CN201310354825 A CN 201310354825A CN 103462608 B CN103462608 B CN 103462608B
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- pull bar
- flexible handle
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- 238000005259 measurement Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 238000007675 cardiac surgery Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004217 heart function Effects 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 230000000004 hemodynamic effect Effects 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
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- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention discloses a minimally-invasive valve size measurer. The minimally-invasive valve size measurer comprises a handle component, a graduated scale (3), an adjuster (4), a draw bar (5), a sleeve (6) and a measuring head (7), wherein the graduated scale is connected to the upper part of the handle component; the adjuster is arranged on the graduated scale; the draw bar is arranged on the top of the handle component, and one end of the draw bar is movably connected with the top part of the handle component; the sleeve and the draw bar are coaxially sleeved on the exterior of the draw bar and fixedly arranged on the top of the handle component; the measuring head is arranged at the other end of the draw bar.
Description
Technical field
The present invention relates to medical instruments field; More specifically, a kind of Wicresoft valve size measuring device and using method thereof is related to.
Background technology
In the medical field, the judgement of the size of the various tissues of inside of human body directly has influence on the function of human organ, and especially valvular size directly can affect the hemodynamic situation of heart, closely related with other cardiac functions.Such as, the convenient size measuring valve accurately in operation, can for high-quality operation technique provide must be little cardiac phase information.
Existing valve size measuring device is many to be made up of several lamellar measurement sheet with fixed size.Existing valve size measuring device in use, needs doctor to attempt the measurement sheet varied in size to be placed on valve to carry out general comparison, coordinates the subjective judgment of doctor finally to determine the size of valve.
Because existing valve measuring device is made up of a limited number of fixed-size measurement sheet, the measured value of its valve size is discontinuous, and measured value can only be similar to the size of getting immediate one piece of measurement sheet; Need in measuring process to attempt using different measurement sheets to compare, operating efficiency is lower.
In addition, in other prior art, also disclose the measuring instrument with dip stick, such as utility model 94243641.5(D1 authorizes in China) disclosed in polymeter, China is at careful patent of invention 200510036016.9(D2) disclosed in tumor measuring pliers and China at careful patent of invention 201210264599.0(D3) disclosed in take turns arc reading type cardiac surgery operation accurate measurement instrument.
Disclosed in D1, polymeter is a zigzag rule type operating forceps, and the scissor shape of its anterior one-tenth, opening angle is large, and end is not suitable for being inserted into inside of human body, and not easily regulates.
Disclosed in D2, tumor measuring pliers is the surgical medical equipment for measuring tumor size.This measuring pliers comprises measuring junction, handle end, rhombus amplifier and scale.Although the structure of this measuring pliers is simple, because handle two parts can be movable, therefore measure stable not, cause measurement data not accurate enough.
Taking turns disclosed in D3 in arc reading type cardiac surgery operation accurate measurement instrument, comprising by upper left handle, arc chi, transfer wheel, main axle, reading wheel, driven pulley, follower shaft, axle cap, deposit wheel curved, lower-left handle, bearing pin, right handle, pedestal, belt, pointer, edge adhesive tape and main wheel and form.The right handle of vertical bar type and lower-left handle are by bearing pin cross coupled and all can rotate around bearing pin.The lower end of lower-left handle and right handle is tip.Have at the two ends of pedestal vertical with pedestal respectively and be holistic main axle and follower shaft with pedestal.Reading wheel and the coalition of driven pulley to be placed on described follower shaft and to become clearance fit relationship with follower shaft.Transfer wheel and the coalition of main wheel to be placed on described main axle and to become clearance fit relationship with main axle.Its complex structure, is not easy to operation.
Therefore, need to provide that a kind of structure is simple, convenient operation and measurement result accurate Wicresoft valve size measuring device.
Summary of the invention
In order to solve the problem, this application provides a kind of Wicresoft valve size measuring device, this Wicresoft's valve size measuring device has to be measured conveniently, the large I continually varying effect of gage outfit, and can be read the size of target to be measured exactly by rule.And the most important thing is, the gage outfit of this invention can enter in heart by the primary operating hole of thoracic cavity 2.5-3cm in closed state, and then opens, and does accurately to measure to valve size, and the otch that common fixation measuring device will make about 6cm just by.
In Wicresoft's valve size measuring device of the application, comprising: Handleset; Rule, described rule is bonded on described Handleset top; Actuator, described actuator is arranged on described rule; Pull bar, described pull bar is arranged on described Handleset top, and one end of wherein said pull bar engages movably with described Handleset top; Sleeve pipe, described sleeve pipe and described pull bar are set in the outside of this pull bar coaxially, and are fixed on Handleset top; And gage outfit, described gage outfit is arranged on the other end of described pull bar.
Preferably, described Handleset comprises: fixed handle, and described sleeve pipe is fixed on described fixed handle top; Flexible handle, described flexible handle is combined pivotally with described fixed handle; Spring, described spring is arranged between described fixed handle and described flexible handle against ground, and produces tension force between fixed handle and flexible handle, thus makes described Handleset compress described actuator; And pivot, described pivot is arranged on described fixed handle and described flexible handle roughly position in the middle, enables described flexible handle be pivotally connected to described fixed handle.
Preferably, described rule, described actuator, described flexible handle and described fixed handle are connected in series above described pivot, and described rule is inserted through described actuator and described flexible handle and is inserted in described fixed handle.
Preferably, the top of described fixed handle has the through hole of transverse opening, and one end of described pull bar is passed this through hole and is connected to the top of described flexible handle, and the bottom of described fixed handle has the handle of sub-elliptical annular.
Preferably, one end of described sleeve pipe is inserted in described through hole, thus when allowing described pull bar to slide in described sleeve pipe, described sleeve pipe can not be subjected to displacement.
Preferably, described gage outfit comprises: two the first bars, and described first bar has first end and the second end respectively, and the first end of each first bar is pivotally connected to the end of the described sleeve pipe other end respectively; Two side amount sheets, the sidepiece that sheet is measured facing in described side has at least one groove respectively, and described measurement sheet has first end and the second end respectively, the first end of described measurement sheet is parallel to be opened for measuring medical target, and the second end of each measurement sheet is pivotally connected to the second end of described first bar respectively; With two the second bars, described two the second bars have first end and the second end respectively, the first end of each second bar can engage slidably at least one T-slot of corresponding measurement sheet, and the second end of each second bar is pivotally connected to the second end of the first bar respectively.
Preferably, the second end of the second end of described first bar, the second end of described second bar and described measurement sheet is hinged coaxially respectively.
Preferably, described two the second bars therebetween cross part intersection are pivotally connected to, and the other end of described pull bar is connected to this cross part.
Preferably, described first bar, described second bar, described measurement sheet and described pull bar form Duo Gan bindiny mechanism, thus when Handleset opens or close up, described Handleset pulls described pull bar, cause the interlock of described first bar, described second bar and described measurement sheet, measure sheet balance to make two and open or close.
Preferably, described actuator is described stop nut or retainer.
The invention also discloses a kind of method using Wicresoft valve size measuring device to measure medical target, said method comprising the steps of: operating grip assembly thus pull the pull bar being arranged on Handleset top; Described pull bar slides in the sleeve pipe being fixed on described Handleset top; By the slip of pull bar, gage outfit is opened; Described Handleset operation is until contact with actuator; After described Handleset fully contacts with described actuator, make described gage outfit have stable opening dimension; Be inserted in the size on the rule in described Handleset with reading, the size on wherein said rule shows the opening dimension of described gage outfit.
Preferably, when operating, described flexible handle around described pivot, thus pulls described pull bar to slide in described sleeve pipe, and described flexible handle contacts with described actuator, thus makes flexible handle be stabilized in a certain position, makes gage outfit stablize simultaneously and opens.
Preferably, during operation, described pull bar pulls the interstitial chiasma portion of described second bar by the other end of described pull bar, thus the first end of described second bar is slided in T-slot, the slip of the first end of described second bar drives the second end of described first bar and measures the second end of sheet, thus the first end making two to measure sheets is parallel opens.
The structure of Wicresoft's valve size measuring device of the application is simple, convenient operation and measurement result is accurate, is particularly suitable for measuring cardiac valve.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of Wicresoft's valve size measuring device of the embodiment of the present application;
Fig. 2 is the detail view of the Handleset of Wicresoft's valve size measuring device of Fig. 1;
Fig. 3 A is the details enlarged drawing of the gage outfit of Wicresoft's valve size measuring device of the embodiment of the present application;
Fig. 3 B is the sectional view intercepted along T-T cross section in Fig. 3 A; With
Fig. 4 is the rule of Wicresoft's valve size measuring device and the details enlarged drawing of actuator of the embodiment of the present application.
Detailed description of the invention
Below in conjunction with accompanying drawing detailed description the application.
Fig. 1 discloses the schematic perspective view of Wicresoft of the present invention valve size measuring device.Fig. 2 is the detail view of the Handleset of Wicresoft's valve size measuring device of Fig. 1.
With reference to Fig. 1 and 2, the measuring device of the embodiment of the present invention comprises Handleset, rule 3, actuator 4, pull bar 5, sleeve pipe 6 and gage outfit 7.Rule 3 and actuator 4 are sequentially bonded on Handleset top, and actuator 4 is arranged on rule 3.The one end with the pull bar 5 of arcuate shape is arranged on the top of Handleset, and the sleeve pipe 6 of the arc corresponding with the arcuate shape of pull bar 5 is set in the outside of pull bar, and one end of sleeve pipe 6 is fixed on Handleset top.The shape of pull bar and sleeve pipe can be not limited to arc, and they also can have the shape of straight line or curve, as long as both shapes are corresponding, and pull bar can slide in sleeve pipe.One end of gage outfit 7 is fixed on the end of the other end of sleeve pipe, and the other end of gage outfit 7 can open, for measuring medical target.
Below, the concrete structure of Handleset is described with reference to Fig. 1 and 2.Handleset comprises: fixed handle 1, flexible handle 2, pivot 8 and spring 9.Fixed handle 1 and flexible handle 2 are bonded together by pivot 8, and pivot is arranged on the position of fixed handle and flexible handle upper middle, thus flexible handle is rotated relative to fixed handle.Spring 8 is arranged on below pivot, and the both sides of spring are resisted against the inner side of fixed handle and flexible handle respectively.Spring 8 can be the spring of sheet spring, leaf spring or other form arbitrarily, as long as its two ends are respectively against fixed handle and flexible handle, and applies tension force between fixed handle and flexible handle.This tension force makes flexible handle be close to palm, and makes fixed handle compress actuator, thus convenient operation, and improve manipulation accuracy.
Rule 3, actuator 4, flexible handle 2 and fixed handle 1 are connected in series above pivot 8, and rule 3 is inserted through actuator 4 and flexible handle 2 and is inserted in described fixed handle 1.Like this, can stably read the scale of rule when operating and can not error be produced.Certainly, rule and actuator also can be arranged on below pivot, as long as accurately can read the counting of rule when gage outfit opens.
The bottom of fixed handle 1 can have ellipse or tetragon loop configuration, thus is convenient to user grasping.
In the present embodiment, actuator is stop nut, but the present invention is not limited thereto, and this actuator also can be the parts of other any restriction Handleset motions such as retainer.
Next, the connected mode of Handleset and pull bar 5 and sleeve pipe 6 is described in detail with reference to Fig. 1 and 2.The top of fixed handle 1 has the through hole of transverse opening, one end of pull bar is passed this through hole and is connected to the top of flexible handle 2, and one end of sleeve pipe 6 is inserted in this through hole regularly, like this, when flexible handle 2 operates, flexible handle 2 can pull pull bar 5 and pull bar 5 is slided in sleeve pipe 6.The other end of pull bar is connected to gage outfit 7, by the slip of pull bar 5, gage outfit 7 is opened, thus can correspondingly read gage outfit by rule open size.
Further, the one end due to sleeve pipe 6 is inserted in this through hole regularly, therefore can not be subjected to displacement when pull bar 5 slides in sleeve pipe 6, thus improves certainty of measurement.
Like this, by controlling the opening and closing size of two handles, the opening and closing degree of gage outfit can be changed. adjusting nut can limit stretching degree when gage outfit is measured. and rule has scale, and what can read gage outfit opens size, thus realizes measuring.Further, the spring on handle can make handle keep separated position as far as possible, and compression adjustment nut, like this, even if operator is not at two handles of holding with a firm grip, measures lobe and still can keep fixing opening dimension.
Fig. 3 A is the details enlarged drawing of the gage outfit of Wicresoft's valve size measuring device of the embodiment of the present invention, and Fig. 3 B is the sectional view intercepted along the T-T line in Fig. 3 A.In the embodiment shown in Fig. 3 A, gage outfit 7 comprises: two the first bars 10, and each in these two first bars has first end and the second end respectively, and the first end of two the first bars is pivotally connected to the end of the described sleeve pipe other end respectively; Two side amount sheets 11, amount sheet 11 facing sidepiece in two sides has at least one T-slot (as shown in Figure 3 B) respectively, and described measurement sheet 11 has first end and the second end respectively, the first end of this measurement sheet can parallelly open for measuring medical target, and the second end of two measurement sheets is pivotally connected to the second end of two the first bars respectively; With two the second bars 12, two the second bars also have first end and the second end respectively, the first end of each second bar can engage slidably at least one T-slot of corresponding measurement sheet 11, and the second end of each second bar is pivotally connected to the second end of the first bar respectively.
Wherein, the second end of the second end of the first bar, the second end of the second bar and measurement sheet is hinged coaxially respectively, and two the second bar cross part interconnections pivotally therebetween, and the other end of aforementioned pull bar 5 is connected to this cross part.Like this, first bar 10, second bar 12, measurement sheet 11 and pull bar 6 constitute Duo Gan bindiny mechanism, when Handleset opens or close up, flexible handle in Handleset pulls pull bar 5, make the generation interlock of the first bar 10, second bar 12 and measurement sheet 11, make two to measure sheet balance open or close, thus measure.And because sleeve pipe 6 is installed on fixed handle 1, therefore improving certainty of measurement when measuring, can not error be produced.
In addition, measurement lobe is circular shape, and two measure lobes takes up room when closing little, is convenient to put in intraperitoneal, when opening and target to be measured be adjacent to, it is more accurate to measure.
Fig. 4 shows the details enlarged drawing of stop nut and rule.Limit the scale on rule by stop nut, thus reading measurement sheet opens size accordingly.
To describe the method using Wicresoft of the present invention valve size measuring device to measure medical target in detail below, the method comprises the following steps: operating grip assembly thus pull the pull bar 5 being arranged on Handleset top; Pull bar 5 slides in the sleeve pipe 6 being fixed on described Handleset top; By the slip of pull bar in sleeve pipe 6, gage outfit 7 is opened; Handleset operation is until contact with actuator 4; After Handleset fully contacts with actuator 4, make gage outfit 7 have stable opening dimension; Be inserted in the size on the rule 3 in Handleset with reading, the size on wherein said rule 3 shows the opening dimension of described gage outfit 7.
Particularly, when operating, flexible handle 2 around described pivot, thus pulls pull bar 5 to slide in sleeve pipe 6, and flexible handle 2 contacts with actuator 4, thus makes flexible handle 2 be stabilized in a certain position, makes gage outfit 7 stablize simultaneously and opens.
In addition, when operating, making the other end of pull bar 5 pull the interstitial chiasma portion of the second bar 12 by the operation of flexible handle, thus the first end of the second bar be fastened in T-slot is slided in this T-slot.The slip of the first end of the second bar 12 drives the second end of the first bar 10 and measures the second end of sheet 11, thus the first end making two to measure sheets by pull bar, the first bar, the second bar and the interlock of measuring sheet is parallel opens.Further, the spring on handle can make handle keep separated position as far as possible, and compression adjustment nut, by this, measurement target is accurately measured.
Although shown in detail in accompanying drawing and above-mentioned explanation and described described disclosure; but this diagram and illustrate and will be considered to exemplary in nature and not have restricted; it is understood that show and describe (one or more) illustrative embodiment, and all changes in the scope of disclosed spirit and amendment all protected.Will be noted that embodiment of the present disclosure may not comprise also unaccounted all features of at least some advantage still benefiting from this feature.Those skilled in the art easily can expect its oneself embodiment, and this embodiment comprises the one or more of feature of the present disclosure and falls in the spirit and scope of the present invention that claims limit.
Claims (8)
1. Wicresoft's valve size measuring device, comprising:
Handleset;
Rule (3), described rule is bonded on described Handleset top;
Actuator (4), described actuator is arranged on described rule;
Pull bar (5), described pull bar is arranged on described Handleset top, and one end of wherein said pull bar engages movably with described Handleset top;
Sleeve pipe (6), described sleeve pipe and described pull bar are set in the outside of this pull bar coaxially, and are fixed on Handleset top; With
Gage outfit (7), described gage outfit is arranged on the other end of described pull bar,
Wherein said Handleset comprises:
Fixed handle (1), described sleeve pipe is fixed on described fixed handle top;
Flexible handle (2), described flexible handle is combined pivotally with described fixed handle;
Spring (9), described spring is arranged between described fixed handle and described flexible handle against ground, and produces tension force between fixed handle and flexible handle, thus makes described Handleset compress described actuator; With
Pivot (8), described pivot is arranged on described fixed handle and described flexible handle close to position in the middle, is pivotally connected to described fixed handle for enabling described flexible handle.
2. Wicresoft according to claim 1 valve size measuring device, wherein said rule, described actuator, described flexible handle and described fixed handle are connected in series above described pivot, and described rule is inserted through described actuator and described flexible handle, and is inserted in described fixed handle.
3. Wicresoft according to claim 1 valve size measuring device, the top of wherein said fixed handle has the through hole of transverse opening, and one end of described pull bar is passed this through hole and is connected to the top of described flexible handle; The bottom of described fixed handle has the handle of class oval ring.
4. Wicresoft according to claim 3 valve size measuring device, one end of wherein said sleeve pipe is inserted in described through hole, thus when allowing described pull bar to slide in described sleeve pipe, described sleeve pipe can not be subjected to displacement.
5. Wicresoft according to claim 1 valve size measuring device, wherein said gage outfit comprises:
Two the first bars (10), described first bar has first end and the second end respectively, and the first end of each first bar is pivotally connected to the end of described sleeve pipe away from one end of described Handleset respectively;
Measure sheet (11) for two, the facing sidepiece of described measurement sheet has at least one groove respectively, and described measurement sheet has first end and the second end respectively, the first end of described measurement sheet is parallel to be opened for measuring medical target, and the second end of each measurement sheet is pivotally connected to the second end of described first bar respectively; With
Two the second bars (12), described two the second bars have first end and the second end respectively, the first end of each second bar can engage slidably at least one T-slot of corresponding measurement sheet, and the second end of each second bar is pivotally connected to the second end of the first bar respectively;
Wherein, the second end of the second end of described first bar, the second end of described second bar and described measurement sheet is hinged coaxially respectively;
Wherein said two the second bars therebetween cross part intersection are pivotally connected to, and the other end of described pull bar is connected to this cross part;
Described first bar, described second bar, described measurement sheet and described pull bar form Duo Gan bindiny mechanism, thus when Handleset opens or close up, described Handleset pulls described pull bar, cause the interlock of described first bar, described second bar and described measurement sheet, measure sheet balance to make two and open or close.
6. Wicresoft according to claim 1 valve size measuring device, wherein said actuator is stop nut or retainer.
7. use Wicresoft's valve size measuring device to measure a method for medical target, said method comprising the steps of:
Operating grip assembly thus pull the pull bar being arranged on Handleset top;
Described pull bar slides in the sleeve pipe being fixed on described Handleset top;
By the slip of pull bar, gage outfit is opened;
Described Handleset operation is until contact with actuator;
After described Handleset fully contacts with described actuator, make described gage outfit have stable opening dimension; With
Reading is inserted in the size on the rule in described Handleset,
Size on wherein said rule shows the opening dimension of described gage outfit,
Wherein said Handleset comprises:
Fixed handle (1), described sleeve pipe is fixed on described fixed handle top;
Flexible handle (2) described flexible handle is combined pivotally with described fixed handle;
Spring (9), described spring is arranged between described fixed handle and described flexible handle against ground, and produces tension force between fixed handle and flexible handle, thus makes described Handleset compress described actuator; With
Pivot (8), described pivot is arranged on described fixed handle and described flexible handle roughly position in the middle, enables described flexible handle be pivotally connected to described fixed handle,
Wherein when operating, described flexible handle around described pivot, thus pulls described pull bar to slide in described sleeve pipe, and described flexible handle contacts with described actuator, thus makes flexible handle be stabilized in a certain position, makes gage outfit stablize simultaneously and opens.
8. method according to claim 7, wherein state gage outfit and comprise:
Two the first bars (10), described first bar has first end and the second end respectively, and the first end of each first bar is pivotally connected to the end of described sleeve pipe away from one end of described Handleset respectively;
Measure sheet (11) for two, the facing sidepiece of described measurement sheet has at least one groove respectively, and described measurement sheet has first end and the second end respectively, the first end of described measurement sheet is parallel to be opened for measuring medical target, and the second end of each measurement sheet is pivotally connected to the second end of described first bar respectively; With
Two the second bars (12), described two the second bars have first end and the second end respectively, the first end of each second bar can engage slidably at least one T-slot of corresponding measurement sheet, and the second end of each second bar is pivotally connected to the second end of the first bar respectively;
Second end of the second end of described first bar, the second end of described second bar and described measurement sheet is hinged coaxially respectively;
Described two the second bars therebetween cross part intersect and are pivotally connected to, and described pull bar is connected to this interstitial chiasma portion away from one end of described Handleset;
Described first bar, described second bar, described measurement sheet and described pull bar form Duo Gan bindiny mechanism, thus when Handleset opens or close up, described Handleset pulls described pull bar, cause the interlock of described first bar, described second bar and described measurement sheet, measure sheet balance to make two open or close
During operation, described pull bar pulls the interstitial chiasma portion of described second bar away from one end of described Handleset by described pull bar, thus the first end of described second bar is slided in T-slot, the slip of the first end of described second bar drives the second end of described first bar and measures the second end of sheet, thus the first end making two to measure sheets is parallel opens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310354825.9A CN103462608B (en) | 2013-08-14 | 2013-08-14 | Minimally-invasive valve size measurer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310354825.9A CN103462608B (en) | 2013-08-14 | 2013-08-14 | Minimally-invasive valve size measurer |
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| CN103462608A CN103462608A (en) | 2013-12-25 |
| CN103462608B true CN103462608B (en) | 2015-06-10 |
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| CN201310354825.9A Expired - Fee Related CN103462608B (en) | 2013-08-14 | 2013-08-14 | Minimally-invasive valve size measurer |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2014209871B8 (en) * | 2013-01-25 | 2018-08-02 | Medtentia International Ltd Oy | A medical device and method for facilitating selection of an annuloplasty implant |
| CN108938103A (en) * | 2018-07-19 | 2018-12-07 | 上海博进凯利泰医疗科技有限公司 | A kind of soft tissue dipstick |
| CN110522625A (en) * | 2019-08-04 | 2019-12-03 | 赵强 | The minimally invasive intrathoracic press device of one kind and its application method |
| CN111419474B (en) * | 2020-04-10 | 2022-05-27 | 中国医学科学院阜外医院 | Heart valve measuring device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214685U (en) * | 1987-10-24 | 1988-08-24 | 长春光学精密机械学院 | Measurer for shape of uterus cavity |
| CN101273879A (en) * | 2007-03-28 | 2008-10-01 | 伊西康内外科公司 | Laparoscopic tissue thickness and clamp load measuring devices |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7367984B2 (en) * | 2003-05-07 | 2008-05-06 | Medtronic, Inc. | Methods and apparatus for sizing fresh donor heart valves |
| US7007396B2 (en) * | 2003-05-29 | 2006-03-07 | Plc Medical Systems, Inc. | Replacement heart valve sizing device |
-
2013
- 2013-08-14 CN CN201310354825.9A patent/CN103462608B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214685U (en) * | 1987-10-24 | 1988-08-24 | 长春光学精密机械学院 | Measurer for shape of uterus cavity |
| CN101273879A (en) * | 2007-03-28 | 2008-10-01 | 伊西康内外科公司 | Laparoscopic tissue thickness and clamp load measuring devices |
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| CN103462608A (en) | 2013-12-25 |
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